import {canvas, context} from './index.mjs';
import * as gui from '../gui/index.mjs';
import * as draw from './draw.mjs';

export function render() {
	renderElement(gui.root);
}

function renderElement(element) {
	//console.log(element.options);
	if (element.options.draw) {
		if (element.type == 'frame') renderFrame(element);
		if (element.type == 'image') renderImage(element);
		if (element.type == 'button') renderButton(element);
		if (element.type == 'edit') renderEdit(element);
		if (element.type == 'itemButton') renderItemButton(element);
	}

	if (element.options.drawChildren)
		element.children.forEach(renderElement);
}

function renderFrame(element) {
	context.fillStyle = '#eb9';
	context.fillRect(...element.shape);
}

function renderImage(element) {
	context.drawImage(element.image, ...element.shape);
}

function renderButton(element) {
	if (element.mouseHeld) {
		context.fillStyle = '#706244';
	} else {
		context.fillStyle = element.mouseOver ? '#ad9869' : '#917f58';
	}

	context.fillRect(...element.shape);
	context.strokeStyle = '#541';
	context.strokeWidth = 4;
	context.strokeRect(...element.shape);
	context.textAlign = 'center';
	context.textBaseline = 'middle';
	context.fillStyle = '#fff';
	context.font = '12pt Consolas';
	context.fillText(element.text, ...element.center);
}

function renderItemButton(element) {
	context.globalAlpha = 0.5;
	if (element.mouseHeld) {
		context.fillStyle = '#080808';
	} else {
		context.fillStyle = element.mouseOver ? '#222' : '#0e0e0e';
	}

	context.fillRect(...element.shape);
	context.strokeStyle = '#333';
	context.strokeWidth = 4;
	context.strokeRect(...element.shape);
	context.globalAlpha = 1;

	if (element.image) {
		context.drawImage(element.image, ...element.shape);
	}
}

function renderEdit(element) {
	/*
	element.tiles.forEach(t => {
		let tile = edit.getTile(x, y);
		let [dx, dy] = tile.drawPos;
		context.globalAlpha = 0.5;
		context.fillStyle = '#000';
		context.fillRect(dx, dy, 1, 1);
		context.globalAlpha = 1;

		let module = tile.module;
		if (module !== null) {
			context.drawImage(module.currentImage, dx, dy, 1, 1);
		}
	});
	*/
}