import { reactive, ref } from 'vue';
import { MessagePlugin } from 'tdesign-vue-next';
import localforage from 'localforage';
import dayjs from 'dayjs';
import axios from 'axios';
import router from '@/router/index';
import { useUser } from '@/services/user';
import { showNotification, Meta2dBackData, checkData } from '@/services/utils';
import { noLoginTip, localStorageName } from '@/services/utils';
import { upload, dataURLtoBlob } from '@/services/file';
import { delImage, addCollection, updateCollection } from '@/services/api';
import { baseVer } from '@/services/upgrade';
import { debounce } from './debouce';
import { deepClone, isDomShapes } from '@meta2d/core';
import { useSelection } from '@/services/selections';

const { select } = useSelection();

const assets = reactive({
  home: 'https://le5le.com',
  account: 'https://account.le5le.com',
  '3d': 'https://3d.le5le.com',
  '2d': 'https://2d.le5le.com',
  helps: [
    {
      name: '产品介绍',
      url: 'https://doc.le5le.com/document/118756411',
    },
    {
      name: '快速上手',
      url: 'https://doc.le5le.com/document/119363000',
    },
    {
      name: '使用手册',
      url: 'https://doc.le5le.com/document/118764244',
    },
    {
      name: '快捷键',
      url: 'https://doc.le5le.com/document/119620214',
      divider: true,
    },
    {
      name: '企业服务与支持',
      url: 'https://doc.le5le.com/document/119296274',
      divider: true,
    },
    {
      name: '关于我们',
      url: 'https://le5le.com/about.html',
    },
  ],
});

export const useAssets = () => {
  const getAssets = async () => {
    // 官网或安装包版本
    if (import.meta.env.VITE_TRIAL != 1) {
      return;
    }

    // 企业版
    const ret = await axios.get('/api/assets');
    if (ret) {
      Object.assign(assets, ret);
    }
  };

  return {
    assets,
    getAssets,
  };
};

const dot = ref(false);

export const useDot = () => {
  const getDot = async () => {
    return dot;
  };
  const setDot = async (value = true) => {
    dot.value = value;
    if (value) {
      tree.patch = true;

      debounce(autoSave, 3000);
    }
  };

  return {
    dot,
    getDot,
    setDot,
  };
};

const { user } = useUser();

export enum SaveType {
  Save,
  SaveAs,
}

let saveTimer: any = 0;
let saveFlag: boolean = true;

export const _save = async (
  type: SaveType = SaveType.Save,
  vType?: string,
  notice?: boolean
) => {
  if (!saveFlag) {
    return;
  }
  if (saveTimer) {
    clearTimeout(saveTimer);
  }
  saveFlag = false;
  saveTimer = setTimeout(() => {
    saveFlag = true;
  }, 2000);

  meta2d.stopAnimate();
  const data: Meta2dBackData = meta2d.data();
  if (!(user && user.id)) {
    MessagePlugin.warning(noLoginTip);
    localforage.setItem(localStorageName, JSON.stringify(data));
    return;
  }
  if (
    vType === 'v.component' &&
    meta2d.store.active &&
    meta2d.store.active.length === 1 &&
    meta2d.store.active[0].name === 'combine'
  ) {
    let comData: any = {
      center: data.center,
      folder: '',
      origin: data.origin,
      scale: data.scale,
      x: data.x,
      y: data.y,
    };
    let blob: Blob;
    try {
      blob = dataURLtoBlob(meta2d.activeToPng(10) + '');
    } catch (e) {
      MessagePlugin.error(
        '无法下载，宽度不合法，可能没有选中画笔/选中画笔大小超出浏览器最大限制'
      );
      return;
    }

    const file:any = await upload(blob, true);
    if (!file) {
      return;
    }

    // 缩略图
    comData.image = file.url;
    comData.component = true;
    const allPens = meta2d.canvas.getAllByPens(meta2d.store.active);
    comData.componentDatas = meta2d.toComponent(
      allPens,
      (meta2d.store.data as Meta2dBackData).showChild,
      false
    );
    comData.name =
      (meta2d.store.active[0] as any).description ||
      `meta2d.${new Date().toLocaleString()}`;
    let ret: any = await addCollection('v.component.', comData); // 新增
    if (ret.error) {
      return;
    }
    MessagePlugin.success('成功保存为组件！');
    return;
  }

