import { Pos, Size } from "@/utils/math";
import { extractConnectedSegments } from "@/utils/polygon";
import { validNum } from "@/utils/shared";
import { aiIconMap, iconGroups } from "../constant";
import { Euler, MathUtils, Object3D, Quaternion, Vector3 } from "three";

export enum SCENE_TYPE {
  fuse = "fuse",
  mesh = "mesh",
  cloud = "cloud",
}
export type Scene = {
  type: SCENE_TYPE;
  m: string;
  title: string;
  id: string;
};

export type SceneFloor = {
  name: string;
  subgroup?: number;
  geos: (Pos & { z: number })[][];
  thumb?: string;
  box?: {
    bound: {
      x_min: number;
      x_max: number;
      y_min: number;
      y_max: number;
      z_min: number;
      z_max: number;
    };
    rotate: number;
    scale: number;
  };
  compass?: number;
};

export type SceneFloors = SceneFloor[];

export type Taging = {
  url: string;
  position: Pos & { z: number };
  size?: Size;
  fixed?: boolean
  rotate?: number;
  name?: string;
  pixel?: boolean;
  isText?: boolean;
  subgroup?: string;
};

export const SceneTypeNames = {
  [SCENE_TYPE.fuse]: "融合场景",
  [SCENE_TYPE.mesh]: "Mesh场景",
  [SCENE_TYPE.cloud]: "点云场景",
};

export const getSceneApi = async (type: string | undefined, url: string) => {
  if (url[0] === "/") {
    url = url.substring(1, url.length);
  }
  let origin = type
    ? window.platform.resourceURLS[type]
      ? window.platform.resourceURLS[type]
      : type
    : "";
  if (origin[origin.length - 1] !== "/") {
    origin = origin + "/";
  }
  const uri = origin + url;
  // try {
  //   uri = new URL(window.platform.resourceURLS[type]).toString();
  // } catch {
  //   uri = window.platform.resourceURLS[type] + url;
  // }
  const res = await fetch(uri, { method: "HEAD" });
  if (res.status !== 200) {
    throw `${uri}链接错误`;
  }
  return uri;
};

export type Tagings = Taging[];

const getBillYaw = (bill: any) => {
  function isLieDown(quaternion: Quaternion) {
    let direction = new Vector3(0, 0, -1).applyQuaternion(quaternion);
    return Math.abs(direction.y) > 0.9;
  }

  let billboard = new Object3D();
  let plane = new Object3D();
  billboard.add(plane);
  billboard.quaternion.copy({x: bill.qua[0], y: bill.qua[1], z: bill.qua[2], w: bill.qua[3]}).normalize(); //qua数据里的
  plane.quaternion.setFromAxisAngle(
    new Vector3(0, 0, 1),
    MathUtils.degToRad(-bill.faceAngle)
  );

  const up = new Vector3(0, 1, 0); //plane的上方指示着方向
  const right = new Vector3(1, 0, 0); //令躺倒时的旋转轴

  let qua = plane.getWorldQuaternion(new Quaternion());
  const ld = isLieDown(billboard.quaternion)
  if (!ld) {
    //使朝其后方躺倒后再求angle
    let rotAxis = right.clone().applyQuaternion(qua); //旋转轴
    (rotAxis.y = 0), rotAxis.normalize();
    let rot = new Quaternion().setFromAxisAngle(rotAxis, Math.PI / 2);
    qua.premultiply(rot);
  }
  let dir = up.clone().applyQuaternion(qua); //在墙面朝x时正反得到的一样，很奇怪，所以得到的会反向
  let yaw = Math.atan2(-dir.z, dir.x) - Math.PI / 2;
  return -yaw;
};

export const compassGets = {
  [SCENE_TYPE.fuse]: () => void 0,
  [SCENE_TYPE.cloud]: () => void 0,
  [SCENE_TYPE.mesh]: async (scene: Scene) => {
    const prev = `/scene_view_data/${scene.m}`;
    const config = await getSceneApi("oss", `${prev}/data/scene.json`)
      .then((url) => fetch(url))
      .then((res) => res.json())
      .catch(() => ({ version: 0, billboards: 0, tags: 0, orientation: 0 }));

    const floorpanCompass = await getSceneApi(
      "oss",
      `${prev}/user/floorplan.json?_=${config.version}`
    )
      .then((url) => fetch(url))
      .then((res) => res.json())
      .then((data) => data.compass)
      .catch(() => null);

