lauch mini program on Android

android/src/main/kotlin/com/jarvan/fluwx/FluwxPlugin.kt

@@ -24,20 +24,21 @@ import io.flutter.plugin.common.MethodChannel.MethodCallHandler
 import io.flutter.plugin.common.MethodChannel.Result
 import io.flutter.plugin.common.PluginRegistry.Registrar
 
-class FluwxPlugin(private val registrar: Registrar,private val channel: MethodChannel) : MethodCallHandler {
+class FluwxPlugin(private val registrar: Registrar, private val channel: MethodChannel) : MethodCallHandler {
     companion object {
         @JvmStatic
         fun registerWith(registrar: Registrar): Unit {
             val channel = MethodChannel(registrar.messenger(), "com.jarvanmo/fluwx")
             WXAPiHandler.setRegistrar(registrar)
             FluwxResponseHandler.setMethodChannel(channel)
-            channel.setMethodCallHandler(FluwxPlugin(registrar,channel))
+            channel.setMethodCallHandler(FluwxPlugin(registrar, channel))
         }
     }
 
     private val fluwxShareHandler = FluwxShareHandler()
     private val fluwxAuthHandler = FluwxAuthHandler()
-    private val fluwxPayHandler =FluwxPayHandler()
+    private val fluwxPayHandler = FluwxPayHandler()
+    private val fluwxLaunchMiniProgramHandler = FluwxLaunchMiniProgramHandler()
 
     init {
         fluwxShareHandler.setRegistrar(registrar)
@@ -72,6 +73,11 @@ class FluwxPlugin(private val registrar: Registrar,private val channel: MethodCh
             return
         }
 
+        if (call.method ==  WeChatPluginMethods.LAUNCH_MINI_PROGRAM){
+            fluwxLaunchMiniProgramHandler.launchMiniProgram(call,result)
+            return
+        }
+
         if (call.method.startsWith("share")) {
             fluwxShareHandler.handle(call, result)
         } else {

android/src/main/kotlin/com/jarvan/fluwx/constant/WeChatPluginMethods.java

@@ -9,6 +9,7 @@ public class WeChatPluginMethods {
     public static final String REGISTER_APP = "registerApp";
     public static final String UNREGISTER_APP = "unregisterApp";
     public static final String WE_CHAT_SHARE_RESPONSE = "onShareResponse";
+    public static final String  WE_CHAT_LAUNCHMINIPROGRAM_RESPONSE ="onLaunchMiniProgramResponse";
 
     public static final String IS_WE_CHAT_INSTALLED = "isWeChatInstalled";
 
@@ -19,6 +20,7 @@ public class WeChatPluginMethods {
     public static final String SHARE_WEB_PAGE = "shareWebPage";
     public static final String SHARE_MINI_PROGRAM = "shareMiniProgram";
 
+    public static final String LAUNCH_MINI_PROGRAM  = "launchMiniProgram";
     public static final String PAY = "payWithFluwx";
     public static final String WE_CHAT_PAY_RESPONSE = "onPayResponse";
 

android/src/main/kotlin/com/jarvan/fluwx/handler/FluwxLaunchMiniProgramHandler.kt

+package com.jarvan.fluwx.handler
+
+import io.flutter.plugin.common.MethodCall
+import io.flutter.plugin.common.MethodChannel
+import com.tencent.mm.opensdk.modelbiz.WXLaunchMiniProgram
+
+
+
+internal class FluwxLaunchMiniProgramHandler {
+
+    fun launchMiniProgram(call: MethodCall,result: MethodChannel.Result){
+        val req = WXLaunchMiniProgram.Req()
+        req.userName = call.argument<String?>("userName") // 填小程序原始id
+        req.path = call.argument<String?>("path")                  //拉起小程序页面的可带参路径，不填默认拉起小程序首页
+        val type = call.argument("miniProgramType")?:0
+        req.miniprogramType = when(type){
+            1 -> WXLaunchMiniProgram.Req.MINIPROGRAM_TYPE_TEST
+            2-> WXLaunchMiniProgram.Req.MINIPROGRAM_TYPE_PREVIEW
+            else-> WXLaunchMiniProgram.Req.MINIPTOGRAM_TYPE_RELEASE
+        }// 可选打开 开发版，体验版和正式版
+        result.success(WXAPiHandler.wxApi?.sendReq(req))
+    }
+}
\ No newline at end of file

