import { evaluate } from './interpreter'
import type { Env } from './env'
import { tokenize } from './lexer'
import { Parser } from './parser'
import cgCode from './counter.cg?raw';
import { runApp } from './runtime';
import { builtins } from './builtins';

const canvas = document.createElement('canvas');
canvas.width = 800;
canvas.height = 600;
document.body.appendChild(canvas);

const tokens = tokenize(cgCode);
const parser = new Parser(tokens);
const ast = parser.parse();
console.log(ast);

const env: Env = new Map(Object.entries(builtins));
const appRecord = evaluate(ast, env);

console.log(appRecord);

if (appRecord.kind !== 'record')
    throw new Error('Expected record');

const init = appRecord.fields.init;
const update = appRecord.fields.update;
const view = appRecord.fields.view;

runApp({ init, update, view }, canvas);