// eval 注入脚本的代码,变量尽量使用var,后来发现在import之后,let会自动变为var
import {
  ArrayData,
  BoolData,
  ColorData,
  DataType,
  EngineData,
  Group,
  ImageData,
  Info,
  InvalidData,
  NumberData,
  ObjectData, ObjectItemRequestData,
  Property,
  StringData,
  TreeData,
  Vec2Data,
  Vec3Data
} from "@/devtools/data";
import {Msg, Page, PluginEvent} from "@/core/types"
import {BuildArrayOptions, BuildImageOptions, BuildObjectOptions, BuildVecOptions} from "@/inject/types";

declare const cc: any;


class CCInspector {
  inspectorGameMemoryStorage: Record<string, any> = {}

  init() {
    console.log("cc-inspector init ~~~");
    let timer = setInterval(() => {
      if (this._isCocosGame()) {
        clearInterval(timer)
        // @ts-ignore
        cc.director.on(cc.Director.EVENT_AFTER_SCENE_LAUNCH, () => {
          let isCocosGame = this._isCocosGame();
          this.notifySupportGame(isCocosGame)
        })
      }
    }, 300)
    window.addEventListener("message", (event) => {
      // 接受来自content的事件，有可能也会受到其他插件的
      if (!event || !event.data) {
        return
      }
      let pluginEvent: PluginEvent = event.data;
      if (PluginEvent.check(pluginEvent, Page.Content, Page.Inject)) {
        console.log(`%c[Inject] ${JSON.stringify(pluginEvent)}`, "color:green;");
        PluginEvent.finish(pluginEvent)
        switch (pluginEvent.msg) {
          case Msg.Support: {
            let isCocosGame = this._isCocosGame();
            this.notifySupportGame(isCocosGame)
            break;
          }
          case Msg.TreeInfo: {
            this.updateTreeInfo();
            break;
          }
          case Msg.NodeInfo: {
            let nodeUUID = pluginEvent.data;
            this.getNodeInfo(nodeUUID);
            break;
          }
          case Msg.SetProperty: {
            const data: Info = pluginEvent.data;
            let value = data.data;
            if (data.type === DataType.Color) {
              // @ts-ignore
              value = cc.color().fromHEX(value);
            }

            this.setValue(data.path, value);
            this.sendMsgToContent(Msg.UpdateProperty, data);
            break;
          }
          case Msg.GetObjectItemData: {
            const data: ObjectData = pluginEvent.data;
            let val = this.getValue(data.path);
            if (val) {
              let itemData: Property[] = this._buildObjectItemData({
                data: data,
                path: data.path,
                value: val,
                filterKey: false,
              });
              let result: ObjectItemRequestData = {
                id: data.id,
                data: itemData,
              }
              this.sendMsgToContent(Msg.GetObjectItemData, result);
            }
            break;
          }
        }
      }
    });
  }

  sendMsgToContent(msg: Msg, data: any) {
    // 发送给content.js处理，也会导致发送给了自身，死循环
    window.postMessage(new PluginEvent(Page.Inject, Page.Content, msg, data), "*");
  }

  notifySupportGame(b: boolean) {
    this.sendMsgToContent(Msg.Support, b);
  }

  updateTreeInfo() {
    let isCocosCreatorGame = this._isCocosGame();
    if (isCocosCreatorGame) {
      //@ts-ignore
      let scene = cc.director.getScene();
      if (scene) {
        let treeData = new TreeData();
        this.getNodeChildren(scene, treeData)
        this.sendMsgToContent(Msg.TreeInfo, treeData);
      } else {
        this.sendMsgToContent(Msg.Support, {support: false, msg: "未发现游戏场景,不支持调试游戏!"});
      }
    } else {
      this.notifySupportGame(false)
    }
  }


  // @ts-ignore
  draw: cc.Graphics = null;

  _drawRect(node: any) {
    let draw = this.draw;

    if (!draw) {
      // @ts-ignore
      let node = new cc.Node("draw-node");
      // @ts-ignore
      cc.director.getScene().addChild(node);
      // @ts-ignore
      draw = this.draw = node.addComponent(cc.Graphics);
    }
    draw.clear()
    draw.lineWidth = 10;
    // @ts-ignore
    draw.strokeColor = new cc.Color().fromHEX("#ff0000")
    const {anchorX, anchorY, width, height, x, y} = node;
    let halfWidth = width / 2;
    let halfHeight = height / 2;
    let leftBottom = node.convertToWorldSpaceAR(cc.v2(-halfWidth, -halfHeight))
    let leftTop = node.convertToWorldSpaceAR(cc.v2(-halfWidth, halfHeight));
    let rightBottom = node.convertToWorldSpaceAR(cc.v2(halfWidth, -halfHeight));
    let rightTop = node.convertToWorldSpaceAR(cc.v2(halfWidth, halfHeight));

    function line(began: any, end: any) {
      draw.moveTo(began.x, began.y);
      draw.lineTo(end.x, end.y);
    }

    line(leftBottom, rightBottom)
    line(rightBottom, rightTop)
    line(rightTop, leftTop)
    line(leftTop, leftBottom)
    this.draw.stroke();
  }

