Updated Chapter 12 - Networking

12-networking/projects/challenge/.gitignore

@@ -15,8 +15,9 @@ bin/
 gen/
 out/
 
-# Gradle files
+# Project files
 .gradle/
+.kotlin/
 build/
 androidApp/build
 desktopApp/build

12-networking/projects/challenge/androidApp/build.gradle.kts

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -35,6 +35,8 @@
 plugins {
   id("com.android.application")
   kotlin("android")
+
+  alias(libs.plugins.jetbrains.compose.compiler)
 }
 
 dependencies {
@@ -63,8 +65,8 @@ android {
     applicationId = "com.kodeco.learn"
     minSdk = libs.versions.android.sdk.min.get().toInt()
     targetSdk = libs.versions.android.sdk.target.get().toInt()
-    versionCode = 2
-    versionName = "2.0"
+    versionCode = 3
+    versionName = "3.0"
   }
 
   buildTypes {
@@ -86,10 +88,6 @@ android {
     jvmTarget = "17"
   }
 
-  composeOptions {
-    kotlinCompilerExtensionVersion = libs.versions.android.compose.compiler.get()
-  }
-
   packaging {
     resources {
       excludes += "/META-INF/{AL2.0,LGPL2.1}"

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/KodecoApplication.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/components/ImagePreview.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/MainActivity.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/bookmark/BookmarkContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -37,8 +37,8 @@ package com.kodeco.learn.ui.bookmark
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.itemsIndexed
-import androidx.compose.material.BottomSheetScaffoldState
-import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material3.BottomSheetScaffoldState
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.State
@@ -53,7 +53,7 @@ import kotlinx.coroutines.CoroutineScope
 
 private const val TAG = "BookmarkContent"
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun BookmarkContent(
   selected: MutableState<KodecoEntry>,
@@ -80,7 +80,7 @@ fun BookmarkContent(
   }
 }
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun AddBookmarks(
   selected: MutableState<KodecoEntry>,

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/bookmark/BookmarkViewModel.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/common/EmptyContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/common/EntryContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -45,9 +45,9 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material.BottomSheetScaffoldState
-import androidx.compose.material.ExperimentalMaterialApi
-import androidx.compose.material3.Divider
+import androidx.compose.material3.BottomSheetScaffoldState
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Icon
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
@@ -69,7 +69,7 @@ import kotlinx.coroutines.launch
 
 private const val TAG = "EntryContent"
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun AddEntryContent(
   item: KodecoEntry,
@@ -169,7 +169,7 @@ fun AddEntryContent(
     Spacer(modifier = Modifier.height(16.dp))
 
     if (divider) {
-      Divider(
+      HorizontalDivider(
         modifier = Modifier.fillMaxWidth(),
         thickness = 1.dp
       )

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/home/FeedViewModel.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/home/HomeContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -47,8 +47,8 @@ import androidx.compose.foundation.lazy.LazyRow
 import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.lazy.itemsIndexed
 import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material.BottomSheetScaffoldState
-import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material3.BottomSheetScaffoldState
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
@@ -69,7 +69,7 @@ import kotlinx.coroutines.CoroutineScope
 
 private const val TAG = "HomeContent"
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun HomeContent(
   selected: MutableState<KodecoEntry>,

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/home/HomeSheetContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -39,8 +39,8 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
-import androidx.compose.material.BottomSheetScaffoldState
-import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material3.BottomSheetScaffoldState
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
@@ -55,7 +55,7 @@ import kotlinx.coroutines.launch
 
 private const val TAG = "HomeSheetContent"
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun HomeSheetContent(
   item: MutableState<KodecoEntry>,
@@ -76,7 +76,7 @@ fun HomeSheetContent(
         .fillMaxWidth()
         .clickable {
           coroutineScope.launch {
-            bottomSheetScaffoldState.bottomSheetState.collapse()
+            bottomSheetScaffoldState.bottomSheetState.hide()
           }
 
           onUpdateBookmark(item.value)
@@ -102,7 +102,7 @@ fun HomeSheetContent(
         .fillMaxWidth()
         .clickable {
           coroutineScope.launch {
-            bottomSheetScaffoldState.bottomSheetState.collapse()
+            bottomSheetScaffoldState.bottomSheetState.hide()
           }
 
           onShareAsLink(item.value)

