<script lang="ts">
  import { defineComponent, PropType, computed, unref } from 'vue';

  import { PermissionModeEnum } from '/@/enums/appEnum';
  import { RoleEnum } from '/@/enums/roleEnum';
  import { usePermission } from '/@/hooks/web/usePermission';
  import { appStore } from '/@/store/modules/app';
  import { getSlot } from '/@/utils/helper/tsxHelper';

  export default defineComponent({
    name: 'Authority',
    props: {
      // 指定角色可见
      value: {
        type: [Number, Array, String] as PropType<RoleEnum | RoleEnum[]>,
        default: '',
      },
    },
    setup(props, { slots }) {
      const getModeRef = computed(() => {
        return appStore.getProjectConfig.permissionMode;
      });

      /**
       * 渲染角色按钮
       */
      function renderRoleAuth() {
        const { value } = props;
        if (!value) {
          return getSlot(slots);
        }
        const { hasPermission } = usePermission();
        return hasPermission(value) ? getSlot(slots) : null;
      }

      /**
       * 渲染编码按钮
       * 这里只判断是否包含，具体实现可以根据项目自行写逻辑
       */
      function renderCodeAuth() {
        const { value } = props;
        if (!value) {
          return getSlot(slots);
        }
        const { hasPermission } = usePermission();
        return hasPermission(value) ? getSlot(slots) : null;
      }

      return () => {
        const mode = unref(getModeRef);
        // 基于角色渲染
        if (mode === PermissionModeEnum.ROLE) {
          return renderRoleAuth();
        }

        // 基于后台编码渲染
        if (mode === PermissionModeEnum.BACK) {
          return renderCodeAuth();
        }

        return getSlot(slots);
      };
    },
  });
</script>
