From a65649b1cd97e4667180269365596869effb0433 Mon Sep 17 00:00:00 2001
From: Ryan Wang <i@ryanc.cc>
Date: Mon, 22 Aug 2022 16:49:07 +0800
Subject: [PATCH] feat: add empty state support for core modules

Signed-off-by: Ryan Wang <i@ryanc.cc>
---
 packages/components/src/components.ts         |  1 +
 .../components/empty/__tests__/Empty.spec.ts  |  2 +-
 src/modules/contents/pages/PageList.vue       | 18 ++++++
 src/modules/interface/menus/Menus.vue         | 25 ++++++++
 .../interface/menus/components/MenuList.vue   | 17 +++++
 .../themes/components/ThemeListModal.vue      | 26 +++++++-
 .../interface/themes/composables/use-theme.ts |  7 +++
 .../interface/themes/layouts/ThemeLayout.vue  | 63 +++++++++++++------
 src/modules/system/plugins/PluginList.vue     | 35 ++++++++++-
 9 files changed, 172 insertions(+), 22 deletions(-)

diff --git a/packages/components/src/components.ts b/packages/components/src/components.ts
index 4f8d94a3b..7973e355c 100644
--- a/packages/components/src/components.ts
+++ b/packages/components/src/components.ts
@@ -16,3 +16,4 @@ export * from "./components/switch";
 export * from "./components/dialog";
 export * from "./components/pagination";
 export * from "./components/codemirror";
+export * from "./components/empty";
diff --git a/packages/components/src/components/empty/__tests__/Empty.spec.ts b/packages/components/src/components/empty/__tests__/Empty.spec.ts
index 4b237e635..98a383d49 100644
--- a/packages/components/src/components/empty/__tests__/Empty.spec.ts
+++ b/packages/components/src/components/empty/__tests__/Empty.spec.ts
@@ -90,6 +90,6 @@ describe("Empty", () => {
     expect(attributes.src).not.toEqual("/src/components/empty/Empty.svg");
 
     expect(attributes.src).toEqual("./empty");
-    expect(attributes.alt).toEqual("Empty Status")
+    expect(attributes.alt).toEqual("Empty Status");
   });
 });
diff --git a/src/modules/contents/pages/PageList.vue b/src/modules/contents/pages/PageList.vue
index 2b185e111..2dd3f2d8e 100644
--- a/src/modules/contents/pages/PageList.vue
+++ b/src/modules/contents/pages/PageList.vue
@@ -6,6 +6,7 @@ import {
   IconSettings,
   VButton,
   VCard,
+  VEmpty,
   VPageHeader,
   VPagination,
   VSpace,
@@ -78,7 +79,24 @@ useExtensionPointsState("PAGES", pagesPublicState);
         ></VTabbar>
       </template>
       <div v-if="activeId === 'functional'">
+        <VEmpty
+          v-if="!pagesPublicState.functionalPages.length"
+          message="当前没有功能页面，功能页面通常由各个插件提供，你可以尝试安装新插件以获得支持"
+          title="当前没有功能页面"
+        >
+          <template #actions>
+            <VSpace>
+              <VButton :route="{ name: 'Plugins' }" type="primary">
+                <template #icon>
+                  <IconAddCircle class="h-full w-full" />
+                </template>
+                安装插件
+              </VButton>
+            </VSpace>
+          </template>
+        </VEmpty>
         <ul
+          v-else
           class="box-border h-full w-full divide-y divide-gray-100"
           role="list"
         >
diff --git a/src/modules/interface/menus/Menus.vue b/src/modules/interface/menus/Menus.vue
index 97447e9f2..207031acb 100644
--- a/src/modules/interface/menus/Menus.vue
+++ b/src/modules/interface/menus/Menus.vue
@@ -1,9 +1,11 @@
 <script lang="ts" setup>
 import {
+  IconAddCircle,
   IconListSettings,
   useDialog,
   VButton,
   VCard,
+  VEmpty,
   VPageHeader,
   VSpace,
 } from "@halo-dev/components";
@@ -28,6 +30,7 @@ const menuItems = ref<MenuItem[]>([] as MenuItem[]);
 const menuTreeItems = ref<MenuTreeItem[]>([] as MenuTreeItem[]);
 const selectedMenu = ref<Menu | undefined>();
 const selectedMenuItem = ref<MenuItem | null>(null);
+const loading = ref(false);
 const menuListRef = ref();
 const menuItemEditingModal = ref();
 
