import * as THREE from 'three'


class Floor extends THREE.Object3D {
    constructor(model, floorIndex, name) {
        super()
        this.model = model
        this.floorIndex = floorIndex
        this.name = name || '楼层' + (floorIndex + 1)
        this.panos = []
        this.chunksDam = []
        this.tiles = []  
        this.center = null
        this.boundingBox = new THREE.Box3()
        this.size = null  
        this.conservativeBoundingBox = new THREE.Box3()
        this.debugColor = 16777215 * Math.random()
        this.transition = null
        this.entryArrow = []
        this.views = []
    }

    get chunks() {
        if (this.chunksDam.length) {
            // Dam
            return this.chunksDam
        } else {
            // 3dTiles
            let chunks = []
            this.tiles.forEach(tile => {
                tile.traverse(obj => {
                    if (obj.isChunk) {
                        chunks.push(obj)
                    }
                })
            })
            return chunks
        }
    }


    addChunk(chunk) {
        //chunk.renderOrder = RenderOrder.ghostFloor
        this.add(chunk)
        this.chunksDam.push(chunk)
        this.boundingBox.union(chunk.geometry.boundingBox)
        var size = new THREE.Vector3()
        this.boundingBox.getSize(size)
        this.size = size 
        chunk.floor = this
    }
     
    addTile(tileContent) {
        tileContent.floorIndex = this.floorIndex
        this.tiles.push(tileContent)
        this.add(tileContent)
        tileContent.modified = ''

        tileContent.traverse(obj => {
            if (obj.isChunk) {
                obj.setMode(this.model.mode, this.model.$app.core.get('Player').modeTran)
                //obj.renderOrder = RenderOrder.ghostFloor
                this.setMaterial(obj) // floor显隐判断
                 
                // todo 关于3dtiles的boundingBox和collider
                this.boundingBox.union(obj.geometry.boundingBox)
                var size = new THREE.Vector3()
                this.boundingBox.getSize(size)
                this.size = size
                this.colliderBuilder && this.colliderBuilder.add(obj.geometry)
            }
        })
    }

    removeTile(tileContent) {
        this.tiles = this.tiles.filter(tile => tile !== tileContent)
        tileContent.traverse(obj => {
            if (obj.isChunk) {
                obj.geometry.dispose()
                obj.material.dispose()
                obj.material.uniforms.map.value && obj.material.uniforms.map.value.dispose()
            }
        })
        this.remove(tileContent)
        tileContent.modified = 'remove'
    }

    /**
     * panos
     */
    addPano(pano) {
        this.panos.push(pano)
        //this.add(pano.skyboxMesh)
        pano.marker && this.add(pano.marker)
        var t = new THREE.Vector3(1, 1, 1),
            i = new THREE.Box3().setFromCenterAndSize(pano.position, t)
        this.boundingBox.union(i)
    }
    removePano(pano) {
        var index = this.panos.indexOf(pano)
        index > -1 && this.panos.splice(index, 1)
    }
  
}

export default Floor