From 83ade9a2d7045d5f8486709e599d32d15ab7fa44 Mon Sep 17 00:00:00 2001
From: Petr <stone.ptr@gmail.com>
Date: Mon, 10 Mar 2025 01:05:29 +0400
Subject: [PATCH 1/2] =?UTF-8?q?=D0=A0=D0=B5=D0=B0=D0=BB=D0=B8=D0=B7=D0=B0?=
 =?UTF-8?q?=D1=86=D0=B8=D1=8F=20=D1=87=D0=B5=D1=80=D0=B5=D0=B7=20dependeci?=
 =?UTF-8?q?es?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/src/main/AndroidManifest.xml              |  6 ++--
 .../main/java/ru/otus/daggerhomework/App.kt   |  9 ++++-
 .../daggerhomework/ApplicationComponent.kt    |  4 ---
 .../ru/otus/daggerhomework/ColorObserver.kt   | 30 ++++++++++++++++
 .../ru/otus/daggerhomework/MainActivity.kt    | 11 ------
 .../otus/daggerhomework/MainMainActivity.kt   | 25 ++++++++++++++
 .../otus/daggerhomework/ProducerFragment.kt   | 17 ++++++++--
 .../otus/daggerhomework/ProducerViewModel.kt  |  5 ++-
 .../otus/daggerhomework/ReceiverFragment.kt   | 34 ++++++++++++++++++-
 .../otus/daggerhomework/ReceiverViewModel.kt  | 19 ++++++++---
 .../otus/daggerhomework/di/ActivityScope.kt   |  7 ++++
 .../daggerhomework/di/ApplicationComponent.kt | 16 +++++++++
 .../di/ColorGeneratorFeatureModule.kt         | 14 ++++++++
 .../otus/daggerhomework/di/FragmentScope.kt   |  7 ++++
 .../di/MainActivityComponent.kt               | 20 +++++++++++
 .../di/ProducerFragmentComponent.kt           | 29 ++++++++++++++++
 .../di/ProducerFragmentModule.kt              | 14 ++++++++
 .../di/ReceiverFragmentComponent.kt           | 28 +++++++++++++++
 app/src/main/res/layout/activity_main.xml     | 29 ++++++++++------
 app/src/main/res/layout/fragment_producer.xml |  3 +-
 app/src/main/res/layout/fragment_receiver.xml |  3 +-
 21 files changed, 292 insertions(+), 38 deletions(-)
 delete mode 100644 app/src/main/java/ru/otus/daggerhomework/ApplicationComponent.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/ColorObserver.kt
 delete mode 100644 app/src/main/java/ru/otus/daggerhomework/MainActivity.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/ActivityScope.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/ApplicationComponent.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/ColorGeneratorFeatureModule.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/FragmentScope.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/MainActivityComponent.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentComponent.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentModule.kt
 create mode 100644 app/src/main/java/ru/otus/daggerhomework/di/ReceiverFragmentComponent.kt

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index eae16063..e6c18224 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,8 +9,10 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.DaggerHomework">
-        <activity android:name=".MainActivity"
+        android:theme="@style/Theme.DaggerHomework"
+        android:name=".App">
+        <activity
+            android:name=".MainMainActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
diff --git a/app/src/main/java/ru/otus/daggerhomework/App.kt b/app/src/main/java/ru/otus/daggerhomework/App.kt
index 1113a982..2c0627c4 100644
--- a/app/src/main/java/ru/otus/daggerhomework/App.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/App.kt
@@ -1,5 +1,12 @@
 package ru.otus.daggerhomework
 
 import android.app.Application
+import ru.otus.daggerhomework.di.ApplicationComponent
+import ru.otus.daggerhomework.di.DaggerApplicationComponent
 