  checkData(data);
  // if (!data._id && router.currentRoute.value.query.id) {
  //   data._id = router.currentRoute.value.query.id as string;
  // }
  if (
    (globalThis as any).beforeSaveMeta2d &&
    !(await (globalThis as any).beforeSaveMeta2d(data))
  ) {
    return;
  }
  if (!data.tags.includes('系统模板') && !data.tags.includes('系统方案')) {
    if (vType === 'v.template') {
      if (data.tags && !data.tags.includes('模板')) {
        delete data._id;
        delete data.id;
        delete data.folder;
      }
      data.tags = ['模板'];
    } else if (!vType) {
      if (data.tags && !data.tags.includes('方案')) {
        delete data._id;
        delete data.id;
        delete data.folder;
      }
      data.tags = ['方案'];
    }
  }
  if (type === SaveType.SaveAs) {
    //另存为去掉teams信息
    delete data.teams;
    delete data.folder;
    delete data.id;
  }

  //如果不是自己创建的团队图纸，就不去修改缩略图（没有权限去删除缩略图）
  if (!(data.teams && data.owner?.id !== user.id)) {
    for (const pen of meta2d.store.data.pens) {
      if (['iframe'].includes(pen.name)) {
        //重新生成绘制图片
        pen.onRenderPenRaw?.(pen);
      }
    }
    // setTimeout(async () => {
    let blob: Blob;
    try {
      blob = dataURLtoBlob(meta2d.toPng(10) + '');
    } catch (e) {
      MessagePlugin.error(
        '无法下载，宽度不合法，画布可能没有画笔/画布大小超出浏览器最大限制'
      );
      return;
    }
    if (data._id && type === SaveType.Save) {
      if (data.image && !(await delImage(data.image))) {
        return;
      }
    }

    const file:any = await upload(blob, true);
    if (!file) {
      return;
    }

    // 缩略图
    data.image = file.url;
    (meta2d.store.data as Meta2dBackData).image = data.image;
    // }, 1000);
  }
  // setTimeout(async () => {
  if (data.component || vType === 'v.component') {
    data.component = true;
    // pens 存储原数据用于二次编辑 ； componentDatas 组合后的数据，用于复用
    data.componentDatas = meta2d.toComponent(
      undefined,
      (meta2d.store.data as Meta2dBackData).showChild,
      false //自定义组合节点生成默认锚点
    );
  } else {
    data.component = false; // 必要值
  }
  let collection = data.component ? 'v.component' : 'v';
  let ret: any;
  if (!data.name) {
    // 文件名称
    data.name = `meta2d.${new Date().toLocaleString()}`;
    (meta2d.store.data as Meta2dBackData).name = data.name;
  }
  !data.version && (data.version = baseVer);
  // TODO
  if (!data.folder) {
    data.folder = ''; // folder.name;
  }

  let _list: any = undefined;
  let _folderId: any = undefined;
  if (data.folder) {
    if (!folder._id) {
      let type = vType;
      if (!type) {
        type = 'v';
      }
      let folderRet: any = await axios.post('/api/data/folders/get', {
        query: {
          type,
          name: data.folder,
        },
      });
      if (!folderRet.error) {
        _list = folderRet.list;
        _folderId = folderRet._id;
      }
    } else {
      _list = folder.list;
      _folderId = folder._id;
    }
  }

  let _temType = '';
  if (type === SaveType.SaveAs) {
    // 另存为一定走 新增 ，由于后端 未控制 userId 等属性，清空一下
    for (const k of delAttrs) {
      delete (data as any)[k];
    }
    if (!data.tags || !data.tags.length) {
      data.tags = ['方案'];
    }
    ret = await addCollection(collection, data);
  } else {
    // if (data._id && data.teams && data.owner?.id !== user.id) {
    //   // 团队图纸 不允许修改文件夹信息
    //   delete data.folder;
    //   ret = await updateCollection(collection, data);
    // } else
    if (data._id) {
      ret = await updateCollection(collection, data);
      _temType = 'update';
    } else {
      ret = await addCollection(collection, data); // 新增
      _temType = 'add';
    }
  }

