import {
	mainloop,
	frame,
	setPixelColor,
	clearScreen,
	setPixelsInRect,
} from "./window.ts";

// deno-fmt-ignore
const sprites = [
	[
		2, 2, 2, 2, 2, 2, 2, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 2, 2, 2, 2, 2, 2, 2,
	],
	[
		2, 2, 2, 2, 2, 2, 2, 2,
		2, 3, 3, 1, 1, 3, 3, 2,
		2, 3, 3, 1, 1, 3, 3, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 1, 1, 1, 1, 1, 1, 2,
		2, 3, 3, 1, 1, 3, 3, 2,
		2, 3, 3, 1, 1, 3, 3, 2,
		2, 2, 2, 2, 2, 2, 2, 2,
	],
	[
		2, 2, 2, 2, 2, 2, 2, 2,
		2, 4, 4, 4, 4, 5, 5, 2,
		2, 4, 4, 4, 5, 5, 5, 2,
		2, 4, 4, 5, 5, 5, 6, 2,
		2, 4, 5, 5, 5, 6, 6, 2,
		2, 5, 5, 5, 6, 6, 6, 2,
		2, 5, 5, 6, 6, 6, 6, 2,
		2, 2, 2, 2, 2, 2, 2, 2,
	],
]

// deno-fmt-ignore
const font: {[key: string]: Array<number>} = {
	"a": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"b": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
		0, 1, 0, 1,
		0, 1, 1, 1,
	],
	"c": [
		0, 0, 0, 0,
		0, 0, 1, 1,
		0, 1, 0, 0,
		0, 1, 0, 0,
		0, 1, 0, 0,
		0, 0, 1, 1,
	],
	"d": [
		0, 0, 0, 0,
		0, 1, 1, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
	],
	"e": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 0, 0,
		0, 1, 1, 0,
		0, 1, 0, 0,
		0, 1, 1, 1,
	],
	"f": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 0, 0,
		0, 1, 1, 0,
		0, 1, 0, 0,
		0, 1, 0, 0,
	],
	"g": [
		0, 0, 0, 0,
		0, 0, 1, 1,
		0, 1, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 0, 1, 1,
	],
	"h": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"i": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 0, 1, 0,
		0, 0, 1, 0,
		0, 0, 1, 0,
		0, 1, 1, 1,
	],
	"j": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 0, 1, 0,
		0, 0, 1, 0,
		0, 0, 1, 0,
		0, 1, 1, 0,
	],
	"k": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"l": [
		0, 0, 0, 0,
		0, 1, 0, 0,
		0, 1, 0, 0,
		0, 1, 0, 0,
		0, 1, 0, 0,
		0, 1, 1, 1,
	],
	"m": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"n": [
		0, 0, 0, 0,
		0, 1, 1, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"o": [
		0, 0, 0, 0,
		0, 0, 1, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
	],
	"p": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 1, 1,
		0, 1, 0, 0,
		0, 1, 0, 0,
	],
	"q": [
		0, 0, 0, 0,
		0, 0, 1, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
		0, 0, 1, 1,
	],
	"r": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"s": [
		0, 0, 0, 0,
		0, 0, 1, 1,
		0, 1, 0, 0,
		0, 1, 1, 1,
		0, 0, 0, 1,
		0, 1, 1, 0,
	],
	"t": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 0, 1, 0,
		0, 0, 1, 0,
		0, 0, 1, 0,
		0, 0, 1, 0,
	],
	"u": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 0,
	],
	"v": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 1,
		0, 0, 1, 0,
	],
	"w": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 1,
		0, 1, 1, 1,
	],
	"x": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 0, 1, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
	],
	"y": [
		0, 0, 0, 0,
		0, 1, 0, 1,
		0, 1, 0, 1,
		0, 1, 1, 1,
		0, 0, 1, 0,
		0, 1, 0, 0,
	],
	"z": [
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 0, 0, 1,
		0, 0, 1, 0,
		0, 1, 0, 0,
		0, 1, 1, 1,
	],
	",": [
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 1, 0,
		0, 1, 0, 0,
	],
	".": [
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 1, 0,
	],
	" ": [
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 0, 0, 0,
	],
	"<": [
		0, 0, 0, 0,
		0, 0, 0, 1,
		0, 0, 1, 0,
		0, 1, 0, 0,
		0, 0, 1, 0,
		0, 0, 0, 1,
	],
	">": [
		0, 0, 0, 0,
		0, 1, 0, 0,
		0, 0, 1, 0,
		0, 0, 0, 1,
		0, 0, 1, 0,
		0, 1, 0, 0,
	],
	"=": [
		0, 0, 0, 0,
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 0, 0, 0,
		0, 1, 1, 1,
		0, 0, 0, 0,
	],
}

const drawSprite = (x: number, y: number, spr: number) => {
	setPixelsInRect(x, y, 8, sprites[spr]);
}

const drawChar = (x: number, y: number, char: string) => {
	setPixelsInRect(x, y, 4, font[char]);
}

const drawText = (x: number, y: number, text: string) => {
	[...text].forEach((char, i) => {
		drawChar(x+4*i, y, char);
	});
}

const draw = () => {
	clearScreen();
	drawText(5, 5, "=> hello, world <=");
	drawText(5, 11, "the quick brown fox");
	drawText(5, 17, "jumps over the lazy");
	drawText(5, 23, "dog.");
	// for (let i = 0; i < 256; i++) {
	// 	drawSprite(Math.floor(Math.random()*120), Math.floor(Math.random()*120), 0);
	// 	drawSprite(Math.floor(Math.random()*120), Math.floor(Math.random()*120), 1);
	// 	drawSprite(Math.floor(Math.random()*120), Math.floor(Math.random()*120), 2);
	// }
	setPixelColor(0, 0, 3);
	setPixelColor(0, 127, 4);
	setPixelColor(127, 0, 5);
	setPixelColor(127, 127, 6);
}

draw();

await mainloop((t) => {
	// console.log(t/1000);
	draw();
	frame();
});