-class App :Application()
\ No newline at end of file
+class App : Application() {
+
+    val component: ApplicationComponent = DaggerApplicationComponent.factory().build(this)
+}
+
+val Application.component: ApplicationComponent get() = (this as App).component
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/ApplicationComponent.kt b/app/src/main/java/ru/otus/daggerhomework/ApplicationComponent.kt
deleted file mode 100644
index fc47f256..00000000
--- a/app/src/main/java/ru/otus/daggerhomework/ApplicationComponent.kt
+++ /dev/null
@@ -1,4 +0,0 @@
-package ru.otus.daggerhomework
-
-interface ApplicationComponent {
-}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/ColorObserver.kt b/app/src/main/java/ru/otus/daggerhomework/ColorObserver.kt
new file mode 100644
index 00000000..cf7f1d9c
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/ColorObserver.kt
@@ -0,0 +1,30 @@
+package ru.otus.daggerhomework
+
+import androidx.annotation.ColorInt
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.asSharedFlow
+
+interface ColorObserver {
+
+    val colorFlow: Flow<Int>
+
+    fun fireColorEvent(@ColorInt color: Int)
+
+}
+
+class ColorObserverImpl : ColorObserver {
+
+    private val _colorFlow = MutableSharedFlow<Int>(
+        extraBufferCapacity = 1,
+        replay = 1
+    )
+
+    override val colorFlow: Flow<Int>
+        get() = _colorFlow.asSharedFlow()
+
+    override fun fireColorEvent(color: Int) {
+        _colorFlow.tryEmit(color)
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/MainActivity.kt b/app/src/main/java/ru/otus/daggerhomework/MainActivity.kt
deleted file mode 100644
index ad87df48..00000000
--- a/app/src/main/java/ru/otus/daggerhomework/MainActivity.kt
+++ /dev/null
@@ -1,11 +0,0 @@
-package ru.otus.daggerhomework
-
-import android.os.Bundle
-import androidx.activity.ComponentActivity
-
-class MainActivity : ComponentActivity() {
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_main)
-    }
-}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt b/app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt
new file mode 100644
index 00000000..a9365e1f
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt
@@ -0,0 +1,25 @@
+package ru.otus.daggerhomework
+
+import android.os.Bundle
+import androidx.fragment.app.FragmentActivity
+import ru.otus.daggerhomework.di.DaggerMainActivityComponent
+import ru.otus.daggerhomework.di.MainActivityComponent
+
+class MainMainActivity : FragmentActivity(), MainActivityComponentProvider {
+    private lateinit var component: MainActivityComponent
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setContentView(R.layout.activity_main)
+
+        component = DaggerMainActivityComponent.factory().build(application.component)
+
+    }
+
+    override fun provideMainActivityComponent(): MainActivityComponent = component
+}
+
+interface MainActivityComponentProvider {
+    fun provideMainActivityComponent(): MainActivityComponent
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt b/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt
index e0613b12..45d6ec11 100644
--- a/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt
@@ -6,21 +6,34 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.Button
 import androidx.fragment.app.Fragment
+import ru.otus.daggerhomework.di.DaggerProducerFragmentComponent
+import ru.otus.daggerhomework.di.ProducerFragmentComponent
 
 class ProducerFragment : Fragment() {
 
+    private lateinit var producerFragmentComponent: ProducerFragmentComponent
+
+    private lateinit var viewModel: ProducerViewModel
+
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.fragment_producer, container, true)
+        producerFragmentComponent = DaggerProducerFragmentComponent.factory()
+            .build(
+                contextActivity = requireActivity(),
+                appComponent = (requireActivity() as MainMainActivity).application.component,
+                mainActivityComponent = (requireActivity() as MainActivityComponentProvider).provideMainActivityComponent()
+            )
+        viewModel = producerFragmentComponent.producerVM()
+        return inflater.inflate(R.layout.fragment_producer, container, false)
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         view.findViewById<Button>(R.id.button).setOnClickListener {
-            //отправить результат через flow в другой фрагмент
+            viewModel.generateColor()
         }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/ProducerViewModel.kt b/app/src/main/java/ru/otus/daggerhomework/ProducerViewModel.kt
index 5bdf0271..6c5c1ed3 100644
--- a/app/src/main/java/ru/otus/daggerhomework/ProducerViewModel.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/ProducerViewModel.kt
@@ -3,14 +3,17 @@ package ru.otus.daggerhomework
 import android.app.Activity
 import android.content.Context
 import android.widget.Toast
+import javax.inject.Inject
 
