Merge branch 'main' of https://chookspace.com/SpookyDervish/mesh-network-project

.gitignore

@@ -0,0 +1,2 @@
+venv
+*.pyc

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "micropico.syncFolder": "relay"
+}

desktop_app/api/channel.py

@@ -0,0 +1,5 @@
+class Channel:
+    def __init__(self, name: str, key: str, sf: int = 9):
+        self.name = name
+        self.key = key
+        self.sf = sf

desktop_app/api/message.py

@@ -0,0 +1,6 @@
+from api.node import MeshNode
+
+class Message:
+    def __init__(self, content: str, sender: MeshNode):
+        self.content = content
+        self.sender = sender

desktop_app/api/node.py

@@ -0,0 +1,80 @@
+from bleak import BleakScanner, BleakClient
+import asyncio
+import struct
+from dataclasses import dataclass
+from enum import Enum
+
+NODE_BLUETOOTH_SERVICE_UUID = "E1898FF7-5063-4441-a6eb-526073B00001"
+NODE_BLUETOOTH_RX_UUID = "E1898FF7-5063-4441-a6eb-526073B00002"
+NODE_BLUETOOTH_TX_UUID = "E1898FF7-5063-4441-a6eb-526073B00003"
+
+
+class BluetoothPacketType(Enum):
+    SEND_MESSAGE = 1
+    GET_INFO = 2
+
+@dataclass
+class BluetoothPacket:
+    packet_type: BluetoothPacketType
+    data: dict
+
+class MeshNode:
+    def __init__(self, client: BleakClient, app):
+        self.client = client
+        self.app = app
+        self.name = "None"
+        
+        self.rx_queue = asyncio.Queue()
+        
+    async def get_client_info(self):
+        await self.transmit_bluetooth_packet(BluetoothPacket(
+            BluetoothPacketType.GET_INFO,
+            None
+        ))
+        
+    def serialize_msg(self, packet: BluetoothPacket):
+        final = bytes()
+        
+        final += struct.pack("<B", packet.packet_type.value)
+        final += repr(packet.data).encode()
+        
+        return final
+        
+    async def transmit_bluetooth_packet(self, packet: BluetoothPacket):
+        await self.client.write_gatt_char(NODE_BLUETOOTH_TX_UUID, self.serialize_msg(packet))
+        
+    async def receive(self):
+        return await self.rx_queue.get()
+        
+    async def ping(self):
+        await self.client.write_gatt_char(NODE_BLUETOOTH_TX_UUID, b"ping")
+        
+    def notification_received(self, sender, data):
+        self.app.log(f"Receive: {data}")
+        self.rx_queue.put_nowait(data)
+        
+    async def discover(app):
+        """Find a mesh node via Bluetooth
+        """
+        # find a nearby device that is a node
+        devices = await BleakScanner.discover(service_uuids=[NODE_BLUETOOTH_SERVICE_UUID], timeout=5)
+        
+        # no device was found
+        if len(devices) == 0:
+            return None
+        
+        # get the device using its address
+        device = await BleakScanner.find_device_by_address(devices[0].address, timeout=5)
+        client = BleakClient(device)
+        
+        # connect to the device
+        await client.connect()
+        
+        # make it so we can receive data
+        new_node = MeshNode(client, app)
+        await client.start_notify(NODE_BLUETOOTH_RX_UUID, new_node.notification_received)
+        
+        # request info about the client
+        await new_node.get_client_info()
+        
+        return new_node

desktop_app/main.py

@@ -0,0 +1,7 @@
+from api.node import MeshNode
+from ui.app import mesh
+
+
+if __name__ == "__main__":
+    app = mesh()
+    app.run()

desktop_app/ui/app.py

@@ -0,0 +1,18 @@
+from textual.app import App
+from ui.screens.pair_screen import PairScreen
+from api.node import MeshNode
+from api.channel import Channel
+
+
+class mesh(App):
+    CSS_PATH = "assets/global.tcss"
+    
+    def __init__(self, driver_class = None, css_path = None, watch_css = False, ansi_color = False):
+        super().__init__(driver_class, css_path, watch_css, ansi_color)
+        self.mesh_node: MeshNode = None
+        # key = channel name
+        # value = channel
+        self.channels: dict[str, Channel]
+    
+    def on_ready(self):
+        self.push_screen(PairScreen())

desktop_app/ui/assets/banner.txt

@@ -0,0 +1,7 @@
+
+                      _     
+                     | |    
+  _ __ ___   ___  ___| |__  
+ | '_ ` _ \ / _ \/ __| '_ \ 
+ | | | | | |  __/\__ \ | | |
+ |_| |_| |_|\___||___/_| |_|

desktop_app/ui/assets/channels_banner.txt

@@ -0,0 +1,8 @@
+       _                            _     
+      | |                          | |    
+   ___| |__   __ _ _ __  _ __   ___| |___ 
+  / __| '_ \ / _` | '_ \| '_ \ / _ \ / __|
+ | (__| | | | (_| | | | | | | |  __/ \__ \
+  \___|_| |_|\__,_|_| |_|_| |_|\___|_|___/
+                                          
+                                          

desktop_app/ui/assets/global.tcss

@@ -0,0 +1,9 @@
+.banner {
+    padding: 1;
+    width: 100%;
+    background: $primary 50%;
+    color: $primary-lighten-1;
+    text-align: center;
+    margin: 1;
+    text-style: bold underline;
+}

desktop_app/ui/assets/pair_screen.tcss

@@ -0,0 +1,27 @@
+PairScreen {
+    align: center middle;
+
+    EffectLabel {
+        min-width: 50;
+        text-align: center;
+        text-style: bold;
+    }
+}
+
+#middle {
+    border: $success round;
+    width: 45;
+    height: 15;
+
+    padding: 0 1 1 1;
+
+    Static {
+        min-width: 100%;
+        margin: 0 1;
+    }
+
+    LoadingIndicator {
+        height: 1;
+        margin-top: 1;
+    }
+}

desktop_app/ui/screens/main_screen.py

@@ -0,0 +1,19 @@
+from textual.screen import Screen
+from textual.widgets import Header, Footer, ContentSwitcher
+from ui.widgets.home_sidebar import HomeSidebar
+from ui.widgets.home_info import HomeInfo
+from ui.widgets.channels_list import ChannelsList
+from ui.widgets.chat_window import ChatWindow
+
+
+class MainScreen(Screen):
+    def compose(self):
+        yield Header(show_clock=True)
+        yield HomeSidebar()
+        
+        with ContentSwitcher(initial="home-info"):
+            yield HomeInfo(id="home-info")
+            yield ChannelsList(id="channels-list")
+            yield ChatWindow(id="chat-window")
+        
+        yield Footer()

desktop_app/ui/screens/pair_screen.py

@@ -0,0 +1,41 @@
+from textual.screen import Screen
+from textual.containers import Vertical
+from textual.widgets import Static, LoadingIndicator, DataTable
+from textual import work
+from ui.screens.main_screen import MainScreen
+from textualeffects.widgets import EffectLabel
+
+from api.node import MeshNode
+
+
+class PairScreen(Screen):
+    CSS_PATH = "../assets/pair_screen.tcss"
+    
+    @work
+    async def connect_to_node(self, is_retry = False):
+        if not is_retry:
+            self.notify("This may take a moment...", title="Discovering nearby nodes...")
+        self.app.mesh_node = await MeshNode.discover(self.app)
+
+        if self.app.mesh_node == None:
+            self.notify("Check your node is powered on and nearby.\nRetrying...", title="Failed to find a nearby node!", severity="warning")
+            return self.connect_to_node(True)
+            
+        self.notify("Hurray! You're on the mesh!", title="Node connected!")
+        self.app.switch_screen(MainScreen())
+        
+    
+    async def on_compose(self):
+        self.connect_to_node()
+    
+    def compose(self):
+        
+        with Vertical(id="middle") as center_window:
+            center_window.border_title = "Pair a Node"
+            
+            with open("ui/assets/banner.txt", "r") as f:
+                yield EffectLabel(f.read(), effect="Print")
+            
+            yield Static("Attempting to connect to a nearby node. Make sure your mesh network node is powered and ready to pair.")
+            
+            yield LoadingIndicator()

desktop_app/ui/widgets/channels_list.py

@@ -0,0 +1,58 @@
+from textual.containers import VerticalScroll, Vertical, HorizontalGroup
+from textual.widgets import Static, Button, Rule, ContentSwitcher
+
+from api.channel import Channel
+
+
+class ChannelView(Button):
+    DEFAULT_CSS = """
+    ChannelView {
+        margin: 0 1;
+        background: $boost;
+        border: $surface-lighten-1 tall;
+        content-align: left middle;
+        text-align: left;
+        width: 30;
+    }
+    """
+    
+    def __init__(self, channel: Channel):
+        super().__init__("  [b]" + channel.name, flat=True)
+        self.channel = channel
+
+class ChannelsList(Vertical):
+    DEFAULT_CSS = """
+    ChannelsList {
+        Rule {
+            color: $surface-lighten-1;
+        }
+        
+        #buttons {
+            margin-bottom: 1;
+            
+            Button {
+                margin: 0 1;
+            }
+        }
+    }
+    """
+    
+    def on_button_pressed(self, event: ChannelView.Pressed):
+        self.screen.query_one(ContentSwitcher).current = "chat-window"
+    
+    def compose(self):
+        with VerticalScroll():
+            yield Static("channels", classes="banner")
+            yield ChannelView(Channel("test channel 1", "AQ=="))
+            yield ChannelView(Channel("test channel 2", "AQ=="))
+            yield ChannelView(Channel("test channel 3", "AQ=="))
+            yield ChannelView(Channel("test channel 4", "AQ=="))
+            yield ChannelView(Channel("test channel 5", "AQ=="))
+            yield ChannelView(Channel("test channel 6", "AQ=="))
+            yield ChannelView(Channel("test channel 7", "AQ=="))
+            
+        yield Rule()
+            
+        with HorizontalGroup(id="buttons"):
+            yield Button("Create Channel")
+            yield Button("Advertise")

desktop_app/ui/widgets/chat_window.py

@@ -0,0 +1,82 @@
+from textual.containers import Vertical, VerticalScroll, VerticalGroup, HorizontalGroup
+from textual.widgets import Input, Button, Static
+from api.message import Message
+from api.node import MeshNode
+
+
+class MessageView(VerticalGroup):
+    DEFAULT_CSS = """
+    MessageView {
+        margin-bottom: 1;
+        
+        #message-text {
+            background: $surface;
+            padding: 1;
+            width: auto;
+            max-width: 25;
+        }
+        
+        #triangle {
+            color: $surface;
+            width: auto;
+        }
+        
+        &.right {
+            align-horizontal: right;
+        }
+        
+        
+    }
+    """
+    
+    def __init__(self, message: Message):
+        super().__init__()
+        self.message = message
+        
+        if self.message.sender != self.app.mesh_node:
+            self.notify("right side")
+            self.add_class("right")
+        
+    def compose(self):
+        user_name = self.message.sender.name
+        if self.message.sender == self.app.mesh_node:
+            user_name += " (You)"
+        
+        yield Static(f"[b u cyan]{user_name}[/]\n{self.message.content}", id="message-text")
+        yield Static("", id="triangle")
+
+class ChatWindow(Vertical):
+    DEFAULT_CSS = """
+    ChatWindow {
+        #message-history {
+            padding: 1;
+        }
+        
+        #message-box {
+            margin-right: 2;
+            align: left middle;
+            
+            #message-input {
+                margin: 1;
+                width: 90%;
+            }
+            
+            #send-btn {
+                max-width: 10%;
+                margin: 1 0;
+            }
+        }
+    }
+    """
+    
+    def compose(self):
+        with VerticalScroll(id="message-history"):
+            fake = MeshNode(None, self.app)
+            fake.name = "billy"
+            yield MessageView(Message("hi!!!", fake))
+            yield MessageView(Message("hi!!!", fake))
+            yield MessageView(Message("hi!!!", self.app.mesh_node))
+        
+        with HorizontalGroup(id="message-box"):
+            yield Input(placeholder="Send a message", id="message-input")
+            yield Button("", flat=True, id="send-btn")

desktop_app/ui/widgets/home_info.py

@@ -0,0 +1,25 @@
+from textual.containers import Center
+from textual.widgets import Static
+from textualeffects.widgets import EffectLabel
+
+
+class HomeInfo(Center):
+    DEFAULT_CSS = """
+    HomeInfo {
+        width: 100%;
+        padding: 0 3;
+        
+        EffectLabel {
+            min-width: 100%;
+            text-align: center;
+        }
+    }
+    """
+    
+    def compose(self):
+        with open("ui/assets/banner.txt", "r") as f:
+            yield EffectLabel(f.read(), effect="Print")
+            
+        yield Static("[cyan]󰍦[/]  [b blink]1[/] new message(s)")
+        yield Static("[cyan]󰑩[/]  [b]2 of 3[/] nodes online")
+        yield Static("[lime]󰢾[/]  [b]SNR:[/] 10.0 dBm [b]| RSSI:[/] -115.0 dBm")

desktop_app/ui/widgets/home_sidebar.py

@@ -0,0 +1,39 @@
+from textual.containers import Vertical
+from textual.widgets import Button, ContentSwitcher
+
+
+class SidebarButton(Button):
+    DEFAULT_CSS = """
+    SidebarButton {
+        max-width: 100%;
+        margin-bottom: 1;
+    }
+    """
+
+class HomeSidebar(Vertical):
+    DEFAULT_CSS = """
+    HomeSidebar {
+        width: 11;
+        background: $boost;
+        border-right: $surface-lighten-1 tall;
+        padding: 1;
+        dock: left;
+        margin-top: 1;
+    }
+    """
+    
+    def on_button_pressed(self, event: Button.Pressed):
+        content_switcher: ContentSwitcher = self.screen.query_one(ContentSwitcher)
+        
+        match event.button.id:
+            case "home-btn":
+                content_switcher.current = "home-info"
+            case "channels-btn":
+                content_switcher.current = "channels-list"
+            case "settings-btn":
+                content_switcher.current = "settings"
+    
+    def compose(self):
+        yield SidebarButton("", tooltip="Home", id="home-btn")
+        yield SidebarButton("", tooltip="Channels", id="channels-btn")
+        yield SidebarButton("", tooltip="Settings", id="settings-btn")

include/packet.h

@@ -1,13 +0,0 @@
-#pragma once
-#include <stdint.h>
-
-typedef struct {
-    uint8_t version;           // version number to prevent breaking older packet formats
-    uint8_t ttl;               // the number of hops left in the lifespan of the packet, prevents infinite hopping
-    uint8_t packetType;        // packet type (message is the only type right now)
-    uint32_t senderId;         // unique id of the person who sent the packet
-    uint32_t targetId;         // 0xFFFFFFFF = broadcast
-    uint32_t messageId;        // we can ignore packets if we've seen them twice
-    uint16_t payloadLength;    // length of data
-    uint8_t payload[];         // actual data
-} __attribute__((packed)) Packet;

relay/.gitignore

@@ -1 +0,0 @@
-build

relay/.micropico

@@ -0,0 +1,3 @@
+{
+    "info": "This file is just used to identify a project folder."
+}

relay/CMakeLists.txt

@@ -1,19 +0,0 @@
-cmake_minimum_required(VERSION 4.2)
-
-include(pico_sdk_import.cmake)
-
-project(relay C CXX ASM)
-set(CMAKE_C_STANDARD 11)
-set(CMAKE_CXX_STANDARD 17)
-
-set(PICO_EXAMPLES_PATH $(PROJECT_SOURCE_DIR))
-
-pico_sdk_init()
-
-add_executable(relay
-    main.c
-    )
-
-target_link_libraries(relay pico_stdlib)
-
-pico_add_extra_outputs(relay)

