/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   Map.js                                             :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: hubourge <hubourge@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/08/20 14:52:55 by hubourge          #+#    #+#             */
/*   Updated: 2024/09/10 18:27:01 by hubourge         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

// import * as THREE from '/static/javascript/three/build/three.module.js';
import * as THREE from 'three';
import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
import { Video } from './Video.js';

let loader				= null;
let	scene				= null;
let videoList			= [];
let interval2			= null;
let videoCanvas			= null;
let videoCanvasTexture	= null;
let materialCanvas		= null;
let textureLoaderPlane	= null;
let texturePlane		= null;
let ctx					= null;

let path = [
	{name: 'goal', 			onChoice: true, src:'../textures/video/goal2.webm'},
	{name: 'easteregg',		onChoice: true, src:'../textures/video/easteregg.webm'},
	{name: 'outstanding', 	onChoice: true, src:'../textures/video/outstanding.webm'},
	{name: 'ping', 			onChoice: false, src:'../textures/video/pingpong.mp4'},
	{name: 'catch', 		onChoice: false, src:'../textures/video/catch.mp4'},
	{name: 'fortnite', 		onChoice: false, src:'../textures/video/fortnite.mp4'},
]
let spacingImages = [
	100 * 2.33 * 10 - (100 * 2.33),   // 2 images
	100 * 2.33 * 5 - (100 * 2.33),    // 4 images
	100 * 2.33 * 2.5 - (100 * 2.33),  // 8 images
	100 * 2.33 * 1.25 - (100 * 2.33), // 16 images
];

class Map
{
	arrObject = [];
	ballObject = null;
	mapLength = 0;
	banner = null;
	centerPos = {
		x: -1,
		y: -1,
		z:-1
	};
	playerLimits = {
		up : 3,
		down: 0.3,
		left: -3,
		right: 3,
	};
	ballIsOnJumper = {
		can: true
	};

	dispose()
	{
		videoList.forEach(elem => {
			elem.video.pause();
			elem.video.src = '';
			elem.video.removeAttribute('src');
			elem.video.load();
		})
		videoList = null;
		videoCanvas.remove();
		if (videoCanvasTexture)
			videoCanvasTexture.dispose();
		if (materialCanvas)
			materialCanvas.dispose();
		videoCanvas = null;
		textureLoaderPlane = null;
		loader = null;
		if (texturePlane)
			texturePlane.dispose();
		this.arrObject.forEach(elem => {
			if (elem.mesh instanceof THREE.Group)
			{
				elem.mesh.children.forEach(child => {
					if (child.geometry)
						child.geometry.dispose();
					if (child.material)
						child.material.dispose();
					if (child.texture)
						child.texture.dispose();
				});
			}
			else
			{
				if (elem.mesh.geometry)
					elem.mesh.geometry.dispose();
				if (elem.mesh.material)
					elem.mesh.material.dispose();
				if (elem.mesh.texture)
					elem.mesh.texture.dispose();
			}
			scene.remove(elem.mesh);
		});
		this.arrObject = null;
		if (interval2)
			clearInterval(interval2);
		scene = null;
	}

	constructor(sceneToSet, length, obstacles)
	{
		loader	= new GLTFLoader();
		scene	= sceneToSet;

		this.centerPos.x = 0;
		this.centerPos.y = 0.15;
		this.centerPos.z = -length / 2 + length / 2;
		this.mapLength = length;
		scene.add(this.#createPlanes(7.5, length, -(Math.PI / 2), "planeBottom", true, '/textures/pastel.jpg'));
		scene.add(this.#createPlanes(7.5, length, (Math.PI / 2), "planeTop", false, '/textures/pastel.jpg'));
		scene.add(this.#createWall(-3.5, 0.4, -length/2, "wallLeft"));
		scene.add(this.#createWall(3.5, 0.4, -length/2, "wallRight"));
		if (obstacles)
			this.#generateObstacle();
	};

