import { SPolylineItem, ItemOrder, SItemStatus } from '@saga-web/big/lib'
import { SPainter, SColor } from '@saga-web/draw'
import { SAnchorItem, SGraphItem } from '@saga-web/graph/lib'
import { Relation } from '../types/Relation'
import { SPoint } from '@saga-web/draw/lib'
import { Point } from '@saga-web/big/lib/types/Point'

/**
 * 管道item
 *
 * */
export class TipelineItem extends SPolylineItem {
    /** 起始锚点  */
    startAnchor: SAnchorItem | null = null
    /** 结束锚点  */
    endAnchor: SAnchorItem | null = null
    /** 对应的图例ID  */
    _graphElementId: string = ''
    get graphElementId(): string {
        return this._graphElementId
    }
    set graphElementId(v: string) {
        this._graphElementId = v
        if (this.data) {
            this.data.GraphElementId = this._graphElementId
        }
    }
    /** 关联节点1ID  */
    _node1Id: string = ''
    get node1Id(): string {
        return this._node1Id
    }
    set node1Id(v: string) {
        this._node1Id = v
        if (this.data) {
            this.data.Node1ID = this._node1Id
        }
    }
    /** 关联节点2ID  */
    _node2Id: string = ''
    get node2Id(): string {
        return this._node2Id
    }
    set node2Id(v: string) {
        this._node2Id = v
        if (this.data) {
            this.data.Node2ID = this._node2Id
        }
    }
    /** 关联锚点1ID  */
    _anchor1ID: string = ''
    get anchor1ID(): string {
        return this._anchor1ID
    }
    set anchor1ID(v: string) {
        this._anchor1ID = v
        if (this.data) {
            this.data.Anchor1ID = this._anchor1ID
        }
    }
    /** 关联锚点2ID  */
    _anchor2ID: string = ''
    get anchor2ID(): string {
        return this._anchor2ID
    }
    set anchor2ID(v: string) {
        this._anchor2ID = v
        if (this.data) {
            this.data.Anchor2ID = this._anchor2ID
        }
    }

    /** 是否蒙版遮罩  */
    _maskFlag: boolean = false
    get maskFlag(): boolean {
        return this._maskFlag
    }
    set maskFlag(v: boolean) {
        if (v === this._maskFlag) {
            return
        }
        this._maskFlag = v
        this.update()
    }

    /** 数据存储  */
    data: Relation | null = null
    /** 接收事件作出修改  */
    changePos() {
        if (this.startAnchor) {
            // 判断删除equip后,不移动
            if (this.startAnchor.parent && this.startAnchor.parent.parent) {
                this.pointList[0] = this.startAnchor.mapToScene(0, 0)
            }
        }
        if (this.endAnchor) {
            // 删除equip后
            if (this.endAnchor.parent && this.endAnchor.parent.parent) {
                this.pointList[this.pointList.length - 1] = this.endAnchor.mapToScene(0, 0)
            }
        }
    }

    constructor(parent: SGraphItem | null, data: Relation) {
        super(parent, [])
        this.zOrder = ItemOrder.polylineOrder
        this.pointList = data.PointList.map((item) => {
            return new SPoint(item.X, item.Y)
        })
        this.data = data
        this.name = data.Name
        this.id = data.ID
        if (data.GraphElementId) {
            this._graphElementId = data.GraphElementId
        }
        if (data.Node1ID) {
            this._node1Id = data.Node1ID
        }
        if (data.Node2ID) {
            this._node2Id = data.Node2ID
        }
        if (data.Anchor1ID) {
            this._anchor1ID = data.Anchor1ID
        }
        if (data.Anchor2ID) {
            this._anchor2ID = data.Anchor2ID
        }
        if (data.Properties && data.Properties.Color) {
            this.strokeColor = new SColor(data.Properties.Color)
        }
        // if(data.Properties && data.Properties.LineDash){
        //   this.LineDash = data.Properties.LineDash
        // }
        if (data.Properties && data.Properties.LineWidth) {
            this.lineWidth = data.Properties.LineWidth
        }
    }

    /** 获取data数据  */
    toData(): Relation | null {
        let pointList: Point[] = this.pointList.map((item) => {
            return {
                X: item.x,
                Y: item.y,
            }
        })

        if (this.data) {
            this.data.Name = this.name;
            this.data.PointList = pointList
            this.data.Properties.LineWidth = this.lineWidth
            // this.data.Properties.LineDash = this.LineDash;
            this.data.Properties.Color = this.strokeColor.value
        }

        return this.data
    }

    onDraw(painter: SPainter) {
        if (this.maskFlag && this.status == SItemStatus.Normal) {
            let color = new SColor(this.strokeColor)
            color.alpha = color.alpha / 2
            painter.pen.color = color
            painter.drawPolyline(this.pointList)
        } else {
            this.selected = true
            super.onDraw(painter)
        }
    }
}