feat(comp:loading-bar): add LoadingBar component (#971)

packages/components/config/src/defaultConfig.ts

@@ -136,6 +136,23 @@ export const defaultConfig: GlobalConfig = {
     size: 'md',
     borderless: true,
   },
+  loadingBar: {
+    mask: false,
+    animation: {
+      loading: {
+        duration: 3000,
+        progress: 80,
+      },
+      finish: {
+        duration: 300,
+        progress: 100,
+      },
+      error: {
+        duration: 400,
+        progress: 100,
+      },
+    },
+  },
   image: {
     preview: true,
   },

packages/components/config/src/types.ts

@@ -15,9 +15,10 @@ import type { ButtonSize } from '@idux/components/button'
 import type { CardSize } from '@idux/components/card'
 import type { CarouselDotPlacement, CarouselDotTrigger } from '@idux/components/carousel'
 import type { CascaderData } from '@idux/components/cascader'
-import type { DatePickerType } from '@idux/components/date-picker/src/types'
+import type { DatePickerType } from '@idux/components/date-picker'
 import type { FormLabelAlign, FormLayout, FormSize } from '@idux/components/form'
 import type { ListSize } from '@idux/components/list'
+import type { LoadingBarAnimation } from '@idux/components/loading-bar'
 import type { Locale } from '@idux/components/locales'
 import type { MenuData, MenuTheme } from '@idux/components/menu'
 import type { MessageType } from '@idux/components/message'
@@ -62,6 +63,7 @@ export interface GlobalConfig {
   input: InputConfig
   inputNumber: InputNumberConfig
   list: ListConfig
+  loadingBar: LoadingBarConfig
   image: ImageConfig
   imageViewer: ImageViewerConfig
   menu: MenuConfig
@@ -250,6 +252,11 @@ export interface ListConfig {
   borderless: boolean
 }
 
+export interface LoadingBarConfig {
+  mask: boolean
+  animation: LoadingBarAnimation
+}
+
 export interface ImageConfig {
   preview: boolean
 }

packages/components/default.less

@@ -68,3 +68,4 @@
 @import './typography/style/themes/default.less';
 @import './upload/style/themes/default.less';
 @import './watermark/style/themes/default.less';
+@import './loading-bar/style/themes/default.less';

packages/components/index.ts

@@ -35,6 +35,7 @@ import { IxInput } from '@idux/components/input'
 import { IxInputNumber } from '@idux/components/input-number'
 import { IxLayout, IxLayoutContent, IxLayoutFooter, IxLayoutHeader, IxLayoutSider } from '@idux/components/layout'
 import { IxList, IxListItem } from '@idux/components/list'
+import { IxLoadingBarProvider } from '@idux/components/loading-bar'
 import { IxMenu, IxMenuDivider, IxMenuItem, IxMenuItemGroup, IxMenuSub } from '@idux/components/menu'
 import { IxMessage, IxMessageProvider } from '@idux/components/message'
 import { IxModal, IxModalProvider } from '@idux/components/modal'
@@ -117,6 +118,7 @@ const components = [
   IxLayoutSider,
   IxList,
   IxListItem,
+  IxLoadingBarProvider,
   IxMenu,
   IxMenuDivider,
   IxMenuItem,
@@ -216,6 +218,7 @@ export * from '@idux/components/input'
 export * from '@idux/components/input-number'
 export * from '@idux/components/layout'
 export * from '@idux/components/list'
+export * from '@idux/components/loading-bar'
 export * from '@idux/components/locales'
 export * from '@idux/components/menu'
 export * from '@idux/components/message'

packages/components/loading-bar/__tests__/__snapshots__/loadingBar.spec.ts.snap

@@ -0,0 +1,6 @@
+// Vitest Snapshot v1
+
+exports[`LoadingBarProvider > render work 1`] = `
+"<!--teleport start-->
+<!--teleport end-->&lt;button&gt;ok&lt;/button&gt;"
+`;