relay/_sx126x.py

@@ -0,0 +1,414 @@
+from sys import implementation
+
+if implementation.name == 'micropython':
+  from utime import sleep_ms
+
+if implementation.name == 'circuitpython':
+    from time import sleep
+    def sleep_ms(ms):
+        sleep(ms/1000)
+
+def ASSERT(state):
+    assert state == ERR_NONE, ERROR[state]
+
+def yield_():
+    sleep_ms(1)
+
+SX126X_FREQUENCY_STEP_SIZE = 0.9536743164
+SX126X_MAX_PACKET_LENGTH = const(255)
+SX126X_CRYSTAL_FREQ = 32.0
+SX126X_DIV_EXPONENT = const(25)
+SX126X_CMD_NOP = const(0x00)
+SX126X_CMD_SET_SLEEP = const(0x84)
+SX126X_CMD_SET_STANDBY = const(0x80)
+SX126X_CMD_SET_FS = const(0xC1)
+SX126X_CMD_SET_TX = const(0x83)
+SX126X_CMD_SET_RX = const(0x82)
+SX126X_CMD_STOP_TIMER_ON_PREAMBLE = const(0x9F)
+SX126X_CMD_SET_RX_DUTY_CYCLE = const(0x94)
+SX126X_CMD_SET_CAD = const(0xC5)
+SX126X_CMD_SET_TX_CONTINUOUS_WAVE = const(0xD1)
+SX126X_CMD_SET_TX_INFINITE_PREAMBLE = const(0xD2)
+SX126X_CMD_SET_REGULATOR_MODE = const(0x96)
+SX126X_CMD_CALIBRATE = const(0x89)
+SX126X_CMD_CALIBRATE_IMAGE = const(0x98)
+SX126X_CMD_SET_PA_CONFIG = const(0x95)
+SX126X_CMD_SET_RX_TX_FALLBACK_MODE = const(0x93)
+SX126X_CMD_WRITE_REGISTER = const(0x0D)
+SX126X_CMD_READ_REGISTER = const(0x1D)
+SX126X_CMD_WRITE_BUFFER = const(0x0E)
+SX126X_CMD_READ_BUFFER = const(0x1E)
+SX126X_CMD_SET_DIO_IRQ_PARAMS = const(0x08)
+SX126X_CMD_GET_IRQ_STATUS = const(0x12)
+SX126X_CMD_CLEAR_IRQ_STATUS = const(0x02)
+SX126X_CMD_SET_DIO2_AS_RF_SWITCH_CTRL = const(0x9D)
+SX126X_CMD_SET_DIO3_AS_TCXO_CTRL = const(0x97)
+SX126X_CMD_SET_RF_FREQUENCY = const(0x86)
+SX126X_CMD_SET_PACKET_TYPE = const(0x8A)
+SX126X_CMD_GET_PACKET_TYPE = const(0x11)
+SX126X_CMD_SET_TX_PARAMS = const(0x8E)
+SX126X_CMD_SET_MODULATION_PARAMS = const(0x8B)
+SX126X_CMD_SET_PACKET_PARAMS = const(0x8C)
+SX126X_CMD_SET_CAD_PARAMS = const(0x88)
+SX126X_CMD_SET_BUFFER_BASE_ADDRESS = const(0x8F)
+SX126X_CMD_SET_LORA_SYMB_NUM_TIMEOUT = const(0x0A)
+SX126X_CMD_GET_STATUS = const(0xC0)
+SX126X_CMD_GET_RSSI_INST = const(0x15)
+SX126X_CMD_GET_RX_BUFFER_STATUS = const(0x13)
+SX126X_CMD_GET_PACKET_STATUS = const(0x14)
+SX126X_CMD_GET_DEVICE_ERRORS = const(0x17)
+SX126X_CMD_CLEAR_DEVICE_ERRORS = const(0x07)
+SX126X_CMD_GET_STATS = const(0x10)
+SX126X_CMD_RESET_STATS = const(0x00)
+SX126X_REG_WHITENING_INITIAL_MSB = const(0x06B8)
+SX126X_REG_WHITENING_INITIAL_LSB = const(0x06B9)
+SX126X_REG_CRC_INITIAL_MSB = const(0x06BC)
+SX126X_REG_CRC_INITIAL_LSB = const(0x06BD)
+SX126X_REG_CRC_POLYNOMIAL_MSB = const(0x06BE)
+SX126X_REG_CRC_POLYNOMIAL_LSB = const(0x06BF)
+SX126X_REG_SYNC_WORD_0 = const(0x06C0)
+SX126X_REG_SYNC_WORD_1 = const(0x06C1)
+SX126X_REG_SYNC_WORD_2 = const(0x06C2)
+SX126X_REG_SYNC_WORD_3 = const(0x06C3)
+SX126X_REG_SYNC_WORD_4 = const(0x06C4)
+SX126X_REG_SYNC_WORD_5 = const(0x06C5)
+SX126X_REG_SYNC_WORD_6 = const(0x06C6)
+SX126X_REG_SYNC_WORD_7 = const(0x06C7)
+SX126X_REG_NODE_ADDRESS = const(0x06CD)
+SX126X_REG_BROADCAST_ADDRESS = const(0x06CE)
+SX126X_REG_LORA_SYNC_WORD_MSB = const(0x0740)
+SX126X_REG_LORA_SYNC_WORD_LSB = const(0x0741)
+SX126X_REG_RANDOM_NUMBER_0 = const(0x0819)
+SX126X_REG_RANDOM_NUMBER_1 = const(0x081A)
+SX126X_REG_RANDOM_NUMBER_2 = const(0x081B)
+SX126X_REG_RANDOM_NUMBER_3 = const(0x081C)
+SX126X_REG_RX_GAIN = const(0x08AC)
+SX126X_REG_OCP_CONFIGURATION = const(0x08E7)
+SX126X_REG_XTA_TRIM = const(0x0911)
+SX126X_REG_XTB_TRIM = const(0x0912)
+SX126X_REG_SENSITIVITY_CONFIG = const(0x0889)
+SX126X_REG_TX_CLAMP_CONFIG = const(0x08D8)
+SX126X_REG_RTC_STOP = const(0x0920)
+SX126X_REG_RTC_EVENT = const(0x0944)
+SX126X_REG_IQ_CONFIG = const(0x0736)
+SX126X_REG_RX_GAIN_RETENTION_0 = const(0x029F)
+SX126X_REG_RX_GAIN_RETENTION_1 = const(0x02A0)
+SX126X_REG_RX_GAIN_RETENTION_2 = const(0x02A1)
+SX126X_SLEEP_START_COLD = const(0b00000000)
+SX126X_SLEEP_START_WARM = const(0b00000100)
+SX126X_SLEEP_RTC_OFF = const(0b00000000)
+SX126X_SLEEP_RTC_ON = const(0b00000001)
+SX126X_STANDBY_RC = const(0x00)
+SX126X_STANDBY_XOSC = const(0x01)
+SX126X_RX_TIMEOUT_NONE = const(0x000000)
+SX126X_RX_TIMEOUT_INF = const(0xFFFFFF)
+SX126X_TX_TIMEOUT_NONE = const(0x000000)
+SX126X_STOP_ON_PREAMBLE_OFF = const(0x00)
+SX126X_STOP_ON_PREAMBLE_ON = const(0x01)
+SX126X_REGULATOR_LDO = const(0x00)
+SX126X_REGULATOR_DC_DC = const(0x01)
+SX126X_CALIBRATE_IMAGE_OFF = const(0b00000000)
+SX126X_CALIBRATE_IMAGE_ON = const(0b01000000)
+SX126X_CALIBRATE_ADC_BULK_P_OFF = const(0b00000000)
+SX126X_CALIBRATE_ADC_BULK_P_ON = const(0b00100000)
+SX126X_CALIBRATE_ADC_BULK_N_OFF = const(0b00000000)
+SX126X_CALIBRATE_ADC_BULK_N_ON = const(0b00010000)
+SX126X_CALIBRATE_ADC_PULSE_OFF = const(0b00000000)
+SX126X_CALIBRATE_ADC_PULSE_ON = const(0b00001000)
+SX126X_CALIBRATE_PLL_OFF = const(0b00000000)
+SX126X_CALIBRATE_PLL_ON = const(0b00000100)
+SX126X_CALIBRATE_RC13M_OFF = const(0b00000000)
+SX126X_CALIBRATE_RC13M_ON = const(0b00000010)
+SX126X_CALIBRATE_RC64K_OFF = const(0b00000000)
+SX126X_CALIBRATE_RC64K_ON = const(0b00000001)
+SX126X_CALIBRATE_ALL = const(0b01111111)
+SX126X_CAL_IMG_430_MHZ_1 = const(0x6B)
+SX126X_CAL_IMG_430_MHZ_2 = const(0x6F)
+SX126X_CAL_IMG_470_MHZ_1 = const(0x75)
+SX126X_CAL_IMG_470_MHZ_2 = const(0x81)
+SX126X_CAL_IMG_779_MHZ_1 = const(0xC1)
+SX126X_CAL_IMG_779_MHZ_2 = const(0xC5)
+SX126X_CAL_IMG_863_MHZ_1 = const(0xD7)
+SX126X_CAL_IMG_863_MHZ_2 = const(0xDB)
+SX126X_CAL_IMG_902_MHZ_1 = const(0xE1)
+SX126X_CAL_IMG_902_MHZ_2 = const(0xE9)
+SX126X_PA_CONFIG_HP_MAX = const(0x07)
+SX126X_PA_CONFIG_PA_LUT = const(0x01)
+SX126X_PA_CONFIG_SX1262_8 = const(0x00)
+SX126X_RX_TX_FALLBACK_MODE_FS = const(0x40)
+SX126X_RX_TX_FALLBACK_MODE_STDBY_XOSC = const(0x30)
+SX126X_RX_TX_FALLBACK_MODE_STDBY_RC = const(0x20)
+SX126X_IRQ_TIMEOUT = const(0b1000000000)
+SX126X_IRQ_CAD_DETECTED = const(0b0100000000)
+SX126X_IRQ_CAD_DONE = const(0b0010000000)
+SX126X_IRQ_CRC_ERR = const(0b0001000000)
+SX126X_IRQ_HEADER_ERR = const(0b0000100000)
+SX126X_IRQ_HEADER_VALID = const(0b0000010000)
+SX126X_IRQ_SYNC_WORD_VALID = const(0b0000001000)
+SX126X_IRQ_PREAMBLE_DETECTED = const(0b0000000100)
+SX126X_IRQ_RX_DONE = const(0b0000000010)
+SX126X_IRQ_TX_DONE = const(0b0000000001)
+SX126X_IRQ_ALL = const(0b1111111111)
+SX126X_IRQ_NONE = const(0b0000000000)
+SX126X_DIO2_AS_IRQ = const(0x00)
+SX126X_DIO2_AS_RF_SWITCH = const(0x01)
+SX126X_DIO3_OUTPUT_1_6 = const(0x00)
+SX126X_DIO3_OUTPUT_1_7 = const(0x01)
+SX126X_DIO3_OUTPUT_1_8 = const(0x02)
+SX126X_DIO3_OUTPUT_2_2 = const(0x03)
+SX126X_DIO3_OUTPUT_2_4 = const(0x04)
+SX126X_DIO3_OUTPUT_2_7 = const(0x05)
+SX126X_DIO3_OUTPUT_3_0 = const(0x06)
+SX126X_DIO3_OUTPUT_3_3 = const(0x07)
+SX126X_PACKET_TYPE_GFSK = const(0x00)
+SX126X_PACKET_TYPE_LORA = const(0x01)
+SX126X_PA_RAMP_10U = const(0x00)
+SX126X_PA_RAMP_20U = const(0x01)
+SX126X_PA_RAMP_40U = const(0x02)
+SX126X_PA_RAMP_80U = const(0x03)
+SX126X_PA_RAMP_200U = const(0x04)
+SX126X_PA_RAMP_800U = const(0x05)
+SX126X_PA_RAMP_1700U = const(0x06)
+SX126X_PA_RAMP_3400U = const(0x07)
+SX126X_GFSK_FILTER_NONE = const(0x00)
+SX126X_GFSK_FILTER_GAUSS_0_3 = const(0x08)
+SX126X_GFSK_FILTER_GAUSS_0_5 = const(0x09)
+SX126X_GFSK_FILTER_GAUSS_0_7 = const(0x0A)
+SX126X_GFSK_FILTER_GAUSS_1 = const(0x0B)
+SX126X_GFSK_RX_BW_4_8 = const(0x1F)
+SX126X_GFSK_RX_BW_5_8 = const(0x17)
+SX126X_GFSK_RX_BW_7_3 = const(0x0F)
+SX126X_GFSK_RX_BW_9_7 = const(0x1E)
+SX126X_GFSK_RX_BW_11_7 = const(0x16)
+SX126X_GFSK_RX_BW_14_6 = const(0x0E)
+SX126X_GFSK_RX_BW_19_5 = const(0x1D)
+SX126X_GFSK_RX_BW_23_4 = const(0x15)
+SX126X_GFSK_RX_BW_29_3 = const(0x0D)
+SX126X_GFSK_RX_BW_39_0 = const(0x1C)
+SX126X_GFSK_RX_BW_46_9 = const(0x14)
+SX126X_GFSK_RX_BW_58_6 = const(0x0C)
+SX126X_GFSK_RX_BW_78_2 = const(0x1B)
+SX126X_GFSK_RX_BW_93_8 = const(0x13)
+SX126X_GFSK_RX_BW_117_3 = const(0x0B)
+SX126X_GFSK_RX_BW_156_2 = const(0x1A)
+SX126X_GFSK_RX_BW_187_2 = const(0x12)
+SX126X_GFSK_RX_BW_234_3 = const(0x0A)
+SX126X_GFSK_RX_BW_312_0 = const(0x19)
+SX126X_GFSK_RX_BW_373_6 = const(0x11)
+SX126X_GFSK_RX_BW_467_0 = const(0x09)
+SX126X_LORA_BW_7_8 = const(0x00)
+SX126X_LORA_BW_10_4 = const(0x08)
+SX126X_LORA_BW_15_6 = const(0x01)
+SX126X_LORA_BW_20_8 = const(0x09)
+SX126X_LORA_BW_31_25 = const(0x02)
+SX126X_LORA_BW_41_7 = const(0x0A)
+SX126X_LORA_BW_62_5 = const(0x03)
+SX126X_LORA_BW_125_0 = const(0x04)
+SX126X_LORA_BW_250_0 = const(0x05)
+SX126X_LORA_BW_500_0 = const(0x06)
+SX126X_LORA_CR_4_5 = const(0x01)
+SX126X_LORA_CR_4_6 = const(0x02)
+SX126X_LORA_CR_4_7 = const(0x03)
+SX126X_LORA_CR_4_8 = const(0x04)
+SX126X_LORA_LOW_DATA_RATE_OPTIMIZE_OFF = const(0x00)
+SX126X_LORA_LOW_DATA_RATE_OPTIMIZE_ON = const(0x01)
+SX126X_GFSK_PREAMBLE_DETECT_OFF = const(0x00)
+SX126X_GFSK_PREAMBLE_DETECT_8 = const(0x04)
+SX126X_GFSK_PREAMBLE_DETECT_16 = const(0x05)
+SX126X_GFSK_PREAMBLE_DETECT_24 = const(0x06)
+SX126X_GFSK_PREAMBLE_DETECT_32 = const(0x07)
+SX126X_GFSK_ADDRESS_FILT_OFF = const(0x00)
+SX126X_GFSK_ADDRESS_FILT_NODE = const(0x01)
+SX126X_GFSK_ADDRESS_FILT_NODE_BROADCAST = const(0x02)
+SX126X_GFSK_PACKET_FIXED = const(0x00)
+SX126X_GFSK_PACKET_VARIABLE = const(0x01)
+SX126X_GFSK_CRC_OFF = const(0x01)
+SX126X_GFSK_CRC_1_BYTE = const(0x00)
+SX126X_GFSK_CRC_2_BYTE = const(0x02)
+SX126X_GFSK_CRC_1_BYTE_INV = const(0x04)
+SX126X_GFSK_CRC_2_BYTE_INV = const(0x06)
+SX126X_GFSK_WHITENING_OFF = const(0x00)
+SX126X_GFSK_WHITENING_ON = const(0x01)
+SX126X_LORA_HEADER_EXPLICIT = const(0x00)
+SX126X_LORA_HEADER_IMPLICIT = const(0x01)
+SX126X_LORA_CRC_OFF = const(0x00)
+SX126X_LORA_CRC_ON = const(0x01)
+SX126X_LORA_IQ_STANDARD = const(0x00)
+SX126X_LORA_IQ_INVERTED = const(0x01)
+SX126X_CAD_ON_1_SYMB = const(0x00)
+SX126X_CAD_ON_2_SYMB = const(0x01)
+SX126X_CAD_ON_4_SYMB = const(0x02)
+SX126X_CAD_ON_8_SYMB = const(0x03)
+SX126X_CAD_ON_16_SYMB = const(0x04)
+SX126X_CAD_GOTO_STDBY = const(0x00)
+SX126X_CAD_GOTO_RX = const(0x01)
+SX126X_STATUS_MODE_STDBY_RC = const(0b00100000)
+SX126X_STATUS_MODE_STDBY_XOSC = const(0b00110000)
+SX126X_STATUS_MODE_FS = const(0b01000000)
+SX126X_STATUS_MODE_RX = const(0b01010000)
+SX126X_STATUS_MODE_TX = const(0b01100000)
+SX126X_STATUS_DATA_AVAILABLE = const(0b00000100)
+SX126X_STATUS_CMD_TIMEOUT = const(0b00000110)
+SX126X_STATUS_CMD_INVALID = const(0b00001000)
+SX126X_STATUS_CMD_FAILED = const(0b00001010)
+SX126X_STATUS_TX_DONE = const(0b00001100)
+SX126X_STATUS_SPI_FAILED = const(0b11111111)
+SX126X_GFSK_RX_STATUS_PREAMBLE_ERR = const(0b10000000)
+SX126X_GFSK_RX_STATUS_SYNC_ERR = const(0b01000000)
+SX126X_GFSK_RX_STATUS_ADRS_ERR = const(0b00100000)
+SX126X_GFSK_RX_STATUS_CRC_ERR = const(0b00010000)
+SX126X_GFSK_RX_STATUS_LENGTH_ERR = const(0b00001000)
+SX126X_GFSK_RX_STATUS_ABORT_ERR = const(0b00000100)
+SX126X_GFSK_RX_STATUS_PACKET_RECEIVED = const(0b00000010)
+SX126X_GFSK_RX_STATUS_PACKET_SENT = const(0b00000001)
+SX126X_PA_RAMP_ERR = const(0b100000000)
+SX126X_PLL_LOCK_ERR = const(0b001000000)
+SX126X_XOSC_START_ERR = const(0b000100000)
+SX126X_IMG_CALIB_ERR = const(0b000010000)
+SX126X_ADC_CALIB_ERR = const(0b000001000)
+SX126X_PLL_CALIB_ERR = const(0b000000100)
+SX126X_RC13M_CALIB_ERR = const(0b000000010)
+SX126X_RC64K_CALIB_ERR = const(0b000000001)
+SX126X_SYNC_WORD_PUBLIC = const(0x34)
+SX126X_SYNC_WORD_PRIVATE = const(0x12)
+
+ERR_NONE = const(0)
+ERR_UNKNOWN = const(-1)
+ERR_CHIP_NOT_FOUND = const(-2)
+ERR_MEMORY_ALLOCATION_FAILED = const(-3)
+ERR_PACKET_TOO_LONG = const(-4)
+ERR_TX_TIMEOUT = const(-5)
+ERR_RX_TIMEOUT = const(-6)
+ERR_CRC_MISMATCH = const(-7)
+ERR_INVALID_BANDWIDTH = const(-8)
+ERR_INVALID_SPREADING_FACTOR = const(-9)
+ERR_INVALID_CODING_RATE = const(-10)
+ERR_INVALID_BIT_RANGE = const(-11)
+ERR_INVALID_FREQUENCY = const(-12)
+ERR_INVALID_OUTPUT_POWER = const(-13)
+PREAMBLE_DETECTED = const(-14)
+CHANNEL_FREE = const(-15)
+ERR_SPI_WRITE_FAILED = const(-16)
+ERR_INVALID_CURRENT_LIMIT = const(-17)
+ERR_INVALID_PREAMBLE_LENGTH = const(-18)
+ERR_INVALID_GAIN = const(-19)
+ERR_WRONG_MODEM = const(-20)
+ERR_INVALID_NUM_SAMPLES = const(-21)
+ERR_INVALID_RSSI_OFFSET = const(-22)
+ERR_INVALID_ENCODING = const(-23)
+ERR_INVALID_BIT_RATE = const(-101)
+ERR_INVALID_FREQUENCY_DEVIATION = const(-102)
+ERR_INVALID_BIT_RATE_BW_RATIO = const(-103)
+ERR_INVALID_RX_BANDWIDTH = const(-104)
+ERR_INVALID_SYNC_WORD = const(-105)
+ERR_INVALID_DATA_SHAPING = const(-106)
+ERR_INVALID_MODULATION = const(-107)
+ERR_AT_FAILED = const(-201)
+ERR_URL_MALFORMED = const(-202)
+ERR_RESPONSE_MALFORMED_AT = const(-203)
+ERR_RESPONSE_MALFORMED = const(-204)
+ERR_MQTT_CONN_VERSION_REJECTED = const(-205)
+ERR_MQTT_CONN_ID_REJECTED = const(-206)
+ERR_MQTT_CONN_SERVER_UNAVAILABLE = const(-207)
+ERR_MQTT_CONN_BAD_USERNAME_PASSWORD = const(-208)
+ERR_MQTT_CONN_NOT_AUTHORIZED = const(-208)
+ERR_MQTT_UNEXPECTED_PACKET_ID = const(-209)
+ERR_MQTT_NO_NEW_PACKET_AVAILABLE = const(-210)
+ERR_CMD_MODE_FAILED = const(-301)
+ERR_FRAME_MALFORMED = const(-302)
+ERR_FRAME_INCORRECT_CHECKSUM = const(-303)
+ERR_FRAME_UNEXPECTED_ID = const(-304)
+ERR_FRAME_NO_RESPONSE = const(-305)
+ERR_INVALID_RTTY_SHIFT = const(-401)
+ERR_UNSUPPORTED_ENCODING = const(-402)
+ERR_INVALID_DATA_RATE = const(-501)
+ERR_INVALID_ADDRESS_WIDTH = const(-502)
+ERR_INVALID_PIPE_NUMBER = const(-503)
+ERR_ACK_NOT_RECEIVED = const(-504)
+ERR_INVALID_NUM_BROAD_ADDRS = const(-601)
+ERR_INVALID_CRC_CONFIGURATION = const(-701)
+LORA_DETECTED = const(-702)
+ERR_INVALID_TCXO_VOLTAGE = const(-703)
+ERR_INVALID_MODULATION_PARAMETERS = const(-704)
+ERR_SPI_CMD_TIMEOUT = const(-705)
+ERR_SPI_CMD_INVALID = const(-706)
+ERR_SPI_CMD_FAILED = const(-707)
+ERR_INVALID_SLEEP_PERIOD = const(-708)
+ERR_INVALID_RX_PERIOD = const(-709)
+ERR_INVALID_CALLSIGN = const(-801)
+ERR_INVALID_NUM_REPEATERS = const(-802)
+ERR_INVALID_REPEATER_CALLSIGN = const(-803)
+ERR_INVALID_PACKET_TYPE = const(-804)
+ERR_INVALID_PACKET_LENGTH = const(-805)
+
+ERROR = {
+    0: 'ERR_NONE',
+    -1: 'ERR_UNKNOWN',
+    -2: 'ERR_CHIP_NOT_FOUND',
+    -3: 'ERR_MEMORY_ALLOCATION_FAILED',
+    -4: 'ERR_PACKET_TOO_LONG',
+    -5: 'ERR_TX_TIMEOUT',
+    -6: 'ERR_RX_TIMEOUT',
+    -7: 'ERR_CRC_MISMATCH',
+    -8: 'ERR_INVALID_BANDWIDTH',
+    -9: 'ERR_INVALID_SPREADING_FACTOR',
+    -10: 'ERR_INVALID_CODING_RATE',
+    -11: 'ERR_INVALID_BIT_RANGE',
+    -12: 'ERR_INVALID_FREQUENCY',
+    -13: 'ERR_INVALID_OUTPUT_POWER',
+    -14: 'PREAMBLE_DETECTED',
+    -15: 'CHANNEL_FREE',
+    -16: 'ERR_SPI_WRITE_FAILED',
+    -17: 'ERR_INVALID_CURRENT_LIMIT',
+    -18: 'ERR_INVALID_PREAMBLE_LENGTH',
+    -19: 'ERR_INVALID_GAIN',
+    -20: 'ERR_WRONG_MODEM',
+    -21: 'ERR_INVALID_NUM_SAMPLES',
+    -22: 'ERR_INVALID_RSSI_OFFSET',
+    -23: 'ERR_INVALID_ENCODING',
+    -101: 'ERR_INVALID_BIT_RATE',
+    -102: 'ERR_INVALID_FREQUENCY_DEVIATION',
+    -103: 'ERR_INVALID_BIT_RATE_BW_RATIO',
+    -104: 'ERR_INVALID_RX_BANDWIDTH',
+    -105: 'ERR_INVALID_SYNC_WORD',
+    -106: 'ERR_INVALID_DATA_SHAPING',
+    -107: 'ERR_INVALID_MODULATION',
+    -201: 'ERR_AT_FAILED',
+    -202: 'ERR_URL_MALFORMED',
+    -203: 'ERR_RESPONSE_MALFORMED_AT',
+    -204: 'ERR_RESPONSE_MALFORMED',
+    -205: 'ERR_MQTT_CONN_VERSION_REJECTED',
+    -206: 'ERR_MQTT_CONN_ID_REJECTED',
+    -207: 'ERR_MQTT_CONN_SERVER_UNAVAILABLE',
+    -208: 'ERR_MQTT_CONN_BAD_USERNAME_PASSWORD',
+    -208: 'ERR_MQTT_CONN_NOT_AUTHORIZED',
+    -209: 'ERR_MQTT_UNEXPECTED_PACKET_ID',
+    -210: 'ERR_MQTT_NO_NEW_PACKET_AVAILABLE',
+    -301: 'ERR_CMD_MODE_FAILED',
+    -302: 'ERR_FRAME_MALFORMED',
+    -303: 'ERR_FRAME_INCORRECT_CHECKSUM',
+    -304: 'ERR_FRAME_UNEXPECTED_ID',
+    -305: 'ERR_FRAME_NO_RESPONSE',
+    -401: 'ERR_INVALID_RTTY_SHIFT',
+    -402: 'ERR_UNSUPPORTED_ENCODING',
+    -501: 'ERR_INVALID_DATA_RATE',
+    -502: 'ERR_INVALID_ADDRESS_WIDTH',
+    -503: 'ERR_INVALID_PIPE_NUMBER',
+    -504: 'ERR_ACK_NOT_RECEIVED',
+    -601: 'ERR_INVALID_NUM_BROAD_ADDRS',
+    -701: 'ERR_INVALID_CRC_CONFIGURATION',
+    -702: 'LORA_DETECTED',
+    -703: 'ERR_INVALID_TCXO_VOLTAGE',
+    -704: 'ERR_INVALID_MODULATION_PARAMETERS',
+    -705: 'ERR_SPI_CMD_TIMEOUT',
+    -706: 'ERR_SPI_CMD_INVALID',
+    -707: 'ERR_SPI_CMD_FAILED',
+    -708: 'ERR_INVALID_SLEEP_PERIOD',
+    -709: 'ERR_INVALID_RX_PERIOD',
+    -801: 'ERR_INVALID_CALLSIGN',
+    -802: 'ERR_INVALID_NUM_REPEATERS',
+    -803: 'ERR_INVALID_REPEATER_CALLSIGN',
+    -804: 'ERR_INVALID_PACKET_TYPE',
+    -805: 'ERR_INVALID_PACKET_LENGTH'
+    }
+