  // 收集节点信息
  getNodeChildren(node: any, data: TreeData) {
    data.uuid = node.uuid;
    data.name = node.name;
    // @ts-ignore
    if (node instanceof cc.Scene) {
      // 场景不允许获取active，引擎会报错
    } else {
      data.active = !!node.active;
    }
    this.inspectorGameMemoryStorage[node.uuid] = node;
    let nodeChildren = node.children;
    for (let i = 0; i < nodeChildren.length; i++) {
      let childItem = nodeChildren[i];
      let treeData = new TreeData();
      this.getNodeChildren(childItem, treeData);
      data.children.push(treeData)
    }
  }

  _isCocosGame() {
    // @ts-ignore 检测是否包含cc变量
    return typeof cc !== "undefined";
  }

  _getNodeKeys(node: any) {
    let keys = [];
    let excludeProperty = [
      "children", "quat", "node",
      // 生命周期函数
      "onFocusInEditor", "onRestore", "start", "lateUpdate", "update", "resetInEditor", "onLostFocusInEditor",
      "onEnable", "onDisable", "onDestroy", "onLoad",
    ];
    for (let key in node) {
      if (!key.startsWith("_") &&
        !excludeProperty.includes(key) &&
        typeof node[key] !== "function") {
        keys.push(key);
      }
    }
    return keys;
  }

  _getPairProperty(key: string) {
    let pairProperty: Record<string, any> = {
      rotation: ["rotationX", "rotationY"],
      anchor: ["anchorX", "anchorY"],
      size: ["width", "height"],
      skew: ["skewX", "skewY"],
      position: ["x", "y", "z"],
      scale: ["scaleX", "scaleY", "scaleZ"],
      designResolution: ["width", "height"], // 这个比较特殊，在key下边，其他的都不是在key下
    };
    for (let value in pairProperty) {
      if (pairProperty.hasOwnProperty(value)) {
        let pair = pairProperty[value];
        if (pair.includes(key)) {
          return {key: value, values: pair};
        }
      }
    }
    return null;
  }

  _buildVecData(options: BuildVecOptions) {
    const ctor: Function = options.ctor;
    const keys: Array<string> = options.keys;
    const value: Object = options.value;
    const data: Vec3Data | Vec2Data = options.data;
    const path: Array<string> = options.path;

    if (ctor && value instanceof ctor) {
      let hasUnOwnProperty = keys.find(key => !value.hasOwnProperty(key))
      if (!hasUnOwnProperty) {
        for (let key in keys) {
          let propName = keys[key];
          if (value.hasOwnProperty(propName)) {
            let propPath = path.concat(propName);
            let itemData = this._genInfoData(value, propName, propPath)
            if (itemData) {
              data.add(new Property(propName, itemData))
            }
          }
        }
        return data;
      }
    }
    return null;
  }

  _buildImageData(options: BuildImageOptions) {
    const ctor: Function = options.ctor;
    const value: Object = options.value;
    const data: ImageData = options.data;
    const path: Array<string> = options.path;
    if (ctor && value instanceof ctor) {
      // 2.4.6 没有了这个属性
      data.path = path;
      if (value.hasOwnProperty("_textureFilename")) {
        //@ts-ignore
        data.data = `${window.location.origin}/${value._textureFilename}`;
      } else {
        data.data = null;
      }
      return data;
    }
    return null;
  }