@@ -35,6 +38,8 @@ const dialog = useDialog();
 
 const handleFetchMenuItems = async () => {
   try {
+    loading.value = true;
+
     if (!selectedMenu.value?.spec.menuItems) {
       return;
     }
@@ -52,6 +57,8 @@ const handleFetchMenuItems = async () => {
     menuTreeItems.value = buildMenuItemsTree(data.items);
   } catch (e) {
     console.error("Failed to fetch menu items", e);
+  } finally {
+    loading.value = false;
   }
 };
 
@@ -181,7 +188,25 @@ const handleDelete = async (menuItem: MenuTreeItem) => {
               </div>
             </div>
           </template>
+          <VEmpty
+            v-if="!menuItems.length && !loading"
+            message="你可以尝试刷新或者新建菜单项"
+            title="当前没有菜单项"
+          >
+            <template #actions>
+              <VSpace>
+                <VButton @click="handleFetchMenuItems"> 刷新</VButton>
+                <VButton type="primary" @click="menuItemEditingModal = true">
+                  <template #icon>
+                    <IconAddCircle class="h-full w-full" />
+                  </template>
+                  新增菜单项
+                </VButton>
+              </VSpace>
+            </template>
+          </VEmpty>
           <MenuItemListItem
+            v-else
             :menu-tree-items="menuTreeItems"
             @change="handleUpdateInBatch"
             @delete="handleDelete"
diff --git a/src/modules/interface/menus/components/MenuList.vue b/src/modules/interface/menus/components/MenuList.vue
index 1eb49a41d..587f2f04b 100644
--- a/src/modules/interface/menus/components/MenuList.vue
+++ b/src/modules/interface/menus/components/MenuList.vue
@@ -4,6 +4,7 @@ import {
   useDialog,
   VButton,
   VCard,
+  VEmpty,
   VSpace,
 } from "@halo-dev/components";
 import MenuEditingModal from "./MenuEditingModal.vue";
@@ -27,6 +28,7 @@ const emit = defineEmits<{
 }>();
 
 const menus = ref<Menu[]>([] as Menu[]);
+const loading = ref(false);
 const selectedMenuToUpdate = ref<Menu | null>(null);
 const menuEditingModal = ref<boolean>(false);
 
@@ -35,6 +37,8 @@ const dialog = useDialog();
 const handleFetchMenus = async () => {
   selectedMenuToUpdate.value = null;
   try {
+    loading.value = true;
+
     const { data } = await apiClient.extension.menu.listv1alpha1Menu();
     menus.value = data.items;
 
@@ -49,6 +53,8 @@ const handleFetchMenus = async () => {
     }
   } catch (e) {
     console.error("Failed to fetch menus", e);
+  } finally {
+    loading.value = false;
   }
 };
 
@@ -114,6 +120,17 @@ defineExpose({
     @close="handleFetchMenus"
   />
   <VCard :bodyClass="['!p-0']" title="菜单">
+    <VEmpty
+      v-if="!menus.length && !loading"
+      message="你可以尝试刷新或者新建菜单"
+      title="当前没有菜单"
+    >
+      <template #actions>
+        <VSpace>
+          <VButton size="sm" @click="handleFetchMenus"> 刷新</VButton>
+        </VSpace>
+      </template>
+    </VEmpty>
     <div class="divide-y divide-gray-100 bg-white">
       <div
         v-for="(menu, index) in menus"
diff --git a/src/modules/interface/themes/components/ThemeListModal.vue b/src/modules/interface/themes/components/ThemeListModal.vue
index b9d02f28a..6b923e77c 100644
--- a/src/modules/interface/themes/components/ThemeListModal.vue
+++ b/src/modules/interface/themes/components/ThemeListModal.vue
@@ -1,9 +1,11 @@
 <script lang="ts" setup>
 import {
+  IconAddCircle,
   IconGitHub,
   IconMore,
   useDialog,
   VButton,
+  VEmpty,
   VModal,
   VSpace,
   VTag,
@@ -33,17 +35,21 @@ const emit = defineEmits<{
 }>();
 
 const themes = ref<Theme[]>([]);
+const loading = ref(false);
 const themeInstall = ref(false);
 
 const dialog = useDialog();
 
 const handleFetchThemes = async () => {
   try {
+    loading.value = true;
     const { data } =
       await apiClient.extension.theme.listthemeHaloRunV1alpha1Theme();
     themes.value = data.items;
   } catch (e) {
     console.error("Failed to fetch themes", e);
+  } finally {
+    loading.value = false;
   }
 };
 