    return typeof floorpanCompass === "number"
      ? floorpanCompass
      : Number(config.orientation || 0);
  },
};

export const taggingGets = {
  [SCENE_TYPE.fuse]: async (scene: Scene, options: string[]) => {
    if (!options.includes("hot")) return [];

    const reqOpts = { headers: { share: "1" } };
    const icons = await getSceneApi(
      scene.type,
      `/fusion/edit/hotIcon/list?caseId=${scene.m}`
    )
      .then((url) => fetch(url, reqOpts))
      .then((res) => res.json())
      .then((res) => res.data)
      .catch(() => []);

    const tagTypes: any[] = await getSceneApi(
      scene.type,
      `/fusion/caseTag/allList?caseId=${scene.m}`
    )
      .then((url) => fetch(url, reqOpts))
      .then((res) => res.json())
      .then((res) => res.data)
      .catch(() => []);

    const tags: Tagings = [];
    const reqs = tagTypes.map((type) =>
      getSceneApi(
        scene.type,
        `/fusion/caseTagPoint/allList?tagId=${type.tagId}`
      )
        .then((url) => fetch(url, reqOpts))
        .then((res) => res.json())
        .then((res) => res.data)
        .then((items) => {
          items.forEach((item: any) => {
            tags.push({
              url: icons.find((icon: any) => icon.iconId === type.hotIconId)
                ?.iconUrl,
              position: JSON.parse(item.tagPoint),
            });
          });
        })
        .catch(() => [])
    );
    await Promise.all(reqs);
    return tags;
  },

  [SCENE_TYPE.cloud]: async (scene: Scene, options: string[]) => {
    if (!options.includes("hot")) return [];

    const tags: Tagings = await getSceneApi(
      scene.type,
      `/laser/poi/${scene.m}/list`
    )
      .then((url) => fetch(url))
      .then((res) => res.json())
      .then((res) => res.data.list)
      .then((pois) =>
        pois.map((poi: any) => ({
          url: poi.hotStyleAtom.icon,
          position: poi.dataset_location,
        }))
      )
      .catch(() => []);
    return tags;
  },
  [SCENE_TYPE.mesh]: async (scene: Scene, options: string[]) => {
    const tags: Tagings = [];
    const prev = `/scene_view_data/${scene.m}`;
    const config = await getSceneApi("oss", `${prev}/data/scene.json`)
      .then((url) => fetch(url))
      .then((res) => res.json())
      .catch(() => ({ version: 0, billboards: 0, tags: 0, orientation: 0 }));

    if (options.includes("hot") && config.tags) {
      const medias = await getSceneApi(
        "oss",
        `${prev}/user/hot.json?_=${config.version}`
      )
        .then((url) => fetch(url))
        .then((res) => res.json())
        .catch(() => []);

      const reqs = medias.map((media: any) => {
        if (!validNum(media.position.x) || !validNum(media.position.y)) return;
        return getSceneApi("oss", `${prev}/user/${media.icon}`)
          .then((url) => {
            tags.push({ url, position: media.position });
          })
          .catch(() => {});
      });

      await Promise.all(reqs);
    }

    if (options.includes("signage") && config.billboards) {
      const signages = await getSceneApi(
        "oss",
        `${prev}/user/billboards.json?_=${config.version}`
      )
        .then((url) => fetch(url))
        .then((res) => res.json())
        .catch(() => []);

      const reqs = signages.map((signage: any) => {
        if (!validNum(signage.pos[0]) || !validNum(signage.pos[2])) return;
        const getIcon =
          signage.icon.indexOf("style-") === 0
            ? getSceneApi("./", `./styles/${signage.icon}.svg`).catch((e) => {
                console.error(e);
                return getSceneApi(
                  "ossRoot",
                  `/sdk/images/billboard/${signage.icon}.png`
                );
              })
            : getSceneApi("oss", `${prev}/user/${signage.icon}`);

        const yRotate = getBillYaw(signage)

        console.log(signage)
        return getIcon
          .then((url) => {
            tags.push({
              url,
              position: {
                x: signage.pos[0],
                y: signage.pos[2],
                z:
                  signage.pos[1] < 0
                    ? Math.ceil(signage.pos[1] * 10) / 10
                    : Math.floor(signage.pos[1] * 10) / 10,
              },
              rotate: yRotate,
              size: {
                // width: signage.width * (signage.scaleRatio / 100),
                // height: signage.height * (signage.scaleRatio / 100),
                width: signage.width ,
                height: signage.height,
              },
            });
          })
          .catch(() => {});
      });

