#include <stdbool.h>
#include <string.h>

#include "tokenizer/Token.h"

const char* tGetName(Token token) {
    switch(token) {
        case T_INT: return "int";
        case T_FLOAT: return "float";
        case T_TEXT: return "text";
        case T_NULL: return "null";
        case T_TRUE: return "true";
        case T_FALSE: return "false";
        case T_ADD: return "+";
        case T_SUB: return "-";
        case T_MUL: return "*";
        case T_DIV: return "/";
        case T_MOD: return "%";
        case T_LESS: return "<";
        case T_LESS_EQUAL: return "<=";
        case T_GREATER: return ">";
        case T_GREATER_EQUAL: return ">=";
        case T_EQUAL: return "==";
        case T_NOT_EQUAL: return "!=";
        case T_NOT: return "!";
        case T_AND: return "&&";
        case T_OR: return "||";
        case T_BIT_NOT: return "~";
        case T_BIT_AND: return "&";
        case T_BIT_OR: return "|";
        case T_BIT_XOR: return "^";
        case T_LEFT_SHIFT: return "<<";
        case T_RIGHT_SHIFT: return ">>";
        case T_SET: return "=";
        case T_ADD_SET: return "+=";
        case T_SUB_SET: return "-=";
        case T_MUL_SET: return "*=";
        case T_DIV_SET: return "/=";
        case T_MOD_SET: return "%=";
        case T_BIT_AND_SET: return "&=";
        case T_BIT_OR_SET: return "|=";
        case T_BIT_XOR_SET: return "^=";
        case T_LEFT_SHIFT_SET: return "<<=";
        case T_RIGHT_SHIFT_SET: return ">>=";
        case T_INCREMENT: return "++";
        case T_DECREMENT: return "--";
        case T_LITERAL: return "literal";
        case T_PRINT: return "print";
        case T_IF: return "if";
        case T_ELSE: return "else";
        case T_WHILE: return "while";
        case T_FOR: return "for";
        case T_BREAK: return "break";
        case T_CONTINUE: return "continue";
        case T_FUNCTION: return "function";
        case T_RETURN: return "return";
        case T_COMMA: return ",";
        case T_SEMICOLON: return ";";
        case T_OPEN_BRACKET: return "(";
        case T_CLOSE_BRACKET: return ")";
        case T_OPEN_CURVED_BRACKET: return "{";
        case T_CLOSE_CURVED_BRACKET: return "}";
        case T_ARRAY: return "array";
        case T_POINT: return ".";
        case T_OPEN_SQUARE_BRACKET: return "[";
        case T_CLOSE_SQUARE_BRACKET: return "]";
        case T_END: return "end";
    }
    return "unknown";
}

static bool tEqual(const char* a, const char* b) {
    return strcmp(a, b) == 0;
}

Token tFromName(const char* name) {
    if(tEqual(name, "print")) {
        return T_PRINT;
    } else if(tEqual(name, "null")) {
        return T_NULL;
    } else if(tEqual(name, "true")) {
        return T_TRUE;
    } else if(tEqual(name, "false")) {
        return T_FALSE;
    } else if(tEqual(name, "function")) {
        return T_FUNCTION;
    } else if(tEqual(name, "return")) {
        return T_RETURN;
    } else if(tEqual(name, "if")) {
        return T_IF;
    } else if(tEqual(name, "else")) {
        return T_ELSE;
    } else if(tEqual(name, "while")) {
        return T_WHILE;
    } else if(tEqual(name, "for")) {
        return T_FOR;
    } else if(tEqual(name, "break")) {
        return T_BREAK;
    } else if(tEqual(name, "continue")) {
        return T_CONTINUE;
    } else if(tEqual(name, "array")) {
        return T_ARRAY;
    }
    return T_END;
}