	#createPlanes(x, y, rot, name, isBottom, visual)
	{
		let	geometryPlane		= null;
		let	materialPlane		= null;
		let	meshPlane			= null;

		for (let i = 0; i < this.arrObject.length; i++)
		{
			if (this.arrObject[i].name == name)
				throw Error("Name already exist.");
		}
		geometryPlane = new THREE.PlaneGeometry(x, y);
		if (typeof(visual) == 'string')
		{
			textureLoaderPlane = new THREE.TextureLoader();
			texturePlane = textureLoaderPlane.load(visual);
			materialPlane = new THREE.MeshPhysicalMaterial({ map: texturePlane });
		}
		else if (typeof(visual) == 'number')
			materialPlane = new THREE.MeshPhysicalMaterial({ color: visual });
		else
			materialPlane = new THREE.MeshPhysicalMaterial();
		meshPlane = new THREE.Mesh(geometryPlane, materialPlane);
		meshPlane.rotateX(rot);
		if (isBottom)
			meshPlane.position.set(0, 0.15, 0);
		else
			meshPlane.position.set(0, 3.15, 0);
		this.arrObject.push({mesh: meshPlane, name: name, type: "plane"});
		meshPlane.receiveShadow = true;
		return (meshPlane);
	};

	changePlane(texture)
	{
		console.log(this.arrObject);
		for (let i = 0; i < this.arrObject.length; i++)
		{
			if (this.arrObject[i].name == "planeBottom" || this.arrObject[i].name == "planeTop")
			{
				if (this.arrObject[i].mesh.material)
					this.arrObject[i].mesh.material.dispose();
				if (typeof(texture) == 'string')
				{
					let textureLoader = new THREE.TextureLoader();
					texture = textureLoader.load(texture);
					this.arrObject[i].mesh.material.map = texture;
				}
				else if (typeof(texture) == 'number')
					this.arrObject[i].mesh.material.color.set(texture);
			}
		}
	}

	#createWall(x, y, z, name)
	{
		let geometryWall		= null;
		let materialWall		= null;
		let meshWall			= null;

		for (let i = 0; i < this.arrObject.length; i++)
		{
			if (this.arrObject[i].name == name)
				throw Error("Name already exist.");
		}

		geometryWall	= new THREE.BoxGeometry(0.05, 0.5, 0.75);
		materialWall	= new THREE.MeshPhysicalMaterial();
		meshWall		= new THREE.Mesh(geometryWall, materialWall);
		meshWall.position.set(x, y, z);
		materialWall.transparent = true;
		materialWall.opacity = 0.5;
		this.arrObject.push({mesh: meshWall, name: name, type: "wall"});
		return (meshWall);
	};

	#createGravityChanger(x, y, z, name, typeName, onTop)
	{
		let geometry1			= null;
		let material1			= null;
		let ring1				= null;
		let geometry2			= null;
		let material2			= null;
		let ring2				= null;
		let geometry3			= null;
		let material3			= null;
		let ring3				= null;
		let geometry4			= null;
		let material4			= null;
		let circle1				= null;
		let geometry5			= null;
		let material5			= null;
		let circle2 			= null;
		let geometry6			= null;
		let material6			= null;
		let collider			= null;
		let groupJumper			= null;

		for (let i = 0; i < this.arrObject.length; i++)
		{
			if (this.arrObject[i].name == name)
				throw Error("Name already exist.");
		}

		geometry1	= new THREE.TorusGeometry(1, 0.1, 12, 24);
		material1	= new THREE.MeshPhysicalMaterial({color: 0x00ff00});
		ring1		= new THREE.Mesh(geometry1, material1);
		ring1.rotateX(-Math.PI / 2);
		ring1.position.set(0, 0, 0);
		ring1.scale.set(0.2, 0.2, 0.2);
		material1.transparent = true;
		material1.opacity = 0.75;