relay/bluetooth_handler.py

@@ -0,0 +1,120 @@
+import bluetooth
+import struct
+from micropython import const
+
+
+# i just made a UUID up and changed the last number to change what protocol you're using
+SERVICE_UUID = bluetooth.UUID("E1898FF7-5063-4441-a6eb-526073B00001")
+TX_UUID = bluetooth.UUID("E1898FF7-5063-4441-a6eb-526073B00002")
+RX_UUID = bluetooth.UUID("E1898FF7-5063-4441-a6eb-526073B00003")
+
+TX_CHAR = (TX_UUID, bluetooth.FLAG_NOTIFY)
+RX_CHAR = (RX_UUID, bluetooth.FLAG_WRITE)
+
+SERVICE = (SERVICE_UUID, (TX_CHAR, RX_CHAR))
+
+IRQ_CONNECT = const(1)
+IRQ_DISCONNECT = const(2)
+IRQ_GATTS_WRITE = const(3)
+
+# Advertising payloads are repeated packets of the following form:
+#   1 byte data length (N + 1)
+#   1 byte type (see constants below)
+#   N bytes type-specific data
+
+_ADV_TYPE_FLAGS = const(0x01)
+_ADV_TYPE_NAME = const(0x09)
+_ADV_TYPE_UUID16_COMPLETE = const(0x3)
+_ADV_TYPE_UUID32_COMPLETE = const(0x5)
+_ADV_TYPE_UUID128_COMPLETE = const(0x7)
+_ADV_TYPE_UUID16_MORE = const(0x2)
+_ADV_TYPE_UUID32_MORE = const(0x4)
+_ADV_TYPE_UUID128_MORE = const(0x6)
+_ADV_TYPE_APPEARANCE = const(0x19)
+
+_ADV_MAX_PAYLOAD = const(31)
+
+
+class BluetoothHandler:
+    def __init__(self):
+        print("Initializing Bluetooth...")
+        self.ble = bluetooth.BLE()
+        print("Activating...")
+        self.ble.active(True)
+        print("Setting IRQ callback...")
+        self.ble.irq(self.irq)
+        
+        print("Getting MAC address...")
+        self.mac_address = self._get_mac_address()
+        print(f"MAC address: {self.mac_address}")
+        self.ble.config(gap_name="NODE-" + self.mac_address)
+        
+        ((self.tx_handle, self.rx_handle),) = self.ble.gatts_register_services((SERVICE,))
+        
+        self.connections = set()
+        
+        self.advertise()
+        
+    def deserialize_msg(self, s: bytes):
+        # returns packet type (int) and deserialized data
+        return s[0], eval(s[1:].decode())
+        
+    def _get_mac_address(self):
+        mac = self.ble.config("mac")[1]
+        return ':'.join('{:02X}'.format(b) for b in mac)
+    
+    def advertising_payload(limited_disc=False, br_edr=False, name=None, services=None, appearance=0):
+        payload = bytearray()
+
+        def _append(adv_type, value):
+            nonlocal payload
+            payload += struct.pack("BB", len(value) + 1, adv_type) + value
+
+        _append(
+            _ADV_TYPE_FLAGS,
+            struct.pack("B", (0x01 if limited_disc else 0x02) + (0x18 if br_edr else 0x04)),
+        )
+
+        if name:
+            _append(_ADV_TYPE_NAME, name)
+
+        if services:
+            for uuid in services:
+                b = bytes(uuid)
+                if len(b) == 2:
+                    _append(_ADV_TYPE_UUID16_COMPLETE, b)
+                elif len(b) == 4:
+                    _append(_ADV_TYPE_UUID32_COMPLETE, b)
+                elif len(b) == 16:
+                    _append(_ADV_TYPE_UUID128_COMPLETE, b)
+
+        # See org.bluetooth.characteristic.gap.appearance.xml
+        if appearance:
+            _append(_ADV_TYPE_APPEARANCE, struct.pack("<h", appearance))
+
+        if len(payload) > _ADV_MAX_PAYLOAD:
+            raise ValueError("advertising payload too large")
+
+        return payload
+        
+    def advertise(self):
+        print("Advertising Bluetooth...")
+        self.ble.gap_advertise(100_000, self.advertising_payload(name="MeshNode", services=[SERVICE_UUID]))
+        
+    def irq(self, event, data):
+        print(f"BLUETOOTH IRQ | EVENT: {event}, DATA: {data}")
+        if event == IRQ_CONNECT:
+            conn_handle, _, _ = data
+            self.connections.add(conn_handle)
+        elif event == IRQ_DISCONNECT:
+            conn_handle, _, _ = data
+            self.connections.remove(conn_handle)
+            self.advertise()
+        elif event == IRQ_GATTS_WRITE:
+            conn_handle, value_handle = data
+
+            msg = self.ble.gatts_read(value_handle)
+            packet_type, msg = self.deserialize_msg(msg)
+            
+            print(f"Received: \"{msg}\"")
+            

relay/lora_handler.py

@@ -0,0 +1,17 @@
+class LoRaHandler:
+    def __init__(self):
+        print("Initializing LoRa...")
+        
+        # initialize our radio, im using the HAT SX1262 hat for the pico
+        self.radio = SX1262(spi_bus=1, clk=10, mosi=11, miso=12, cs=3, irq=20, rst=15, gpio=2)
+        self.radio.begin(freq=915, bw=125, power=22)
+        self.radio.setBlockingCallback(False, self.irq)
+        
+    def irq(self, events):
+        print(f"LORA EVENT: {events}")
+        if events & SX1262.RX_DONE:
+            msg, err = sx.recv()
+            error = SX1262.STATUS[err]
+            print('Receive: {}, {}'.format(msg, error))
+        elif events & SX1262.TX_DONE:
+            print('TX done.')

