#ifndef INTERPRETER_H
#define INTERPRETER_H
#define MAX_ID_LEN 64

#include "types.h"
#include "parser.h"
#include "include/uthash.h"

typedef enum GroundRuntimeError {
    ARG_TYPE_MISMATCH, TOO_FEW_ARGS, TOO_MANY_ARGS, UNKNOWN_LABEL, UNKNOWN_VARIABLE, LIST_ERROR, STRING_ERROR, MATH_ERROR, FIXME 
} GroundRuntimeError;

typedef struct GroundLabel {
    char id[MAX_ID_LEN];
    int lineNum;
    UT_hash_handle hh;
} GroundLabel;

typedef struct GroundVariable {
    char id[MAX_ID_LEN];
    GroundValue value;
    UT_hash_handle hh;
} GroundVariable;

typedef struct GroundFunctionArgs {
    GroundValueType type;
    char* name;
} GroundFunctionArgs;

typedef struct GroundFunction {
    GroundFunctionArgs* args;
    size_t argSize;
    GroundValueType returnType;
    GroundProgram program;
} GroundFunction;

typedef struct GroundFunctionWrapper {
    char id[MAX_ID_LEN];
    GroundFunction function;
    UT_hash_handle hh;
} GroundFunctionWrapper;

typedef struct GroundScope {
    GroundLabel** labels;
    GroundVariable** variables;
    GroundFunctionWrapper** functions;
} GroundScope;

GroundValue interpretGroundProgram(GroundProgram* in, GroundScope* inScope);
GroundValue interpretGroundInstruction(GroundInstruction inst, GroundScope* scope);


#endif