		geometry2	= new THREE.TorusGeometry(1, 0.1, 12, 24);
		material2	= new THREE.MeshPhysicalMaterial({color: 0x00ff00});
		ring2		= new THREE.Mesh(geometry2, material2);
		ring2.rotateX(-Math.PI / 2);
		ring2.position.set(0, 0 + 0.1, 0);
		ring2.scale.set(0.18, 0.18, 0.18);
		material2.transparent = true;
		material2.opacity = 0.65;

		geometry3	= new THREE.TorusGeometry(1, 0.1, 12, 24);
		material3	= new THREE.MeshPhysicalMaterial({color: 0x00ff00});
		ring3		= new THREE.Mesh(geometry3, material3);
		ring3.rotateX(-Math.PI / 2);
		ring3.position.set(0, 0 + 0.2, 0);
		ring3.scale.set(0.16, 0.16, 0.16);
		material3.transparent = true;
		material3.opacity = 0.35;

		geometry4	= new THREE.CircleGeometry(0.2, 24);
		material4	= new THREE.MeshPhysicalMaterial({color: 0xaaffaa});
		circle1		= new THREE.Mesh(geometry4, material4);
		circle1.rotateX(-Math.PI / 2);
		circle1.position.set(0, 0 - 0.048, 0);

		geometry5	= new THREE.CircleGeometry(0.24, 24);
		material5	= new THREE.MeshPhysicalMaterial({color: 0x00ff00});
		circle2		= new THREE.Mesh(geometry5, material5);
		circle2.rotateX(-Math.PI / 2);
		circle2.position.set(0, 0 - 0.049, 0);

		geometry6	= new THREE.CylinderGeometry(0.15, 0.15, 0.35);
		material6	= new THREE.MeshPhysicalMaterial({color: 0x00ff00});
		collider	= new THREE.Mesh(geometry6, material6);
		collider.position.set(0, 0 + 0.1, 0);
		material6.transparent = true;
		material6.opacity = 0.1;

		groupJumper = new THREE.Group();
		groupJumper.add(ring1);
		groupJumper.add(ring2);
		groupJumper.add(ring3);
		groupJumper.add(circle1);
		groupJumper.add(circle2);
		groupJumper.add(collider);

		// Set groupJumper position groud / top
		for (let i = 0; i < groupJumper.children.length && onTop; i++)
			groupJumper.children[i].position.set(x, y - 0.1, z);
		for (let i = 0; i < groupJumper.children.length && !onTop; i++)
			groupJumper.children[i].position.set(x, y, z);

		let distanceY = [-0.04, -0.14, -0.24, 0.048, 0.049, -0.125];
		let rotate = [0, 0, 0, 1, 1, 0];

		// Set distance between each object
		for (let i = 0; i < groupJumper.children.length; i++)
		{
			if (onTop)
			{
				if (rotate[i])
					groupJumper.children[i].rotateX(Math.PI);
				groupJumper.children[i].position.set(groupJumper.children[i].position.x, groupJumper.children[i].position.y + distanceY[i], groupJumper.children[i].position.z);
			}
			else
			groupJumper.children[i].position.set(groupJumper.children[i].position.x, groupJumper.children[i].position.y - distanceY[i], groupJumper.children[i].position.z);
		}

		this.arrObject.push({mesh: groupJumper, name: name, type: typeName});
		scene.add(groupJumper);
	};

	#createWallObstacle(x, y, size, onTop)
	{
		let geometryWallObs		= null;
		let materialWallObs 	= null;
		let meshWallObs			= null;

		geometryWallObs	= new THREE.BoxGeometry(size, 0.5, 0.1);
		materialWallObs = new THREE.MeshPhysicalMaterial({color: 0xaaaafe});
		meshWallObs		= new THREE.Mesh(geometryWallObs, materialWallObs);
		if (onTop)
			meshWallObs.position.set(x, this.playerLimits.up - 0.1, y);
		else
			meshWallObs.position.set(x, 0.4, y);
		return (meshWallObs);
	}

