class Game{

	trees: Tree[] = []
	tree: Tree = new Tree(null)

	decorations: Decoration[] = []

	containers: Container[] = []

	isTreeMode: boolean = true
	isDecorationMode: boolean = false

	barHeight: number

	switchButton: Button = new Button('switch')
	downloadButton: Button = new Button('download')
	restoreButton: Button = new Button('restore')

	background: Background = new Background()

	constructor(){
		settings.game.trees.forEach((s: object) => this.trees.push(new Tree(s)));
		let red = settings.game.colors.red;
		this.decorations = [
			Decoration.Create({
				type: "ball", radius: 0.45, colors: [red]
			}),
			Decoration.Create({
				type: "star", radius: 0.45, colors: [red, darker(red)]
			}),
			Decoration.Create({
				type: "chain", radius: 0.45, colors: [
					settings.game.colors.gold,
					settings.game.colors.silver
				]
			}),
		];
		$('#gold, #silver').attr('checked', 'checked');
		this.trees.forEach((t, i) => {
			let c = new Container(i, t);
			this.containers.push(c);
			t.container = c;
		});
		this.decorations.forEach((d, i) => {
			let c = new Container(i, d);
			this.containers.push(c);
			d.container = c;
		});
		this.updateDecorationSettings();
		this.updateStarSettings();
	}

	updateDecorationSettings(){
		this.decorations.filter(d => d instanceof Ball || d instanceof Star).forEach(d => {
			d.radius = $('#radius').val() as number / 100 * 0.7;
			let colors = [];
			colors.push(JSON.parse($('#color').val() as string));
			if (d instanceof Ball){
				d.colors = colors;
				d.updateColor();
			}
			if (d instanceof Star){
				d.innerRadius = $('#inner_radius').val() as number * d.radius;
				colors.push(darker(colors[0]));
				d.colors = colors;
				d.createTriangles();
			}
		});
	}

	updateStarSettings(){
		this.decorations.filter(d => d instanceof Star).forEach((s: Star) => {
			s.innerRadius = $('#inner_radius').val() as number * s.radius;
			s.raysCount = parseInt($('#rays_count').val() as string);
			s.createTriangles();
		});
	}

	updateChainSettings(element: JQuery): boolean{
		let chain = this.decorations.find(d => d instanceof Chain);
		let colorName = element.attr('id');
		let colorValue = settings.game.colors[colorName];

		let cvIndex = chain.colors.findIndex(c => equals(c, colorValue));
		if (cvIndex >= 0){
			chain.colors.splice(cvIndex, 1);
		} else {
			chain.colors.push(colorValue);
		}

		if (chain.colors.length == 0){
			chain.colors.push(colorValue);
			return false;
		}

		return true;
	}


	updateBackgroundSettings(){
		this.background.updateSettings();
	}

	get center(): p5.Vector{
		return p.createVector(p.width / 2, this.height / 2);
	}

	get height(): number{
		return p.height - this.containers[0].dim.y;
	}

	get currentContainers(): Container[]{
		return this.containers.filter(c => {
			if (this.isTreeMode)
				return c.content instanceof Tree
			if (this.isDecorationMode)
				return c.content instanceof Decoration
		});
	}

	update(){
		this.background.update();
		this.switchButton.update();
		this.downloadButton.update();
		this.restoreButton.update();
		this.currentContainers.forEach(c => c.update());
		this.tree.update();
	}

	display(){
		this.background.display();
		this.switchButton.display();
		this.downloadButton.display();
		this.restoreButton.display();
		this.currentContainers.forEach(c => c.display());
		this.tree.display();
		this.background.display(true);
	}

	//Always called
	mousePressed(){
		this.tree.mousePressed();
		this.currentContainers.forEach(c => c.mouseIsOver ? c.mousePressed() : null);
		this.switchButton.mouseIsOver ? this.switchButton.mousePressed() : null;
		this.downloadButton.mouseIsOver ? this.downloadButton.mousePressed() : null;
		this.restoreButton.mouseIsOver ? this.restoreButton.mousePressed() : null;
	}

	//Always called
	mouseReleased(){
		this.tree.mouseReleased();
	}

	restoreTrees(rawTrees: object[]){
		this.trees.forEach((t, i) => {
			t.restoreFrom(rawTrees[i]);
		});
	}

}

class Button{

	pos: p5.Vector = p.createVector()
	dim: p5.Vector = p.createVector()

	type: string



	constructor(type: string){
		this.type = type;
	}

	get mouseIsOver(): boolean{
		return p.mouseX > this.pos.x && p.mouseX < this.pos.x + this.dim.x &&
			p.mouseY > this.pos.y && p.mouseY < this.pos.y + this.dim.y;
	}

	get center(): p5.Vector{
		return p5.Vector.add(this.pos, p5.Vector.div(this.dim, 2));
	}

	display(){
		let w = this.dim.x,
			h = this.dim.y;
		let x = this.pos.x + w / 2,
			y = this.pos.y + h / 2;
		p.image(images['box'], x, y, w, h);

		if (this.type === 'switch'){
			if (game.isTreeMode){
				game.decorations[0].display(this.center, this.dim);
			}
			if (game.isDecorationMode){
				let tree = game.tree;
				if (tree.isPlaceholder)
					tree = game.trees[0];
				tree.display(this.center, this.dim);
			}
		}
		if (this.type === 'download'){
			p.textAlign(p.CENTER, p.CENTER);
			p.textSize(25);
			p.fill(0);
			p.text("Save", this.pos.x, this.pos.y, this.dim.x, this.dim.y);
		}
		if (this.type === 'restore'){
			p.textAlign(p.CENTER, p.CENTER);
			p.textSize(20);
			p.fill(0);
			p.text("Restore", this.pos.x, this.pos.y, this.dim.x, this.dim.y);
		}

		if (this.mouseIsOver){
			p.fill(0, 50);
			p.noStroke();
			p.rect(x - w / 2, y - h / 2, w , h);
		}

	}

	update(){
		let w, h, x, y;
		if (this.type === 'switch'){
			w = game.containers[0].dim.x / 2;
			h = w;
			x = 0;
			y = game.containers[0].pos.y - h;
		}
		if (this.type === 'download'){
			w = game.containers[0].dim.x / 2;
			h = w;
			x = p.width - w;
			y = game.containers[0].pos.y - h;
		}
		if (this.type === 'restore'){
			w = game.containers[0].dim.x / 2;
			h = w;
			x = p.width - 2 * w;
			y = game.containers[0].pos.y - h;
		}

		this.pos.set(x, y);
		this.dim.set(w, h);
	}

	mousePressed(){
		if (this.type === 'switch'){
			game.isDecorationMode = !game.isDecorationMode;
			game.isTreeMode = !game.isTreeMode;
		}
		if (this.type === 'download'){
			downloadTrees();
		}
		if (this.type === 'restore'){
			$('#file_browser')[0].click();
		}
	}

}