relay/main.c

@@ -1,17 +0,0 @@
-#include "../include/packet.h"
-
-#include "pico/stdlib.h"
-
-#define LED_PIN 25
-
-int main() {
-    gpio_init(LED_PIN);
-    gpio_set_dir(LED_PIN, GPIO_OUT);
-
-    while (true) {
-        gpio_put(LED_PIN, 1);
-        sleep_ms(2000);
-        gpio_put(LED_PIN, 0);
-        sleep_ms(2000);
-    }
-}

relay/main.py

@@ -0,0 +1,24 @@
+from sx1262 import SX1262
+from _sx126x import *
+import time
+
+from bluetooth_handler import BluetoothHandler
+from lora_handler import LoRaHandler
+
+LORA_ENABLED = False
+
+
+def main():
+    bluetooth_handler = BluetoothHandler()
+    
+    lora_handler = None
+    if LORA_ENABLED:
+        lora_handler = LoRaHandler()
+        
+    print("Halting Pico...")
+    while True:
+        pass
+
+
+if __name__ == "__main__":
+    main()

relay/pico_sdk_import.cmake

@@ -1,121 +0,0 @@
-# This is a copy of <PICO_SDK_PATH>/external/pico_sdk_import.cmake
-
-# This can be dropped into an external project to help locate this SDK
-# It should be include()ed prior to project()
-
-# Copyright 2020 (c) 2020 Raspberry Pi (Trading) Ltd.
-#
-# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
-# following conditions are met:
-#
-# 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
-# disclaimer.
-#
-# 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
-# disclaimer in the documentation and/or other materials provided with the distribution.
-#
-# 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products
-# derived from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
-# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-if (DEFINED ENV{PICO_SDK_PATH} AND (NOT PICO_SDK_PATH))
-    set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
-    message("Using PICO_SDK_PATH from environment ('${PICO_SDK_PATH}')")
-endif ()
-
-if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT} AND (NOT PICO_SDK_FETCH_FROM_GIT))
-    set(PICO_SDK_FETCH_FROM_GIT $ENV{PICO_SDK_FETCH_FROM_GIT})
-    message("Using PICO_SDK_FETCH_FROM_GIT from environment ('${PICO_SDK_FETCH_FROM_GIT}')")
-endif ()
-
-if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_PATH} AND (NOT PICO_SDK_FETCH_FROM_GIT_PATH))
-    set(PICO_SDK_FETCH_FROM_GIT_PATH $ENV{PICO_SDK_FETCH_FROM_GIT_PATH})
-    message("Using PICO_SDK_FETCH_FROM_GIT_PATH from environment ('${PICO_SDK_FETCH_FROM_GIT_PATH}')")
-endif ()
-
-if (DEFINED ENV{PICO_SDK_FETCH_FROM_GIT_TAG} AND (NOT PICO_SDK_FETCH_FROM_GIT_TAG))
-    set(PICO_SDK_FETCH_FROM_GIT_TAG $ENV{PICO_SDK_FETCH_FROM_GIT_TAG})
-    message("Using PICO_SDK_FETCH_FROM_GIT_TAG from environment ('${PICO_SDK_FETCH_FROM_GIT_TAG}')")
-endif ()
-
-if (PICO_SDK_FETCH_FROM_GIT AND NOT PICO_SDK_FETCH_FROM_GIT_TAG)
-  set(PICO_SDK_FETCH_FROM_GIT_TAG "master")
-  message("Using master as default value for PICO_SDK_FETCH_FROM_GIT_TAG")
-endif()
-
-set(PICO_SDK_PATH "${PICO_SDK_PATH}" CACHE PATH "Path to the Raspberry Pi Pico SDK")
-set(PICO_SDK_FETCH_FROM_GIT "${PICO_SDK_FETCH_FROM_GIT}" CACHE BOOL "Set to ON to fetch copy of SDK from git if not otherwise locatable")
-set(PICO_SDK_FETCH_FROM_GIT_PATH "${PICO_SDK_FETCH_FROM_GIT_PATH}" CACHE FILEPATH "location to download SDK")
-set(PICO_SDK_FETCH_FROM_GIT_TAG "${PICO_SDK_FETCH_FROM_GIT_TAG}" CACHE FILEPATH "release tag for SDK")
-
-if (NOT PICO_SDK_PATH)
-    if (PICO_SDK_FETCH_FROM_GIT)
-        include(FetchContent)
-        set(FETCHCONTENT_BASE_DIR_SAVE ${FETCHCONTENT_BASE_DIR})
-        if (PICO_SDK_FETCH_FROM_GIT_PATH)
-            get_filename_component(FETCHCONTENT_BASE_DIR "${PICO_SDK_FETCH_FROM_GIT_PATH}" REALPATH BASE_DIR "${CMAKE_SOURCE_DIR}")
-        endif ()
-        FetchContent_Declare(
-                pico_sdk
-                GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
-        )
-
-        if (NOT pico_sdk)
-            message("Downloading Raspberry Pi Pico SDK")
-            # GIT_SUBMODULES_RECURSE was added in 3.17
-            if (${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.17.0")
-                FetchContent_Populate(
-                        pico_sdk
-                        QUIET
-                        GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                        GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
-                        GIT_SUBMODULES_RECURSE FALSE
-
-                        SOURCE_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-src
-                        BINARY_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-build
-                        SUBBUILD_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-subbuild
-                )
-            else ()
-                FetchContent_Populate(
-                        pico_sdk
-                        QUIET
-                        GIT_REPOSITORY https://github.com/raspberrypi/pico-sdk
-                        GIT_TAG ${PICO_SDK_FETCH_FROM_GIT_TAG}
-
-                        SOURCE_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-src
-                        BINARY_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-build
-                        SUBBUILD_DIR ${FETCHCONTENT_BASE_DIR}/pico_sdk-subbuild
-                )
-            endif ()
-
-            set(PICO_SDK_PATH ${pico_sdk_SOURCE_DIR})
-        endif ()
-        set(FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR_SAVE})
-    else ()
-        message(FATAL_ERROR
-                "SDK location was not specified. Please set PICO_SDK_PATH or set PICO_SDK_FETCH_FROM_GIT to on to fetch from git."
-                )
-    endif ()
-endif ()
-
-get_filename_component(PICO_SDK_PATH "${PICO_SDK_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}")
-if (NOT EXISTS ${PICO_SDK_PATH})
-    message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' not found")
-endif ()
-
-set(PICO_SDK_INIT_CMAKE_FILE ${PICO_SDK_PATH}/pico_sdk_init.cmake)
-if (NOT EXISTS ${PICO_SDK_INIT_CMAKE_FILE})
-    message(FATAL_ERROR "Directory '${PICO_SDK_PATH}' does not appear to contain the Raspberry Pi Pico SDK")
-endif ()
-
-set(PICO_SDK_PATH ${PICO_SDK_PATH} CACHE PATH "Path to the Raspberry Pi Pico SDK" FORCE)
-
-include(${PICO_SDK_INIT_CMAKE_FILE})

relay/sx1262.py

@@ -0,0 +1,268 @@
+from _sx126x import *
+from sx126x import SX126X
+
+_SX126X_PA_CONFIG_SX1262 = const(0x00)
+
+class SX1262(SX126X):
+    TX_DONE = SX126X_IRQ_TX_DONE
+    RX_DONE = SX126X_IRQ_RX_DONE
+    ADDR_FILT_OFF = SX126X_GFSK_ADDRESS_FILT_OFF
+    ADDR_FILT_NODE = SX126X_GFSK_ADDRESS_FILT_NODE
+    ADDR_FILT_NODE_BROAD = SX126X_GFSK_ADDRESS_FILT_NODE_BROADCAST
+    PREAMBLE_DETECT_OFF = SX126X_GFSK_PREAMBLE_DETECT_OFF
+    PREAMBLE_DETECT_8 = SX126X_GFSK_PREAMBLE_DETECT_8
+    PREAMBLE_DETECT_16 = SX126X_GFSK_PREAMBLE_DETECT_16
+    PREAMBLE_DETECT_24 = SX126X_GFSK_PREAMBLE_DETECT_24
+    PREAMBLE_DETECT_32 = SX126X_GFSK_PREAMBLE_DETECT_32
+    STATUS = ERROR
+
+    def __init__(self, spi_bus, clk, mosi, miso, cs, irq, rst, gpio):
+        super().__init__(spi_bus, clk, mosi, miso, cs, irq, rst, gpio)
+        self._callbackFunction = self._dummyFunction
+
+    def begin(self, freq=434.0, bw=125.0, sf=9, cr=7, syncWord=SX126X_SYNC_WORD_PRIVATE,
+              power=14, currentLimit=60.0, preambleLength=8, implicit=False, implicitLen=0xFF,
+              crcOn=True, txIq=False, rxIq=False, tcxoVoltage=1.6, useRegulatorLDO=False,
+              blocking=True):
+        state = super().begin(bw, sf, cr, syncWord, currentLimit, preambleLength, tcxoVoltage, useRegulatorLDO, txIq, rxIq)
+        ASSERT(state)
+
+        if not implicit:
+            state = super().explicitHeader()
+        else:
+            state = super().implicitHeader(implicitLen)
+        ASSERT(state)
+
+        state = super().setCRC(crcOn)
+        ASSERT(state)
+
+        state = self.setFrequency(freq)
+        ASSERT(state)
+
+        state = self.setOutputPower(power)
+        ASSERT(state)
+
+        state = super().fixPaClamping()
+        ASSERT(state)
+
+        state = self.setBlockingCallback(blocking)
+
+        return state
+
+    def beginFSK(self, freq=434.0, br=48.0, freqDev=50.0, rxBw=156.2, power=14, currentLimit=60.0,
+                 preambleLength=16, dataShaping=0.5, syncWord=[0x2D, 0x01], syncBitsLength=16,
+                 addrFilter=SX126X_GFSK_ADDRESS_FILT_OFF, addr=0x00, crcLength=2, crcInitial=0x1D0F, crcPolynomial=0x1021,
+                 crcInverted=True, whiteningOn=True, whiteningInitial=0x0100,
+                 fixedPacketLength=False, packetLength=0xFF, preambleDetectorLength=SX126X_GFSK_PREAMBLE_DETECT_16,
+                 tcxoVoltage=1.6, useRegulatorLDO=False,
+                 blocking=True):
+        state = super().beginFSK(br, freqDev, rxBw, currentLimit, preambleLength, dataShaping, preambleDetectorLength, tcxoVoltage, useRegulatorLDO)
+        ASSERT(state)
+
+        state = super().setSyncBits(syncWord, syncBitsLength)
+        ASSERT(state)
+
+        if addrFilter == SX126X_GFSK_ADDRESS_FILT_OFF:
+            state = super().disableAddressFiltering()
+        elif addrFilter == SX126X_GFSK_ADDRESS_FILT_NODE:
+            state = super().setNodeAddress(addr)
+        elif addrFilter == SX126X_GFSK_ADDRESS_FILT_NODE_BROADCAST:
+            state = super().setBroadcastAddress(addr)
+        else:
+            state = ERR_UNKNOWN
+        ASSERT(state)
+
+        state = super().setCRC(crcLength, crcInitial, crcPolynomial, crcInverted)
+        ASSERT(state)
+
+        state = super().setWhitening(whiteningOn, whiteningInitial)
+        ASSERT(state)
+
+        if fixedPacketLength:
+            state = super().fixedPacketLengthMode(packetLength)
+        else:
+            state = super().variablePacketLengthMode(packetLength)
+        ASSERT(state)
+
+        state = self.setFrequency(freq)
+        ASSERT(state)
+
+        state = self.setOutputPower(power)
+        ASSERT(state)
+
+        state = super().fixPaClamping()
+        ASSERT(state)
+
+        state = self.setBlockingCallback(blocking)
+
+        return state
+
+    def setFrequency(self, freq, calibrate=True):
+        if freq < 150.0 or freq > 960.0:
+            return ERR_INVALID_FREQUENCY
+
+        state = ERR_NONE
+
+        if calibrate:
+            data = bytearray(2)
+            if freq > 900.0:
+                data[0] = SX126X_CAL_IMG_902_MHZ_1
+                data[1] = SX126X_CAL_IMG_902_MHZ_2
+            elif freq > 850.0:
+                data[0] = SX126X_CAL_IMG_863_MHZ_1
+                data[1] = SX126X_CAL_IMG_863_MHZ_2
+            elif freq > 770.0:
+                data[0] = SX126X_CAL_IMG_779_MHZ_1
+                data[1] = SX126X_CAL_IMG_779_MHZ_2
+            elif freq > 460.0:
+                data[0] = SX126X_CAL_IMG_470_MHZ_1
+                data[1] = SX126X_CAL_IMG_470_MHZ_2
+            else:
+                data[0] = SX126X_CAL_IMG_430_MHZ_1
+                data[1] = SX126X_CAL_IMG_430_MHZ_2
+            state = super().calibrateImage(data)
+            ASSERT(state)
+
+        return super().setFrequencyRaw(freq)
+
+    def setOutputPower(self, power):
+        if not ((power >= -9) and (power <= 22)):
+            return ERR_INVALID_OUTPUT_POWER
+
+        ocp = bytearray(1)
+        ocp_mv = memoryview(ocp)
+        state = super().readRegister(SX126X_REG_OCP_CONFIGURATION, ocp_mv, 1)
+        ASSERT(state)
+
+        state = super().setPaConfig(0x04, _SX126X_PA_CONFIG_SX1262)
+        ASSERT(state)
+
+        state = super().setTxParams(power)
+        ASSERT(state)
+
+        return super().writeRegister(SX126X_REG_OCP_CONFIGURATION, ocp, 1)
+
+    def setTxIq(self, txIq):
+        self._txIq = txIq
+
+    def setRxIq(self, rxIq):
+        self._rxIq = rxIq
+        if not self.blocking:
+            ASSERT(super().startReceive())
+
+    def setPreambleDetectorLength(self, preambleDetectorLength):
+        self._preambleDetectorLength = preambleDetectorLength
+        if not self.blocking:
+            ASSERT(super().startReceive())
+
+    def setBlockingCallback(self, blocking, callback=None):
+        self.blocking = blocking
+        if not self.blocking:
+            state = super().startReceive()
+            ASSERT(state)
+            if callback != None:
+                self._callbackFunction = callback
+                super().setDio1Action(self._onIRQ)
+            else:
+                self._callbackFunction = self._dummyFunction
+                super().clearDio1Action()
+            return state
+        else:
+            state = super().standby()
+            ASSERT(state)
+            self._callbackFunction = self._dummyFunction
+            super().clearDio1Action()
+            return state
+
+    def recv(self, len=0, timeout_en=False, timeout_ms=0):
+        if not self.blocking:
+            return self._readData(len)
+        else:
+            return self._receive(len, timeout_en, timeout_ms)
+
+    def send(self, data):
+        if not self.blocking:
+            return self._startTransmit(data)
+        else:
+            return self._transmit(data)
+
+    def _events(self):
+        return super().getIrqStatus()
+
+    def _receive(self, len_=0, timeout_en=False, timeout_ms=0):
+        state = ERR_NONE
+        
+        length = len_
+        
+        if len_ == 0:
+            length = SX126X_MAX_PACKET_LENGTH
+
+        data = bytearray(length)
+        data_mv = memoryview(data)
+
+        try:
+            state = super().receive(data_mv, length, timeout_en, timeout_ms)
+        except AssertionError as e:
+            state = list(ERROR.keys())[list(ERROR.values()).index(str(e))]
+
+        if state == ERR_NONE or state == ERR_CRC_MISMATCH:
+            if len_ == 0:
+                length = super().getPacketLength(False)
+                data = data[:length]
+
+        else:
+            return b'', state
+
+        return  bytes(data), state
+
+    def _transmit(self, data):
+        if isinstance(data, bytes) or isinstance(data, bytearray):
+            pass
+        else:
+            return 0, ERR_INVALID_PACKET_TYPE
+
+        state = super().transmit(data, len(data))
+        return len(data), state
+
+    def _readData(self, len_=0):
+        state = ERR_NONE
+
+        length = super().getPacketLength()
+
+        if len_ < length and len_ != 0:
+            length = len_
+
+        data = bytearray(length)
+        data_mv = memoryview(data)
+
+        try:
+            state = super().readData(data_mv, length)
+        except AssertionError as e:
+            state = list(ERROR.keys())[list(ERROR.values()).index(str(e))]
+
+        ASSERT(super().startReceive())
+
+        if state == ERR_NONE or state == ERR_CRC_MISMATCH:
+            return bytes(data), state
+
+        else:
+            return b'', state
+
+    def _startTransmit(self, data):
+        if isinstance(data, bytes) or isinstance(data, bytearray):
+            pass
+        else:
+            return 0, ERR_INVALID_PACKET_TYPE
+
+        state = super().startTransmit(data, len(data))
+        return len(data), state
+
+    def _dummyFunction(self, *args):
+        pass
+
+    def _onIRQ(self, callback):
+        events = self._events()
+        if events & SX126X_IRQ_TX_DONE:
+            super().startReceive()
+        self._callbackFunction(events)
+