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/latest/LatestContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -73,6 +73,8 @@ import com.kodeco.learn.ui.theme.colorContent85Transparency
 
 private const val TAG = "LatestContent"
 
+private const val ITEMS = 5
+
 @Composable
 fun LatestContent(
   items: SnapshotStateMap<PLATFORM, List<KodecoEntry>>,
@@ -109,7 +111,7 @@ fun AddPages(
 
       AddNewPage(
         platform = platform,
-        items = items[platform] ?: emptyList(),
+        items = items[platform]?.subList(0, ITEMS) ?: emptyList(),
         onOpenEntry = onOpenEntry
       )
     }

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/main/BottomNavigationScreens.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/main/MainBottomBar.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/main/MainContent.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -35,8 +35,8 @@
 package com.kodeco.learn.ui.main
 
 import androidx.compose.foundation.layout.Column
-import androidx.compose.material.BottomSheetScaffoldState
-import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material3.BottomSheetScaffoldState
+import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.State
@@ -54,7 +54,7 @@ import kotlinx.coroutines.CoroutineScope
 
 private val DEFAULT_SCREEN = BottomNavigationScreens.Home
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun MainContent(
     navController: NavHostController,
@@ -79,7 +79,7 @@ fun MainContent(
   }
 }
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 private fun MainScreenNavigationConfigurations(
     navController: NavHostController,

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/main/MainScreen.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -37,10 +37,11 @@ package com.kodeco.learn.ui.main
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.material.BottomSheetScaffold
-import androidx.compose.material.ExperimentalMaterialApi
-import androidx.compose.material.rememberBottomSheetScaffoldState
+import androidx.compose.material3.BottomSheetScaffold
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.rememberBottomSheetScaffoldState
 import androidx.compose.material3.Scaffold
+import androidx.compose.material3.rememberStandardBottomSheetState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.State
@@ -58,7 +59,7 @@ import com.kodeco.learn.ui.home.HomeSheetContent
 
 private lateinit var selected: MutableState<KodecoEntry>
 
-@OptIn(ExperimentalMaterialApi::class)
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
 fun MainScreen(
     profile: GravatarEntry?,
@@ -80,7 +81,9 @@ fun MainScreen(
   navController.enableOnBackPressed(false)
 
   val coroutineScope = rememberCoroutineScope()
-  val bottomSheetScaffoldState = rememberBottomSheetScaffoldState()
+  val bottomSheetScaffoldState = rememberBottomSheetScaffoldState(
+    bottomSheetState = rememberStandardBottomSheetState(skipHiddenState = false)
+  )
 
   selected = remember { mutableStateOf(KodecoEntry()) }
 

12-networking/projects/challenge/androidApp/src/main/java/com/kodeco/learn/ui/main/MainTopAppBar.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023 Kodeco Inc
+ * Copyright (c) 2025 Kodeco Inc
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -71,15 +71,15 @@ fun MainTopAppBar(
           val avatarUrl = profile?.thumbnailUrl
           if (avatarUrl == null) {
             Icon(
-                imageVector = Icons.Filled.Person,
-                contentDescription = stringResource(R.string.description_profile)
+              imageVector = Icons.Filled.Person,
+              contentDescription = stringResource(R.string.description_profile)
             )
           } else {
             AddImagePreview(
-                url = avatarUrl,
-                modifier = Modifier
-                    .clip(CircleShape)
-                    .size(25.dp)
+              url = avatarUrl,
+              modifier = Modifier
+                .clip(CircleShape)
+                .size(25.dp)
             )
           }
         }