Add back the detail page linked to the API.

app/src/main/java/com/pixelized/biblib/ui/composable/pages/DetailPageComposable.kt

@@ -12,6 +12,8 @@ import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Download
 import androidx.compose.material.icons.filled.Send
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
@@ -23,16 +25,30 @@ import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
+import androidx.lifecycle.viewmodel.compose.viewModel
 import com.pixelized.biblib.R
 import com.pixelized.biblib.ui.composable.items.Image
 import com.pixelized.biblib.ui.data.BookUio
 import com.pixelized.biblib.ui.theme.BibLibTheme
 import com.pixelized.biblib.ui.theme.Teal200
+import com.pixelized.biblib.ui.viewmodel.book.BooksViewModel
+import com.pixelized.biblib.ui.viewmodel.book.IBooksViewModel
 import com.pixelized.biblib.utils.BitmapCache
 import com.pixelized.biblib.utils.injection.Bob
 import com.pixelized.biblib.utils.mock.BookMock
 
 
+@Composable
+fun DetailPageComposable(
+    booksViewModel: IBooksViewModel = viewModel<BooksViewModel>(),
+    bookId: Int
+) {
+    val book by booksViewModel.getBookDetail(bookId).observeAsState()
+    book?.let {
+        DetailPageComposable(book = it)
+    }
+}
+
 @Composable
 fun DetailPageComposable(book: BookUio) {
     val typography = MaterialTheme.typography

app/src/main/java/com/pixelized/biblib/ui/composable/pages/HomePageComposable.kt

@@ -1,6 +1,5 @@
 package com.pixelized.biblib.ui.composable.pages
 
-import android.util.Log
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -18,7 +17,7 @@ import com.pixelized.biblib.ui.data.BookThumbnailUio
 import com.pixelized.biblib.ui.theme.BibLibTheme
 import com.pixelized.biblib.ui.viewmodel.book.IBooksViewModel
 import com.pixelized.biblib.ui.viewmodel.navigation.INavigationViewModel
-
+import com.pixelized.biblib.ui.viewmodel.navigation.INavigationViewModel.Navigable.Page
 
 @Preview
 @Composable
@@ -35,7 +34,8 @@ fun HomePageComposable(
     navigationViewModel: INavigationViewModel,
     booksViewModel: IBooksViewModel
 ) {
-    val lazyBooks: LazyPagingItems<BookThumbnailUio> = booksViewModel.books.collectAsLazyPagingItems()
+    val lazyBooks: LazyPagingItems<BookThumbnailUio> =
+        booksViewModel.books.collectAsLazyPagingItems()
 
     LazyColumn(
         contentPadding = PaddingValues(16.dp),
@@ -48,9 +48,7 @@ fun HomePageComposable(
                     .fillMaxWidth()
                     .wrapContentHeight(),
             ) { item ->
-                // TODO:
-//                val bookMock = BookMock().let { it.books[item.id] ?: it.book }
-//                navigation.navigateTo(INavigation.Page.Detail(bookMock))
+                navigationViewModel.navigateTo(Page.Detail(item.id))
             }
         }
     }

app/src/main/java/com/pixelized/biblib/ui/composable/screen/MainScreenComposable.kt

@@ -56,7 +56,7 @@ fun MainScreenComposable(
     val page by navigationViewModel.page.observeAsState()
 
     LaunchedEffect(key1 = "MainScreen", block = {
-        navigationViewModel.navigateTo(Page.HomePage)
+        navigationViewModel.navigateTo(Page.HomePage, true)
     })
 
     Scaffold(
@@ -76,10 +76,10 @@ fun MainScreenComposable(
             enter = slideInHorizontally(initialOffsetX = { width -> width }),
             exit = slideOutHorizontally(targetOffsetX = { width -> width }),
         ) {
-            // small trick to display the detail page during animation exit.
+            // Small trick to display the detail page during animation exit.
             var currentPage by remember { mutableStateOf<Page.Detail?>(null) }
             currentPage = page as? Page.Detail ?: currentPage
-            currentPage?.let { DetailPageComposable(it.book) }
+            currentPage?.let { DetailPageComposable(booksViewModel, it.bookId) }
         }
     }
 }

app/src/main/java/com/pixelized/biblib/ui/viewmodel/book/BooksViewModel.kt

@@ -14,10 +14,12 @@ import com.pixelized.biblib.network.factory.BookFactory
 import com.pixelized.biblib.repository.apiCache.IAPICacheRepository
 import com.pixelized.biblib.repository.book.IBookRepository
 import com.pixelized.biblib.ui.data.BookThumbnailUio
+import com.pixelized.biblib.ui.data.BookUio
 import com.pixelized.biblib.utils.injection.inject
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.launch
+import java.util.*
 
 class BooksViewModel : ViewModel(), IBooksViewModel {
     private val bookRepository: IBookRepository by inject()
@@ -51,6 +53,17 @@ class BooksViewModel : ViewModel(), IBooksViewModel {
         }
     }
 
+    override fun getBookDetail(id: Int): LiveData<BookUio> {
+        val data = MutableLiveData<BookUio>()
+        viewModelScope.launch(Dispatchers.IO) {
+            val factory = BookFactory()
+            val response = client.service.detail(id)
+            val book = factory.fromDetailResponseToBook(response)
+            data.postValue(book.toUio())
+        }
+        return data
+    }
+
     private suspend fun loadNewBooks(): Boolean {
         val cached = apiCache.new
         val updated = client.service.new()
@@ -79,4 +92,16 @@ class BooksViewModel : ViewModel(), IBooksViewModel {
         date = releaseDate.toString(),
         series = series?.name,
     )
+
+    private fun Book.toUio() = BookUio(
+        id = id,
+        title = title,
+        author = author.joinToString { it.name },
+        genre = genre?.joinToString { it.name } ?: "",
+        rating = rating?.toFloat() ?: 0.0f,
+        language = language?.code?.let { Locale(it).language } ?: "",
+        date = releaseDate.toString(),
+        series = series?.name,
+        description = synopsis ?: "",
+    )
 }

app/src/main/java/com/pixelized/biblib/ui/viewmodel/book/IBooksViewModel.kt

@@ -4,6 +4,7 @@ import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.paging.PagingData
 import com.pixelized.biblib.ui.data.BookThumbnailUio
+import com.pixelized.biblib.ui.data.BookUio
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flowOf
 
@@ -14,6 +15,8 @@ interface IBooksViewModel {
 
     fun updateBooks()
 
+    fun getBookDetail(id: Int): LiveData<BookUio>
+
     sealed class State {
         object Initial : State()
         object Loading : State()
@@ -28,5 +31,6 @@ interface IBooksViewModel {
             get() = flowOf()
 
         override fun updateBooks() = Unit
+        override fun getBookDetail(id: Int) = MutableLiveData<BookUio>()
     }
 }

app/src/main/java/com/pixelized/biblib/ui/viewmodel/navigation/INavigationViewModel.kt

@@ -20,7 +20,7 @@ interface INavigationViewModel {
 
         sealed class Page : Navigable() {
             object HomePage : Page()
-            data class Detail(val book: BookUio) : Page()
+            data class Detail(val bookId: Int) : Page()
         }
     }