test.py

@@ -0,0 +1,46 @@
+from bleak import BleakScanner, BleakClient
+import asyncio
+
+
+async def main():
+    devices = await BleakScanner.discover(service_uuids=["E1898FF7-5063-4441-a6eb-526073B00001"])
+    for device in devices:
+        print()
+        print(f"Name: {device.name}")
+        print(f"Address: {device.address}")
+        print(f"Details: {device.details}")
+        
+    for device in devices:
+        try:
+            this_device = await BleakScanner.find_device_by_address(device.address, timeout=20)
+            async with BleakClient(this_device) as client:
+                print(f'Services found for device')
+                print(f'\tDevice address:{device.address}')
+                print(f'\tDevice name:{device.name}')
+                
+                client.write_gatt_char()
+
+                print('\tServices:')
+                for service in client.services:
+                    print()
+                    print(f'\t\tDescription: {service.description}')
+                    print(f'\t\tService: {service}')
+                    
+                    print('\t\tCharacteristics:')
+                    for c in service.characteristics:
+                        print()              
+                        print(f'\t\t\tUUID: {c.uuid}'),
+                        print(f'\t\t\tDescription: {c.uuid}')
+                        print(f'\t\t\tHandle: {c.uuid}'),
+                        print(f'\t\t\tProperties: {c.uuid}')                   
+                        
+                        print('\t\tDescriptors:')
+                        for descrip in c.descriptors:
+                            print(f'\t\t\t{descrip}')
+
+        except Exception as e:
+                print(f"Could not connect to device with info: {device}")
+                print(f"Error: {e}")
+
+
+asyncio.run(main())

visualizer/.gitignore

@@ -0,0 +1 @@
+network.html

visualizer/lib/bindings/utils.js

@@ -0,0 +1,189 @@
+function neighbourhoodHighlight(params) {
+  // console.log("in nieghbourhoodhighlight");
+  allNodes = nodes.get({ returnType: "Object" });
+  // originalNodes = JSON.parse(JSON.stringify(allNodes));
+  // if something is selected:
+  if (params.nodes.length > 0) {
+    highlightActive = true;
+    var i, j;
+    var selectedNode = params.nodes[0];
+    var degrees = 2;
+
+    // mark all nodes as hard to read.
+    for (let nodeId in allNodes) {
+      // nodeColors[nodeId] = allNodes[nodeId].color;
+      allNodes[nodeId].color = "rgba(200,200,200,0.5)";
+      if (allNodes[nodeId].hiddenLabel === undefined) {
+        allNodes[nodeId].hiddenLabel = allNodes[nodeId].label;
+        allNodes[nodeId].label = undefined;
+      }
+    }
+    var connectedNodes = network.getConnectedNodes(selectedNode);
+    var allConnectedNodes = [];
+
+    // get the second degree nodes
+    for (i = 1; i < degrees; i++) {
+      for (j = 0; j < connectedNodes.length; j++) {
+        allConnectedNodes = allConnectedNodes.concat(
+          network.getConnectedNodes(connectedNodes[j])
+        );
+      }
+    }
+
+    // all second degree nodes get a different color and their label back
+    for (i = 0; i < allConnectedNodes.length; i++) {
+      // allNodes[allConnectedNodes[i]].color = "pink";
+      allNodes[allConnectedNodes[i]].color = "rgba(150,150,150,0.75)";
+      if (allNodes[allConnectedNodes[i]].hiddenLabel !== undefined) {
+        allNodes[allConnectedNodes[i]].label =
+          allNodes[allConnectedNodes[i]].hiddenLabel;
+        allNodes[allConnectedNodes[i]].hiddenLabel = undefined;
+      }
+    }
+
+    // all first degree nodes get their own color and their label back
+    for (i = 0; i < connectedNodes.length; i++) {
+      // allNodes[connectedNodes[i]].color = undefined;
+      allNodes[connectedNodes[i]].color = nodeColors[connectedNodes[i]];
+      if (allNodes[connectedNodes[i]].hiddenLabel !== undefined) {
+        allNodes[connectedNodes[i]].label =
+          allNodes[connectedNodes[i]].hiddenLabel;
+        allNodes[connectedNodes[i]].hiddenLabel = undefined;
+      }
+    }
+
+    // the main node gets its own color and its label back.
+    // allNodes[selectedNode].color = undefined;
+    allNodes[selectedNode].color = nodeColors[selectedNode];
+    if (allNodes[selectedNode].hiddenLabel !== undefined) {
+      allNodes[selectedNode].label = allNodes[selectedNode].hiddenLabel;
+      allNodes[selectedNode].hiddenLabel = undefined;
+    }
+  } else if (highlightActive === true) {
+    // console.log("highlightActive was true");
+    // reset all nodes
+    for (let nodeId in allNodes) {
+      // allNodes[nodeId].color = "purple";
+      allNodes[nodeId].color = nodeColors[nodeId];
+      // delete allNodes[nodeId].color;
+      if (allNodes[nodeId].hiddenLabel !== undefined) {
+        allNodes[nodeId].label = allNodes[nodeId].hiddenLabel;
+        allNodes[nodeId].hiddenLabel = undefined;
+      }
+    }
+    highlightActive = false;
+  }
+
+  // transform the object into an array
+  var updateArray = [];
+  if (params.nodes.length > 0) {
+    for (let nodeId in allNodes) {
+      if (allNodes.hasOwnProperty(nodeId)) {
+        // console.log(allNodes[nodeId]);
+        updateArray.push(allNodes[nodeId]);
+      }
+    }
+    nodes.update(updateArray);
+  } else {
+    // console.log("Nothing was selected");
+    for (let nodeId in allNodes) {
+      if (allNodes.hasOwnProperty(nodeId)) {
+        // console.log(allNodes[nodeId]);
+        // allNodes[nodeId].color = {};
+        updateArray.push(allNodes[nodeId]);
+      }
+    }
+    nodes.update(updateArray);
+  }
+}
+
+function filterHighlight(params) {
+  allNodes = nodes.get({ returnType: "Object" });
+  // if something is selected:
+  if (params.nodes.length > 0) {
+    filterActive = true;
+    let selectedNodes = params.nodes;
+
+    // hiding all nodes and saving the label
+    for (let nodeId in allNodes) {
+      allNodes[nodeId].hidden = true;
+      if (allNodes[nodeId].savedLabel === undefined) {
+        allNodes[nodeId].savedLabel = allNodes[nodeId].label;
+        allNodes[nodeId].label = undefined;
+      }
+    }
+
+    for (let i=0; i < selectedNodes.length; i++) {
+      allNodes[selectedNodes[i]].hidden = false;
+      if (allNodes[selectedNodes[i]].savedLabel !== undefined) {
+        allNodes[selectedNodes[i]].label = allNodes[selectedNodes[i]].savedLabel;
+        allNodes[selectedNodes[i]].savedLabel = undefined;
+      }
+    }
+
+  } else if (filterActive === true) {
+    // reset all nodes
+    for (let nodeId in allNodes) {
+      allNodes[nodeId].hidden = false;
+      if (allNodes[nodeId].savedLabel !== undefined) {
+        allNodes[nodeId].label = allNodes[nodeId].savedLabel;
+        allNodes[nodeId].savedLabel = undefined;
+      }
+    }
+    filterActive = false;
+  }
+
+  // transform the object into an array
+  var updateArray = [];
+  if (params.nodes.length > 0) {
+    for (let nodeId in allNodes) {
+      if (allNodes.hasOwnProperty(nodeId)) {
+        updateArray.push(allNodes[nodeId]);
+      }
+    }
+    nodes.update(updateArray);
+  } else {
+    for (let nodeId in allNodes) {
+      if (allNodes.hasOwnProperty(nodeId)) {
+        updateArray.push(allNodes[nodeId]);
+      }
+    }
+    nodes.update(updateArray);
+  }
+}
+
+function selectNode(nodes) {
+  network.selectNodes(nodes);
+  neighbourhoodHighlight({ nodes: nodes });
+  return nodes;
+}
+
+function selectNodes(nodes) {
+  network.selectNodes(nodes);
+  filterHighlight({nodes: nodes});
+  return nodes;
+}
+
+function highlightFilter(filter) {
+  let selectedNodes = []
+  let selectedProp = filter['property']
+  if (filter['item'] === 'node') {
+    let allNodes = nodes.get({ returnType: "Object" });
+    for (let nodeId in allNodes) {
+      if (allNodes[nodeId][selectedProp] && filter['value'].includes((allNodes[nodeId][selectedProp]).toString())) {
+        selectedNodes.push(nodeId)
+      }
+    }
+  }
+  else if (filter['item'] === 'edge'){
+    let allEdges = edges.get({returnType: 'object'});
+    // check if the selected property exists for selected edge and select the nodes connected to the edge
+    for (let edge in allEdges) {
+      if (allEdges[edge][selectedProp] && filter['value'].includes((allEdges[edge][selectedProp]).toString())) {
+        selectedNodes.push(allEdges[edge]['from'])
+        selectedNodes.push(allEdges[edge]['to'])
+      }
+    }
+  }
+  selectNodes(selectedNodes)
+}

