epic-school · Asmodey1024 · Apr 24, 2022 · May 11, 2022 · Jun 14, 2022
diff --git a/HomeWorkNetwork/app/build.gradle b/HomeWorkNetwork/app/build.gradle
@@ -8,10 +8,7 @@ android {
     compileSdk 31
 
     defaultConfig {
-
-        buildConfigField "String", "API_BASE_URL", '"api.themoviedb.org"'
-        buildConfigField "String", "API_KEY", '"/*ваш ap_key*/"'
-        buildConfigField "String", "API_IMAGE_BASE_URL", '"https://image.tmdb.org/t/p/w500"'
+        buildConfigField "String", "API_BASE_URL", '"reqres.in"'
 
         applicationId "com.pg.homeworknetwork"
         minSdk 30
@@ -35,6 +32,10 @@ android {
     kotlinOptions {
         jvmTarget = '1.8'
     }
+
+    packagingOptions {
+        resources.excludes.add("META-INF/*")
+    }
 }
 
 dependencies {
@@ -46,4 +47,19 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.4.1'
     implementation 'com.google.android.material:material:1.5.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.3'
+
+    implementation 'io.ktor:ktor-client-core:1.6.8'
+    implementation 'io.ktor:ktor-client-android:1.6.8'
+    implementation 'io.ktor:ktor-client-serialization:1.6.8'
+    implementation 'io.ktor:ktor-client-logging:1.6.8'
+    implementation 'io.ktor:ktor-client-cio:1.6.8'
+    implementation 'io.ktor:ktor-server-core:1.6.8'
+    implementation 'io.ktor:ktor-server-netty:1.6.8'
+
+    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.3.2"
+
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.8.1'
+
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.0'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.0'
 }
diff --git a/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/Models.kt b/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/Models.kt
@@ -1,5 +1,64 @@
 package com.pg.homeworknetwork
 
-class Movies
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.SerialName
 
-class Movie
+//{
+//    "page": 1,
+//    "per_page": 6,
+//    "total": 12,
+//    "total_pages": 2,
+//    "data": [
+//    {
+//        "id": 7,
+//        "email": "michael.lawson@reqres.in",
+//        "first_name": "Michael",
+//        "last_name": "Lawson",
+//        "avatar": "https://reqres.in/img/faces/7-image.jpg"
+//    },
+//    ],
+//    "support": {
+//    "url": "https://reqres.in/#support-heading",
+//    "text": "To keep ReqRes free, contributions towards server costs are appreciated!"
+//}
+//}
+@Serializable
+data class Users(
+    @SerialName("page")
+    val page: Int,
+    @SerialName("data")
+    val data: List<User> = ArrayList()
+)
+
+//{
+//    "data": {
+//    "id": 2,
+//    "email": "janet.weaver@reqres.in",
+//    "first_name": "Janet",
+//    "last_name": "Weaver",
+//    "avatar": "https://reqres.in/img/faces/2-image.jpg"
+//},
+//    "support": {
+//    "url": "https://reqres.in/#support-heading",
+//    "text": "To keep ReqRes free, contributions towards server costs are appreciated!"
+//}
+//}
+@Serializable
+data class Data(
+    @SerialName("data")
+    val data: User
+)
+
+@Serializable
+data class User(
+    @SerialName("id")
+    val id: Int,
+    @SerialName("email")
+    val email: String? = null,
+    @SerialName("first_name")
+    val first_name: String? = null,
+    @SerialName("last_name")
+    val last_name: String? = null,
+    @SerialName("avatar")
+    val avatar: String? = null,
+)
diff --git a/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/MovieDetailFragment.kt b/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/MovieDetailFragment.kt
@@ -10,6 +10,8 @@ import androidx.fragment.app.FragmentManager
 import androidx.fragment.app.FragmentTransaction
 import coil.load
 import coil.transform.RoundedCornersTransformation
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
 
 class MovieDetailFragment : Fragment(R.layout.fragment_movie_preview) {
     lateinit var poster: ImageView
@@ -28,24 +30,26 @@ class MovieDetailFragment : Fragment(R.layout.fragment_movie_preview) {
             releaseDate = findViewById(R.id.releaseDate)
         }
 
