refactor(v3): improve watch

build/build.js

@@ -27,9 +27,11 @@ if (process.env.UNI_PLATFORM === 'h5' && process.env.UNI_UI === 'true') {
   entry = './lib/' + process.env.UNI_PLATFORM + '/ui.js'
 }
 
+let formats = process.env.UNI_WATCH === 'true' ? 'umd' : 'umd-min'
 if (process.env.UNI_PLATFORM === 'app-plus' && process.env.UNI_VIEW === 'true') {
   name = 'uni'
   filename = 'view'
+  formats = 'umd'
   entry = './lib/' + process.env.UNI_PLATFORM + '/view.js'
 }
 service.run('build', {
@@ -37,11 +39,11 @@ service.run('build', {
   filename,
   watch: process.env.UNI_WATCH === 'true',
   target: 'lib',
-  formats: process.env.UNI_WATCH === 'true' ? 'umd' : 'umd-min',
+  formats,
   entry,
   clean: !process.env.UNI_VIEW,
   mode: process.env.NODE_ENV
-}).then(function () {
+}).then(function() {
   if (
     process.env.UNI_WATCH !== 'true' &&
     process.env.UNI_UI !== 'true' &&
@@ -62,7 +64,7 @@ if (process.env.UNI_PLATFORM === 'h5' && process.env.UNI_WATCH === 'false') {
   const packageJsonPath = path.join(packagePath, 'package.json')
   del(path.join(packagePath, '{lib,src}'))
     .then(() => {
-      copy([path.join(__dirname, '../{lib,src}/**/*')], packagePath, function (err, file) {
+      copy([path.join(__dirname, '../{lib,src}/**/*')], packagePath, function(err, file) {
         if (err) {
           throw err
         }

packages/uni-cli-shared/lib/platform.js

@@ -129,8 +129,16 @@ const PLATFORMS = {
       '--window-bottom': '0px'
     },
     copyWebpackOptions ({
-      assetsDir
+      assetsDir,
+      vueOptions
     }) {
+      if (
+        vueOptions.pluginOptions['uni-app-plus'] &&
+        vueOptions.pluginOptions['uni-app-plus']['view']
+      ) { // app-view 无需拷贝资源(app-service 已经做了)
+        return []
+      }
+
       const files = ['hybrid/html']
       let wxcomponents = []
       if (!process.env.UNI_USING_NATIVE && !process.env.UNI_USING_V3) {
@@ -143,7 +151,6 @@ const PLATFORMS = {
       if (process.env.UNI_USING_V3) {
         view = getCopyOptions([
           require.resolve('@dcloudio/uni-app-plus/dist/view.css'),
-          // TODO view.umd.min.js
           require.resolve('@dcloudio/uni-app-plus/dist/view.umd.js')
         ])
         template = getCopyOptions([path.resolve(__dirname, '../template')])

packages/vue-cli-plugin-hbuilderx/packages/webpack-app-plus-plugin/index.js

@@ -9,24 +9,64 @@ const {
 let serviceCompiled = true
 let viewCompiled = true
 
+
+const serviceChangedFiles = []
+const viewChangedFiles = []
+
+let isFirst = true
 class WebpackAppPlusPlugin {
   apply(compiler) {
     if (process.env.UNI_USING_V3) {
+
+      const chunkVersions = {}
+
       const isAppService = compiler.options.entry['app-service']
       const isAppView = compiler.options.entry['app-view']
+
       compiler.hooks.beforeCompile.tapAsync('WebpackAppPlusPlugin', (params, callback) => {
         isAppService && (serviceCompiled = false)
         isAppView && (viewCompiled = false)
         callback()
       })
+
+      compiler.hooks.emit.tapAsync('WebpackAppPlusPlugin', (compilation, callback) => {
+
+        isAppService && (serviceChangedFiles.length = 0)
+        isAppView && (viewChangedFiles.length = 0)
+
+        const changedChunks = compilation.chunks.filter(chunk => {
+          const oldVersion = chunkVersions[chunk.name]
+          chunkVersions[chunk.name] = chunk.hash
+          return chunk.hash !== oldVersion
+        })
+        changedChunks.map(chunk => {
+          if (Array.isArray(chunk.files)) {
+            chunk.files.forEach(file => {
+              if (isAppService) {
+                !serviceChangedFiles.includes(file) && (serviceChangedFiles.push(file))
+              } else if (isAppView) {
+                !viewChangedFiles.includes(file) && (viewChangedFiles.push(file))
+              }
+            })
+          }
+        })
+        callback()
+      })
+
       compiler.hooks.done.tapPromise('WebpackAppPlusPlugin', compilation => {
         return new Promise((resolve, reject) => {
           isAppService && (serviceCompiled = true)
           isAppView && (viewCompiled = true)
 