      await Promise.all(reqs);
    }

    await getSceneApi(
      "oss",
      `${prev}/data/floorplan/ai-entire.json?_=${config.version}`
    )
      .then((url) => fetch(url))
      .then((res) => res.json())
      .then((datas) => {
        for (const data of datas) {
          const reg = data.imagePath.match(/floor_(\d)\.png/);
          const subgroup = reg ? Number(reg[1]) : undefined;
          for (const shape of data.shapes) {
            const pos = {
              x: (shape.bbox[0] + shape.bbox[2]) / 2 / data.imageWidth,
              y: (shape.bbox[1] + shape.bbox[3]) / 2 / data.imageHeight,
              z: undefined,
            };
            const size = {
              width: (shape.bbox[2] - shape.bbox[0]) / data.imageWidth,
              height: (shape.bbox[3] - shape.bbox[1]) / data.imageHeight,
            };
            const icon =
              shape.category in aiIconMap
                ? (aiIconMap as any)[shape.category]
                : shape.category;
            let name = "";
            for (const group of iconGroups) {
              for (const itemGroup of group.children) {
                for (const item of itemGroup.children) {
                  if (item.icon === icon) {
                    name = item.name;
                  }
                }
              }
            }
            const isTag = icon === "Tag";
            if (name || isTag) {
              tags.push({
                isText: isTag,
                position: pos,
                url: isTag
                  ? shape.name
                  : `./icons/${icon ? icon : "circle"}.svg`,
                name,
                pixel: true,
                size,
                subgroup,
              } as any);
            } else {
              console.error("找不到ai家具", icon, name, pos);
            }
          }
        }
      })
      .catch((e) => {
        console.error(e);
      });

    console.log("tags", tags);
    return tags;
  },
};

export const getFloors = {
  [SCENE_TYPE.mesh]: async (scene: Scene) => {
    return getSceneApi(
      "oss",
      `/scene_view_data/${scene.m}/data/floorplan_cad.json?_=${Date.now()}`
    )
      .then((url) => fetch(url))
      .then((res) => res.json())
      .catch(() => ({ floors: [] }));
  },
};

export const lineGets = {
  [SCENE_TYPE.fuse]: async (scene: Scene) => {
    const tags = await taggingGets[SCENE_TYPE.fuse](scene, ["hot"]);
    return { name: "1楼", geos: [tags.map((item) => item.position)] };
  },
  [SCENE_TYPE.mesh]: async (scene: Scene, floorName?: string) => {
    const prev = `/scene_view_data/${scene.m}/data/`;
    const [{ floors }, bounds] = await Promise.all([
      getFloors[SCENE_TYPE.mesh](scene),
      getSceneApi("oss", `${prev}floorplan/info.json`)
        .then((url) => fetch(url))
        .then((res) => res.json())
        .then((data) => data.floors)
        .catch(() => []),
    ]);

    const data: any = [];

    const reqs = floors
      .filter((item: any) => !floorName || item.name === floorName)
      .map((floor: any) => {
        const bound = {
          ...(floor.cadInfo.cadBoundingBox || {}),
          ...(bounds.find((i: any) => i.subgroup === floor.subgroup)?.bound ||
            {}),
        };
        const item: any = {
          name: floor.name,
          subgroup: floor.subgroup,
          thumb: "",
          box: {
            bound: {
              ...bound,
              y_min: -bound.y_max,
              y_max: -bound.y_min,
              z_max: bound.z_max ? Number(bound.z_max) : bound.z_max,
              z_min: bound.z_min ? Number(bound.z_min) : bound.z_min,
            },
            rotate: floor.cadInfo.res,
            scale: floor.cadInfo.currentScale,
          },
          geos: extractConnectedSegments(floor.segment).map((geo) => {
            return geo.map((id) => {
              const p = floor["vertex-xy"].find((item: any) => item.id === id);
              return { x: p.x, y: -p.y } as Pos;
            });
          }),
        };
        data.push(item);
        return getSceneApi(
          "oss",
          `${prev}floorplan/floor_${floor.subgroup}.png`
        )
          .then((url) => (item.thumb = url))
          .catch(() => (item.thumb = ""));
      });
    await Promise.all(reqs);
    return data;
  },
  [SCENE_TYPE.cloud]: async (scene: Scene) => {
    const tags = await taggingGets[SCENE_TYPE.cloud](scene, ["hot"]);
    return { name: "1楼", geos: [tags.map((item) => item.position)] };
  },
};