-class ProducerViewModel(
+class ProducerViewModel @Inject constructor(
     private val colorGenerator: ColorGenerator,
+    private val colorObserver: ColorObserver,
     private val context: Context
 ) {
 
     fun generateColor() {
         if (context !is Activity) throw RuntimeException("Activity context is required")
         Toast.makeText(context, "Color sent", Toast.LENGTH_LONG).show()
+        colorObserver.fireColorEvent(colorGenerator.generateColor())
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt b/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt
index 9ba5f764..4870ada9 100644
--- a/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt
@@ -6,25 +6,57 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.annotation.ColorInt
 import androidx.fragment.app.Fragment
+import ru.otus.daggerhomework.di.DaggerReceiverFragmentComponent
+import ru.otus.daggerhomework.di.ReceiverFragmentComponent
 
 class ReceiverFragment : Fragment() {
 
     private lateinit var frame: View
+    private lateinit var receiverFragmentComponent: ReceiverFragmentComponent
+    private lateinit var receiverViewModel: ReceiverViewModel
+    private var newBackgroundColor: Int? = null
 
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.fragment_receiver, container, true)
+        receiverFragmentComponent = DaggerReceiverFragmentComponent.factory()
+            .build(
+                appComponent = (requireActivity() as MainMainActivity).application.component,
+                mainActivityComponent = (requireActivity() as MainActivityComponentProvider).provideMainActivityComponent(),
+                contextActivity = (requireActivity() as MainMainActivity).application,
+                fragment = this,
+            )
+        receiverViewModel = receiverFragmentComponent.producerVM()
+        return inflater.inflate(R.layout.fragment_receiver, container, false)
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         frame = view.findViewById(R.id.frame)
+        receiverViewModel.observeColors(this)
     }
 
     fun populateColor(@ColorInt color: Int) {
         frame.setBackgroundColor(color)
+        newBackgroundColor = color
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        newBackgroundColor?.let {
+            outState.putInt(BUNDLE_KEY_NEW_BACKGROUND_COLOR, it)
+        }
+    }
+
+    override fun onViewStateRestored(savedInstanceState: Bundle?) {
+        super.onViewStateRestored(savedInstanceState)
+        savedInstanceState?.getInt(BUNDLE_KEY_NEW_BACKGROUND_COLOR)?.let {
+            populateColor(it)
+        }
+    }
+
+    companion object {
+        private const val BUNDLE_KEY_NEW_BACKGROUND_COLOR = "BUNDLE_KEY_NEW_BACKGROUND_COLOR"
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/ReceiverViewModel.kt b/app/src/main/java/ru/otus/daggerhomework/ReceiverViewModel.kt
index 250875a6..f1c531ed 100644
--- a/app/src/main/java/ru/otus/daggerhomework/ReceiverViewModel.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/ReceiverViewModel.kt
@@ -3,13 +3,24 @@ package ru.otus.daggerhomework
 import android.app.Application
 import android.content.Context
 import android.widget.Toast
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.lifecycleScope
+import kotlinx.coroutines.launch
+import javax.inject.Inject
 
-class ReceiverViewModel(
-    private val context: Context
+class ReceiverViewModel @Inject constructor(
+    private val colorObserver: ColorObserver,
+    private val context: Context,
+    private val receiverFragment: ReceiverFragment,
 ) {
 