	/* Todo (Hugo) :
		- Faire une zone Player banner (importer un model blender)
		- Faire une zone pour les pub 							 		(ok)
		- Effet gros pixel 												(ok)
		- Effet de lumière en 2d (essayer shader ou filtre)
		- Preparer differents events 									(ok)
	*/
	putVideoOnCanvas(nbImage, vNameNb)
	{
		this.#clearVideoCanvas();
		if (nbImage <= 0)
			return ;

		let startIndex = 0;
		let nbVideos = 1;
		path.sort(() => Math.random() - 0.5);

		// Create the canvas for the video
		videoCanvas = document.createElement('canvas');
		ctx = videoCanvas.getContext('2d');
		videoCanvas.width = 100 * 2.33 * 20;
		videoCanvas.height = 100;

		// Get the number of videos to display
		if (vNameNb && typeof(vNameNb) == 'number')
			nbVideos = vNameNb;
		if (vNameNb && typeof(vNameNb) == 'string')
			startIndex = getIndex(vNameNb);

		function getIndex(vNameNb)
		{
			for (let i = 0; i < path.length; i++)
			{
				if (path[i].name == vNameNb)
					return (i);
			}
			return (0);
		}

		// Fill the videoList with the videos
		for (let i = startIndex; i < (nbVideos + startIndex); i++)
		{
			if (path[i].onChoice == true && !(vNameNb && typeof(vNameNb) == 'string'))
			{
				startIndex++;
				continue ;
			}
			let videoTmp = null;
			if (Math.random() < 0.99)
				videoTmp = new Video(path[i].src).video;
			else
				videoTmp = new Video(path[getIndex('easteregg')].src).video;
			videoTmp.addEventListener('loadeddata', () => {
				videoTmp.play();
				drawVideoOnCanvas();
			});
			videoList.push({video: videoTmp, imageWidth: 100 * 2.33, imageHeight: 100});
		}

		// Draw the video on the canvas
		function drawVideoOnCanvas()
		{
			if (videoCanvas)
			{
				ctx.clearRect(0, 0, videoCanvas.width, videoCanvas.height);
				if (nbVideos == 0)
					return ;
				let nbDraw = 0;
				let vIndex = 0;
				let y = 0;
				for (let x = 0; x < videoCanvas.width; x += (videoList[vIndex].imageWidth + spacingImages[nbImage]))
				{
					ctx.drawImage(videoList[vIndex].video, x, y, videoList[vIndex].imageWidth, videoList[vIndex].imageHeight);
					nbDraw++;
					if (nbVideos > 1)
						vIndex++;
					if (vIndex >= nbVideos)
						vIndex = 0;
					if (!(videoList && videoList[vIndex]))
						break ;
				}
				if (videoCanvasTexture)
					videoCanvasTexture.needsUpdate = true;
				requestAnimationFrame(drawVideoOnCanvas);
			}
		}

		// Create the material and the banner
		videoCanvasTexture = new THREE.CanvasTexture(videoCanvas);
		videoCanvasTexture.wrapS = THREE.RepeatWrapping;
		videoCanvasTexture.wrapT = THREE.RepeatWrapping;
		videoCanvasTexture.repeat.set(-1, 1);
		materialCanvas	= new THREE.MeshBasicMaterial({ map: videoCanvasTexture, side: THREE.BackSide , transparent: true});

		// Load the banner
		loader.load( '../blender/exported/banner.glb', (gltf) => {
			this.banner = gltf.scene.children[0];
			gltf = null;
			this.banner.material = materialCanvas;
			this.banner.position.y += 1.7;
			this.banner.rotation.x = (Math.PI);
			this.banner.rotation.y += -0.15;
			scene.add(this.banner);
			interval2 = setInterval(() => {
				this.banner.rotation.y += 0.001;
			}, 10);
		}, undefined, function ( error ) {
			console.error( error );
		} );
	}