@@ -91,7 +97,25 @@ defineExpose({
     title="已安装的主题"
     @update:visible="handleVisibleChange"
   >
-    <ul class="flex flex-col divide-y divide-gray-100" role="list">
+    <VEmpty
+      v-if="!themes.length && !loading"
+      message="当前没有已安装的主题，你可以尝试刷新或者安装新主题"
+      title="当前没有已安装的主题"
+    >
+      <template #actions>
+        <VSpace>
+          <VButton @click="handleFetchThemes"> 刷新</VButton>
+          <VButton type="primary" @click="themeInstall = true">
+            <template #icon>
+              <IconAddCircle class="h-full w-full" />
+            </template>
+            新增菜单项
+          </VButton>
+        </VSpace>
+      </template>
+    </VEmpty>
+
+    <ul v-else class="flex flex-col divide-y divide-gray-100" role="list">
       <li
         v-for="(theme, index) in themes"
         :key="index"
diff --git a/src/modules/interface/themes/composables/use-theme.ts b/src/modules/interface/themes/composables/use-theme.ts
index c9360cb60..fa650cae5 100644
--- a/src/modules/interface/themes/composables/use-theme.ts
+++ b/src/modules/interface/themes/composables/use-theme.ts
@@ -5,6 +5,7 @@ import { apiClient } from "@halo-dev/admin-shared";
 import { useDialog } from "@halo-dev/components";
 
 interface useThemeLifeCycleReturn {
+  loading: Ref<boolean>;
   activatedTheme: Ref<Theme>;
   isActivated: ComputedRef<boolean>;
   handleActiveTheme: () => void;
@@ -12,6 +13,7 @@ interface useThemeLifeCycleReturn {
 
 export function useThemeLifeCycle(theme: Ref<Theme>): useThemeLifeCycleReturn {
   const activatedTheme = ref<Theme>({} as Theme);
+  const loading = ref(false);
 
   const isActivated = computed(() => {
     return activatedTheme.value?.metadata?.name === theme.value?.metadata?.name;
@@ -21,6 +23,8 @@ export function useThemeLifeCycle(theme: Ref<Theme>): useThemeLifeCycleReturn {
 
   const handleFetchActivatedTheme = async () => {
     try {
+      loading.value = true;
+
       const { data } = await apiClient.extension.configMap.getv1alpha1ConfigMap(
         "system"
       );
@@ -40,6 +44,8 @@ export function useThemeLifeCycle(theme: Ref<Theme>): useThemeLifeCycleReturn {
       activatedTheme.value = themeData;
     } catch (e) {
       console.error("Failed to fetch active theme", e);
+    } finally {
+      loading.value = false;
     }
   };
 
@@ -76,6 +82,7 @@ export function useThemeLifeCycle(theme: Ref<Theme>): useThemeLifeCycleReturn {
   onMounted(handleFetchActivatedTheme);
 
   return {
+    loading,
     activatedTheme,
     isActivated,
     handleActiveTheme,
diff --git a/src/modules/interface/themes/layouts/ThemeLayout.vue b/src/modules/interface/themes/layouts/ThemeLayout.vue
index eb766a7fa..224202623 100644
--- a/src/modules/interface/themes/layouts/ThemeLayout.vue
+++ b/src/modules/interface/themes/layouts/ThemeLayout.vue
@@ -1,5 +1,6 @@
 <script lang="ts" setup>
 // core libs
+import type { ComputedRef, Ref } from "vue";
 import { computed, provide, ref, watch, watchEffect } from "vue";
 import { useRoute, useRouter } from "vue-router";
 
@@ -8,7 +9,9 @@ import cloneDeep from "lodash.clonedeep";
 
 // hooks
 import { useThemeLifeCycle } from "../composables/use-theme";
-import { useSettingForm } from "@halo-dev/admin-shared";
+// types
+import type { FormKitSettingSpec } from "@halo-dev/admin-shared";
+import { BasicLayout, useSettingForm } from "@halo-dev/admin-shared";
 
 // components
 import {
@@ -17,16 +20,12 @@ import {
   IconPalette,
   VButton,
   VCard,
+  VEmpty,
   VPageHeader,
   VSpace,
   VTabbar,
 } from "@halo-dev/components";
 import ThemeListModal from "../components/ThemeListModal.vue";
-import { BasicLayout } from "@halo-dev/admin-shared";
-
-// types
-import type { FormKitSettingSpec } from "@halo-dev/admin-shared";
-import type { ComputedRef, Ref } from "vue";
 import type { Theme } from "@halo-dev/api-client";
 
 interface ThemeTab {
@@ -53,7 +52,7 @@ const selectedTheme = ref<Theme>({} as Theme);
 const themesModal = ref(false);
 const activeTab = ref("");
 