  if (ret.error) {
    return;
  }
  if (_folderId) {
    if (_temType === 'add') {
      //文件夹
      _list.push({
        image: data.image,
        name: data.name,
        _id: ret._id,
      });
    } else if (_temType === 'update') {
      _list.forEach((i: any) => {
        if (i._id === data._id) {
          i.image = data.image;
          i.name = data.name;
        }
      });
    }
    await axios.post('/api/data/folders/update', {
      _id: _folderId,
      list: _list.map((el) => {
        return {
          name: el.name,
          id: el.id,
          _id: el._id,
          image: el.image,
          component: el.component,
        };
      }),
    });
  }
  //  保存图纸之后的钩子函数
  globalThis.afterSaveMeta2d && (await globalThis.afterSaveMeta2d(ret));
  if (
    !data._id ||
    data.owner?.id !== user.id ||
    router.currentRoute.value.query.version ||
    type === SaveType.SaveAs // 另存为肯定走新增，也会产生新的 id
  ) {
    data.id = ret.id;
    (meta2d.store.data as Meta2dBackData).id = data.id;
    router.replace({
      path: '/',
      query: {
        id: data.id,
        r: Date.now() + '',
        c: data.component ? 1 : undefined,
      },
    });
  }

  notice && MessagePlugin.success('保存成功！');
  meta2d.emit('business-save', vType);
  dot.value = false;
  localforage.removeItem(localStorageName);
  return true;
  // }, 2000);
};
// TODO 保存图纸
export const save = async (
  type: SaveType = SaveType.Save,
  vType?: string,
  notice?: boolean,
  userFlag?:number
) => {
  if (!saveFlag) {
    return;
  }
  if (saveTimer) {
    clearTimeout(saveTimer);
  }
  saveFlag = false;
  saveTimer = setTimeout(() => {
    saveFlag = true;
  }, 2000);
  // 区分是模板还是方案
  meta2d.stopAnimate();
  if( vType === 'v.component'){
   meta2d.store.data.component = true
  }
  const data: Meta2dBackData = meta2d.data();
  if (!(user && user.id)) {
    MessagePlugin.warning(noLoginTip);
    localforage.setItem(localStorageName, JSON.stringify(data));
    return;
  }
  // 保存为组件
  if (
    vType === 'v.component' &&
    meta2d.store.active &&
    meta2d.store.active.length === 1 &&
    meta2d.store.active[0].name === 'combine'
  ) {
    let comData: any = {
      center: data.center,
      folder: '',
      origin: data.origin,
      scale: data.scale,
      x: data.x,
      y: data.y,
    };
    // comData.name =
    //   (meta2d.store.active[0] as any).description ||
    //   `meta2d.${new Date().toLocaleString()}`;
    comData.name =  comData.name = (meta2d.store.active[0] as any).description ||'新建项目';
    let blob: Blob;
    try {
      blob = dataURLtoBlob(meta2d.activeToPng(10) + '');
    } catch (e) {
      MessagePlugin.error(
        '无法下载，宽度不合法，可能没有选中画笔/选中画笔大小超出浏览器最大限制'
      );
      return;
    }
    //todo 传参数
    const file:any = await upload(blob, true, comData.name, `/大屏/组件/默认`,'new');
    if (!file) {
      return;
    }

    // // 缩略图
    comData.image = file.url;
    comData.fullname = file.fullname;
    comData.component = true;
    const allPens = meta2d.canvas.getAllByPens(meta2d.store.active);
    comData.componentDatas = meta2d.toComponent(
      allPens,
      (meta2d.store.data as Meta2dBackData).showChild,
      false
    );
    const body = {
      data:comData,
      image:comData.image,
      name:comData.name,
      folder: '',
      userFlag
    }
    let ret: any = await addCollection('v.component', body); // 新增
    if (ret.error) {
      return;
    }
    MessagePlugin.success('成功保存为组件！');
    meta2d.emit('business-save', vType);
    return;
  }
  //删除老图片  新图片上传
  checkData(data);
  if (
    (globalThis as any).beforeSaveMeta2d &&
    !(await (globalThis as any).beforeSaveMeta2d(data))
  ) {
    return;
  }
  if (
    data.tags &&
    !data.tags.includes('系统模板') &&
    !data.tags.includes('系统方案')
  ) {
    if (vType === 'v-template') {
      if (!data.tags.includes('模板')) {
        delete data.id;
        delete data._id;
        delete data.folder;
        data.image = data.image?.split('_').shift();// 避免保存为不同类型会增加不必要的唯一字符串
      }
      data.tags = ['模板'];
    } else if (!vType) {
      if (!data.tags.includes('方案')) {
        delete data.id;
        delete data._id;
        delete data.folder;
        data.image = data.image?.split('_').shift();
      }
      data.tags = ['方案'];
    } else if(vType === 'v.component') {
      if (!data.tags.includes('组件')) {
        delete data.id;
        delete data._id;
        delete data.folder;
        data.image = data.image?.split('_').shift();
      }
      data.tags = ['组件'];
    }
  }
  const thumbFolder =
    vType === 'v-template'
      ? '模板'
      : vType === 'v.component'
      ? '组件'
      : '方案';
  if (type === SaveType.SaveAs) {
    //另存为去掉teams信息
    delete data.teams;
    delete data.folder;
    delete data.id;
  }

