import type { ProjectInfo, Page, ReferLine, CustomElement } from "#/project";
import type { ComponentType } from "@/components";
import { defineStore } from "pinia";
import componentAll from "@/components";
import { ScreenFillEnum } from "@/enum/screenFillEnum";
import { update, defaultsDeep } from "lodash";
import { getNormalizedContainer } from "@/utils/common";

type ProjectState = {
  projectInfo: ProjectInfo;
  activePageIndex: number;
  addCompData: {
    key: number;
    name: string;
    componentType: ComponentType;
    container: {
      style: Record<string, any>;
      props: Record<string, any>;
    };
  } | null;
  mode: "edit" | "preview";
  selectedElementKeys: number[];
};
const defaultPage: Page = {
  name: "页面1",
  background: {
    type: "color",
    color: "#0b074b",
    image: "",
    fillType: "",
  },
  elements: [],
  referLines: [],
};
const CURRENT_PROJECT = "currentProject";

export const useProjectStore = defineStore({
  id: "project",
  state: (): ProjectState => ({
    // 项目信息
    projectInfo: {
      name: "",
      description: "",
      sizeType: "",
      width: 0,
      height: 0,
      fillType: ScreenFillEnum.Auto,
      pages: [{ ...defaultPage }],
    },
    // 当前编辑页面索引
    activePageIndex: 0,
    // 添加组件临时数据
    addCompData: null,
    // 视图模式
    mode: "edit",
    // 选中的元素
    selectedElementKeys: [],
  }),
  getters: {
    referLines(state) {
      return state.projectInfo.pages[state.activePageIndex].referLines;
    },
    elements(state) {
      return state.projectInfo.pages[state.activePageIndex].elements;
    },
    currentPage(state) {
      return state.projectInfo.pages[state.activePageIndex];
    },
  },
  actions: {
    setProjectInfo(info: any) {
      Object.assign(this.projectInfo, info);
      localStorage.setItem(CURRENT_PROJECT, JSON.stringify(info));
    },
    getCurrentProjectInfo(): ProjectInfo | undefined {
      const info = JSON.parse(localStorage.getItem(CURRENT_PROJECT) || "");
      this.setProjectInfo(info as unknown as ProjectInfo);
      return info;
    },
    addReferLine(line: ReferLine) {
      this.projectInfo.pages[this.activePageIndex].referLines.push(line);
    },
    removeReferLine(key: number) {
      const index = this.referLines.findIndex((line) => line.key === key);
      index !== -1 &&
        this.projectInfo.pages[this.activePageIndex].referLines.splice(
          index,
          1
        );
    },
    updateReferLine(line: ReferLine) {
      const index = this.referLines.findIndex((l) => l.key === line.key);
      if (index !== -1) {
        this.projectInfo.pages[this.activePageIndex].referLines[index] = line;
      }
    },
    // 添加组件
    async addElement(element: any) {
      this.addCompData = null;
      if (!element) return;

      const elements = this.projectInfo.pages[this.activePageIndex].elements;
      // 获取每个自定义组件暴露出来的属性
      const { defaultPropsValue } =
        (await componentAll[element.componentType as ComponentType]?.()) || {};
      const { width = 400, height = 260 } = defaultPropsValue?.container?.props  || {};
      const { props: containerProps = {}, style = {} } = defaultPropsValue?.container || {};

      const index =
        elements.filter((item) => item.componentType === element.componentType)
          .length + 1;

      const { x, y } = element.container.props;
      const container = getNormalizedContainer({
        style,
        props: {
          ...containerProps,
          width,
          height,
          x: x - width / 2,
          y: y - height / 2,
        },
      });
      // 添加组件
      this.projectInfo.pages[this.activePageIndex].elements.push({
        ...defaultsDeep(element, defaultPropsValue),
        name: element.name + index,
        zIndex: elements.length + 1,
        visible: true,
        locked: false,
        container,
      });

      this.selectedElementKeys = [element.key];
    },
    // 更新组件
    updateElement(key: number, path: string, payload: any) {
      const element = this.projectInfo.pages[
        this.activePageIndex
      ].elements.find((item) => item.key === key);
      // 如果是锁定状态不能修改宽高 位置
      if (
        element &&
        element.locked &&
        [
          "container.props.width",
          "container.props.height",
          "container.props.x",
          "container.props.y",
        ].includes(path)
      )
        return;

      if (element) {
        update(element, path, () => payload);
      }
    },
    // 删除组件
    removeElement(key: number) {
      const index = this.projectInfo.pages[
        this.activePageIndex
      ].elements.findIndex((item) => item.key === key);
      if (index !== -1) {
        this.projectInfo.pages[this.activePageIndex].elements.splice(index, 1);
      }
    },
    // 设置临时添加组件数据
    setAddCompData(data: any) {
      this.addCompData = data;
    },
    // 清除临时添加组件数据
    clearAddCompData() {
      this.addCompData = null;
    },
    setMode(mode: "edit" | "preview") {
      this.mode = mode;
    },
    // 设置选中的元素
    setSelectedElementKeys(keys: number[]) {
      this.selectedElementKeys = keys;
    },
    // 删除所有选中的元素
    clearAllSelectedElement() {
      this.selectedElementKeys = [];
    },
  },
});