-        val movieId = arguments?.getInt(ARG_ID) ?: 550
-        val movie = //получаем фильм
-        poster.load("${BuildConfig.API_IMAGE_BASE_URL}${movie.posterPath}") {
-            transformations(RoundedCornersTransformation(16f))
-        }
-        originalTitle.text = movie.originalTitle
-        overview.text = movie.overview
-        popularity.text = movie.popularity.toString()
-        releaseDate.text = movie.releaseDate
+        val userId = arguments?.getInt(ARG_ID) ?: 550
 
-        activity?.onBackPressedDispatcher?.addCallback(this.viewLifecycleOwner, object : OnBackPressedCallback(true) {
-            override fun handleOnBackPressed() {
-                val manager: FragmentManager = parentFragmentManager
-                val transaction: FragmentTransaction = manager.beginTransaction()
-                transaction.replace(R.id.mainFragment, MovieListFragment())
-                transaction.commit()
+        runBlocking (Dispatchers.IO){
+            val user: User = Api().getUser(userId).data
+            poster.load("${user.avatar}") {
+                transformations(RoundedCornersTransformation(16f))
             }
-        })
+            originalTitle.text = user.first_name
+        }
+
+        activity?.onBackPressedDispatcher?.addCallback(
+            this.viewLifecycleOwner,
+            object : OnBackPressedCallback(true) {
+                override fun handleOnBackPressed() {
+                    val manager: FragmentManager = parentFragmentManager
+                    val transaction: FragmentTransaction = manager.beginTransaction()
+                    transaction.replace(R.id.mainFragment, MovieListFragment())
+                    transaction.commit()
+                }
+            })
     }
 
     companion object {

diff --git a/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/MovieItemAdapter.kt b/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/MovieItemAdapter.kt
@@ -13,7 +13,7 @@ import androidx.recyclerview.widget.RecyclerView
 import coil.load
 import coil.transform.RoundedCornersTransformation
 
-internal class MovieItemAdapter : ListAdapter<Movie, MovieItemAdapter.ViewHolder>(MOVIE_COMPARATOR) {
+internal class MovieItemAdapter : ListAdapter<User, MovieItemAdapter.ViewHolder>(COMPARATOR) {
     private var clickListener: IOnItemClick? = null
 
     fun setClickListener(listener: IOnItemClick?) {
@@ -37,38 +37,38 @@ internal class MovieItemAdapter : ListAdapter<Movie, MovieItemAdapter.ViewHolder
     }
 
     interface IOnItemClick {
-        fun onItemClick(movie: Movie)
+        fun onItemClick(user: User)
     }
 
     internal inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
         var parentItem: LinearLayout = itemView.findViewById(R.id.parentItem)
         private var image: ImageView = itemView.findViewById(R.id.image)
         private var itemTitle: TextView = itemView.findViewById(R.id.itemTitle)
 
-        fun bind(movie: Movie) {
+        fun bind(user: User) {
             itemView.setOnClickListener {
-                clickListener?.onItemClick(movie)
+                clickListener?.onItemClick(user)
             }
             image.requestLayout()
-            itemTitle.text = movie.title
+            itemTitle.text = user.email
 
-            image.load("${BuildConfig.API_IMAGE_BASE_URL}${movie.posterPath}") {
+            image.load("${user.avatar}") {
                 transformations(RoundedCornersTransformation(16f))
             }
         }
     }
 
     companion object {
-        val MOVIE_COMPARATOR = object : DiffUtil.ItemCallback<Movie>() {
-            override fun areContentsTheSame(oldItem: Movie, newItem: Movie): Boolean {
+        val COMPARATOR = object : DiffUtil.ItemCallback<User>() {
+            override fun areContentsTheSame(oldItem: User, newItem: User): Boolean {
                 return oldItem == newItem
             }
 