-const { isActivated, activatedTheme, handleActiveTheme } =
+const { loading, isActivated, activatedTheme, handleActiveTheme } =
   useThemeLifeCycle(selectedTheme);
 
 const settingName = computed(() => selectedTheme.value.spec?.settingName);
@@ -171,19 +170,45 @@ watch(
     </VPageHeader>
 
     <div class="m-0 md:m-4">
-      <VCard :body-class="['!p-0']">
-        <template #header>
-          <VTabbar
-            v-model:active-id="activeTab"
-            :items="tabs"
-            class="w-full !rounded-none"
-            type="outline"
-            @change="handleTabChange"
-          ></VTabbar>
+      <VEmpty
+        v-if="
+          !selectedTheme.metadata?.name &&
+          !activatedTheme.metadata?.name &&
+          !loading
+        "
+        message="当前没有已激活或者选择的主题，你可以切换主题或者安装新主题"
+        title="当前没有已激活或已选择的主题"
+      >
+        <template #actions>
+          <VSpace>
+            <VButton @click="themesModal = true">
+              安装主题
+            </VButton>
+            <VButton type="primary" @click="themesModal = true">
+              <template #icon>
+                <IconExchange class="h-full w-full" />
+              </template>
+              切换主题
+            </VButton>
+          </VSpace>
         </template>
-      </VCard>
-      <div>
-        <RouterView :key="activeTab" />
+      </VEmpty>
+
+      <div v-else>
+        <VCard :body-class="['!p-0']">
+          <template #header>
+            <VTabbar
+              v-model:active-id="activeTab"
+              :items="tabs"
+              class="w-full !rounded-none"
+              type="outline"
+              @change="handleTabChange"
+            ></VTabbar>
+          </template>
+        </VCard>
+        <div>
+          <RouterView :key="activeTab" />
+        </div>
       </div>
     </div>
   </BasicLayout>
diff --git a/src/modules/system/plugins/PluginList.vue b/src/modules/system/plugins/PluginList.vue
index 039a2fe3b..6db43991a 100644
--- a/src/modules/system/plugins/PluginList.vue
+++ b/src/modules/system/plugins/PluginList.vue
@@ -5,6 +5,7 @@ import {
   IconPlug,
   VButton,
   VCard,
+  VEmpty,
   VPageHeader,
   VPagination,
   VSpace,
@@ -17,11 +18,14 @@ import { apiClient } from "@halo-dev/admin-shared";
 import type { Plugin } from "@halo-dev/api-client";
 
 const plugins = ref<Plugin[]>([] as Plugin[]);
+const loading = ref(false);
 const pluginInstall = ref(false);
 const keyword = ref("");
 
 const handleFetchPlugins = async () => {
   try {
+    loading.value = true;
+
     const fieldSelector: Array<string> = [];
 
     if (keyword.value) {
@@ -38,6 +42,8 @@ const handleFetchPlugins = async () => {
     plugins.value = data.items;
   } catch (e) {
     console.error("Fail to fetch plugins", e);
+  } finally {
+    loading.value = false;
   }
 };
 
@@ -211,7 +217,34 @@ onMounted(handleFetchPlugins);
           </div>
         </div>
       </template>
-      <ul class="box-border h-full w-full divide-y divide-gray-100" role="list">
+
+      <VEmpty
+        v-if="!plugins.length && !loading"
+        message="当前没有已安装的插件，你可以尝试刷新或者安装新插件"
+        title="当前没有已安装的插件"
+      >
+        <template #actions>
+          <VSpace>
+            <VButton @click="handleFetchPlugins">刷新</VButton>
+            <VButton
+              v-permission="['system:plugins:manage']"
+              type="secondary"
+              @click="pluginInstall = true"
+            >
+              <template #icon>
+                <IconAddCircle class="h-full w-full" />
+              </template>
+              安装插件
+            </VButton>
+          </VSpace>
+        </template>
+      </VEmpty>
+
+      <ul
+        v-else
+        class="box-border h-full w-full divide-y divide-gray-100"
+        role="list"
+      >
         <li v-for="(plugin, index) in plugins" :key="index">
           <PluginListItem :plugin="plugin" />
         </li>