           if (serviceCompiled && viewCompiled) {
+            const changedFiles = [...new Set([...serviceChangedFiles, ...viewChangedFiles])]
             if (process.env.NODE_ENV === 'development') {
+              if (!isFirst && changedFiles.length > 0) {
+                done(`Build complete. FILES:` + JSON.stringify(changedFiles))
+              } else {
                 done(`Build complete. Watching for changes...`)
+              }
+              isFirst = false
             } else {
               done(`Build complete. `)
             }

packages/vue-cli-plugin-uni/lib/app-plus/index.js

@@ -75,7 +75,7 @@ const v3 = {
 
     return {
       devtool,
-      mode: isAppView ? 'production' : process.env.NODE_ENV,
+      mode: process.env.NODE_ENV,
       externals: {
         vue: 'Vue'
       },

packages/vue-cli-plugin-uni/lib/configure-webpack.js

@@ -174,7 +174,7 @@ module.exports = function configureWebpack (platformOptions, manifestPlatformOpt
       'node_modules')
 
     const plugins = [
-      new CopyWebpackPlugin(getCopyWebpackPluginOptions(manifestPlatformOptions))
+      new CopyWebpackPlugin(getCopyWebpackPluginOptions(manifestPlatformOptions, vueOptions))
     ]
 
     if (process.UNI_SCRIPT_ENV && Object.keys(process.UNI_SCRIPT_ENV).length) {

packages/vue-cli-plugin-uni/lib/copy-webpack-options.js

 const assetsDir = 'static'
 
-function getCopyWebpackPluginOptions (manifestPlatformOptions) {
+function getCopyWebpackPluginOptions (manifestPlatformOptions, vueOptions) {
   const {
     getPlatformCopy
   } = require('@dcloudio/uni-cli-shared/lib/platform')
 
   return getPlatformCopy()({
     assetsDir,
-    manifestPlatformOptions
+    manifestPlatformOptions,
+    vueOptions
   })
 }
 

packages/vue-cli-plugin-uni/packages/webpack-uni-app-loader/view/main.js

@@ -93,7 +93,7 @@ function getStylesCode(loaderContext) {
 
 module.exports = function(source, map) {
   return `
-import 'uni-pages'
+import 'uni-pages?${JSON.stringify({type:'view'})}'
 function initView(){
     ${getStylesCode(this)}
     injectStyles()

packages/webpack-uni-pages-loader/lib/index-new.js

 const fs = require('fs')
 const path = require('path')
 
+const loaderUtils = require('loader-utils')
+
 const {
   parsePages,
   normalizePath,
@@ -32,6 +34,12 @@ function renameUsingComponents (jsonObj) {
 module.exports = function (content) {
   this.cacheable && this.cacheable()
 
+  let isAppView = false
+  if (this.resourceQuery) {
+    const params = loaderUtils.parseQuery(this.resourceQuery)
+    isAppView = params.type === 'view'
+  }
+
   const pagesJsonJsPath = path.resolve(process.env.UNI_INPUT_DIR, pagesJsonJsFileName)
   const manifestJsonPath = path.resolve(process.env.UNI_INPUT_DIR, 'manifest.json')
   const manifestJson = parseManifestJson(fs.readFileSync(manifestJsonPath, 'utf8'))
@@ -69,7 +77,7 @@ module.exports = function (content) {
   const jsonFiles = require('./platforms/' + process.env.UNI_PLATFORM)(pagesJson, manifestJson)
 
   if (jsonFiles && jsonFiles.length) {
-    if (process.env.UNI_USING_V3) {
+    if (process.env.UNI_USING_V3 && !isAppView) { // app-view 不需要生成 app-config-service.js,manifest.json
       let appConfigContent = ''
       jsonFiles.forEach(jsonFile => {
         if (jsonFile) {