RestAPI Done :D sent..

app/build.gradle

@@ -3,12 +3,12 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 25
     buildToolsVersion "25.0.2"
     defaultConfig {
         applicationId "com.codingblocks.restapiretrofitjson"
         minSdkVersion 16
-        targetSdkVersion 26
+        targetSdkVersion 25
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
@@ -27,13 +27,15 @@ dependencies {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
     compile "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
-    compile 'com.android.support:appcompat-v7:26.+'
-    compile 'com.android.support:recyclerview-v7:26.+'
-    compile 'com.android.support:cardview-v7:26.+'
-    compile 'com.android.support.constraint:constraint-layout:1.0.0-alpha8'
+    compile 'com.android.support:appcompat-v7:25.+'
+    compile 'com.android.support:recyclerview-v7:25.+'
+    compile 'com.android.support:cardview-v7:25.+'
+    compile 'com.android.support.constraint:constraint-layout:1.0.2'
     compile 'com.squareup.retrofit2:retrofit:2.3.0'
     compile 'com.squareup.retrofit2:converter-gson:2.3.0'
+    compile 'com.squareup.picasso:picasso:2.5.2'
     testCompile 'junit:junit:4.12'
+
 }
 repositories {
     mavenCentral()

app/src/main/AndroidManifest.xml

@@ -14,6 +14,9 @@
         <activity android:name=".activities.UsersActivity" />
         <activity android:name=".activities.PostsActivity" />
         <activity android:name=".activities.CommentsActivity" />
+        <activity android:name=".activities.AlbumsActivity"/>
+        <activity android:name=".activities.PicsActivity"/>
+        <activity android:name=".activities.ViewSpecificPic"/>
         <activity android:name=".MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/com/codingblocks/restapiretrofitjson/activities/AlbumsActivity.kt

@@ -0,0 +1,56 @@
+package com.codingblocks.restapiretrofitjson.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import android.support.v7.widget.LinearLayoutManager
+import android.view.View
+import com.codingblocks.restapiretrofitjson.R
+import com.codingblocks.restapiretrofitjson.adapters.AlbumsAdapter
+import com.codingblocks.restapiretrofitjson.api.API
+import com.codingblocks.restapiretrofitjson.interfaces.OnItemClickListener
+import com.codingblocks.restapiretrofitjson.models.Album
+
+import kotlinx.android.synthetic.main.activity_albums.*
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+import java.util.*
+
+class AlbumsActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_albums)
+
+        rvAlbumsView.layoutManager = LinearLayoutManager(this)
+        val albumsAdapter = AlbumsAdapter(ArrayList<Album>(), this)
+        rvAlbumsView.adapter = albumsAdapter
+        pbProgress.visibility = View.VISIBLE
+        btnShowAllPhotos.setOnClickListener { startActivity(Intent(this@AlbumsActivity, PicsActivity::class.java)) }
+        albumsAdapter.setOnItemClickListener(OnItemClickListener { itemid, view ->
+            val i = Intent(this@AlbumsActivity, PicsActivity::class.java)
+            i.putExtra("albumId", itemid)
+            startActivity(i)
+        })
+        val receivedId = intent.getIntExtra("userId", -1)
+        supportActionBar!!.title = "Albums"
+        val albumsApi = API.getInstance().albumsAPI
+        val receiveAlbums = object : Callback<ArrayList<Album>> {
+            override fun onResponse(call: Call<ArrayList<Album>>, response: Response<ArrayList<Album>>) {
+                albumsAdapter.updateAlbums(response.body()!!, pbProgress)
+            }
+
+            override fun onFailure(call: Call<ArrayList<Album>>, t: Throwable) {
+
+            }
+        }
+
+        if (receivedId != -1) {
+            albumsApi.getAlbumsbyUserId(receivedId).enqueue(receiveAlbums)
+        } else {
+            albumsApi.getAlbumsbyUserId(null).enqueue(receiveAlbums)
+        }
+
+    }
+}

app/src/main/java/com/codingblocks/restapiretrofitjson/activities/CommentsActivity.kt

