fix: request 支持 responseType 值为 arraybuffer（app-plus）

src/core/helpers/protocol/network/request.js

@@ -13,11 +13,11 @@ const method = {
   CONNECT: 'CONNECT'
 }
 const dataType = {
-  JSON: 'JSON'
+  JSON: 'json'
 }
 const responseType = {
-  TEXT: 'TEXT',
-  ARRAYBUFFER: 'ARRAYBUFFER'
+  TEXT: 'text',
+  ARRAYBUFFER: 'arraybuffer'
 }
 
 const encode = encodeURIComponent
@@ -83,13 +83,13 @@ export const request = {
   dataType: {
     type: String,
     validator (value, params) {
-      params.dataType = (value || dataType.JSON).toUpperCase()
+      params.dataType = (value || dataType.JSON).toLowerCase()
     }
   },
   responseType: {
     type: String,
     validator (value, params) {
-      value = (value || '').toUpperCase()
+      value = (value || '').toLowerCase()
       params.responseType = Object.values(responseType).indexOf(value) < 0 ? responseType.TEXT : value
     }
   }

src/platforms/app-plus/service/api/network/request.js

 import {
   publish,
-  requireNativePlugin
+  requireNativePlugin,
+  base64ToArrayBuffer
 } from '../../bridge'
 
 let requestTaskId = 0
@@ -15,7 +16,8 @@ export function createRequestTaskById (requestTaskId, {
   url,
   data,
   header,
-  method = 'GET'
+  method = 'GET',
+  responseType
 } = {}) {
   const stream = requireNativePlugin('stream')
   const headers = {}
@@ -53,7 +55,7 @@ export function createRequestTaskById (requestTaskId, {
     url: url.trim(),
     // weex 官方文档有误，headers 类型实际 object，用 string 类型会无响应
     headers,
-    type: 'text',
+    type: responseType === 'arraybuffer' ? 'base64' : 'text',
     // weex 官方文档未说明实际支持 timeout，单位：ms
     timeout: timeout || 6e5
   }
@@ -62,6 +64,7 @@ export function createRequestTaskById (requestTaskId, {
   }
   try {
     stream.fetch(options, ({
+      ok,
       status,
       data,
       headers
@@ -77,7 +80,7 @@ export function createRequestTaskById (requestTaskId, {
         publishStateChange({
           requestTaskId,
           state: 'success',
-          data,
+          data: ok && responseType === 'arraybuffer' ? base64ToArrayBuffer(data) : data,
           statusCode,
           header: headers
         })

src/platforms/app-plus/service/bridge.js

+import {
+  decode
+} from 'base64-arraybuffer'
+
 export {
   pack,
   unpack,
   invoke
-}
-  from 'uni-core/service/bridge'
+} from 'uni-core/service/bridge'
 
 export function requireNativePlugin (name) {
   return uni.requireNativePlugin(name)
@@ -62,3 +65,7 @@ export function isTabBarPage (path = '') {
   }
   return false
 }
+
+export function base64ToArrayBuffer (data) {
+  return decode(data)
+}

src/platforms/h5/service/api/network/request.js

@@ -115,12 +115,12 @@ export function request ({
       errMsg: 'request:fail timeout'
     })
   }, timeout)
-  xhr.responseType = responseType.toLowerCase()
+  xhr.responseType = responseType
   xhr.onload = function () {
     clearTimeout(timer)
     let statusCode = xhr.status
-    let res = responseType === 'TEXT' ? xhr.responseText : xhr.response
-    if (responseType === 'TEXT' && dataType === 'JSON') {
+    let res = responseType === 'text' ? xhr.responseText : xhr.response
+    if (responseType === 'text' && dataType === 'json') {
       try {
         res = JSON.parse(res)
       } catch (error) {