Yet another porposal for MVI implmentation

app/src/main/java/io/github/mohamedisoliman/pixapay/DSL.kt

@@ -0,0 +1,53 @@
+package io.github.mohamedisoliman.pixapay
+
+import io.github.mohamedisoliman.pixapay.data.entities.ImageModel
+
+
+@DslMarker
+annotation class ImageDSL
+
+
+fun image(block: ImageBuilder.() -> Unit): ImageModel = ImageBuilder().apply(block).build()
+
+@ImageDSL
+class ImageBuilder {
+    var imageId: Long = -1
+    var userName: String = ""
+    var url: String = ""
+    var likes: String = ""
+    var downloads: String = ""
+    var comments: String = ""
+    private var tags: MutableList<String> = mutableListOf()
+    var largeImageURL: String? = ""
+
+    fun tag(block: ImageBuilder.() -> String) {
+        tags.add(block())
+    }
+
+    fun build(): ImageModel = ImageModel(
+        imageId = imageId,
+        userName = userName,
+        url = url,
+        likes = likes,
+        downloads = downloads,
+        comments = comments,
+        tags = tags,
+        largeImageURL = largeImageURL
+    )
+}
+
+fun main() {
+    val image = image {
+        comments = "20"
+        downloads = "30"
+        tag { "Nature" }
+        tag { "People" }
+        tag {
+            comments = "40"
+            "Travel"
+
+        }
+    }
+
+    print(image)
+}

app/src/main/java/io/github/mohamedisoliman/pixapay/MVI.kt

@@ -0,0 +1,5 @@
+package io.github.mohamedisoliman.pixapay
+
+interface UiEvent
+
+interface UiState

app/src/main/java/io/github/mohamedisoliman/pixapay/data/ImagesRepository.kt

@@ -3,6 +3,7 @@ package io.github.mohamedisoliman.pixapay.data
 import io.github.mohamedisoliman.pixapay.data.entities.PixabayImage
 import io.github.mohamedisoliman.pixapay.data.local.LocalPixabayStoreContract
 import io.github.mohamedisoliman.pixapay.data.remote.RemotePixabayContract
+import io.github.mohamedisoliman.pixapay.domain.search.ImagesRepositoryContract
 import kotlinx.coroutines.flow.*
 import timber.log.Timber
 import javax.inject.Inject

app/src/main/java/io/github/mohamedisoliman/pixapay/data/entities/ImageModel.kt

@@ -2,11 +2,11 @@ package io.github.mohamedisoliman.pixapay.data.entities
 
 data class ImageModel(
     val imageId: Long = -1,
-    val userName: String,
-    val url: String,
-    val likes: String,
-    val downloads: String,
-    val comments: String,
-    val tags: List<String>,
-    val largeImageURL: String?,
+    val userName: String = "",
+    val url: String = "",
+    val likes: String = "",
+    val downloads: String = "",
+    val comments: String = "",
+    val tags: List<String> = emptyList(),
+    val largeImageURL: String? = "",
 )

app/src/main/java/io/github/mohamedisoliman/pixapay/di/AppModule.kt

@@ -7,7 +7,7 @@ import dagger.hilt.InstallIn
 import dagger.hilt.android.qualifiers.ApplicationContext
 import dagger.hilt.components.SingletonComponent
 import io.github.mohamedisoliman.pixapay.data.ImagesRepository
-import io.github.mohamedisoliman.pixapay.data.ImagesRepositoryContract
+import io.github.mohamedisoliman.pixapay.domain.search.ImagesRepositoryContract
 import io.github.mohamedisoliman.pixapay.data.local.*
 import io.github.mohamedisoliman.pixapay.data.remote.RemotePixabayContract
 import io.github.mohamedisoliman.pixapay.data.remote.pixabayApi

app/src/main/java/io/github/mohamedisoliman/pixapay/di/SearchViewModelDi.kt

@@ -0,0 +1,26 @@
+package io.github.mohamedisoliman.pixapay.di
+
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.components.ViewModelComponent
+import dagger.hilt.android.scopes.ViewModelScoped
+import io.github.mohamedisoliman.pixapay.domain.search.SearchState
+import io.github.mohamedisoliman.pixapay.ui.search.SearchScreenEvent
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.MutableStateFlow
+
+
+@Module
+@InstallIn(ViewModelComponent::class)
+internal object ViewModelSearchModule {
+
+    @Provides
+    @ViewModelScoped
+    fun providesEventsFlow(): MutableSharedFlow<SearchScreenEvent> = MutableSharedFlow()
+
+
+    @Provides
+    @ViewModelScoped
+    fun providesStatesFlow(): MutableStateFlow<SearchState> = MutableStateFlow(SearchState.IDLE())
+}

app/src/main/java/io/github/mohamedisoliman/pixapay/data/ImagesRepositoryContract.kt → app/src/main/java/io/github/mohamedisoliman/pixapay/domain/search/ImagesRepositoryContract.kt

@@ -1,4 +1,4 @@
-package io.github.mohamedisoliman.pixapay.data
+package io.github.mohamedisoliman.pixapay.domain.search
 
 import io.github.mohamedisoliman.pixapay.data.entities.PixabayImage
 import kotlinx.coroutines.flow.Flow

app/src/main/java/io/github/mohamedisoliman/pixapay/domain/search/SearchState.kt

@@ -0,0 +1,29 @@
+package io.github.mohamedisoliman.pixapay.domain.search
+
+import io.github.mohamedisoliman.pixapay.UiState
+import io.github.mohamedisoliman.pixapay.data.entities.ImageModel
+
+sealed class SearchState(
+    val isLoading: Boolean = false,
+    val result: List<ImageModel>? = null,
+    val searchText: String? = null,
+    val throwable: Throwable? = null,
+) : UiState {
+
+    class IDLE(searchText: String? = "") : SearchState(searchText = searchText)
+
+    class EmptyResult(searchText: String?) : SearchState(searchText = searchText)
+
+    class Loading(searchText: String?) : SearchState(searchText = searchText, isLoading = true)
+
+    class Success(
+        result: List<ImageModel>?,
+        searchText: String?,
+    ) : SearchState(result = result, searchText = searchText)
+
+    class Error(
+        searchText: String? = null,
+        throwable: Throwable? = null,
+    ) : SearchState(searchText = searchText, throwable = throwable)
+
+}