  //如果不是自己创建的团队图纸，就不去修改缩略图（没有权限去删除缩略图）
  if (!data.name) {
    // 文件名称
    // data.name = `meta2d.${new Date().toLocaleString()}`;
    data.name = `新建图纸`;
    (meta2d.store.data as Meta2dBackData).name = data.name;
  }
  if (!(data.teams && data.owner?.id !== user.id)) {
    for (const pen of meta2d.store.data.pens) {
      if (['iframe'].includes(pen.name)) {
        //重新生成绘制图片
        pen.onRenderPenRaw?.(pen);
      }
    }
    let blob: Blob;
    try {
      blob = dataURLtoBlob(meta2d.toPng(10) + '');
    } catch (e) {
      MessagePlugin.error(
        '无法下载，宽度不合法，画布可能没有画笔/画布大小超出浏览器最大限制'
      );
      return;
    }
    let conflict = 'new';
    if (data.id && type === SaveType.Save) {
      conflict = undefined
      if (data.image && !(await delImage(data.image))) {
        return;
      }
    }

    const file:any = await upload(
      blob,
      true,
      // 更新是缩略图路径一般为/file/2023/1025/1/1/新建项目_dfa573a5
      // data.image?.split('/').pop()更新操作项目名不变
      data.image?.split('/').pop() || data.name,
      `/大屏/${thumbFolder}/${data.folder || '默认'}`,
      conflict
    );
    if (!file) {
      return;
    }

    // 缩略图
    data.image = file.url;
    data.filename = file.filename;
    (meta2d.store.data as Meta2dBackData).image = data.image;
    (meta2d.store.data as Meta2dBackData).filename = data.filename;
  }
  if (data.component || vType === 'v.component') {
    data.component = true;
    // pens 存储原数据用于二次编辑 ； componentDatas 组合后的数据，用于复用
    data.componentDatas = meta2d.toComponent(
      undefined,
      (meta2d.store.data as Meta2dBackData).showChild,
      false //自定义组合节点生成默认锚点
    );
  } else {
    data.component = false; // 必要值
  }
  let collection = data.component ? 'v.component' : 'v';
  let ret: any;

  !data.version && (data.version = baseVer);
  // TODO
  if (!data.folder) {
    data.folder = ''; // folder.name;
  }
  const body = {
    data,
    image:data.image,
    name:data.name,
    folder:data.folder,
    shared:true,
    userFlag
  }
  if (!data.tags || !data.tags.length) {
    data.tags = [thumbFolder];
  }
  if (type === SaveType.SaveAs) {
    // 另存为一定走 新增 ，由于后端 未控制 userId 等属性，清空一下
    for (const k of delAttrs) {
      delete (data as any)[k];
    }
    if (!data.tags || !data.tags.length) {
      data.tags = ['方案'];
    }
    ret = await addCollection(collection, body);
  } else {
    // if (data._id && data.teams && data.owner?.id !== user.id) {
    //   // 团队图纸 不允许修改文件夹信息
    //   delete data.folder;
    //   ret = await updateCollection(collection, data);
    // } else
    