  _genInfoData(node: any, key: string | number, path: Array<string>, filterKey = true) {
    let propertyValue = node[key];
    let info = null;
    let invalidType = this._isInvalidValue(propertyValue);
    if (invalidType) {
      info = new InvalidData(invalidType);
    } else {
      switch (typeof propertyValue) {
        case "boolean":
          info = new BoolData(propertyValue);
          break;
        case "number":
          info = new NumberData(propertyValue);
          break;
        case "string":
          info = new StringData(propertyValue);
          break;
        default:
          //@ts-ignore
          if (propertyValue instanceof cc.Color) {
            let hex = propertyValue.toHEX();
            info = new ColorData(`#${hex}`);
          } else if (Array.isArray(propertyValue)) {
            let keys: number[] = [];
            for (let i = 0; i < propertyValue.length; i++) {
              keys.push(i);
            }
            info = this._buildArrayData({
              data: new ArrayData(),
              path: path,
              value: propertyValue,
              keys: keys,
            })
          } else {
            !info && (info = this._buildVecData({
              // @ts-ignore
              ctor: cc.Vec3,
              path: path,
              data: new Vec3Data(),
              keys: ["x", "y", "z"],
              value: propertyValue,
            }))
            !info && (info = this._buildVecData({
              // @ts-ignore
              ctor: cc.Vec2,
              path: path,
              data: new Vec2Data(),
              keys: ["x", "y"],
              value: propertyValue
            }))
            !info && (info = this._buildImageData({
              //@ts-ignore
              ctor: cc.SpriteFrame,
              data: new ImageData(),
              path: path,
              value: propertyValue,
            }))
            if (!info) {
              if (typeof propertyValue === "object") {
                let ctorName = propertyValue.constructor?.name;
                if (ctorName) {
                  if (ctorName.startsWith("cc_") ||
                    // 2.4.0
                    ctorName === "CCClass") {
                    info = new EngineData();
                    info.engineType = ctorName;
                    info.engineName = propertyValue.name;
                    info.engineUUID = propertyValue.uuid;
                  }
                }
                if (!info) {
                  // 空{}
                  // MaterialVariant 2.4.0
                  info = this._buildObjectData({
                    data: new ObjectData(),
                    path: path,
                    value: propertyValue,
                    filterKey: filterKey,
                  })
                }
              }
            }
          }
          break;
      }
    }
    if (info) {
      info.readonly = this._isReadonly(node, key)
      info.path = path;
    } else {
      console.error(`暂不支持的属性值`, propertyValue);
    }
    return info;
  }

  _buildArrayData({value, path, data, keys}: BuildArrayOptions) {
    keys = keys.filter(key => !key.toString().startsWith("_"));
    for (let i = 0; i < keys.length; i++) {
      let key = keys[i];
      let propPath = path.concat(key.toString());
      let itemData = this._genInfoData(value, key, propPath);
      if (itemData) {
        data.add(new Property(key.toString(), itemData))
      }
    }
    return data;
  }

  _buildObjectItemData({value, path, data, filterKey}: BuildObjectOptions): Property[] {
    let keys = Object.keys(value);
    if (filterKey) {
      keys = this.filterKeys(keys);// 不再进行开发者定义的数据
    }
    let ret: Property[] = []
    for (let i = 0; i < keys.length; i++) {
      let key = keys[i];
      let propPath = path.concat(key.toString());
      let itemData = this._genInfoData(value, key, propPath, filterKey);
      if (itemData) {
        ret.push(new Property(key, itemData))
      }
    }
    return ret;
  }

  filterKeys(keys: string[]) {
    // 剔除_开头的属性
    return keys.filter(key => !key.toString().startsWith("_"));
  }

  _isInvalidValue(value: any) {
    // !!Infinity=true
    if ((value && value !== Infinity) || value === 0 || value === false || value === "") {
      return false;
    }

    if (value === null) {
      return "null"
    } else if (value === Infinity) {
      return "Infinity"
    } else if (value === undefined) {
      return "undefined"
    } else if (Number.isNaN(value)) {
      return "NaN";
    } else {
      debugger
      return false;
    }
  }

  _buildObjectData({value, path, data, filterKey}: BuildObjectOptions) {
    let keys = Object.keys(value);
    if (filterKey) {
      keys = this.filterKeys(keys)
    }
    //  只返回一级key，更深层级的key需要的时候，再获取，防止circle object导致的死循环
    let desc: Record<string, any> = {};
    for (let i = 0; i < keys.length; i++) {
      let key = keys[i];
      let propPath = path.concat(key.toString());
      let propValue = (value as any)[key];
      let keyDesc = "";
      if (Array.isArray(propValue)) {
        // 只收集一级key
        propValue.forEach(item => {

        })
        keyDesc = `(${propValue.length}) [...]`
      } else if (this._isInvalidValue(propValue)) { // 不能改变顺序
        keyDesc = propValue;
      } else if (typeof propValue === "object") {
        keyDesc = `${propValue.constructor.name} {...}`;
      } else {
        keyDesc = propValue;
      }
      desc[key] = keyDesc;
    }
    data.data = JSON.stringify(desc);
    return data;
  }

  private getCompName(comp: any): string {
    const nameKeys = [
      "__classname__", // 2.4.0 验证通过
    ];
    for (let i = 0; i < nameKeys.length; i++) {
      let key = nameKeys[i];
      // 一般来说，这里的name是不会出现假值
      if (comp[key]) {
        return comp[key];
      }
    }
    return comp.constructor.name;
  }

