update

app/src/main/AndroidManifest.xml

@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools" >
+    xmlns:tools="http://schemas.android.com/tools">
 
     <application
+        android:name=".App"
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"
@@ -10,10 +11,11 @@
         android:label="@string/app_name"
         android:supportsRtl="true"
         android:theme="@style/Theme.MusicPlayerForSubsonic"
-        tools:targetApi="31" >
+        android:usesCleartextTraffic="true"
+        tools:targetApi="31">
         <activity
             android:name=".MainActivity"
-            android:exported="true" >
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

app/src/main/java/com/yutou/musicplayer/App.kt

@@ -0,0 +1,9 @@
+package com.yutou.musicplayer
+
+import android.app.Application
+
+class App : Application() {
+    override fun onCreate() {
+        super.onCreate()
+    }
+}

app/src/main/java/com/yutou/musicplayer/MainActivity.kt

@@ -2,10 +2,21 @@ package com.yutou.musicplayer
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.util.Log
+import android.widget.TextView
+import android.widget.Toast
+import com.yutou.musicplayer.net.NetManager
+import com.yutou.musicplayer.net.NetManager.Companion.userLogin
 
 class MainActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+        findViewById<TextView>(R.id.textView).setOnClickListener { view ->
+            userLogin("yutou","34864394"){
+                Log.i("登录信息", "onCreate: $it")
+                (view as TextView).text=it
+            }
+        }
     }
 }

app/src/main/java/com/yutou/musicplayer/net/NetManager.kt

@@ -0,0 +1,22 @@
+package com.yutou.musicplayer.net
+
+import com.drake.net.Post
+import com.drake.net.utils.scopeNet
+import kotlinx.coroutines.launch
+
+class NetManager {
+    companion object {
+        /**
+         * 用户登录
+         */
+        inline fun userLogin(uname: String, password: String, crossinline block: (String) -> Unit) {
+            scopeNet {
+                val data = Post<String>("http://music.cnmglz.com/auth/login") {
+                    json("{\"username\":\"$uname\",\"password\":\"$password\"}")
+                }.await()
+                block(data)
+            }
+
+        }
+    }
+}

app/src/main/res/layout/activity_main.xml

@@ -1,18 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".MainActivity">
-    <TextView
-      android:layout_width="wrap_content"
-      android:layout_height="wrap_content"
-      android:text="Hello World!"
-      app:layout_constraintBottom_toBottomOf="parent"
-      app:layout_constraintStart_toStartOf="parent"
-      app:layout_constraintEnd_toEndOf="parent"
-      app:layout_constraintTop_toTopOf="parent" />
 
-  </androidx.constraintlayout.widget.ConstraintLayout>
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Hello World!"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>