    if (data.id || data._id) {
      ret = await updateCollection(collection, {id:data.id || data._id,...body});
    } else {
      ret = await addCollection(collection, body); // 新增
    }
  }
  if (ret.error) {
    return;
  }
  //  保存图纸之后的钩子函数
  globalThis.afterSaveMeta2d && (await globalThis.afterSaveMeta2d(ret));
  if (
    !data.id ||
    router.currentRoute.value.query.version ||
    type === SaveType.SaveAs // 另存为肯定走新增，也会产生新的 id
  ) {
    data.id = ret.id;
    (meta2d.store.data as Meta2dBackData).id = data.id;
    router.replace({
      path: '/',
      query: {
        id: data.id,
        r: Date.now() + '',
        c: vType === 'v.component' ? 1 : undefined,
      },
    });
  }

  notice && MessagePlugin.success('保存成功！');
  meta2d.emit('business-save', vType);
  dot.value = false;
  localforage.removeItem(localStorageName);
  return true;
};

const pen = ref(false);
export const drawPen = () => {
  meta2d.inactive();
  try {
    if (!meta2d.canvas.drawingLineName) {
      // 开了钢笔，需要关掉铅笔
      meta2d.canvas.pencil && drawingPencil();
      meta2d.drawLine(meta2d.store.options.drawingLineName);
    } else {
      meta2d.finishDrawLine();
      meta2d.drawLine();
    }
    //钢笔
    pen.value = !!meta2d.canvas.drawingLineName;
  } catch (e: any) {
    MessagePlugin.warning(e.message);
  }
};

const pencil = ref(false);
const drawingPencil = () => {
  try {
    if (!meta2d.canvas.pencil) {
      // 开了铅笔需要关掉钢笔
      meta2d.canvas.drawingLineName && drawPen();
      meta2d.drawingPencil();
    } else {
      meta2d.stopPencil();
    }
    pencil.value = meta2d.canvas.pencil || false;
  } catch (e: any) {
    MessagePlugin.warning(e.message);
  }
};

export const magnifier = ref(false);
export const showMagnifier = () => {
  if (!meta2d.canvas.magnifierCanvas.magnifier) {
    meta2d.showMagnifier();
  } else {
    meta2d.hideMagnifier();
  }
  magnifier.value = meta2d.canvas.magnifierCanvas.magnifier;
};

export const map = ref(false);
export const showMap = () => {
  if (!meta2d.map?.isShow) {
    meta2d.showMap();
  } else {
    meta2d.hideMap();
  }
  map.value = meta2d.map?.isShow;
};

export const title = '系统可能不会保存您所做的更改，是否继续？';
export const unLogin = '未登录，系统可能不会保存您的文件，是否继续？';
export const unsave = '当前文件未保存，是否继续？（开通vip可享受自动保存服务）';

export function autoSave(force = false) {
  if (!dot.value && (!force || router.currentRoute.value.query.id)) {
    return;
  }
  const data: any = meta2d.data();
  if (
    user &&
    user.id &&
    user.vip &&
    (data.id||data._id) &&
    !data.component &&
    data.owner &&
    data.owner.id === user.id
  ) {
    let _vType = '';
    if (data.tags.includes('模板')) {
      _vType = 'v-template';
    }
    save(SaveType.Save, _vType);
  } else {
    // data.updateAt = dayjs().format();
    localforage.setItem(localStorageName, JSON.stringify(data));
  }
}

// export const notificFn = async (fn: Function, params: any) => {
//   if (!(user && user.id)) {
//     if (await showNotification(unLogin)) {
//       fn(params);
//     }
//   } else {
//     if (dot.value) {
//       if (user.isVip) {
//         if (await  save(SaveType.Save)) {
//           fn(params);
//         }
//       } else {
//         if (await showNotification(unsave)) {
//           fn(params);
//         }
//       }
//     } else {
//       fn(params);
//     }
//   }
// };

export const onScaleWindow = () => {
  // meta2d.fitView();
  meta2d.fitSizeView(true, 32);
};

export const onScaleFull = () => {
  meta2d.scale(1);
  // meta2d.centerView();
  const { x, y, origin, center } = meta2d.store.data;

  meta2d.translate(-x - origin.x, -y - origin.y);
  meta2d.translate(meta2d.store.options.x || 0, meta2d.store.options.y || 0);
};

export const blank = async (save = true) => {
  meta2d.canvas.drawingLineName && drawPen();
  meta2d.canvas.pencil && drawingPencil();
  meta2d.canvas.magnifierCanvas.magnifier && showMagnifier();
  meta2d.map?.isShow && showMap();
  save && autoSave(true);
  dot.value = false;
  meta2d.open({ pens: [] } as any);
  select();
};