packages/components/loading-bar/__tests__/loadingBar.spec.ts

@@ -0,0 +1,61 @@
+/* eslint-disable vue/one-component-per-file */
+import { MountingOptions, VueWrapper, flushPromises, mount } from '@vue/test-utils'
+
+import { renderWork } from '@tests'
+
+import IxLoadingBarProvider from '../src/LoadingBarProvider'
+import { LoadingBarProviderInstance, LoadingBarProviderProps } from '../src/types'
+
+describe('LoadingBarProvider', () => {
+  const sleepMs = (ms = 1000) => new Promise<void>(r => setTimeout(() => r(), ms))
+  const LoadingBarMount = (options?: MountingOptions<Partial<LoadingBarProviderProps>>) =>
+    mount(IxLoadingBarProvider, { ...options }) as VueWrapper<LoadingBarProviderInstance>
+
+  renderWork<LoadingBarProviderProps>(IxLoadingBarProvider, {
+    props: {},
+    slots: { default: () => `<button>ok</button>` },
+  })
+
+  test('render', async () => {
+    LoadingBarMount({ props: {}, slots: { default: () => `<button>ok</button>` } })
+    await flushPromises()
+
+    const containerEl = document.querySelector('.ix-loading-bar-container') as HTMLElement
+    expect(containerEl).not.toBeNull()
+
+    const loadingBarEl = document.querySelector('.ix-loading-bar') as HTMLElement
+    expect(loadingBarEl).not.toBeNull()
+    expect(window.getComputedStyle(loadingBarEl).display).toBe('none')
+
+    const maskEl = document.querySelector('.ix-loading-bar-mask') as HTMLElement
+    expect(maskEl).not.toBeNull()
+  })
+
+  test('start', async () => {
+    const wrapper = LoadingBarMount()
+    await flushPromises()
+    const loadingBarEl = document.querySelector('.ix-loading-bar') as HTMLElement
+    expect(loadingBarEl).not.toBeNull()
+    wrapper.vm.start()
+
+    await sleepMs(300)
+    expect(window.parseInt(window.getComputedStyle(loadingBarEl).maxWidth)).toBeLessThanOrEqual(80)
+    expect(document.querySelector('.ix-loading-bar--loading')).not.toBeNull()
+    wrapper.vm.finish()
+
+    await sleepMs(500)
+    expect(window.parseInt(window.getComputedStyle(loadingBarEl).maxWidth)).toBeLessThanOrEqual(100)
+  })
+
+  test('error', async () => {
+    const wrapper = LoadingBarMount()
+    await flushPromises()
+    const loadingBarEl = document.querySelector('.ix-loading-bar') as HTMLElement
+    expect(loadingBarEl).not.toBeNull()
+    wrapper.vm.error()
+    await sleepMs(100)
+    expect(document.querySelector('.ix-loading-bar--error')).not.toBeNull()
+    await sleepMs()
+    expect(window.parseInt(window.getComputedStyle(loadingBarEl).maxWidth)).toBeLessThanOrEqual(100)
+  })
+})

packages/components/loading-bar/__tests__/useLoadingBar.spec.ts

@@ -0,0 +1,41 @@
+/* eslint-disable vue/one-component-per-file */
+
+import { mount } from '@vue/test-utils'
+import { defineComponent } from 'vue'
+
+import IxLoadingBarProvider from '../src/LoadingBarProvider'
+import { LoadingBarProviderInstance } from '../src/types'
+import { useLoadingBar } from '../src/useLoadingBar'
+
+describe('LoadingBarProvider', () => {
+  test('no provider', async () => {
+    const Test = defineComponent({
+      setup() {
+        useLoadingBar()
+      },
+    })
+    expect(() => mount(Test)).toThrowError(/IxLoadingBarProvider/)
+  })
+
+  test('provider', async () => {
+    const Test = defineComponent({
+      setup(props, { expose }) {
+        expose(useLoadingBar())
+      },
+      render() {
+        return null
+      },
+    })
+    const wrapper = mount({
+      template: '<IxLoadingBarProvider><Test ref="test"></Test></IxLoadingBarProvider>',
+      components: {
+        IxLoadingBarProvider,
+        Test,
+      },
+    })
+    const instance = wrapper.vm.$refs['test'] as LoadingBarProviderInstance
+    expect(instance.start).not.toBeNull()
+    expect(instance.finish).not.toBeNull()
+    expect(instance.error).not.toBeNull()
+  })
+})

