import type { CreateCrudOptions } from "@fast-crud/fast-crud";
import dayjs from "dayjs";
import { ElMessage } from "element-plus";
import { http } from "@/modules/admin/api/http";
import { toSearchParams } from "@/modules/admin/utils/list-query";

export type PermissionRow = {
  id: number;
  name: string;
  code: string;
  parentid: number;
  route?: string | null;
  description?: string | null;
  sort: number;
  createtime: string;
  updatetime: string;
  children?: PermissionRow[];
};

export const createPermissionCrudOptions: CreateCrudOptions<PermissionRow> = () => {
  return {
    crudOptions: {
      pagination: { show: false },
      search: {
        show: true,
        options: {
          layout: 'inline',
        },
        expand: false,
      },
      tree: {
        enable: true,
        childrenKey: "children",
        parentKey: "parentid",
        hasChildField: "children",
      },
      request: {
        transformQuery: ({ form }) =>
          toSearchParams(form as Record<string, unknown>, ["name", "code"]),
        pageRequest: async (_query) => {
          const { data } = await http.get<PermissionRow[]>("/permissions/tree");
          return data;
        },
        transformRes: ({ res }) => {
          const records = Array.isArray(res) ? res : [];
          return {
            currentPage: 1,
            pageSize: Math.max(records.length, 1),
            total: records.length,
            records,
          };
        },
        addRequest: async ({ form }) => {
          await http.post("/permissions/", form);
          ElMessage.success({ message: "添加成功", duration: 5000 });
        },
        editRequest: async ({ form, row }) => {
          if (!row) return;
          await http.put(`/permissions/${row.id}`, form);
          ElMessage.success({ message: "修改成功", duration: 5000 });
        },
        delRequest: async ({ row }) => {
          if (!row) return;
          await http.delete(`/permissions/${row.id}`);
          ElMessage.success({ message: "删除成功", duration: 5000 });
        },
        onSuccess: ({ action }: { action: string }) => {
          if (action === "add") {
            ElMessage.success({ message: "添加成功", duration: 5000 });
          } else if (action === "edit") {
            ElMessage.success({ message: "修改成功", duration: 5000 });
          }
        },
        onError: (error: any) => {
          let message = "操作失败";
          if (error.response?.data) {
            const data = error.response.data;
            if (data.message) {
              message = data.message;
            } else if (data.detail) {
              message = typeof data.detail === "string" ? data.detail : "操作失败";
            }
          }
          ElMessage.error({ message, duration: 5000 });
        },
      },
      table: {
        remove: {
          showSuccessNotification: false,
        },
      },
      rowHandle: {
        buttons: {
          edit: { text: "编辑" },
          remove: { text: "删除" },
        },
      },
      columns: {
        id: {
          title: "ID",
          key: "id",
          type: "number",
          column: { width: 70 },
          form: { show: false },
        },
        name: {
          title: "名称",
          key: "name",
          type: "text",
          search: { show: true },
          form: {
            rules: [{ required: true, message: "必填" }],
          },
        },
        code: {
          title: "编码",
          key: "code",
          type: "text",
          search: { show: true },
          form: {
            rules: [{ required: true, message: "必填" }],
          },
        },
        parentid: {
          title: "父级ID",
          key: "parentid",
          type: "number",
          form: {
            value: 0,
            rules: [{ required: true, message: "必填" }],
          },
        },
        description: {
          title: "描述",
          key: "description",
          type: "textarea",
          column: { show: false },
        },
        route: {
          title: "路由",
          key: "route",
          type: "text",
          column: { width: 200 },
          form: {
            placeholder: "如：/admin/users",
          },
        },
        sort: {
          title: "排序",
          key: "sort",
          type: "number",
          column: { width: 80, align: "center" },
          form: {
            value: 0,
            rules: [{ required: true, message: "必填" }],
            helper: "数字越小，排序越靠前",
          },
        },
        createtime: {
          title: "创建时间",
          key: "createtime",
          type: "text",
          form: { show: false },
          column: { width: 170 },
          valueBuilder({ value, row, key }) {
            if (!row || value == null) return;
            (row as Record<string, unknown>)[key as string] = dayjs(value).format(
              "YYYY-MM-DD HH:mm:ss",
            );
          },
        },
        updatetime: {
          title: "更新时间",
          key: "updatetime",
          type: "text",
          form: { show: false },
          column: { width: 170 },
          valueBuilder({ value, row, key }) {
            if (!row || value == null) return;
            (row as Record<string, unknown>)[key as string] = dayjs(value).format(
              "YYYY-MM-DD HH:mm:ss",
            );
          },
        },
      },
    },
  };
};