export const newFile = () => {
  blank();
  router.push({
    path: '/',
    query: {
      r: Date.now() + '',
    },
  });
  // setTimeout(() => {
  //   console.log("autoSave")
  //   autoSave(true);
  // }, 300);
  meta2d.emit('business-assets',true);
};

export const inTreePanel = reactive({
  value: false,
  timer: undefined,
});

const tree = reactive({
  list: [],
  patch: true,
});

export const getPenTree = () => {
  tree.patch = false;
  const list = [];
  for (const item of meta2d.store.data.pens) {
    if (item.parentId) {
      continue;
    }
    const elem = calcElem(item);
    elem && list.push(elem);
  }
  tree.list = list;

  return tree.list;
};

export const getPenAnimations = (idOrTag?: string) => {
  const animations = [];
  let pens: any[] = meta2d.store.active || [];
  if (idOrTag) {
    pens = meta2d.find(idOrTag) || [];
  }

  for (const pen of pens) {
    if (pen.animations) {
      for (const a of pen.animations) {
        animations.push(a.name);
      }
    }
  }

  return Array.from(new Set(animations));
};

const calcElem = (node: any) => {
  if (!node) {
    return;
  }
  let tag = '中';
  if (
    isDomShapes.includes(node.name) ||
    node.name.endsWith('Dom') ||
    meta2d.store.options.domShapes.includes(node.name)
  ) {
    tag = 'dom';
  } else if (node.template) {
    tag = '模板';
  } else if (node.name === 'image') {
    if (node.isBottom) {
      tag = '下层';
    } else {
      tag = '上层';
    }
  } else {
    tag = '中层';
  }
  const elem: any = {
    label: (node as any).description || node.name,
    value: node.id,
    locked: node.locked,
    visible: node.visible,
    tag,
  };

  if (!node.children) {
    return elem;
  }

  elem.children = [];
  for (const id of node.children) {
    const child = calcElem(meta2d.store.pens[id]);
    child && elem.children.push(child);
  }

  return elem;
};

export const setChildrenVisible = (node: any, v: boolean) => {
  const children = node.getChildren();
  if (children && children.length > 0) {
    for (const child of children) {
      child.data.visible = v;
      setChildrenVisible(child, v);
    }
  }
};

export const fonts = [
  '新宋体',
  '微软雅黑',
  '黑体',
  '楷体',
  '斗鱼追光体',
  '庞门正道标题体',
  'ALIBABA Regular',
  'ALIBABA Bold',
  '-apple-system',
  'BlinkMacSystemFont',
  'PingFang SC',
  'Hiragino Sans GB',
  'Microsoft YaHei UI',
  'Microsoft YaHei',
  'fangsong',
  'Source Han Sans CN',
  'sans-serif',
  'serif',
  'Apple Color Emoji',
  'Segoe UI Emoji',
  'Segoe UI Symbol',
];

export const delAttrs = [
  'userId',
  'shared',
  'team',
  'owner',
  'username',
  'editor',
  'editorId',
  'editorName',
  'createdAt',
  'tags',
  'image',
  'id',
  '_id',
  'view',
  'updatedAt',
  'star',
  'recommend',
];

export const typeOptions = [
  {
    label: '字符串',
    value: 'string',
  },
  {
    label: '整数',
    value: 'integer',
  },
  {
    label: '浮点数',
    value: 'float',
  },
  {
    label: '布尔',
    value: 'bool',
  },
  {
    label: '对象',
    value: 'object',
  },
  {
    label: '数组',
    value: 'array',
  },
];

let folder = reactive<any>({
  _id: '',
});

export const useFolder = () => {
  const getFolder = async () => {
    return folder;
  };
  const setFolder = async (value: any) => {
    folder = deepClone(value);
  };

  return {
    folder,
    getFolder,
    setFolder,
  };
};

export function changeType(value: string) {
  if (value === 'false') {
    return false;
  } else if (value === 'true') {
    return true;
  } else if (
    value === '' ||
    isNaN(Number(value)) ||
    (typeof value === 'string' && value.endsWith('.'))
  ) {
    // 小数也进入这个
    return value;
  }
  return Number(value);
}