-    fun observeColors() {
+    fun observeColors(lifecycleOwner: LifecycleOwner) {
         if (context !is Application) throw RuntimeException("Application context is required")
-        Toast.makeText(context, "Color received", Toast.LENGTH_LONG).show()
+        lifecycleOwner.lifecycleScope.launch {
+            colorObserver.colorFlow.collect {
+                Toast.makeText(context, "Color received", Toast.LENGTH_LONG).show()
+                receiverFragment.populateColor(it)
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/ActivityScope.kt b/app/src/main/java/ru/otus/daggerhomework/di/ActivityScope.kt
new file mode 100644
index 00000000..8fe7eb70
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/ActivityScope.kt
@@ -0,0 +1,7 @@
+package ru.otus.daggerhomework.di
+
+import javax.inject.Scope
+
+@Scope
+@Retention(value = AnnotationRetention.RUNTIME)
+annotation class ActivityScope()
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/ApplicationComponent.kt b/app/src/main/java/ru/otus/daggerhomework/di/ApplicationComponent.kt
new file mode 100644
index 00000000..0db6200a
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/ApplicationComponent.kt
@@ -0,0 +1,16 @@
+package ru.otus.daggerhomework.di
+
+import android.content.Context
+import dagger.BindsInstance
+import dagger.Component
+import javax.inject.Singleton
+
+@Singleton
+@Component
+interface ApplicationComponent {
+
+    @Component.Factory
+    interface Factory {
+        fun build(@BindsInstance context: Context): ApplicationComponent
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/ColorGeneratorFeatureModule.kt b/app/src/main/java/ru/otus/daggerhomework/di/ColorGeneratorFeatureModule.kt
new file mode 100644
index 00000000..a0eb40fa
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/ColorGeneratorFeatureModule.kt
@@ -0,0 +1,14 @@
+package ru.otus.daggerhomework.di
+
+import dagger.Module
+import dagger.Provides
+import ru.otus.daggerhomework.ColorObserver
+import ru.otus.daggerhomework.ColorObserverImpl
+
+@Module
+class ColorGeneratorFeatureModule {
+
+    @Provides
+    @ActivityScope
+    fun colorObserver(): ColorObserver = ColorObserverImpl()
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/FragmentScope.kt b/app/src/main/java/ru/otus/daggerhomework/di/FragmentScope.kt
new file mode 100644
index 00000000..d694445e
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/FragmentScope.kt
@@ -0,0 +1,7 @@
+package ru.otus.daggerhomework.di
+
+import javax.inject.Scope
+
+@Scope
+@Retention(value = AnnotationRetention.RUNTIME)
+annotation class FragmentScope
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/MainActivityComponent.kt b/app/src/main/java/ru/otus/daggerhomework/di/MainActivityComponent.kt
new file mode 100644
index 00000000..f03a560a
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/MainActivityComponent.kt
@@ -0,0 +1,20 @@
+package ru.otus.daggerhomework.di
+
+import dagger.Component
+import ru.otus.daggerhomework.ColorObserver
+
+
+@ActivityScope
+@Component(
+    modules = [ColorGeneratorFeatureModule::class],
+    dependencies = [ApplicationComponent::class]
+)
+interface MainActivityComponent {
+
+    @Component.Factory
+    interface Factory {
+        fun build(appComponent: ApplicationComponent): MainActivityComponent
+    }
+
+    fun colorObserver(): ColorObserver
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentComponent.kt b/app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentComponent.kt
new file mode 100644
index 00000000..d3c10b7d
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentComponent.kt
@@ -0,0 +1,29 @@
+package ru.otus.daggerhomework.di
+
+import android.content.Context
+import dagger.BindsInstance
+import dagger.Component
+import ru.otus.daggerhomework.ColorGenerator
+import ru.otus.daggerhomework.ProducerViewModel
+
+@FragmentScope
+@Component(
+    modules = [ProducerFragmentModule::class],
+    dependencies = [MainActivityComponent::class, ApplicationComponent::class]
+)
+interface ProducerFragmentComponent {
+
+    @Component.Factory
+    interface Factory {
+        fun build(
+            @BindsInstance
+            contextActivity: Context,
+            appComponent: ApplicationComponent,
+            mainActivityComponent: MainActivityComponent,
+        ): ProducerFragmentComponent
+    }
+
+    fun colorGenerator(): ColorGenerator
+
+    fun producerVM(): ProducerViewModel
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentModule.kt b/app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentModule.kt
new file mode 100644
index 00000000..71757451
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/ProducerFragmentModule.kt
@@ -0,0 +1,14 @@
+package ru.otus.daggerhomework.di
+
+import dagger.Module
+import dagger.Provides
+import ru.otus.daggerhomework.ColorGenerator
+import ru.otus.daggerhomework.ColorGeneratorImpl
+
+@Module
+class ProducerFragmentModule {
+
+    @Provides
+    @FragmentScope
+    fun colorGenerator(): ColorGenerator = ColorGeneratorImpl()
+}
\ No newline at end of file
diff --git a/app/src/main/java/ru/otus/daggerhomework/di/ReceiverFragmentComponent.kt b/app/src/main/java/ru/otus/daggerhomework/di/ReceiverFragmentComponent.kt
new file mode 100644
index 00000000..8bd96ede
--- /dev/null
+++ b/app/src/main/java/ru/otus/daggerhomework/di/ReceiverFragmentComponent.kt
@@ -0,0 +1,28 @@
+package ru.otus.daggerhomework.di
+
+import android.content.Context
+import dagger.BindsInstance
+import dagger.Component
+import ru.otus.daggerhomework.ReceiverFragment
+import ru.otus.daggerhomework.ReceiverViewModel
+
+@FragmentScope
+@Component(
+    dependencies = [MainActivityComponent::class, ApplicationComponent::class]
+)
+interface ReceiverFragmentComponent {
+
+    @Component.Factory
+    interface Factory {
+        fun build(
+            @BindsInstance
+            contextActivity: Context,
+            @BindsInstance
+            fragment: ReceiverFragment,
+            appComponent: ApplicationComponent,
+            mainActivityComponent: MainActivityComponent,
+        ): ReceiverFragmentComponent
+    }
+
+    fun producerVM(): ReceiverViewModel
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 79ae6993..4e5da0a5 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,19 +1,28 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<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">
+    tools:context=".MainMainActivity">
 