android/src/main/kotlin/com/jarvan/fluwx/handler/FluwxPayHandler.kt

@@ -18,7 +18,6 @@ package com.jarvan.fluwx.handler
 import com.jarvan.fluwx.constant.CallResult
 import com.jarvan.fluwx.constant.WechatPluginKeys
 import com.tencent.mm.opensdk.modelpay.PayReq
-import com.tencent.mm.opensdk.openapi.WXAPIFactory
 import io.flutter.plugin.common.MethodCall
 import io.flutter.plugin.common.MethodChannel
 

android/src/main/kotlin/com/jarvan/fluwx/handler/FluwxResponseHandler.kt

@@ -18,6 +18,7 @@ package com.jarvan.fluwx.handler
 import com.jarvan.fluwx.constant.WeChatPluginMethods
 import com.jarvan.fluwx.constant.WechatPluginKeys
 import com.tencent.mm.opensdk.modelbase.BaseResp
+import com.tencent.mm.opensdk.modelbiz.WXLaunchMiniProgram
 import com.tencent.mm.opensdk.modelmsg.SendAuth
 import com.tencent.mm.opensdk.modelmsg.SendMessageToWX
 import com.tencent.mm.opensdk.modelpay.PayResp
@@ -38,15 +39,28 @@ object FluwxResponseHandler {
 
 
     fun handleResponse(response: BaseResp) {
-        if (response is SendAuth.Resp) {
-            handleAuthResponse(response)
-        } else if (response is SendMessageToWX.Resp) {
-            handleSendMessageResp(response)
-        } else if (response is PayResp) {
-            handlePayResp(response)
+        when (response) {
+            is SendAuth.Resp -> handleAuthResponse(response)
+            is SendMessageToWX.Resp -> handleSendMessageResp(response)
+            is PayResp -> handlePayResp(response)
+            is WXLaunchMiniProgram.Resp -> handleLaunchMiniProgramResponse(response)
         }
     }
 
+    private fun handleLaunchMiniProgramResponse(response: WXLaunchMiniProgram.Resp) {
+        val result = mapOf(
+                errStr to response.errStr,
+                WechatPluginKeys.TRANSACTION to response.transaction,
+                type to response.type,
+                errCode to response.errCode,
+                openId to response.openId,
+                "extMsg" to response.extMsg,
+                WechatPluginKeys.PLATFORM to WechatPluginKeys.ANDROID
+        )
+
+        channel?.invokeMethod(WeChatPluginMethods.WE_CHAT_LAUNCHMINIPROGRAM_RESPONSE, result)
+    }
+
     private fun handlePayResp(response: PayResp) {
 
         val result = mapOf(

android/src/main/kotlin/com/jarvan/fluwx/handler/FluwxShareHandler.kt

@@ -25,7 +25,6 @@ import io.flutter.plugin.common.MethodCall
 import io.flutter.plugin.common.MethodChannel
 import io.flutter.plugin.common.PluginRegistry
 import kotlinx.coroutines.experimental.*
-import kotlinx.coroutines.experimental.android.UI
 
 
 /***

lib/src/models/wechat_response.dart

@@ -83,12 +83,8 @@ class WeChatLaunchMiniProgramResponse {
   final int errCode;
   final String androidOpenId;
   final String iOSDescription;
-  final String country;
-  final String lang;
-  final String code;
-  final String androidUrl;
-  final String state;
   final String androidTransaction;
+  final String extMsg;
 
   WeChatLaunchMiniProgramResponse.fromMap(Map map)
       : errStr = map["errStr"],
@@ -96,12 +92,8 @@ class WeChatLaunchMiniProgramResponse {
         errCode = map["errCode"],
         androidOpenId = map["openId"],
         iOSDescription = map["description"],
-        country = map["country"],
-        lang = map["lang"],
-        code = map["code"],
-        androidUrl = map["url"],
-        state = map["state"],
-        androidTransaction = map["transaction"];
+        androidTransaction = map["transaction"],
+        extMsg = map["extMsg"];
 }