visualizer/lib/tom-select/tom-select.complete.min.js

@@ -0,0 +1,356 @@
+/**
+* Tom Select v2.0.0-rc.4
+* Licensed under the Apache License, Version 2.0 (the "License");
+*/
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e="undefined"!=typeof globalThis?globalThis:e||self).TomSelect=t()}(this,(function(){"use strict"
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+const s="[̀-ͯ·ʾ]",n=new RegExp(s,"g")
+var o
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+var t=[]
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+var i=new RegExp(d(e[n]),"iu")
+t.match(i)||e[n].push(t)}}}))
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+t=t.sort(((e,t)=>t.length-e.length)),i=new RegExp("("+d(t)+"[̀-ͯ·ʾ]*)","g")
+var s={}
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+s[t]=d(i)})),s})())
+return e.normalize("NFKD").toLowerCase().split(i).map((e=>{if(""==e)return""
+const t=c(e)
+if(o.hasOwnProperty(t))return o[t]
+const i=e.normalize("NFC")
+return i!=e?d([e,i]):e})).join("")},h=(e,t)=>{if(e)return e[t]},g=(e,t)=>{if(e){for(var i,s=t.split(".");(i=s.shift())&&(e=e[i]););return e}},f=(e,t,i)=>{var s,n
+return e?-1===(n=(e+="").search(t.regex))?0:(s=t.string.length/e.length,0===n&&(s+=.5),s*i):0},v=e=>(e+"").replace(/([\$\(-\+\.\?\[-\^\{-\}])/g,"\\$1"),m=(e,t)=>{var i=e[t]
+if("function"==typeof i)return i
+i&&!Array.isArray(i)&&(e[t]=[i])},y=(e,t)=>{if(Array.isArray(e))e.forEach(t)
+else for(var i in e)e.hasOwnProperty(i)&&t(e[i],i)},O=(e,t)=>"number"==typeof e&&"number"==typeof t?e>t?1:e<t?-1:0:(e=c(e+"").toLowerCase())>(t=c(t+"").toLowerCase())?1:t>e?-1:0
+class b{constructor(e,t){this.items=e,this.settings=t||{diacritics:!0}}tokenize(e,t,i){if(!e||!e.length)return[]
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+var o
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+return this._getScoreFunction(i)}_getScoreFunction(e){const t=e.tokens,i=t.length
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+const s=e.options.fields,n=e.weights,o=s.length,r=e.getAttrFn
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+const l=1===o?function(e,t){const i=s[0].field
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+return this._getSortFunction(i)}_getSortFunction(e){var t,i,s
+const n=this,o=e.options,r=!e.query&&o.sort_empty?o.sort_empty:o.sort,l=[],a=[]
+if("function"==typeof r)return r.bind(this)
+const c=function(t,i){return"$score"===t?i.score:e.getAttrFn(n.items[i.id],t)}
+if(r)for(t=0,i=r.length;t<i;t++)(e.query||"$score"!==r[t].field)&&l.push(r[t])
+if(e.query){for(s=!0,t=0,i=l.length;t<i;t++)if("$score"===l[t].field){s=!1
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+break}for(t=0,i=l.length;t<i;t++)a.push("desc"===l[t].direction?-1:1)
+const d=l.length
+if(d){if(1===d){const e=l[0].field,t=a[0]
+return function(i,s){return t*O(c(e,i),c(e,s))}}return function(e,t){var i,s,n
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+return 0}}return null}prepareSearch(e,t){const i={}
+var s=Object.assign({},t)
+if(m(s,"sort"),m(s,"sort_empty"),s.fields){m(s,"fields")
+const e=[]
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+const r=n._getSortFunction(s)
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+if(e instanceof HTMLElement)return e
+if(e.indexOf("<")>-1){let t=document.createElement("div")
+return t.innerHTML=e.trim(),t.firstChild}return document.querySelector(e)},_=(e,t)=>{var i=document.createEvent("HTMLEvents")
+i.initEvent(t,!0,!1),e.dispatchEvent(i)},I=(e,t)=>{Object.assign(e.style,t)},C=(e,...t)=>{var i=A(t);(e=x(e)).map((e=>{i.map((t=>{e.classList.add(t)}))}))},S=(e,...t)=>{var i=A(t);(e=x(e)).map((e=>{i.map((t=>{e.classList.remove(t)}))}))},A=e=>{var t=[]
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+for(var i=0;e=e.previousElementSibling;)e.matches(t)&&i++
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+i(e)},V="undefined"!=typeof navigator&&/Mac/.test(navigator.userAgent)?"metaKey":"ctrlKey"
+var j={options:[],optgroups:[],plugins:[],delimiter:",",splitOn:null,persist:!0,diacritics:!0,create:null,createOnBlur:!1,createFilter:null,highlight:!0,openOnFocus:!0,shouldOpen:null,maxOptions:50,maxItems:null,hideSelected:null,duplicates:!1,addPrecedence:!1,selectOnTab:!1,preload:null,allowEmptyOption:!1,loadThrottle:300,loadingClass:"loading",dataAttr:null,optgroupField:"optgroup",valueField:"value",labelField:"text",disabledField:"disabled",optgroupLabelField:"label",optgroupValueField:"value",lockOptgroupOrder:!1,sortField:"$order",searchField:["text"],searchConjunction:"and",mode:null,wrapperClass:"ts-wrapper",controlClass:"ts-control",dropdownClass:"ts-dropdown",dropdownContentClass:"ts-dropdown-content",itemClass:"item",optionClass:"option",dropdownParent:null,copyClassesToDropdown:!1,placeholder:null,hidePlaceholder:null,shouldLoad:function(e){return e.length>0},render:{}}
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+return function(s,n){var o=this
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+return i||(e.setAttribute("id",t),t)},Q=e=>e.replace(/[\\"']/g,"\\$&"),G=(e,t)=>{t&&e.append(t)}
+function U(e,t){var i=Object.assign({},j,t),s=i.dataAttr,n=i.labelField,o=i.valueField,r=i.disabledField,l=i.optgroupField,a=i.optgroupLabelField,c=i.optgroupValueField,d=e.tagName.toLowerCase(),p=e.getAttribute("placeholder")||e.getAttribute("data-placeholder")
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+a?Array.isArray(a)?a.push(t):g[s][l]=[a,t]:g[s][l]=t}}else{var c=v(e)
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+if(t)O.options=JSON.parse(t),y(O.options,(e=>{O.items.push(e[o])}))
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+var o=n.createFilter
+"function"!=typeof o&&("string"==typeof o&&(o=new RegExp(o)),o instanceof RegExp?n.createFilter=e=>o.test(e):n.createFilter=()=>!0),this.initializePlugins(n.plugins),this.setupCallbacks(),this.setupTemplates()
+const r=w("<div>"),l=w("<div>"),a=this._render("dropdown"),c=w('<div role="listbox" tabindex="-1">'),d=this.input.getAttribute("class")||"",p=n.mode
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+H(t,!0)}
+var m=()=>{e.isOpen&&e.positionDropdown()}
+B(document,"mousedown",f),B(window,"scroll",m,c),B(window,"resize",m,c),this._destroy=()=>{document.removeEventListener("mousedown",f),window.removeEventListener("sroll",m),window.removeEventListener("resize",m),h&&h.removeEventListener("click",g)},this.revertSettings={innerHTML:l.innerHTML,tabIndex:l.tabIndex},l.tabIndex=-1,l.insertAdjacentElement("afterend",e.wrapper),e.sync(!1),t.items=[],delete t.optgroups,delete t.options,B(l,"invalid",(t=>{e.isValid&&(e.isValid=!1,e.isInvalid=!0,e.refreshState())})),e.updateOriginalInput(),e.refreshItems(),e.close(!1),e.inputState(),e.isSetup=!0,l.disabled?e.disable():e.enable(),e.on("change",this.onChange),C(l,"tomselected","ts-hidden-accessible"),e.trigger("initialize"),!0===t.preload&&e.preload()}setupOptions(e=[],t=[]){this.addOptions(e),y(t,(e=>{this.registerOptionGroup(e)}))}setupTemplates(){var e=this,t=e.settings.labelField,i=e.settings.optgroupLabelField,s={optgroup:e=>{let t=document.createElement("div")
+return t.className="optgroup",t.appendChild(e.options),t},optgroup_header:(e,t)=>'<div class="optgroup-header">'+t(e[i])+"</div>",option:(e,i)=>"<div>"+i(e[t])+"</div>",item:(e,i)=>"<div>"+i(e[t])+"</div>",option_create:(e,t)=>'<div class="create">Add <strong>'+t(e.input)+"</strong>&hellip;</div>",no_results:()=>'<div class="no-results">No results found</div>',loading:()=>'<div class="spinner"></div>',not_loading:()=>{},dropdown:()=>"<div></div>"}
+e.settings.render=Object.assign({},s,e.settings.render)}setupCallbacks(){var e,t,i={initialize:"onInitialize",change:"onChange",item_add:"onItemAdd",item_remove:"onItemRemove",item_select:"onItemSelect",clear:"onClear",option_add:"onOptionAdd",option_remove:"onOptionRemove",option_clear:"onOptionClear",optgroup_add:"onOptionGroupAdd",optgroup_remove:"onOptionGroupRemove",optgroup_clear:"onOptionGroupClear",dropdown_open:"onDropdownOpen",dropdown_close:"onDropdownClose",type:"onType",load:"onLoad",focus:"onFocus",blur:"onBlur"}
+for(e in i)(t=this.settings[i[e]])&&this.on(e,t)}sync(e=!0){const t=this,i=e?U(t.input,{delimiter:t.settings.delimiter}):t.settings
+t.setupOptions(i.options,i.optgroups),t.setValue(i.items,!0),t.lastQuery=null}onClick(){var e=this
+if(e.activeItems.length>0)return e.clearActiveItems(),void e.focus()
+e.isFocused&&e.isOpen?e.blur():e.focus()}onMouseDown(){}onChange(){_(this.input,"input"),_(this.input,"change")}onPaste(e){var t=this
+t.isFull()||t.isInputHidden||t.isLocked?H(e):t.settings.splitOn&&setTimeout((()=>{var e=t.inputValue()
+if(e.match(t.settings.splitOn)){var i=e.trim().split(t.settings.splitOn)
+y(i,(e=>{t.createItem(e)}))}}),0)}onKeyPress(e){var t=this
+if(!t.isLocked){var i=String.fromCharCode(e.keyCode||e.which)
+return t.settings.create&&"multi"===t.settings.mode&&i===t.settings.delimiter?(t.createItem(),void H(e)):void 0}H(e)}onKeyDown(e){var t=this
+if(t.isLocked)9!==e.keyCode&&H(e)
+else{switch(e.keyCode){case 65:if(K(V,e))return H(e),void t.selectAll()
+break
+case 27:return t.isOpen&&(H(e,!0),t.close()),void t.clearActiveItems()
+case 40:if(!t.isOpen&&t.hasOptions)t.open()
+else if(t.activeOption){let e=t.getAdjacent(t.activeOption,1)
+e&&t.setActiveOption(e)}return void H(e)
+case 38:if(t.activeOption){let e=t.getAdjacent(t.activeOption,-1)
+e&&t.setActiveOption(e)}return void H(e)
+case 13:return void(t.isOpen&&t.activeOption?(t.onOptionSelect(e,t.activeOption),H(e)):t.settings.create&&t.createItem()&&H(e))
+case 37:return void t.advanceSelection(-1,e)
+case 39:return void t.advanceSelection(1,e)
+case 9:return void(t.settings.selectOnTab&&(t.isOpen&&t.activeOption&&(t.onOptionSelect(e,t.activeOption),H(e)),t.settings.create&&t.createItem()&&H(e)))
+case 8:case 46:return void t.deleteSelection(e)}t.isInputHidden&&!K(V,e)&&H(e)}}onInput(e){var t=this
+if(!t.isLocked){var i=t.inputValue()
+t.lastValue!==i&&(t.lastValue=i,t.settings.shouldLoad.call(t,i)&&t.load(i),t.refreshOptions(),t.trigger("type",i))}}onFocus(e){var t=this,i=t.isFocused
+if(t.isDisabled)return t.blur(),void H(e)
+t.ignoreFocus||(t.isFocused=!0,"focus"===t.settings.preload&&t.preload(),i||t.trigger("focus"),t.activeItems.length||(t.showInput(),t.refreshOptions(!!t.settings.openOnFocus)),t.refreshState())}onBlur(e){if(!1!==document.hasFocus()){var t=this
+if(t.isFocused){t.isFocused=!1,t.ignoreFocus=!1
+var i=()=>{t.close(),t.setActiveItem(),t.setCaret(t.items.length),t.trigger("blur")}
+t.settings.create&&t.settings.createOnBlur?t.createItem(null,!1,i):i()}}}onOptionSelect(e,t){var i,s=this
+t&&(t.parentElement&&t.parentElement.matches("[data-disabled]")||(t.classList.contains("create")?s.createItem(null,!0,(()=>{s.settings.closeAfterSelect&&s.close()})):void 0!==(i=t.dataset.value)&&(s.lastQuery=null,s.addItem(i),s.settings.closeAfterSelect&&s.close(),!s.settings.hideSelected&&e.type&&/click/.test(e.type)&&s.setActiveOption(t))))}onItemSelect(e,t){var i=this
+return!i.isLocked&&"multi"===i.settings.mode&&(H(e),i.setActiveItem(t,e),!0)}canLoad(e){return!!this.settings.load&&!this.loadedSearches.hasOwnProperty(e)}load(e){const t=this
+if(!t.canLoad(e))return
+C(t.wrapper,t.settings.loadingClass),t.loading++
+const i=t.loadCallback.bind(t)
+t.settings.load.call(t,e,i)}loadCallback(e,t){const i=this
+i.loading=Math.max(i.loading-1,0),i.lastQuery=null,i.clearActiveOption(),i.setupOptions(e,t),i.refreshOptions(i.isFocused&&!i.isInputHidden),i.loading||S(i.wrapper,i.settings.loadingClass),i.trigger("load",e,t)}preload(){var e=this.wrapper.classList
+e.contains("preloaded")||(e.add("preloaded"),this.load(""))}setTextboxValue(e=""){var t=this.control_input
+t.value!==e&&(t.value=e,_(t,"update"),this.lastValue=e)}getValue(){return this.is_select_tag&&this.input.hasAttribute("multiple")?this.items:this.items.join(this.settings.delimiter)}setValue(e,t){R(this,t?[]:["change"],(()=>{this.clear(t),this.addItems(e,t)}))}setMaxItems(e){0===e&&(e=null),this.settings.maxItems=e,this.refreshState()}setActiveItem(e,t){var i,s,n,o,r,l,a=this
+if("single"!==a.settings.mode){if(!e)return a.clearActiveItems(),void(a.isFocused&&a.showInput())
+if("click"===(i=t&&t.type.toLowerCase())&&K("shiftKey",t)&&a.activeItems.length){for(l=a.getLastActive(),(n=Array.prototype.indexOf.call(a.control.children,l))>(o=Array.prototype.indexOf.call(a.control.children,e))&&(r=n,n=o,o=r),s=n;s<=o;s++)e=a.control.children[s],-1===a.activeItems.indexOf(e)&&a.setActiveItemClass(e)
+H(t)}else"click"===i&&K(V,t)||"keydown"===i&&K("shiftKey",t)?e.classList.contains("active")?a.removeActiveItem(e):a.setActiveItemClass(e):(a.clearActiveItems(),a.setActiveItemClass(e))
+a.hideInput(),a.isFocused||a.focus()}}setActiveItemClass(e){const t=this,i=t.control.querySelector(".last-active")
+i&&S(i,"last-active"),C(e,"active last-active"),t.trigger("item_select",e),-1==t.activeItems.indexOf(e)&&t.activeItems.push(e)}removeActiveItem(e){var t=this.activeItems.indexOf(e)
+this.activeItems.splice(t,1),S(e,"active")}clearActiveItems(){S(this.activeItems,"active"),this.activeItems=[]}setActiveOption(e){e!==this.activeOption&&(this.clearActiveOption(),e&&(this.activeOption=e,P(this.focus_node,{"aria-activedescendant":e.getAttribute("id")}),P(e,{"aria-selected":"true"}),C(e,"active"),this.scrollToOption(e)))}scrollToOption(e,t){if(!e)return
+const i=this.dropdown_content,s=i.clientHeight,n=i.scrollTop||0,o=e.offsetHeight,r=e.getBoundingClientRect().top-i.getBoundingClientRect().top+n
+r+o>s+n?this.scroll(r-s+o,t):r<n&&this.scroll(r,t)}scroll(e,t){const i=this.dropdown_content
+t&&(i.style.scrollBehavior=t),i.scrollTop=e,i.style.scrollBehavior=""}clearActiveOption(){this.activeOption&&(S(this.activeOption,"active"),P(this.activeOption,{"aria-selected":null})),this.activeOption=null,P(this.focus_node,{"aria-activedescendant":null})}selectAll(){if("single"===this.settings.mode)return
+const e=this.controlChildren()
+e.length&&(this.hideInput(),this.close(),this.activeItems=e,C(e,"active"))}inputState(){var e=this
+e.control.contains(e.control_input)&&(P(e.control_input,{placeholder:e.settings.placeholder}),e.activeItems.length>0||!e.isFocused&&e.settings.hidePlaceholder&&e.items.length>0?(e.setTextboxValue(),e.isInputHidden=!0):(e.settings.hidePlaceholder&&e.items.length>0&&P(e.control_input,{placeholder:""}),e.isInputHidden=!1),e.wrapper.classList.toggle("input-hidden",e.isInputHidden))}hideInput(){this.inputState()}showInput(){this.inputState()}inputValue(){return this.control_input.value.trim()}focus(){var e=this
+e.isDisabled||(e.ignoreFocus=!0,e.control_input.offsetWidth?e.control_input.focus():e.focus_node.focus(),setTimeout((()=>{e.ignoreFocus=!1,e.onFocus()}),0))}blur(){this.focus_node.blur(),this.onBlur()}getScoreFunction(e){return this.sifter.getScoreFunction(e,this.getSearchOptions())}getSearchOptions(){var e=this.settings,t=e.sortField
+return"string"==typeof e.sortField&&(t=[{field:e.sortField}]),{fields:e.searchField,conjunction:e.searchConjunction,sort:t,nesting:e.nesting}}search(e){var t,i,s,n=this,o=this.getSearchOptions()
+if(n.settings.score&&"function"!=typeof(s=n.settings.score.call(n,e)))throw new Error('Tom Select "score" setting must be a function that returns a function')
+if(e!==n.lastQuery?(n.lastQuery=e,i=n.sifter.search(e,Object.assign(o,{score:s})),n.currentResults=i):i=Object.assign({},n.currentResults),n.settings.hideSelected)for(t=i.items.length-1;t>=0;t--){let e=q(i.items[t].id)
+e&&-1!==n.items.indexOf(e)&&i.items.splice(t,1)}return i}refreshOptions(e=!0){var t,i,s,n,o,r,l,a,c,d,p
+const u={},h=[]
+var g,f=this,v=f.inputValue(),m=f.search(v),O=f.activeOption,b=f.settings.shouldOpen||!1,w=f.dropdown_content
+for(O&&(c=O.dataset.value,d=O.closest("[data-group]")),n=m.items.length,"number"==typeof f.settings.maxOptions&&(n=Math.min(n,f.settings.maxOptions)),n>0&&(b=!0),t=0;t<n;t++){let e=m.items[t].id,n=f.options[e],l=f.getOption(e,!0)
+for(f.settings.hideSelected||l.classList.toggle("selected",f.items.includes(e)),o=n[f.settings.optgroupField]||"",i=0,s=(r=Array.isArray(o)?o:[o])&&r.length;i<s;i++)o=r[i],f.optgroups.hasOwnProperty(o)||(o=""),u.hasOwnProperty(o)||(u[o]=document.createDocumentFragment(),h.push(o)),i>0&&(l=l.cloneNode(!0),P(l,{id:n.$id+"-clone-"+i,"aria-selected":null}),l.classList.add("ts-cloned"),S(l,"active")),c==e&&d&&d.dataset.group===o&&(O=l),u[o].appendChild(l)}this.settings.lockOptgroupOrder&&h.sort(((e,t)=>(f.optgroups[e]&&f.optgroups[e].$order||0)-(f.optgroups[t]&&f.optgroups[t].$order||0))),l=document.createDocumentFragment(),y(h,(e=>{if(f.optgroups.hasOwnProperty(e)&&u[e].children.length){let t=document.createDocumentFragment(),i=f.render("optgroup_header",f.optgroups[e])
+G(t,i),G(t,u[e])
+let s=f.render("optgroup",{group:f.optgroups[e],options:t})
+G(l,s)}else G(l,u[e])})),w.innerHTML="",G(w,l),f.settings.highlight&&(g=w.querySelectorAll("span.highlight"),Array.prototype.forEach.call(g,(function(e){var t=e.parentNode
+t.replaceChild(e.firstChild,e),t.normalize()})),m.query.length&&m.tokens.length&&y(m.tokens,(e=>{T(w,e.regex)})))
+var _=e=>{let t=f.render(e,{input:v})
+return t&&(b=!0,w.insertBefore(t,w.firstChild)),t}
+if(f.loading?_("loading"):f.settings.shouldLoad.call(f,v)?0===m.items.length&&_("no_results"):_("not_loading"),(a=f.canCreate(v))&&(p=_("option_create")),f.hasOptions=m.items.length>0||a,b){if(m.items.length>0){if(!w.contains(O)&&"single"===f.settings.mode&&f.items.length&&(O=f.getOption(f.items[0])),!w.contains(O)){let e=0
+p&&!f.settings.addPrecedence&&(e=1),O=f.selectable()[e]}}else p&&(O=p)
+e&&!f.isOpen&&(f.open(),f.scrollToOption(O,"auto")),f.setActiveOption(O)}else f.clearActiveOption(),e&&f.isOpen&&f.close(!1)}selectable(){return this.dropdown_content.querySelectorAll("[data-selectable]")}addOption(e,t=!1){const i=this
+if(Array.isArray(e))return i.addOptions(e,t),!1
+const s=q(e[i.settings.valueField])
