refactor app_id generate

android/build.gradle

@@ -3,6 +3,8 @@ import org.yaml.snakeyaml.Yaml
 group 'com.jarvan.fluwx'
 version '1.0-SNAPSHOT'
 
+Map projectYaml = loadPubspec()
+
 buildscript {
     ext.kotlin_version = '1.7.10'
     repositories {
@@ -31,14 +33,14 @@ android {
     compileSdk 31
 
     sourceSets {
-        main.java.srcDirs += 'src/main/kotlin'
+        main.java.srcDirs += ['src/main/kotlin',"${buildDir}/generated/main/kotlin"]
         test.java.srcDirs += 'src/test/kotlin'
     }
 
     defaultConfig {
         minSdkVersion 16
         consumerProguardFiles 'consumer-proguard-rules.txt'
-        manifestPlaceholders = loadManifestPlaceholder()
+        manifestPlaceholders = loadManifestPlaceholder(projectYaml)
     }
 
     dependencies {
@@ -64,12 +66,16 @@ android {
     }
 }
 
-Map loadManifestPlaceholder() {
+Map loadPubspec() {
     def path = rootProject.projectDir.parent + File.separator + "pubspec.yaml"
     InputStream input = new FileInputStream(new File(path))
     Yaml yaml = new Yaml()
     Map projectConfig = yaml.load(input)
-    String appId = ""
+
+    return projectConfig
+}
+
+static def loadManifestPlaceholder(Map projectConfig) {
     String interruptWxRequest = "true"
     String flutterActivity = ""
     String debugLogging = "disabled"
@@ -95,8 +101,37 @@ Map loadManifestPlaceholder() {
 
     }
 
-    return ["WeChatAppId": appId,
-            "InterruptWeChatRequestByFluwx": interruptWxRequest,
-            "FluwxFlutterActivity": flutterActivity,
-            "WeChatDebugLogging": debugLogging]
+    return ["InterruptWeChatRequestByFluwx": interruptWxRequest,
+            "FluwxFlutterActivity"         : flutterActivity,
+            "WeChatDebugLogging"           : debugLogging]
+}
+
+tasks.register("generateFluwxHelperFile") {
+    Map config = loadPubspec()
+    Map fluwx = (Map) config.get("fluwx")
+
+    if (fluwx) {
+        String appId = (String) fluwx.get("app_id")
+        if (appId == null) {
+            appId = ""
+        }
+        File generateFolder = new File("${buildDir}/generated/main/kotlin/com/jarvan/fluwx")
+        String template = "package com.jarvan.fluwx\n" +
+                "// auto generated\n" +
+                "object FluwxHelper {\n" +
+                "    val appId:String =\"&&PLACEHOLDER&&\";\n" +
+                "}"
+        if (!generateFolder.exists()) {
+            generateFolder.mkdirs()
+        }
+
+        file("${generateFolder.absolutePath}/FluwxHelper.kt").text = template.replace("&&PLACEHOLDER&&", appId)
+
+    }
+
 }
+
+
+tasks.named("build").configure {
+    dependsOn("generateFluwxHelperFile")
+}
\ No newline at end of file

android/src/main/AndroidManifest.xml

@@ -12,10 +12,6 @@
 
     <application>
 
-        <meta-data
-            android:name="WeChatAppId"
-            android:value="${WeChatAppId}" />
-
         <meta-data
             android:name="InterruptWeChatRequestByFluwx"
             android:value="${InterruptWeChatRequestByFluwx}" />

android/src/main/kotlin/com/jarvan/fluwx/wxapi/FluwxWXEntryActivity.kt

@@ -19,6 +19,7 @@ import android.app.Activity
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.os.Bundle
+import com.jarvan.fluwx.FluwxHelper
 import com.jarvan.fluwx.handlers.FluwxResponseHandler
 import com.jarvan.fluwx.handlers.FluwxRequestHandler
 import com.jarvan.fluwx.handlers.WXAPiHandler
@@ -39,9 +40,8 @@ open class FluwxWXEntryActivity : Activity(), IWXAPIEventHandler {
 
         try {
             if (!WXAPiHandler.wxApiRegistered) {
-                val appInfo = packageManager.getApplicationInfo(packageName, PackageManager.GET_META_DATA)
-                val wechatAppId = appInfo.metaData.getString("WeChatAppId")
-                if (wechatAppId != null) {
+                val wechatAppId = FluwxHelper.appId
+                if (wechatAppId.isNotBlank()) {
                     WXAPiHandler.setupWxApi(wechatAppId,this)
                     WXAPiHandler.coolBoot = true
                 } else {

example/android/app/src/main/AndroidManifest.xml

@@ -16,14 +16,6 @@
         android:icon="@mipmap/ic_launcher"
         android:label="fluwx_example">
 
-        <meta-data
-            android:name="weChatAppId"
-            android:value="12345678" />
-
-        <meta-data
-            android:name="handleWeChatRequestByFluwx"
-            android:value="true" />
-
         <activity
             android:name=".MainActivity"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"