-    <TextView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="Hello World!"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
+    <androidx.fragment.app.FragmentContainerView
+        android:id="@+id/producerFragment"
+        android:name="ru.otus.daggerhomework.ProducerFragment"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintHeight_percent="0.5"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
+    <androidx.fragment.app.FragmentContainerView
+        android:id="@+id/receiverFragment"
+        android:name="ru.otus.daggerhomework.ReceiverFragment"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintHeight_percent="0.5"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_producer.xml b/app/src/main/res/layout/fragment_producer.xml
index 3ca899bb..48a07149 100644
--- a/app/src/main/res/layout/fragment_producer.xml
+++ b/app/src/main/res/layout/fragment_producer.xml
@@ -3,7 +3,8 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="match_parent"
+    android:background="@android:color/holo_red_light">
 
     <Button
         android:id="@+id/button"
diff --git a/app/src/main/res/layout/fragment_receiver.xml b/app/src/main/res/layout/fragment_receiver.xml
index 4edb4339..42f81cf8 100644
--- a/app/src/main/res/layout/fragment_receiver.xml
+++ b/app/src/main/res/layout/fragment_receiver.xml
@@ -2,4 +2,5 @@
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/frame"
     android:layout_width="match_parent"
-    android:layout_height="match_parent" />
\ No newline at end of file
+    android:layout_height="match_parent"
+    android:background="@android:color/darker_gray" />
\ No newline at end of file

