#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, RETURN_TYPE_MISMATCH, FIXME
} GroundRuntimeError;

typedef enum GroundDebugInstructionType {
    DUMP, INSPECT, EVAL, CONTINUE, EXIT, HELP, UNKNOWN
} GroundDebugInstructionType;

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 GroundScope {
    GroundLabel** labels;
    GroundVariable** variables;
} GroundScope;

typedef struct GroundDebugInstruction {
    GroundDebugInstructionType type;
    char* arg;
} GroundDebugInstruction;

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


#endif