feat(mp): copy theme.json use themeLocation

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

 const fs = require('fs')
 const path = require('path')
+const { parseJson } = require('./json')
 
 const {
   getJson
@@ -15,8 +16,8 @@ function parseThemeByJsonStr (jsonStr, keys, theme) {
   return jsonStr
 }
 
-function hasTheme (themeLocation = '') {
-  const themeJsonPath = path.join(process.env.UNI_INPUT_DIR, themeLocation || 'theme.json')
+function hasTheme (themeLocation = 'theme.json') {
+  const themeJsonPath = path.join(process.env.UNI_INPUT_DIR, themeLocation)
   return fs.existsSync(themeJsonPath)
 }
 
@@ -32,7 +33,7 @@ module.exports = {
   hasTheme,
   initTheme (manifestJson = {}) {
     const platform = process.env.UNI_PLATFORM
-    const themeLocation = (manifestJson[platform] || {}).themeLocation
+    const themeLocation = (manifestJson[platform] || {}).themeLocation || 'theme.json'
     if (!hasTheme(themeLocation)) {
       return
     }
@@ -40,7 +41,7 @@ module.exports = {
       return
     }
     try {
-      themeConfig = getJson(themeLocation || 'theme.json', true)
+      themeConfig = getJson(themeLocation, true)
       global.uniPlugin.defaultTheme = themeConfig.light
     } catch (e) {
       console.error(e)
@@ -59,5 +60,13 @@ module.exports = {
       return parseThemeByJsonStr(json, keys, theme)
     }
     return JSON.parse(parseThemeByJsonStr(JSON.stringify(json), keys, theme))
+  },
+  copyMiniProgramThemeJson (platformOptions, vueOptions) {
+    platformOptions.themeLocation || (platformOptions.themeLocation = 'theme.json')
+    return {
+      from: path.resolve(process.env.UNI_INPUT_DIR, platformOptions.themeLocation),
+      to: path.resolve(process.env.UNI_OUTPUT_DIR, platformOptions.themeLocation),
+      transform: content => JSON.stringify(parseJson(content.toString(), true))
+    }
   }
 }

packages/uni-mp-lark/lib/uni.config.js

+const { copyMiniProgramThemeJson } = require('@dcloudio/uni-cli-shared/lib/theme')
+
 module.exports = {
   options: {
     cssVars: {
@@ -16,10 +18,13 @@ module.exports = {
     darkmode: true
   },
   copyWebpackOptions (platformOptions, vueOptions) {
-    const copyOptions = ['ttcomponents', 'theme.json']
+    const copyOptions = ['ttcomponents']
     global.uniModules.forEach(module => {
       copyOptions.push('uni_modules/' + module + '/ttcomponents')
     })
+
+    copyOptions.push(copyMiniProgramThemeJson(platformOptions, vueOptions))
+
     return copyOptions
   }
 }

packages/uni-mp-weixin/lib/uni.config.js

 const fs = require('fs')
 const path = require('path')
 const { parseJson } = require('@dcloudio/uni-cli-shared/lib/json')
+const { copyMiniProgramThemeJson } = require('@dcloudio/uni-cli-shared/lib/theme')
 
 const COMPONENTS_DIR_NAME = 'wxcomponents'
 
@@ -26,7 +27,6 @@ module.exports = {
   copyWebpackOptions (platformOptions, vueOptions) {
     const CopyWebpackPluginVersion = Number(require('copy-webpack-plugin/package.json').version.split('.')[0])
     const copyOptions = [
-      'theme.json',
       'sitemap.json',
       'ext.json',
       'custom-tab-bar',
@@ -41,6 +41,8 @@ module.exports = {
       })
     }
 
+    copyOptions.push(copyMiniProgramThemeJson(platformOptions, vueOptions))
+
     const workers = platformOptions.workers
     workers && copyOptions.push(workers)