From 32d2fe0ff645b80b05571577f33dbd7cd3e1de3a Mon Sep 17 00:00:00 2001
From: Petr <stone.ptr@gmail.com>
Date: Mon, 10 Mar 2025 01:09:12 +0400
Subject: [PATCH 2/2] =?UTF-8?q?=D0=92=D0=B5=D1=80=D0=BD=D1=83=D0=BB=20?=
 =?UTF-8?q?=D0=BD=D0=B0=D0=B7=D0=B0=D0=B4=20=D0=BA=D0=BE=D1=80=D1=80=D0=B5?=
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 =?UTF-8?q?=D0=BD=D0=BE=D0=B2=D0=B0=D0=BD=D0=B8=D0=B5=20MainActivity?=
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---
 app/src/main/AndroidManifest.xml                              | 2 +-
 .../daggerhomework/{MainMainActivity.kt => MainActivity.kt}   | 2 +-
 app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt  | 2 +-
 app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt  | 4 ++--
 app/src/main/res/layout/activity_main.xml                     | 2 +-
 5 files changed, 6 insertions(+), 6 deletions(-)
 rename app/src/main/java/ru/otus/daggerhomework/{MainMainActivity.kt => MainActivity.kt} (90%)

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index e6c18224..2068d776 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -12,7 +12,7 @@
         android:theme="@style/Theme.DaggerHomework"
         android:name=".App">
         <activity
-            android:name=".MainMainActivity"
+            android:name=".MainActivity"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
diff --git a/app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt b/app/src/main/java/ru/otus/daggerhomework/MainActivity.kt
similarity index 90%
rename from app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt
rename to app/src/main/java/ru/otus/daggerhomework/MainActivity.kt
index a9365e1f..ecc2f43b 100644
--- a/app/src/main/java/ru/otus/daggerhomework/MainMainActivity.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/MainActivity.kt
@@ -5,7 +5,7 @@ import androidx.fragment.app.FragmentActivity
 import ru.otus.daggerhomework.di.DaggerMainActivityComponent
 import ru.otus.daggerhomework.di.MainActivityComponent
 
-class MainMainActivity : FragmentActivity(), MainActivityComponentProvider {
+class MainActivity : FragmentActivity(), MainActivityComponentProvider {
     private lateinit var component: MainActivityComponent
 
     override fun onCreate(savedInstanceState: Bundle?) {
diff --git a/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt b/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt
index 45d6ec11..c309fcb5 100644
--- a/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/ProducerFragment.kt
@@ -23,7 +23,7 @@ class ProducerFragment : Fragment() {
         producerFragmentComponent = DaggerProducerFragmentComponent.factory()
             .build(
                 contextActivity = requireActivity(),
-                appComponent = (requireActivity() as MainMainActivity).application.component,
+                appComponent = (requireActivity() as MainActivity).application.component,
                 mainActivityComponent = (requireActivity() as MainActivityComponentProvider).provideMainActivityComponent()
             )
         viewModel = producerFragmentComponent.producerVM()
diff --git a/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt b/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt
index 4870ada9..8c763d8a 100644
--- a/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt
+++ b/app/src/main/java/ru/otus/daggerhomework/ReceiverFragment.kt
@@ -23,9 +23,9 @@ class ReceiverFragment : Fragment() {
     ): View? {
         receiverFragmentComponent = DaggerReceiverFragmentComponent.factory()
             .build(
-                appComponent = (requireActivity() as MainMainActivity).application.component,
+                appComponent = (requireActivity() as MainActivity).application.component,
                 mainActivityComponent = (requireActivity() as MainActivityComponentProvider).provideMainActivityComponent(),
-                contextActivity = (requireActivity() as MainMainActivity).application,
+                contextActivity = (requireActivity() as MainActivity).application,
                 fragment = this,
             )
         receiverViewModel = receiverFragmentComponent.producerVM()
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 4e5da0a5..90a8d8ab 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainMainActivity">
+    tools:context=".MainActivity">
 
     <androidx.fragment.app.FragmentContainerView
         android:id="@+id/producerFragment"