	#clearVideoCanvas()
	{
		if (videoCanvas)
		{
			videoCanvas.remove();
			videoCanvas = null;
		}
		if (videoList)
		{
			videoList.forEach(elem => {
				elem.video.pause();
				elem.video.src = '';
				elem.video.removeAttribute('src');
				elem.video.load();
			})
		}
		videoList = [];
		if (videoCanvasTexture)
		{
			videoCanvasTexture.dispose();
			videoCanvasTexture = null;
		}
		if (materialCanvas)
		{
			materialCanvas.dispose();
			materialCanvas		= null;
		}
		if (interval2)
		{
			clearInterval(interval2);
			interval2 = null;
		}
		scene.remove(this.banner);
	}

	#animationGravityChanger(group, onTop)
	{
		let geometryGC			= new THREE.TorusGeometry(1.5, 0.05, 12, 24);
		let materialGC			= new THREE.MeshPhysicalMaterial({color: 0x00ff00});
		let ringGC				= new THREE.Mesh(geometryGC, materialGC);
		let landmarkGC			= group.children[0];
		let	speed				= 0.1;
		let interval			= null;

		ringGC.rotateX(-Math.PI / 2);
		ringGC.position.set(landmarkGC.position.x, landmarkGC.position.y, landmarkGC.position.z);
		ringGC.scale.set(0.2, 0.2, 0.2);
		materialGC.transparent = true;
		scene.add(ringGC);

		interval = setInterval(() => {
			if (onTop)
				ringGC.position.y -= speed;
			else
				ringGC.position.y += speed;
			materialGC.opacity -= 0.02;
			speed *= 0.90;
			if (materialGC.opacity == 0)
				clearInterval(interval);
		}, 10);
	}

	#generateObstacle()
	{
		const wallPos = [
			{ x: 1, y: 0, z: 1, onTop: false},
			{ x: 1, y: 0, z: 1, onTop: true},
			{ x: -1, y: 0, z: 1, onTop: false},
			{ x: -1, y: 0, z: 1, onTop: true}
		];
		for (let i = 0; i < wallPos.length; i++)
		{
			if (Math.random() < 0.5)
				scene.add(this.#createWallObstacle(wallPos[i].x, wallPos[i].y, wallPos[i].z, wallPos[i].onTop));
		}

		const type = "gravityChanger";
		const typeNameBottom = "jumperBottom";
		const typeNameTop = "jumperTop";
		const jumperPos = [
			{ x: -1.5, y: 0.2, z: this.mapLength / 4, type: type, typeName: typeNameBottom, onTop: false},
			{ x: -1.5, y: 3.2, z: this.mapLength / 4, type: type, typeName: typeNameTop, onTop: true},
			{ x: 1.5, y: 0.2, z: this.mapLength / 4, type: type, typeName: typeNameBottom, onTop: false},
			{ x: 1.5, y: 3.2, z: this.mapLength / 4, type: type, typeName: typeNameTop, onTop: true},
			{ x: -1.5, y: 0.2, z: -this.mapLength / 4, type: type, typeName: typeNameBottom, onTop: false},
			{ x: -1.5, y: 3.2, z: -this.mapLength / 4, type: type, typeName: typeNameTop, onTop: true},
			{ x: 1.5, y: 0.2, z: -this.mapLength / 4, type: type, typeName: typeNameBottom, onTop: false},
			{ x: 1.5, y: 3.2, z: -this.mapLength / 4, type: type, typeName: typeNameTop, onTop: true}
		];
		for (let i = 0; i < jumperPos.length; i++)
		{
			if (Math.random() < 0.5)
			{
				this.#createGravityChanger(jumperPos[i].x, jumperPos[i].y, jumperPos[i].z, jumperPos[i].type + i, jumperPos[i].typeName, jumperPos[i].onTop);
				if (i % 2 == 0)
					i++;
			}
		}
	};