@@ -30,14 +30,14 @@ class CommentsActivity : AppCompatActivity() {
 
         API.getInstance().commentsAPI.getCommentsByPostId(intent.getIntExtra("postId", 0))
                 .enqueue(object : Callback<ArrayList<Comment>> {
-            override fun onFailure(call: Call<ArrayList<Comment>>?, t: Throwable?) {
-                //
-            }
-
-            override fun onResponse(call: Call<ArrayList<Comment>>?, response: Response<ArrayList<Comment>>?) {
-                //
-                commentAdapter.updateComments(response!!.body()!!)
-            }
-        })
+                    override fun onFailure(call: Call<ArrayList<Comment>>?, t: Throwable?) {
+                        //
+                    }
+
+                    override fun onResponse(call: Call<ArrayList<Comment>>?, response: Response<ArrayList<Comment>>?) {
+                        //
+                        commentAdapter.updateComments(response!!.body()!!)
+                    }
+                })
     }
 }

app/src/main/java/com/codingblocks/restapiretrofitjson/activities/PicsActivity.kt

@@ -0,0 +1,64 @@
+package com.codingblocks.restapiretrofitjson.activities
+
+/**
+ * Created by Arunima Mitra on 03-07-2017.
+ */
+
+import android.content.Intent
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import android.support.v7.widget.LinearLayoutManager
+import android.view.View
+import com.codingblocks.restapiretrofitjson.R
+import com.codingblocks.restapiretrofitjson.adapters.PicsAdapter
+import com.codingblocks.restapiretrofitjson.api.API
+import com.codingblocks.restapiretrofitjson.interfaces.ClickOnPicListener
+
+import com.codingblocks.restapiretrofitjson.models.Pic
+
+import kotlinx.android.synthetic.main.activity_pics.*
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+import java.util.*
+
+class PicsActivity : AppCompatActivity() {
+
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_pics)
+        rvPhotosView.layoutManager = LinearLayoutManager(this)
+        val photosAdapter = PicsAdapter(ArrayList<Pic>(), this)
+        rvPhotosView.adapter = photosAdapter
+        pbProgress.visibility = View.VISIBLE
+
+        photosAdapter.setOnPhotoClickListener(ClickOnPicListener { url, title ->
+            val i = Intent(this@PicsActivity, ViewSpecificPic::class.java)
+            i.putExtra("url", url)
+            i.putExtra("title", title)
+            startActivity(i)
+        })
+
+        val receivedId = intent.getIntExtra("albumId", -1)
+
+        supportActionBar!!.title = "Photos"
+
+        val photosApi = API.getInstance().photosApi
+
+        val receivePhotos = object : Callback<ArrayList<Pic>> {
+            override fun onResponse(call: Call<ArrayList<Pic>>, response: Response<ArrayList<Pic>>) {
+                photosAdapter.updateAlbums(response.body()!!, pbProgress)
+            }
+
+            override fun onFailure(call: Call<ArrayList<Pic>>, t: Throwable) {
+
+            }
+        }
+        if (receivedId != -1) {
+            photosApi.getPhotosOfAlbumId(receivedId).enqueue(receivePhotos)
+        } else {
+            photosApi.photos.enqueue(receivePhotos)
+        }
+    }
+}

app/src/main/java/com/codingblocks/restapiretrofitjson/activities/TodosActivity.kt

@@ -1,16 +1,14 @@
 package com.codingblocks.restapiretrofitjson.activities
 
-import android.support.v7.app.AppCompatActivity
 import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.LinearLayoutManager
-import android.util.Log
-
-import kotlinx.android.synthetic.main.activity_todos.*
-
+import android.view.View
 import com.codingblocks.restapiretrofitjson.R
 import com.codingblocks.restapiretrofitjson.adapters.TodoAdapter
 import com.codingblocks.restapiretrofitjson.api.API
 import com.codingblocks.restapiretrofitjson.models.Todo
+import kotlinx.android.synthetic.main.activity_todos.*
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
@@ -24,25 +22,29 @@ class TodosActivity : AppCompatActivity() {
         rvTodosList.layoutManager = LinearLayoutManager(this)
         var todoAdapter = TodoAdapter(ArrayList<Todo>())
         rvTodosList.adapter = todoAdapter
+        pbProgress.visibility = View.VISIBLE
 
         var todoCallback = object:  Callback<ArrayList<Todo>> {
             override fun onFailure(call: Call<ArrayList<Todo>>?, t: Throwable?) {
             }
 
             override fun onResponse(call: Call<ArrayList<Todo>>?, response: Response<ArrayList<Todo>>?) {
-                todoAdapter.updateTodos(response!!.body()!!)
+                todoAdapter.updateTodos(response!!.body()!!,pbProgress)
             }
 
