From 8b362370a1c0cec2e954fe66efd8d8c7b974a1bf Mon Sep 17 00:00:00 2001
From: xiaoyucoding <xiaoyucoding@126.com>
Date: Wed, 24 Apr 2019 21:23:43 +0800
Subject: [PATCH] =?UTF-8?q?perf:=20=E4=BC=98=E5=8C=96=20API=20=E5=85=BC?=
 =?UTF-8?q?=E5=AE=B9=E6=80=A7=E7=9A=84=E5=A4=84=E7=90=86?=
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---
 src/core/runtime/index.js                      | 13 ++++++++++++-
 src/core/runtime/wrapper.js                    |  2 +-
 .../app-plus/service/api/protocols.js          |  4 +++-
 .../mp-alipay/service/api/protocols.js         | 18 +++++++++++-------
 .../mp-baidu/service/api/protocols.js          | 15 +++++++++------
 .../mp-toutiao/service/api/protocols.js        | 15 +++++++++------
 .../mp-weixin/service/api/protocols.js         |  4 +++-
 7 files changed, 48 insertions(+), 23 deletions(-)

diff --git a/src/core/runtime/index.js b/src/core/runtime/index.js
index 8a4538ed5..9e7304fc6 100644
--- a/src/core/runtime/index.js
+++ b/src/core/runtime/index.js
@@ -18,7 +18,18 @@ import * as extraApi from './extra'
 
 import * as api from 'uni-platform/service/api/index.js'
 
-import protocols from 'uni-platform/service/api/protocols'
+import { protocols, todos, canIUses } from 'uni-platform/service/api/protocols'
+
+todos.forEach(todoApi => {
+  protocols[todoApi] = false
+})
+
+canIUses.forEach(canIUseApi => {
+  const apiName = protocols[canIUseApi] && protocols[canIUseApi].name ? protocols[canIUseApi].name : canIUseApi
+  if (!__GLOBAL__.canIUse(apiName)) {
+    protocols[canIUseApi] = false
+  }
+})
 
 let uni = {}
 
diff --git a/src/core/runtime/wrapper.js b/src/core/runtime/wrapper.js
index f6a3e7e21..f04beb6d6 100644
--- a/src/core/runtime/wrapper.js
+++ b/src/core/runtime/wrapper.js
@@ -10,7 +10,7 @@ import {
   isContextApi
 } from '../helpers/promise'
 
-import protocols from 'uni-platform/service/api/protocols'
+import { protocols } from 'uni-platform/service/api/protocols'
 
 const CALLBACKS = ['success', 'fail', 'cancel', 'complete']
 
diff --git a/src/platforms/app-plus/service/api/protocols.js b/src/platforms/app-plus/service/api/protocols.js
index b1c6ea436..93855999b 100644
--- a/src/platforms/app-plus/service/api/protocols.js
+++ b/src/platforms/app-plus/service/api/protocols.js
@@ -1 +1,3 @@
-export default {}
+export const protocols = {}
+export const todos = []
+export const canIUses = []
diff --git a/src/platforms/mp-alipay/service/api/protocols.js b/src/platforms/mp-alipay/service/api/protocols.js
index a09d39638..56a11dc83 100644
--- a/src/platforms/mp-alipay/service/api/protocols.js
+++ b/src/platforms/mp-alipay/service/api/protocols.js
@@ -1,5 +1,5 @@
 // 不支持的 API 列表
-const TODOS = [
+const todos = [
   'saveImageToPhotosAlbum',
   'getRecorderManager',
   'getBackgroundAudioManager',
@@ -24,7 +24,6 @@ const TODOS = [
   'hideTabBarRedDot',
   'setBackgroundColor',
   'setBackgroundTextStyle',
-  'startPullDownRefresh',
   'createIntersectionObserver',
   'authorize',
   'openSetting',
@@ -45,6 +44,11 @@ const TODOS = [
   'offWindowResize'
 ]
 
+// 存在兼容性的 API 列表
+const canIUses = [
+  'startPullDownRefresh'
+]
+
 function _handleNetworkInfo (result) {
   switch (result.networkType) {
     case 'NOTREACHABLE':
@@ -359,8 +363,8 @@ const protocols = { // 需要做转换的 API 列表
   }
 }
 
-TODOS.forEach(todoApi => {
-  protocols[todoApi] = false
-})
-
-export default protocols
+export {
+  protocols,
+  todos,
+  canIUses
+}
diff --git a/src/platforms/mp-baidu/service/api/protocols.js b/src/platforms/mp-baidu/service/api/protocols.js
index 4bdc421b6..1bb1bd35d 100644
--- a/src/platforms/mp-baidu/service/api/protocols.js
+++ b/src/platforms/mp-baidu/service/api/protocols.js
@@ -1,5 +1,5 @@
 // 不支持的 API 列表
-const TODOS = [
+const todos = [
   'hideKeyboard',
   'onGyroscopeChange',
   'startGyroscope',
@@ -32,6 +32,9 @@ const TODOS = [
   'offWindowResize'
 ]
 
+// 存在兼容性的 API 列表
+const canIUses = []
+
 function createTodoMethod (contextName, methodName) {
   return function unsupported () {
     console.error(`__PLATFORM_TITLE__ ${contextName}暂不支持${methodName}`)
@@ -93,8 +96,8 @@ const protocols = {
   }
 }
 
-TODOS.forEach(todoApi => {
-  protocols[todoApi] = false
-})
-
-export default protocols
+export {
+  protocols,
+  todos,
+  canIUses
+}
diff --git a/src/platforms/mp-toutiao/service/api/protocols.js b/src/platforms/mp-toutiao/service/api/protocols.js
index a830d52bb..0f99ee949 100644
--- a/src/platforms/mp-toutiao/service/api/protocols.js
+++ b/src/platforms/mp-toutiao/service/api/protocols.js
@@ -1,5 +1,5 @@
 // 不支持的 API 列表
-const TODOS = [
+const todos = [
   'hideKeyboard',
   'onSocketOpen',
   'onSocketError',
@@ -81,6 +81,9 @@ const TODOS = [
   'offWindowResize'
 ]
 
+// 存在兼容性的 API 列表
+const canIUses = []
+
 // 需要做转换的 API 列表
 const protocols = {
   chooseImage: {
@@ -154,8 +157,8 @@ const protocols = {
   }
 }
 
-TODOS.forEach(todoApi => {
-  protocols[todoApi] = false
-})
-
-export default protocols
+export {
+  protocols,
+  todos,
+  canIUses
+}
diff --git a/src/platforms/mp-weixin/service/api/protocols.js b/src/platforms/mp-weixin/service/api/protocols.js
index b1c6ea436..93855999b 100644
--- a/src/platforms/mp-weixin/service/api/protocols.js
+++ b/src/platforms/mp-weixin/service/api/protocols.js
@@ -1 +1,3 @@
-export default {}
+export const protocols = {}
+export const todos = []
+export const canIUses = []
-- 
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