  _getGroupData(node: any) {
    const name = this.getCompName(node);
    let nodeGroup = new Group(name);
    let keys = this._getNodeKeys(node);
    for (let i = 0; i < keys.length;) {
      let key = keys[i];
      let propertyValue = node[key];
      let pair = this._getPairProperty(key);
      if (pair) {
        let bSplice = false;
        // 把这个成对的属性剔除掉
        pair.values.forEach((item: string) => {
          let index = keys.findIndex(el => el === item);
          if (index !== -1) {
            keys.splice(index, 1);
            bSplice = true;
          }
        });
        // 序列化成对的属性
        let info: Vec2Data | Vec3Data | null = null;
        let pairValues = pair.values;
        if (pairValues.length === 2) {
          info = new Vec2Data();
        } else if (pairValues.length === 3) {
          info = new Vec3Data();
        }
        pairValues.forEach((el: string) => {
          if (el in node) {
            let propertyPath = [node.uuid, el];
            let vecData = this._genInfoData(node, el, propertyPath);
            if (vecData) {
              info && info.add(new Property(el, vecData));
            }
          } else {
            console.warn(`属性异常，节点丢失属性: ${el}，请检查 pairProperty的设置`);
          }
        });
        if (info) {
          let property = new Property(pair.key, info);
          nodeGroup.addProperty(property);
        }
        if (!bSplice) {
          i++;
        }
      } else {
        let propertyPath = [node.uuid, key];
        let info = this._genInfoData(node, key, propertyPath);
        if (info) {
          nodeGroup.addProperty(new Property(key, info));
        }
        i++;
      }
    }
    nodeGroup.sort();
    return nodeGroup;
  }

  // 获取节点信息，只获取一级key即可，后续
  getNodeInfo(uuid: string) {
    let node = this.inspectorGameMemoryStorage[uuid];
    if (node) {
      let groupData = [];
      // 收集节点信息
      let nodeGroup = this._getGroupData(node);
      groupData.push(nodeGroup);
      // 收集组件信息
      let nodeComp = node._components;
      for (let i = 0; i < nodeComp.length; i++) {
        let itemComp = nodeComp[i];
        this.inspectorGameMemoryStorage[itemComp.uuid] = itemComp;
        let compGroup = this._getGroupData(itemComp);
        groupData.push(compGroup);
      }
      this.sendMsgToContent(Msg.NodeInfo, groupData);
    } else {
      // 未获取到节点数据
      console.log("未获取到节点数据");
    }
  }

  logValue(uuid: string, key: string) {
    let nodeOrComp = this.inspectorGameMemoryStorage[uuid];
    if (nodeOrComp) {
      console.log(nodeOrComp[key]);
    }
  }

  _isReadonly(base: Object, key: string | number): boolean {
    let ret = Object.getOwnPropertyDescriptor(base, key)
    if (ret) {
      return !(ret.set || ret.writable);
    } else {
      let proto = Object.getPrototypeOf(base);
      return this._isReadonly(proto, key)
    }
  }

  setValue(pathArray: Array<string>, value: string) {
    let target = this.inspectorGameMemoryStorage;

    for (let i = 0; i < pathArray.length; i++) {
      let path = pathArray[i];
      if (i === pathArray.length - 1) {
        // 到最后的key了
        if (this._isReadonly(target, path)) {
          console.warn(`值不允许修改`);
        } else {
          target[path] = value;
        }
      } else {
        if (target.hasOwnProperty(path)) {
          target = target[path];
        }
      }
    }
  }

  getValue(path: string[]) {
    let target = this.inspectorGameMemoryStorage;
    for (let i = 0; i < path.length; i++) {
      let key = path[i];
      if (target[key] !== undefined || target.hasOwnProperty(key)) {
        target = target[key]
      } else {
        return null;
      }
    }
    return target;
  }


  onMemoryInfo() {
    this.sendMsgToContent(Msg.MemoryInfo, {
      performance: {
        // @ts-ignore
        jsHeapSizeLimit: window.performance.memory.jsHeapSizeLimit,
        // @ts-ignore
        totalJSHeapSize: window.performance.memory.totalJSHeapSize,
        // @ts-ignore
        usedJSHeapSize: window.performance.memory.usedJSHeapSize,
      },
      console: {
        jsHeapSizeLimit: console.memory.jsHeapSizeLimit,
        totalJSHeapSize: console.memory.totalJSHeapSize,
        usedJSHeapSize: console.memory.usedJSHeapSize,
      },
    });
  }
}

let inspector = new CCInspector();
inspector.init();
//@ts-ignore
window.CCInspector = inspector;