+return null!==s&&!i.options.hasOwnProperty(s)&&(e.$order=e.$order||++i.order,e.$id=i.inputId+"-opt-"+e.$order,i.options[s]=e,i.lastQuery=null,t&&(i.userOptions[s]=t,i.trigger("option_add",s,e)),s)}addOptions(e,t=!1){y(e,(e=>{this.addOption(e,t)}))}registerOption(e){return this.addOption(e)}registerOptionGroup(e){var t=q(e[this.settings.optgroupValueField])
+return null!==t&&(e.$order=e.$order||++this.order,this.optgroups[t]=e,t)}addOptionGroup(e,t){var i
+t[this.settings.optgroupValueField]=e,(i=this.registerOptionGroup(t))&&this.trigger("optgroup_add",i,t)}removeOptionGroup(e){this.optgroups.hasOwnProperty(e)&&(delete this.optgroups[e],this.clearCache(),this.trigger("optgroup_remove",e))}clearOptionGroups(){this.optgroups={},this.clearCache(),this.trigger("optgroup_clear")}updateOption(e,t){const i=this
+var s,n
+const o=q(e),r=q(t[i.settings.valueField])
+if(null===o)return
+if(!i.options.hasOwnProperty(o))return
+if("string"!=typeof r)throw new Error("Value must be set in option data")
+const l=i.getOption(o),a=i.getItem(o)
+if(t.$order=t.$order||i.options[o].$order,delete i.options[o],i.uncacheValue(r),i.options[r]=t,l){if(i.dropdown_content.contains(l)){const e=i._render("option",t)
+E(l,e),i.activeOption===l&&i.setActiveOption(e)}l.remove()}a&&(-1!==(n=i.items.indexOf(o))&&i.items.splice(n,1,r),s=i._render("item",t),a.classList.contains("active")&&C(s,"active"),E(a,s)),i.lastQuery=null}removeOption(e,t){const i=this
+e=D(e),i.uncacheValue(e),delete i.userOptions[e],delete i.options[e],i.lastQuery=null,i.trigger("option_remove",e),i.removeItem(e,t)}clearOptions(){this.loadedSearches={},this.userOptions={},this.clearCache()
+var e={}
+y(this.options,((t,i)=>{this.items.indexOf(i)>=0&&(e[i]=this.options[i])})),this.options=this.sifter.items=e,this.lastQuery=null,this.trigger("option_clear")}getOption(e,t=!1){const i=q(e)
+if(null!==i&&this.options.hasOwnProperty(i)){const e=this.options[i]
+if(e.$div)return e.$div
+if(t)return this._render("option",e)}return null}getAdjacent(e,t,i="option"){var s
+if(!e)return null
+s="item"==i?this.controlChildren():this.dropdown_content.querySelectorAll("[data-selectable]")
+for(let i=0;i<s.length;i++)if(s[i]==e)return t>0?s[i+1]:s[i-1]
+return null}getItem(e){if("object"==typeof e)return e
+var t=q(e)
+return null!==t?this.control.querySelector(`[data-value="${Q(t)}"]`):null}addItems(e,t){var i=this,s=Array.isArray(e)?e:[e]
+for(let e=0,n=(s=s.filter((e=>-1===i.items.indexOf(e)))).length;e<n;e++)i.isPending=e<n-1,i.addItem(s[e],t)}addItem(e,t){R(this,t?[]:["change"],(()=>{var i,s
+const n=this,o=n.settings.mode,r=q(e)
+if((!r||-1===n.items.indexOf(r)||("single"===o&&n.close(),"single"!==o&&n.settings.duplicates))&&null!==r&&n.options.hasOwnProperty(r)&&("single"===o&&n.clear(t),"multi"!==o||!n.isFull())){if(i=n._render("item",n.options[r]),n.control.contains(i)&&(i=i.cloneNode(!0)),s=n.isFull(),n.items.splice(n.caretPos,0,r),n.insertAtCaret(i),n.isSetup){if(!n.isPending&&n.settings.hideSelected){let e=n.getOption(r),t=n.getAdjacent(e,1)
+t&&n.setActiveOption(t)}n.isPending||n.refreshOptions(n.isFocused&&"single"!==o),0!=n.settings.closeAfterSelect&&n.isFull()?n.close():n.isPending||n.positionDropdown(),n.trigger("item_add",r,i),n.isPending||n.updateOriginalInput({silent:t})}(!n.isPending||!s&&n.isFull())&&(n.inputState(),n.refreshState())}}))}removeItem(e=null,t){const i=this
+if(!(e=i.getItem(e)))return
+var s,n
+const o=e.dataset.value
+s=L(e),e.remove(),e.classList.contains("active")&&(n=i.activeItems.indexOf(e),i.activeItems.splice(n,1),S(e,"active")),i.items.splice(s,1),i.lastQuery=null,!i.settings.persist&&i.userOptions.hasOwnProperty(o)&&i.removeOption(o,t),s<i.caretPos&&i.setCaret(i.caretPos-1),i.updateOriginalInput({silent:t}),i.refreshState(),i.positionDropdown(),i.trigger("item_remove",o,e)}createItem(e=null,t=!0,i=(()=>{})){var s,n=this,o=n.caretPos
+if(e=e||n.inputValue(),!n.canCreate(e))return i(),!1
+n.lock()
+var r=!1,l=e=>{if(n.unlock(),!e||"object"!=typeof e)return i()
+var s=q(e[n.settings.valueField])
+if("string"!=typeof s)return i()
+n.setTextboxValue(),n.addOption(e,!0),n.setCaret(o),n.addItem(s),n.refreshOptions(t&&"single"!==n.settings.mode),i(e),r=!0}
+return s="function"==typeof n.settings.create?n.settings.create.call(this,e,l):{[n.settings.labelField]:e,[n.settings.valueField]:e},r||l(s),!0}refreshItems(){var e=this
+e.lastQuery=null,e.isSetup&&e.addItems(e.items),e.updateOriginalInput(),e.refreshState()}refreshState(){const e=this
+e.refreshValidityState()
+const t=e.isFull(),i=e.isLocked
+e.wrapper.classList.toggle("rtl",e.rtl)
+const s=e.wrapper.classList
+var n
+s.toggle("focus",e.isFocused),s.toggle("disabled",e.isDisabled),s.toggle("required",e.isRequired),s.toggle("invalid",!e.isValid),s.toggle("locked",i),s.toggle("full",t),s.toggle("input-active",e.isFocused&&!e.isInputHidden),s.toggle("dropdown-active",e.isOpen),s.toggle("has-options",(n=e.options,0===Object.keys(n).length)),s.toggle("has-items",e.items.length>0)}refreshValidityState(){var e=this
+e.input.checkValidity&&(e.isValid=e.input.checkValidity(),e.isInvalid=!e.isValid)}isFull(){return null!==this.settings.maxItems&&this.items.length>=this.settings.maxItems}updateOriginalInput(e={}){const t=this
+var i,s
+const n=t.input.querySelector('option[value=""]')
+if(t.is_select_tag){const e=[]
+function o(i,s,o){return i||(i=w('<option value="'+N(s)+'">'+N(o)+"</option>")),i!=n&&t.input.append(i),e.push(i),i.selected=!0,i}t.input.querySelectorAll("option:checked").forEach((e=>{e.selected=!1})),0==t.items.length&&"single"==t.settings.mode?o(n,"",""):t.items.forEach((n=>{if(i=t.options[n],s=i[t.settings.labelField]||"",e.includes(i.$option)){o(t.input.querySelector(`option[value="${Q(n)}"]:not(:checked)`),n,s)}else i.$option=o(i.$option,n,s)}))}else t.input.value=t.getValue()
+t.isSetup&&(e.silent||t.trigger("change",t.getValue()))}open(){var e=this
+e.isLocked||e.isOpen||"multi"===e.settings.mode&&e.isFull()||(e.isOpen=!0,P(e.focus_node,{"aria-expanded":"true"}),e.refreshState(),I(e.dropdown,{visibility:"hidden",display:"block"}),e.positionDropdown(),I(e.dropdown,{visibility:"visible",display:"block"}),e.focus(),e.trigger("dropdown_open",e.dropdown))}close(e=!0){var t=this,i=t.isOpen
+e&&(t.setTextboxValue(),"single"===t.settings.mode&&t.items.length&&t.hideInput()),t.isOpen=!1,P(t.focus_node,{"aria-expanded":"false"}),I(t.dropdown,{display:"none"}),t.settings.hideSelected&&t.clearActiveOption(),t.refreshState(),i&&t.trigger("dropdown_close",t.dropdown)}positionDropdown(){if("body"===this.settings.dropdownParent){var e=this.control,t=e.getBoundingClientRect(),i=e.offsetHeight+t.top+window.scrollY,s=t.left+window.scrollX
+I(this.dropdown,{width:t.width+"px",top:i+"px",left:s+"px"})}}clear(e){var t=this
+if(t.items.length){var i=t.controlChildren()
+y(i,(e=>{t.removeItem(e,!0)})),t.showInput(),e||t.updateOriginalInput(),t.trigger("clear")}}insertAtCaret(e){const t=this,i=t.caretPos,s=t.control
+s.insertBefore(e,s.children[i]),t.setCaret(i+1)}deleteSelection(e){var t,i,s,n,o,r=this
+t=e&&8===e.keyCode?-1:1,i={start:(o=r.control_input).selectionStart||0,length:(o.selectionEnd||0)-(o.selectionStart||0)}
+const l=[]
+if(r.activeItems.length)n=F(r.activeItems,t),s=L(n),t>0&&s++,y(r.activeItems,(e=>l.push(e)))
+else if((r.isFocused||"single"===r.settings.mode)&&r.items.length){const e=r.controlChildren()
+t<0&&0===i.start&&0===i.length?l.push(e[r.caretPos-1]):t>0&&i.start===r.inputValue().length&&l.push(e[r.caretPos])}const a=l.map((e=>e.dataset.value))
+if(!a.length||"function"==typeof r.settings.onDelete&&!1===r.settings.onDelete.call(r,a,e))return!1
+for(H(e,!0),void 0!==s&&r.setCaret(s);l.length;)r.removeItem(l.pop())
+return r.showInput(),r.positionDropdown(),r.refreshOptions(!1),!0}advanceSelection(e,t){var i,s,n=this
+n.rtl&&(e*=-1),n.inputValue().length||(K(V,t)||K("shiftKey",t)?(s=(i=n.getLastActive(e))?i.classList.contains("active")?n.getAdjacent(i,e,"item"):i:e>0?n.control_input.nextElementSibling:n.control_input.previousElementSibling)&&(s.classList.contains("active")&&n.removeActiveItem(i),n.setActiveItemClass(s)):n.moveCaret(e))}moveCaret(e){}getLastActive(e){let t=this.control.querySelector(".last-active")
+if(t)return t
+var i=this.control.querySelectorAll(".active")
+return i?F(i,e):void 0}setCaret(e){this.caretPos=this.items.length}controlChildren(){return Array.from(this.control.querySelectorAll("[data-ts-item]"))}lock(){this.close(),this.isLocked=!0,this.refreshState()}unlock(){this.isLocked=!1,this.refreshState()}disable(){var e=this
+e.input.disabled=!0,e.control_input.disabled=!0,e.focus_node.tabIndex=-1,e.isDisabled=!0,e.lock()}enable(){var e=this
+e.input.disabled=!1,e.control_input.disabled=!1,e.focus_node.tabIndex=e.tabIndex,e.isDisabled=!1,e.unlock()}destroy(){var e=this,t=e.revertSettings
+e.trigger("destroy"),e.off(),e.wrapper.remove(),e.dropdown.remove(),e.input.innerHTML=t.innerHTML,e.input.tabIndex=t.tabIndex,S(e.input,"tomselected","ts-hidden-accessible"),e._destroy(),delete e.input.tomselect}render(e,t){return"function"!=typeof this.settings.render[e]?null:this._render(e,t)}_render(e,t){var i,s,n=""
+const o=this
+return"option"!==e&&"item"!=e||(n=D(t[o.settings.valueField])),null==(s=o.settings.render[e].call(this,t,N))||(s=w(s),"option"===e||"option_create"===e?t[o.settings.disabledField]?P(s,{"aria-disabled":"true"}):P(s,{"data-selectable":""}):"optgroup"===e&&(i=t.group[o.settings.optgroupValueField],P(s,{"data-group":i}),t.group[o.settings.disabledField]&&P(s,{"data-disabled":""})),"option"!==e&&"item"!==e||(P(s,{"data-value":n}),"item"===e?(C(s,o.settings.itemClass),P(s,{"data-ts-item":""})):(C(s,o.settings.optionClass),P(s,{role:"option",id:t.$id}),o.options[n].$div=s))),s}clearCache(){y(this.options,((e,t)=>{e.$div&&(e.$div.remove(),delete e.$div)}))}uncacheValue(e){const t=this.getOption(e)
+t&&t.remove()}canCreate(e){return this.settings.create&&e.length>0&&this.settings.createFilter.call(this,e)}hook(e,t,i){var s=this,n=s[t]
+s[t]=function(){var t,o
+return"after"===e&&(t=n.apply(s,arguments)),o=i.apply(s,arguments),"instead"===e?o:("before"===e&&(t=n.apply(s,arguments)),t)}}}return J.define("change_listener",(function(){B(this.input,"change",(()=>{this.sync()}))})),J.define("checkbox_options",(function(){var e=this,t=e.onOptionSelect
+e.settings.hideSelected=!1
+var i=function(e){setTimeout((()=>{var t=e.querySelector("input")
+e.classList.contains("selected")?t.checked=!0:t.checked=!1}),1)}
+e.hook("after","setupTemplates",(()=>{var t=e.settings.render.option
+e.settings.render.option=(i,s)=>{var n=w(t.call(e,i,s)),o=document.createElement("input")
+o.addEventListener("click",(function(e){H(e)})),o.type="checkbox"
+const r=q(i[e.settings.valueField])
+return r&&e.items.indexOf(r)>-1&&(o.checked=!0),n.prepend(o),n}})),e.on("item_remove",(t=>{var s=e.getOption(t)
+s&&(s.classList.remove("selected"),i(s))})),e.hook("instead","onOptionSelect",((s,n)=>{if(n.classList.contains("selected"))return n.classList.remove("selected"),e.removeItem(n.dataset.value),e.refreshOptions(),void H(s,!0)
+t.call(e,s,n),i(n)}))})),J.define("clear_button",(function(e){const t=this,i=Object.assign({className:"clear-button",title:"Clear All",html:e=>`<div class="${e.className}" title="${e.title}">&times;</div>`},e)
+t.on("initialize",(()=>{var e=w(i.html(i))
+e.addEventListener("click",(e=>{t.clear(),"single"===t.settings.mode&&t.settings.allowEmptyOption&&t.addItem(""),e.preventDefault(),e.stopPropagation()})),t.control.appendChild(e)}))})),J.define("drag_drop",(function(){var e=this
+if(!$.fn.sortable)throw new Error('The "drag_drop" plugin requires jQuery UI "sortable".')
+if("multi"===e.settings.mode){var t=e.lock,i=e.unlock
+e.hook("instead","lock",(()=>{var i=$(e.control).data("sortable")
+return i&&i.disable(),t.call(e)})),e.hook("instead","unlock",(()=>{var t=$(e.control).data("sortable")
+return t&&t.enable(),i.call(e)})),e.on("initialize",(()=>{var t=$(e.control).sortable({items:"[data-value]",forcePlaceholderSize:!0,disabled:e.isLocked,start:(e,i)=>{i.placeholder.css("width",i.helper.css("width")),t.css({overflow:"visible"})},stop:()=>{t.css({overflow:"hidden"})
+var i=[]
+t.children("[data-value]").each((function(){this.dataset.value&&i.push(this.dataset.value)})),e.setValue(i)}})}))}})),J.define("dropdown_header",(function(e){const t=this,i=Object.assign({title:"Untitled",headerClass:"dropdown-header",titleRowClass:"dropdown-header-title",labelClass:"dropdown-header-label",closeClass:"dropdown-header-close",html:e=>'<div class="'+e.headerClass+'"><div class="'+e.titleRowClass+'"><span class="'+e.labelClass+'">'+e.title+'</span><a class="'+e.closeClass+'">&times;</a></div></div>'},e)
+t.on("initialize",(()=>{var e=w(i.html(i)),s=e.querySelector("."+i.closeClass)
+s&&s.addEventListener("click",(e=>{H(e,!0),t.close()})),t.dropdown.insertBefore(e,t.dropdown.firstChild)}))})),J.define("caret_position",(function(){var e=this
+e.hook("instead","setCaret",(t=>{"single"!==e.settings.mode&&e.control.contains(e.control_input)?(t=Math.max(0,Math.min(e.items.length,t)))==e.caretPos||e.isPending||e.controlChildren().forEach(((i,s)=>{s<t?e.control_input.insertAdjacentElement("beforebegin",i):e.control.appendChild(i)})):t=e.items.length,e.caretPos=t})),e.hook("instead","moveCaret",(t=>{if(!e.isFocused)return
+const i=e.getLastActive(t)
+if(i){const s=L(i)
+e.setCaret(t>0?s+1:s),e.setActiveItem()}else e.setCaret(e.caretPos+t)}))})),J.define("dropdown_input",(function(){var e=this
+e.settings.shouldOpen=!0,e.hook("before","setup",(()=>{e.focus_node=e.control,C(e.control_input,"dropdown-input")
+const t=w('<div class="dropdown-input-wrap">')
+t.append(e.control_input),e.dropdown.insertBefore(t,e.dropdown.firstChild)})),e.on("initialize",(()=>{e.control_input.addEventListener("keydown",(t=>{switch(t.keyCode){case 27:return e.isOpen&&(H(t,!0),e.close()),void e.clearActiveItems()
+case 9:e.focus_node.tabIndex=-1}return e.onKeyDown.call(e,t)})),e.on("blur",(()=>{e.focus_node.tabIndex=e.isDisabled?-1:e.tabIndex})),e.on("dropdown_open",(()=>{e.control_input.focus()}))
+const t=e.onBlur
+e.hook("instead","onBlur",(i=>{if(!i||i.relatedTarget!=e.control_input)return t.call(e)})),B(e.control_input,"blur",(()=>e.onBlur())),e.hook("before","close",(()=>{e.isOpen&&e.focus_node.focus()}))}))})),J.define("input_autogrow",(function(){var e=this
+e.on("initialize",(()=>{var t=document.createElement("span"),i=e.control_input
+t.style.cssText="position:absolute; top:-99999px; left:-99999px; width:auto; padding:0; white-space:pre; ",e.wrapper.appendChild(t)
+for(const e of["letterSpacing","fontSize","fontFamily","fontWeight","textTransform"])t.style[e]=i.style[e]
+var s=()=>{e.items.length>0?(t.textContent=i.value,i.style.width=t.clientWidth+"px"):i.style.width=""}
+s(),e.on("update item_add item_remove",s),B(i,"input",s),B(i,"keyup",s),B(i,"blur",s),B(i,"update",s)}))})),J.define("no_backspace_delete",(function(){var e=this,t=e.deleteSelection
+this.hook("instead","deleteSelection",(i=>!!e.activeItems.length&&t.call(e,i)))})),J.define("no_active_items",(function(){this.hook("instead","setActiveItem",(()=>{})),this.hook("instead","selectAll",(()=>{}))})),J.define("optgroup_columns",(function(){var e=this,t=e.onKeyDown
+e.hook("instead","onKeyDown",(i=>{var s,n,o,r
+if(!e.isOpen||37!==i.keyCode&&39!==i.keyCode)return t.call(e,i)
+r=k(e.activeOption,"[data-group]"),s=L(e.activeOption,"[data-selectable]"),r&&(r=37===i.keyCode?r.previousSibling:r.nextSibling)&&(n=(o=r.querySelectorAll("[data-selectable]"))[Math.min(o.length-1,s)])&&e.setActiveOption(n)}))})),J.define("remove_button",(function(e){const t=Object.assign({label:"&times;",title:"Remove",className:"remove",append:!0},e)
+var i=this
+if(t.append){var s='<a href="javascript:void(0)" class="'+t.className+'" tabindex="-1" title="'+N(t.title)+'">'+t.label+"</a>"
+i.hook("after","setupTemplates",(()=>{var e=i.settings.render.item
+i.settings.render.item=(t,n)=>{var o=w(e.call(i,t,n)),r=w(s)
+return o.appendChild(r),B(r,"mousedown",(e=>{H(e,!0)})),B(r,"click",(e=>{if(H(e,!0),!i.isLocked){var t=o.dataset.value
+i.removeItem(t),i.refreshOptions(!1)}})),o}}))}})),J.define("restore_on_backspace",(function(e){const t=this,i=Object.assign({text:e=>e[t.settings.labelField]},e)
+t.on("item_remove",(function(e){if(""===t.control_input.value.trim()){var s=t.options[e]
+s&&t.setTextboxValue(i.text.call(t,s))}}))})),J.define("virtual_scroll",(function(){const e=this,t=e.canLoad,i=e.clearActiveOption,s=e.loadCallback
+var n,o={},r=!1
+if(!e.settings.firstUrl)throw"virtual_scroll plugin requires a firstUrl() method"
+function l(t){return!("number"==typeof e.settings.maxOptions&&n.children.length>=e.settings.maxOptions)&&!(!(t in o)||!o[t])}e.settings.sortField=[{field:"$order"},{field:"$score"}],e.setNextUrl=function(e,t){o[e]=t},e.getUrl=function(t){if(t in o){const e=o[t]
+return o[t]=!1,e}return o={},e.settings.firstUrl(t)},e.hook("instead","clearActiveOption",(()=>{if(!r)return i.call(e)})),e.hook("instead","canLoad",(i=>i in o?l(i):t.call(e,i))),e.hook("instead","loadCallback",((t,i)=>{r||e.clearOptions(),s.call(e,t,i),r=!1})),e.hook("after","refreshOptions",(()=>{const t=e.lastValue
+var i
+l(t)?(i=e.render("loading_more",{query:t}))&&i.setAttribute("data-selectable",""):t in o&&!n.querySelector(".no-results")&&(i=e.render("no_more_results",{query:t})),i&&(C(i,e.settings.optionClass),n.append(i))})),e.on("initialize",(()=>{n=e.dropdown_content,e.settings.render=Object.assign({},{loading_more:function(){return'<div class="loading-more-results">Loading more results ... </div>'},no_more_results:function(){return'<div class="no-more-results">No more results</div>'}},e.settings.render),n.addEventListener("scroll",(function(){n.clientHeight/(n.scrollHeight-n.scrollTop)<.95||l(e.lastValue)&&(r||(r=!0,e.load.call(e,e.lastValue)))}))}))})),J}))
+var tomSelect=function(e,t){return new TomSelect(e,t)}
+//# sourceMappingURL=tom-select.complete.min.js.map

