Initial commit

features/detail/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.melih.detail"/>

features/detail/src/main/kotlin/com/melih/detail/di/DetailContributor.kt

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+package com.melih.detail.di
+
+import com.melih.detail.di.modules.DetailBinds
+import com.melih.detail.ui.DetailFragment
+import dagger.Module
+import dagger.android.ContributesAndroidInjector
+
+/**
+ * Contributes fragments & view models in this module
+ */
+@Module
+abstract class DetailContributor {
+
+    // region Contributes
+
+    @ContributesAndroidInjector(
+        modules = [
+            DetailBinds::class
+        ]
+    )
+    abstract fun detailFragment(): DetailFragment
+    // endregion
+}

features/detail/src/main/kotlin/com/melih/detail/di/modules/DetailBinds.kt

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+package com.melih.detail.di.modules
+
+import androidx.lifecycle.ViewModel
+import com.melih.core.di.keys.ViewModelKey
+import com.melih.detail.ui.DetailViewModel
+import dagger.Binds
+import dagger.Module
+import dagger.multibindings.IntoMap
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+
+@Module
+abstract class DetailBinds {
+
+    // region ViewModels
+
+    @Binds
+    @IntoMap
+    @ViewModelKey(DetailViewModel::class)
+    @ExperimentalCoroutinesApi
+    abstract fun detailViewModel(detailViewModel: DetailViewModel): ViewModel
+    // endregion
+}

features/detail/src/main/kotlin/com/melih/detail/ui/DetailActivity.kt

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+package com.melih.detail.ui
+
+import android.os.Bundle
+import androidx.navigation.fragment.NavHostFragment
+import com.melih.core.actions.EXTRA_LAUNCH_ID
+import com.melih.core.base.lifecycle.BaseActivity
+import com.melih.detail.R
+import com.melih.detail.databinding.DetailActivityBinding
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+
+const val INVALID_LAUNCH_ID = -1L
+
+class DetailActivity : BaseActivity<DetailActivityBinding>() {
+
+    // region Functions
+
+    @ExperimentalCoroutinesApi
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        setSupportActionBar(binding.toolbar)
+        supportActionBar?.setDisplayHomeAsUpEnabled(true);
+        supportActionBar?.setDisplayShowHomeEnabled(true);
+    }
+
+    override fun getLayoutId(): Int = R.layout.activity_detail
+
+    override fun createNavHostFragment() =
+        NavHostFragment.create(
+            R.navigation.nav_detail,
+            DetailFragmentArgs.Builder()
+                .setLaunchId(intent?.extras?.getLong(EXTRA_LAUNCH_ID) ?: INVALID_LAUNCH_ID)
+                .build()
+                .toBundle()
+        )
+
+    override fun addNavHostTo(): Int = R.id.container
+    // endregion
+}

features/detail/src/main/kotlin/com/melih/detail/ui/DetailFragment.kt

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+package com.melih.detail.ui
+
+import android.os.Bundle
+import android.text.method.ScrollingMovementMethod
+import android.view.View
+import androidx.navigation.fragment.navArgs
+import com.google.android.material.snackbar.Snackbar
+import com.melih.core.base.lifecycle.BaseDaggerFragment
+import com.melih.core.extensions.createFor
+import com.melih.core.extensions.observe
+import com.melih.detail.R
+import com.melih.detail.databinding.DetailBinding
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import timber.log.Timber
+
+class DetailFragment : BaseDaggerFragment<DetailBinding>() {
+
+    // region Properties
+
+    private val args: DetailFragmentArgs by navArgs()
+
+    @ExperimentalCoroutinesApi
+    private val viewModel: DetailViewModel
+        get() = viewModelFactory.createFor(this)
+    // endregion
+
+    // region Functions
+
+    @ExperimentalCoroutinesApi
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        binding.tvDescription.movementMethod = ScrollingMovementMethod()
+        binding.viewModel = viewModel
+
+        viewModel.createParamsFor(args.launchId)
+        viewModel.loadData()
+
+        // Observing state to show loading
+        observe(viewModel.stateData) {
+            // Loading can go here, skipping for now
+        }
+
+        // Observing error to show toast with retry action
+        observe(viewModel.errorData) {
+            Snackbar.make(
+                binding.root,
+                resources.getString(it.messageRes),
+                Snackbar.LENGTH_INDEFINITE
+            ).setAction(com.melih.core.R.string.retry) {
+                viewModel.retry()
+            }.show()
+        }
+
+        observe(viewModel.successData) {
+            Timber.i("")
+        }
+    }
+
+    override fun getLayoutId(): Int = R.layout.fragment_detail
+    // endregion
+}

features/detail/src/main/kotlin/com/melih/detail/ui/DetailViewModel.kt

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+package com.melih.detail.ui
+
+import androidx.lifecycle.Transformations
+import androidx.lifecycle.viewModelScope
+import com.melih.core.base.viewmodel.BaseViewModel
+import com.melih.repository.entities.LaunchEntity
+import com.melih.repository.interactors.GetLaunchDetails
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@ExperimentalCoroutinesApi
+class DetailViewModel @Inject constructor(
+    private val getLaunchDetails: GetLaunchDetails
+) : BaseViewModel<LaunchEntity>() {
+
+    // region Properties
+
+    private var params = GetLaunchDetails.Params(INVALID_LAUNCH_ID)
+
+    val rocketName = Transformations.map(successData) {
+        it.rocket.name
+    }
+
+    val description = Transformations.map(successData) {
+        if (it.missions.isEmpty()) {
+            ""
+        } else {
+            it.missions[0].description
+        }
+    }
+
+    val imageUrl = Transformations.map(successData) {
+        it.rocket.imageURL
+    }
+    // endregion
+
+    // region Functions
+
+    fun createParamsFor(id: Long) {
+        params = GetLaunchDetails.Params(id)
+    }
+
+    /**
+     * Triggering interactor in view model scope
+     */
+    override fun loadData() {
+        viewModelScope.launch {
+            getLaunchDetails(params).collect {
+                it.handle(::handleState, ::handleFailure, ::handleSuccess)
+            }
+        }
+    }
+    // endregion
+}