packages/components/loading-bar/demo/Basic.md

@@ -0,0 +1,14 @@
+---
+order: 0
+title:
+  zh: 基本使用
+  en: Basic usage
+---
+
+## zh
+
+最简单的用法。
+
+## en
+
+The simplest usage.

packages/components/loading-bar/demo/Basic.vue

@@ -0,0 +1,17 @@
+<template>
+  <IxSpace>
+    <IxButton @click="start()">开始</IxButton>
+    <IxButton @click="finish">结束</IxButton>
+    <IxButton @click="error">错误</IxButton>
+    <IxButton @click="autoExit">开始有遮罩，4s后自动结束</IxButton>
+  </IxSpace>
+</template>
+
+<script setup lang="ts">
+import { useLoadingBar } from '@idux/components/loading-bar'
+const { start, finish, error } = useLoadingBar()
+function autoExit() {
+  start({ mask: true })
+  setTimeout(() => finish(), 4000)
+}
+</script>

packages/components/loading-bar/docs/Design.zh.md

@@ -0,0 +1,3 @@
+## 组件定义
+
+## 使用场景

packages/components/loading-bar/docs/Index.zh.md

@@ -0,0 +1,40 @@
+---
+category: components
+type: 反馈
+order: 0
+title: LoadingBar
+subtitle: 加载进度条
+---
+
+## API
+
+使用 LoadingBar 只有一种方法，在 IxLoadingBarProvider 组件里面嵌套使用 `useLoadingBar`
+
+### IxLoadingProviderBar
+
+如果你想通过 `useLoadingBar` 来创建提示框，则你需要把组件包裹在 `IxLoadingBarProvider` 内部，因为这样才不会丢失应用的上下文信息。
+
+#### LoadingBarProviderProps
+
+| 名称 | 说明 | 类型  | 默认值 | 全局配置 | 备注 |
+| --- | --- | --- | --- | --- | --- |
+| mask | `start()`后是否同时显示遮罩 | - | false | ✅ | - |
+
+#### LoadingBarProviderMethods
+
+| 名称 | 说明 | 参数类型 | 备注 |
+| --- | --- | --- | --- |
+| `start` | 开始  | (LoadingBarOptions) => void | 加载并显示进度条到80%暂停 |
+| `finish` | 结束 | - | 继续加载进度条到100%，然后隐藏 |
+| `error` | 错误 | - | 加载并显示，进度条继续加载到100，然后隐藏 |
+
+<!--- insert less variable begin  --->
+## 主题变量
+
+| 名称 | default | seer | 备注 |
+| --- | --- | --- | --- |
+|`@loading-bar-height` | `2px` | - | - |
+|`@loading-bar-loading-color` | `@color-primary` | - | - |
+|`@loading-bar-error-color` | `@color-error`| - | - |
+
+<!--- insert less variable end  --->

packages/components/loading-bar/index.ts

@@ -0,0 +1,25 @@
+/**
+ * @license
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://github.com/IDuxFE/idux/blob/main/LICENSE
+ */
+
+import type { LoadingBarProviderComponent } from './src/types'
+
+import LoadingBarProvider from './src/LoadingBarProvider'
+
+const IxLoadingBarProvider = LoadingBarProvider as unknown as LoadingBarProviderComponent
+
+export { IxLoadingBarProvider }
+
+export { useLoadingBar } from './src/useLoadingBar'
+
+export type {
+  LoadingBarOptions,
+  LoadingBarAnimation,
+  LoadingBarProviderInstance,
+  LoadingBarProviderPublicProps as LoadingBarProviderProps,
+  LoadingBarProviderComponent,
+  LoadingBarProviderRef,
+} from './src/types'