         }
         var userId = intent.getIntExtra("userId", -1)
+        var username=intent.getStringExtra("username")
         if (userId != -1) {
             API.getInstance().todosAPI.getTodos(userId).enqueue(todoCallback)
+            supportActionBar!!.title="Todos by "+username
 
         } else {
             API.getInstance().todosAPI.getTodos(null).enqueue(todoCallback)
+            supportActionBar!!.title="Todos"
         }
 
 
 
     }
-}
+}

app/src/main/java/com/codingblocks/restapiretrofitjson/activities/ViewSpecificPic.kt

@@ -0,0 +1,27 @@
+package com.codingblocks.restapiretrofitjson.activities
+
+/**
+ * Created by Arunima Mitra on 03-07-2017.
+ */
+
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import com.codingblocks.restapiretrofitjson.R
+import com.squareup.picasso.Picasso
+import kotlinx.android.synthetic.main.activity_specific_pic.*
+
+class ViewSpecificPic : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_specific_pic)
+        val url = intent.getStringExtra("url")
+        val title = intent.getStringExtra("title")
+
+        supportActionBar!!.title = "View Photo"
+
+        tvTitle.text = title
+        Picasso.with(this).load(url)
+                .into(ivImage)
+    }
+}

app/src/main/java/com/codingblocks/restapiretrofitjson/adapters/AlbumAdapter.kt

@@ -0,0 +1,61 @@
+package com.codingblocks.restapiretrofitjson.adapters
+
+/**
+ * Created by Arunima Mitra on 03-07-2017.
+ */
+
+import android.content.Context
+import android.support.v7.widget.RecyclerView
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ProgressBar
+import com.codingblocks.restapiretrofitjson.R
+import com.codingblocks.restapiretrofitjson.interfaces.OnItemClickListener
+import com.codingblocks.restapiretrofitjson.models.Album
+import kotlinx.android.synthetic.main.list_item_album.view.*
+import java.util.*
+
+/**
+ * Created by pervy_sage on 30/6/17.
+ */
+
+class AlbumsAdapter(internal var albums: ArrayList<Album>, internal var mContext: Context) : RecyclerView.Adapter<AlbumsAdapter.AlbumsViewHolder>() {
+
+    internal var onItemClickListener: OnItemClickListener? = null
+    fun setOnItemClickListener(onItemClickListener: OnItemClickListener) {
+        this.onItemClickListener = onItemClickListener
+    }
+
+    fun updateAlbums(albums: ArrayList<Album>, progressBar: ProgressBar) {
+
+        this.albums = albums
+        progressBar.visibility = View.INVISIBLE
+        progressBar.visibility = View.GONE
+        notifyDataSetChanged()
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): AlbumsViewHolder {
+        val li = mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater
+        val itemView = li.inflate(R.layout.list_item_album, parent, false)
+        return AlbumsViewHolder(itemView)
+    }
+
+    override fun onBindViewHolder(holder: AlbumsViewHolder, position: Int) {
+        holder.bindAlbum(albums[position])
+    }
+
+    override fun getItemCount(): Int {
+        return albums.size
+    }
+
+    inner class AlbumsViewHolder(internal var rootView: View)
+        : RecyclerView.ViewHolder(rootView) {
+        fun bindAlbum(thisAlbum : Album){
+            rootView.tvTitle.text=thisAlbum.title
+            rootView.setOnClickListener {
+                onItemClickListener!!.onItemClick(thisAlbum.id,rootView)
+            }
+        }
+    }
+}