visualizer/lib/tom-select/tom-select.css

@@ -0,0 +1,334 @@
+/**
+ * tom-select.css (v2.0.0-rc.4)
+ * Copyright (c) contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
+ * file except in compliance with the License. You may obtain a copy of the License at:
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
+ * ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ *
+ */
+.ts-wrapper.plugin-drag_drop.multi > .ts-control > div.ui-sortable-placeholder {
+  visibility: visible !important;
+  background: #f2f2f2 !important;
+  background: rgba(0, 0, 0, 0.06) !important;
+  border: 0 none !important;
+  box-shadow: inset 0 0 12px 4px #fff; }
+
+.ts-wrapper.plugin-drag_drop .ui-sortable-placeholder::after {
+  content: '!';
+  visibility: hidden; }
+
+.ts-wrapper.plugin-drag_drop .ui-sortable-helper {
+  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2); }
+
+.plugin-checkbox_options .option input {
+  margin-right: 0.5rem; }
+
+.plugin-clear_button .ts-control {
+  padding-right: calc( 1em + (3 * 6px)) !important; }
+
+.plugin-clear_button .clear-button {
+  opacity: 0;
+  position: absolute;
+  top: 8px;
+  right: calc(8px - 6px);
+  margin-right: 0 !important;
+  background: transparent !important;
+  transition: opacity 0.5s;
+  cursor: pointer; }
+
+.plugin-clear_button.single .clear-button {
+  right: calc(8px - 6px +  2rem); }
+
+.plugin-clear_button.focus.has-items .clear-button,
+.plugin-clear_button:hover.has-items .clear-button {
+  opacity: 1; }
+
+.ts-wrapper .dropdown-header {
+  position: relative;
+  padding: 10px 8px;
+  border-bottom: 1px solid #d0d0d0;
+  background: #f8f8f8;
+  border-radius: 3px 3px 0 0; }
+
+.ts-wrapper .dropdown-header-close {
+  position: absolute;
+  right: 8px;
+  top: 50%;
+  color: #303030;
+  opacity: 0.4;
+  margin-top: -12px;
+  line-height: 20px;
+  font-size: 20px !important; }
+
+.ts-wrapper .dropdown-header-close:hover {
+  color: black; }
+
+.plugin-dropdown_input.focus.dropdown-active .ts-control {
+  box-shadow: none;
+  border: 1px solid #d0d0d0; }
+
+.plugin-dropdown_input .dropdown-input {
+  border: 1px solid #d0d0d0;
+  border-width: 0 0 1px 0;
+  display: block;
+  padding: 8px 8px;
+  box-shadow: none;
+  width: 100%;
+  background: transparent; }
+
+.ts-wrapper.plugin-input_autogrow.has-items .ts-control > input {
+  min-width: 0; }
+
+.ts-wrapper.plugin-input_autogrow.has-items.focus .ts-control > input {
+  flex: none;
+  min-width: 4px; }
+  .ts-wrapper.plugin-input_autogrow.has-items.focus .ts-control > input::-webkit-input-placeholder {
+    color: transparent; }
+  .ts-wrapper.plugin-input_autogrow.has-items.focus .ts-control > input::-ms-input-placeholder {
+    color: transparent; }
+  .ts-wrapper.plugin-input_autogrow.has-items.focus .ts-control > input::placeholder {
+    color: transparent; }
+
+.ts-dropdown.plugin-optgroup_columns .ts-dropdown-content {
+  display: flex; }
+
+.ts-dropdown.plugin-optgroup_columns .optgroup {
+  border-right: 1px solid #f2f2f2;
+  border-top: 0 none;
+  flex-grow: 1;
+  flex-basis: 0;
+  min-width: 0; }
+
+.ts-dropdown.plugin-optgroup_columns .optgroup:last-child {
+  border-right: 0 none; }
+
+.ts-dropdown.plugin-optgroup_columns .optgroup:before {
+  display: none; }
+
+.ts-dropdown.plugin-optgroup_columns .optgroup-header {
+  border-top: 0 none; }
+
+.ts-wrapper.plugin-remove_button .item {
+  display: inline-flex;
+  align-items: center;
+  padding-right: 0 !important; }
+
+.ts-wrapper.plugin-remove_button .item .remove {
+  color: inherit;
+  text-decoration: none;
+  vertical-align: middle;
+  display: inline-block;
+  padding: 2px 6px;
+  border-left: 1px solid #d0d0d0;
+  border-radius: 0 2px 2px 0;
+  box-sizing: border-box;
+  margin-left: 6px; }
+
+.ts-wrapper.plugin-remove_button .item .remove:hover {
+  background: rgba(0, 0, 0, 0.05); }
+
+.ts-wrapper.plugin-remove_button .item.active .remove {
+  border-left-color: #cacaca; }
+
+.ts-wrapper.plugin-remove_button.disabled .item .remove:hover {
+  background: none; }
+
+.ts-wrapper.plugin-remove_button.disabled .item .remove {
+  border-left-color: white; }
+
+.ts-wrapper.plugin-remove_button .remove-single {
+  position: absolute;
+  right: 0;
+  top: 0;
+  font-size: 23px; }
+
+.ts-wrapper {
+  position: relative; }
+
+.ts-dropdown,
+.ts-control,
+.ts-control input {
+  color: #303030;
+  font-family: inherit;
+  font-size: 13px;
+  line-height: 18px;
+  font-smoothing: inherit; }
+
+.ts-control,
+.ts-wrapper.single.input-active .ts-control {
+  background: #fff;
+  cursor: text; }
+
+.ts-control {
+  border: 1px solid #d0d0d0;
+  padding: 8px 8px;
+  width: 100%;
+  overflow: hidden;
+  position: relative;
+  z-index: 1;
+  box-sizing: border-box;
+  box-shadow: none;
+  border-radius: 3px;
+  display: flex;
+  flex-wrap: wrap; }
+  .ts-wrapper.multi.has-items .ts-control {
+    padding: calc( 8px - 2px - 0) 8px calc( 8px - 2px - 3px - 0); }
+  .full .ts-control {
+    background-color: #fff; }
+  .disabled .ts-control,
+  .disabled .ts-control * {
+    cursor: default !important; }
+  .focus .ts-control {
+    box-shadow: none; }
+  .ts-control > * {
+    vertical-align: baseline;
+    display: inline-block; }
+  .ts-wrapper.multi .ts-control > div {
+    cursor: pointer;
+    margin: 0 3px 3px 0;
+    padding: 2px 6px;
+    background: #f2f2f2;
+    color: #303030;
+    border: 0 solid #d0d0d0; }
+    .ts-wrapper.multi .ts-control > div.active {
+      background: #e8e8e8;
+      color: #303030;
+      border: 0 solid #cacaca; }
+  .ts-wrapper.multi.disabled .ts-control > div, .ts-wrapper.multi.disabled .ts-control > div.active {
+    color: #7d7c7c;
+    background: white;
+    border: 0 solid white; }
+  .ts-control > input {
+    flex: 1 1 auto;
+    min-width: 7rem;
+    display: inline-block !important;
+    padding: 0 !important;
+    min-height: 0 !important;
+    max-height: none !important;
+    max-width: 100% !important;
+    margin: 0 !important;
+    text-indent: 0 !important;
+    border: 0 none !important;
+    background: none !important;
+    line-height: inherit !important;
+    -webkit-user-select: auto !important;
+       -moz-user-select: auto !important;
+        -ms-user-select: auto !important;
+            user-select: auto !important;
+    box-shadow: none !important; }
+    .ts-control > input::-ms-clear {
+      display: none; }
+    .ts-control > input:focus {
+      outline: none !important; }
+  .has-items .ts-control > input {
+    margin: 0 4px !important; }
+  .ts-control.rtl {
+    text-align: right; }
+    .ts-control.rtl.single .ts-control:after {
+      left: 15px;
+      right: auto; }
+    .ts-control.rtl .ts-control > input {
+      margin: 0 4px 0 -2px !important; }
+  .disabled .ts-control {
+    opacity: 0.5;
+    background-color: #fafafa; }
+  .input-hidden .ts-control > input {
+    opacity: 0;
+    position: absolute;
+    left: -10000px; }
+
+.ts-dropdown {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  width: 100%;
+  z-index: 10;
+  border: 1px solid #d0d0d0;
+  background: #fff;
+  margin: 0.25rem 0 0 0;
+  border-top: 0 none;
+  box-sizing: border-box;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  border-radius: 0 0 3px 3px; }
+  .ts-dropdown [data-selectable] {
+    cursor: pointer;
+    overflow: hidden; }
+    .ts-dropdown [data-selectable] .highlight {
+      background: rgba(125, 168, 208, 0.2);
+      border-radius: 1px; }
+  .ts-dropdown .option,
+  .ts-dropdown .optgroup-header,
+  .ts-dropdown .no-results,
+  .ts-dropdown .create {
+    padding: 5px 8px; }
+  .ts-dropdown .option, .ts-dropdown [data-disabled], .ts-dropdown [data-disabled] [data-selectable].option {
+    cursor: inherit;
+    opacity: 0.5; }
+  .ts-dropdown [data-selectable].option {
+    opacity: 1;
+    cursor: pointer; }
+  .ts-dropdown .optgroup:first-child .optgroup-header {
+    border-top: 0 none; }
+  .ts-dropdown .optgroup-header {
+    color: #303030;
+    background: #fff;
+    cursor: default; }
+  .ts-dropdown .create:hover,
+  .ts-dropdown .option:hover,
+  .ts-dropdown .active {
+    background-color: #f5fafd;
+    color: #495c68; }
+    .ts-dropdown .create:hover.create,
+    .ts-dropdown .option:hover.create,
+    .ts-dropdown .active.create {
+      color: #495c68; }
+  .ts-dropdown .create {
+    color: rgba(48, 48, 48, 0.5); }
+  .ts-dropdown .spinner {
+    display: inline-block;
+    width: 30px;
+    height: 30px;
+    margin: 5px 8px; }
+    .ts-dropdown .spinner:after {
+      content: " ";
+      display: block;
+      width: 24px;
+      height: 24px;
+      margin: 3px;
+      border-radius: 50%;
+      border: 5px solid #d0d0d0;
+      border-color: #d0d0d0 transparent #d0d0d0 transparent;
+      animation: lds-dual-ring 1.2s linear infinite; }
+
+@keyframes lds-dual-ring {
+  0% {
+    transform: rotate(0deg); }
+  100% {
+    transform: rotate(360deg); } }
+
+.ts-dropdown-content {
+  overflow-y: auto;
+  overflow-x: hidden;
+  max-height: 200px;
+  overflow-scrolling: touch;
+  scroll-behavior: smooth; }
+
+.ts-hidden-accessible {
+  border: 0 !important;
+  clip: rect(0 0 0 0) !important;
+  -webkit-clip-path: inset(50%) !important;
+          clip-path: inset(50%) !important;
+  height: 1px !important;
+  overflow: hidden !important;
+  padding: 0 !important;
+  position: absolute !important;
+  width: 1px !important;
+  white-space: nowrap !important; }
+
+/*# sourceMappingURL=tom-select.css.map */

visualizer/main.py

@@ -0,0 +1,22 @@
+from pyvis.network import Network
+
+
+def main():
+    net = Network(notebook=False, cdn_resources="local", neighborhood_highlight=True, bgcolor="#222222", font_color="#FAFAFA", layout=True)
+
+    net.add_nodes([0,1,2,3,4,5,6], label=['1','2','3','4','5','6','7'],color=['#E0E0FF','#E0FFE0','#E0E0FF','#E0E0FF','#E0E0FF','#E0E0FF','#E0FFE0'])
+    net.add_edge(0, 1, length=500)
+    net.add_edge(1, 2, length=750)
+    net.add_edge(2, 3, length=500)
+    net.add_edge(3, 4, length=250)
+    net.add_edge(2, 4, length=250)
+    net.add_edge(4, 5, length=750)
+    net.add_edge(5, 6, length=500)
+    net.add_edge(1, 6, length=0)
+    
+    
+    net.write_html("network.html", notebook=False)
+
+
+if __name__ == "__main__":
+    main()