features/detail/src/main/res/layout/activity_detail.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <data class="DetailActivityBinding" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="?android:actionBarSize"
+            android:background="@color/colorPrimary" />
+
+        <FrameLayout
+            android:id="@+id/container"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+    </LinearLayout>
+</layout>

features/detail/src/main/res/layout/fragment_detail.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<layout
+    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">
+
+    <data class="DetailBinding">
+
+        <variable
+            name="viewModel"
+            type="com.melih.detail.ui.DetailViewModel" />
+    </data>
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <ImageView
+                android:id="@+id/imgRocket"
+                imageUrl="@{viewModel.imageUrl}"
+                android:layout_width="0dp"
+                android:layout_height="220dp"
+                android:layout_marginStart="@dimen/padding_standard"
+                android:layout_marginLeft="@dimen/padding_standard"
+                android:layout_marginTop="@dimen/padding_standard"
+                android:layout_marginEnd="@dimen/padding_standard"
+                android:layout_marginRight="@dimen/padding_standard"
+                android:contentDescription="@string/cd_rocket_image"
+                android:scaleType="centerCrop"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:srcCompat="@tools:sample/avatars[14]" />
+
+            <TextView
+                android:id="@+id/tvTitle"
+                style="@style/TitleTextStyle"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="@dimen/padding_standard"
+                android:layout_marginLeft="@dimen/padding_standard"
+                android:layout_marginTop="@dimen/padding_standard"
+                android:layout_marginEnd="@dimen/padding_standard"
+                android:layout_marginRight="@dimen/padding_standard"
+                android:text="@{viewModel.rocketName}"
+                android:textAppearance="@style/TitleTextAppearance"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/imgRocket"
+                tools:text="@sample/launches.json/launches/name" />
+
+            <TextView
+                android:id="@+id/tvDescription"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                android:layout_marginStart="@dimen/padding_standard"
+                android:layout_marginLeft="@dimen/padding_standard"
+                android:layout_marginTop="@dimen/padding_standard"
+                android:layout_marginEnd="@dimen/padding_standard"
+                android:layout_marginRight="@dimen/padding_standard"
+                android:layout_marginBottom="@dimen/padding_standard"
+                android:text="@{viewModel.description}"
+                android:textAppearance="@style/DescriptionTextAppearance"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/tvTitle"
+                tools:text="@sample/launches.json/launches/missions/description" />
+        </androidx.constraintlayout.widget.ConstraintLayout>
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+</layout>

features/detail/src/main/res/navigation/nav_detail.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<navigation 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:id="@+id/nav_detail"
+    app:startDestination="@id/detailFragment">
+
+    <fragment
+        android:id="@+id/detailFragment"
+        android:name="com.melih.detail.ui.DetailFragment"
+        android:label="DetailFragment"
+        tools:layout="@layout/fragment_detail">
+        <argument
+            android:name="launchId"
+            android:defaultValue="-1L"
+            app:argType="long" />
+    </fragment>
+</navigation>

features/detail/src/main/res/values/strings.xml

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+<resources>
+    <string name="cd_rocket_image">Image of the rocket</string>
+</resources>

features/detail/src/test/java/com/melih/detail/BaseTestWithMainThread.kt

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+package com.melih.list
+
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.TestCoroutineDispatcher
+import kotlinx.coroutines.test.resetMain
+import kotlinx.coroutines.test.setMain
+import org.junit.jupiter.api.AfterEach
+import org.junit.jupiter.api.BeforeEach
+
+abstract class BaseTestWithMainThread {
+
+    @ExperimentalCoroutinesApi
+    protected val dispatcher = TestCoroutineDispatcher()
+
+    @BeforeEach
+    @ExperimentalCoroutinesApi
+    fun setUp() {
+        Dispatchers.setMain(dispatcher)
+    }
+
+    @AfterEach
+    @ExperimentalCoroutinesApi
+    fun tearDown() {
+        Dispatchers.resetMain()
+        dispatcher.cleanupTestCoroutines()
+    }
+}

features/detail/src/test/java/com/melih/detail/DetailViewModelTest.kt

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+package com.melih.detail
+
+import com.melih.detail.ui.DetailViewModel
+import com.melih.list.BaseTestWithMainThread
+import com.melih.repository.interactors.GetLaunchDetails
+import io.mockk.mockk
+import io.mockk.slot
+import io.mockk.spyk
+import io.mockk.verify
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.runBlockingTest
+import org.amshove.kluent.shouldEqualTo
+import org.junit.jupiter.api.Test
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class DetailViewModelTest : BaseTestWithMainThread() {
+
+    private val getLaunchDetails: GetLaunchDetails = mockk(relaxed = true)
+
+    @ExperimentalCoroutinesApi
+    private val viewModel = spyk(DetailViewModel(getLaunchDetails))
+
+    @Test
+    @ExperimentalCoroutinesApi
+    fun `loadData should invoke getLauchDetails with provided params`() {
+        dispatcher.runBlockingTest {
+
+            val paramsSlot = slot<GetLaunchDetails.Params>()
+
+            viewModel.createParamsFor(1013)
+            viewModel.loadData()
+
+            // init should have called it already due to creation above
+            verify(exactly = 1) { getLaunchDetails(capture(paramsSlot)) }
+            paramsSlot.captured.id shouldEqualTo 1013
+        }
+    }
+}