-            override fun areItemsTheSame(oldItem: Movie, newItem: Movie): Boolean {
+            override fun areItemsTheSame(oldItem: User, newItem: User): Boolean {
                 return oldItem.id == newItem.id
             }
 
-            override fun getChangePayload(oldItem: Movie, newItem: Movie): Any? {
+            override fun getChangePayload(oldItem: User, newItem: User): Any? {
                 return null
             }
         }

diff --git a/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/MovieListFragment.kt b/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/MovieListFragment.kt
@@ -7,16 +7,19 @@ import androidx.fragment.app.FragmentManager
 import androidx.fragment.app.FragmentTransaction
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
 
 class MovieListFragment : Fragment(R.layout.fragment_movie_list) {
     lateinit var recycler: RecyclerView
 
     private val goToDetails = object : MovieItemAdapter.IOnItemClick {
-        override fun onItemClick(movie: Movie) {
+        override fun onItemClick(user: User) {
             val manager: FragmentManager = parentFragmentManager
             val transaction: FragmentTransaction = manager.beginTransaction()
             val detailsFragment = MovieDetailFragment()
-            detailsFragment.arguments = Bundle().apply { putInt(MovieDetailFragment.ARG_ID, movie.id) }
+            detailsFragment.arguments =
+                Bundle().apply { putInt(MovieDetailFragment.ARG_ID, user.id) }
             transaction.replace(R.id.mainFragment, detailsFragment)
             transaction.commit()
         }
@@ -31,8 +34,12 @@ class MovieListFragment : Fragment(R.layout.fragment_movie_list) {
             }
         }
         val adapter = (recycler.adapter as MovieItemAdapter)
-        val movies = //получаем фильмы
-        adapter.submitList(movies)
+
+        runBlocking(Dispatchers.IO) {
+            val users: Users = Api().getUsers()
+            adapter.submitList(users.data)
+        }
+
         super.onViewCreated(view, savedInstanceState)
     }
 

diff --git a/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/Network.kt b/HomeWorkNetwork/app/src/main/java/com/pg/homeworknetwork/Network.kt
@@ -1,5 +1,40 @@
 package com.pg.homeworknetwork
 
+import io.ktor.client.*
+import io.ktor.client.engine.android.*
+import io.ktor.client.features.json.*
+import io.ktor.client.features.json.serializer.*
+import io.ktor.client.features.logging.*
+import io.ktor.client.request.*
+
 class Api {
+    companion object Config {
+        private const val BASE_URL = BuildConfig.API_BASE_URL
+        private const val USERS = "/api/users"
+        private const val USER = "/api/users"
+    }
+
+    private val client = HttpClient(Android) {
+        install(Logging) {
+            logger = object : Logger {
+                override fun log(message: String) {
+                    println(message)
+                }
+            }
+            level = LogLevel.ALL
+        }
+
+        install(JsonFeature) {
+            serializer = KotlinxSerializer(kotlinx.serialization.json.Json {
+                ignoreUnknownKeys = true
+            })
+        }
+    }
+
+    // https://reqres.in/api/users
+    suspend fun getUsers(): Users = client.get(host = BASE_URL, path = USERS)
 
+    // https://reqres.in/api/users/2
+    suspend fun getUser(userId: Int): Data =
+        client.get(host = BASE_URL, path = "$USER/$userId")
 }
diff --git a/HomeWorkNetwork/build.gradle b/HomeWorkNetwork/build.gradle
@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
-    id 'com.android.application' version '7.1.2' apply false
-    id 'com.android.library' version '7.1.2' apply false
+    id 'com.android.application' version '7.1.3' apply false
+    id 'com.android.library' version '7.1.3' apply false
     id 'org.jetbrains.kotlin.android' version '1.6.10' apply false
 }