	update(ball)
	{
		for (let i = 0; this.arrObject && i < this.arrObject.length; i++)
		{
			if (this.arrObject[i].name == "wallLeft")
			{
				// Move the wall with the ball position
				if (ball.object.position.z < this.mapLength / 2 - 0.35 && ball.object.position.z > -this.mapLength / 2 + 0.35)
					this.arrObject[i].mesh.position.z = ball.object.position.z;
				if (ball.object.position.y > 0.4 + 0.1 && ball.object.position.y < 3.2)
					this.arrObject[i].mesh.position.y = ball.object.position.y - 0.1;

				// Change the opacity of the wall
				let	diff = ball.object.position.x - this.arrObject[i].mesh.position.x - 0.1;
				if (diff > 2)
					this.arrObject[i].mesh.material.opacity = 0;
				else
					this.arrObject[i].mesh.material.opacity = 1 - (diff / 2);
			}
			if (this.arrObject[i].name == "wallRight")
			{
				// Move the wall with the ball position
				if (ball.object.position.z < this.mapLength / 2 - 0.35 && ball.object.position.z > -this.mapLength / 2 + 0.35)
					this.arrObject[i].mesh.position.z = ball.object.position.z;
				if (ball.object.position.y > 0.4 + 0.1 && ball.object.position.y < 3.2)
					this.arrObject[i].mesh.position.y = ball.object.position.y - 0.1;

				// Change the opacity of the wall
				let	diff = this.arrObject[i].mesh.position.x - ball.object.position.x - 0.1;
				if (diff > 2)
					this.arrObject[i].mesh.material.opacity = 0;
				else
					this.arrObject[i].mesh.material.opacity = 1 - (diff / 2);
			}
			if (this.arrObject[i].type == 'jumperBottom')
			{
				const cylinder	= this.arrObject[i].mesh.children[5];
				const distance	= ball.object.position.distanceTo(cylinder.position);
				const speed		= 0.1;

				// Detect if the ball is on the jumper
				if (distance < 0.25 && this.ballIsOnJumper.can)
				{
					this.ballIsOnJumper.can = false;
					ball.changeGravity(this.ballIsOnJumper);
					this.#animationGravityChanger(this.arrObject[i].mesh, false);
				}

				// Gravity changer animation
				for (let j = 0; j < 3; j++)
				{
					this.arrObject[i].mesh.children[j].rotation.x = Math.sin(Date.now() * 0.001 + (j - 2) * 5) * 0.1 + Math.PI / 2;
					this.arrObject[i].mesh.children[j].rotation.y = Math.sin(Date.now() * 0.001 + (j - 2) * 5) * 0.1 + Math.cos(Date.now() * 0.001) * 0.1;;
				}
			}
			if (this.arrObject[i].type == 'jumperTop')
			{
				const cylinder	= this.arrObject[i].mesh.children[5];
				const distance	= ball.object.position.distanceTo(cylinder.position);
				const speed		= 0.1;

				// Detect if the ball is on the jumper
				if (distance < 0.4 && this.ballIsOnJumper.can)
				{
					this.ballIsOnJumper.can = false;
					ball.changeGravity(this.ballIsOnJumper);
					this.#animationGravityChanger(this.arrObject[i].mesh, true);
				}

				// Gravity changer animation
				for (let j = 0; j < 3; j++)
				{
					this.arrObject[i].mesh.children[j].rotation.x = Math.sin(Date.now() * 0.001 + (j - 2) * 5) * 0.1 + Math.PI / 2;
					this.arrObject[i].mesh.children[j].rotation.y = Math.sin(Date.now() * 0.001 + (j - 2) * 5) * 0.1 + Math.cos(Date.now() * 0.001) * 0.1;;
				}
			}
		}
	};
};

export { Map };