Network & API (Github)

retrofit

app/build.gradle

@@ -38,6 +38,12 @@ android {
 
 dependencies {
 
+    implementation "com.squareup.retrofit2:retrofit:2.6.2"
+    implementation "com.squareup.retrofit2:converter-gson:2.6.2"
+    implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
+    implementation "com.github.bumptech.glide:glide:4.11.0"
+    implementation 'com.google.android.material:material:1.0.0'
+
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'androidx.core:core-ktx:1.5.0'
     implementation 'androidx.appcompat:appcompat:1.3.0'

app/src/main/AndroidManifest.xml

@@ -7,6 +7,8 @@
 
     <uses-permission android:name="android.permission.CAMERA"/>
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"

app/src/main/java/com/trolle/trolleapp/PayFragment.kt

@@ -8,10 +8,15 @@ import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.Toast
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import com.trolle.trolleapp.data.Item
+import com.trolle.trolleapp.data.adapter.ItemAdapter
 import com.trolle.trolleapp.data.adapter.ListItemAdapter
+import com.trolle.trolleapp.data.viewmodel.MainViewModel
 import com.trolle.trolleapp.databinding.FragmentPayBinding
 import com.trolle.trolleapp.ui.pay.CheckoutActivity
 import com.trolle.trolleapp.ui.side_menu.EditProfileActivity
@@ -20,6 +25,9 @@ import java.util.*
 
 class PayFragment : Fragment() {
 
+    private lateinit var viewModel: MainViewModel
+    private lateinit var adapter: ItemAdapter
+
     private lateinit var rvItems: RecyclerView
     private val list = ArrayList<Item>()
     private var _binding: FragmentPayBinding? = null
@@ -41,18 +49,24 @@ class PayFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        rvItems = binding.rvItems
-        rvItems.setHasFixedSize(true)
+        adapter = ItemAdapter()
+        adapter.notifyDataSetChanged()
+        viewModel = ViewModelProvider(this, ViewModelProvider.NewInstanceFactory()).get(MainViewModel::class.java)
 
-        Handler(Looper.getMainLooper()).postDelayed({
-            showLoading(true)
-            Handler(Looper.getMainLooper()).postDelayed({
-                showLoading(false)
-            }, 2000)
-        }, 2000)
+        binding.rvItems.layoutManager = LinearLayoutManager(context)
+        binding.rvItems.setHasFixedSize(true)
+        binding.rvItems.adapter = adapter
 
-        list.addAll(listItems)
-        showRecyclerList()
+        searchItem()
+        Toast.makeText(context, "Searching items", Toast.LENGTH_SHORT).show()
+
+        viewModel.getSearchItems().observe(viewLifecycleOwner, {
+            if (it!=null){
+                showLoading(true)
+                adapter.setList(it)
+                showLoading(false)
+            }
+        })
 
         binding.buttonCheckout.setOnClickListener {
             requireActivity().run{
@@ -61,24 +75,10 @@ class PayFragment : Fragment() {
         }
     }
 
-    private val listItems: ArrayList<Item>
-        get() {
-            val dataName = resources.getStringArray(R.array.data_name)
-            val dataCount = resources.getIntArray(R.array.data_count)
-            val dataPrice = resources.getIntArray(R.array.data_price)
-            val listItem = ArrayList<Item>()
-
-            for (i in 1 until (dataName.size-1)) {
-                val item = Item(dataName.get(i),dataCount.get(i), dataPrice.get(i))
-                listItem.add(item)
-            }
-            return listItem
-        }
+    private fun searchItem(){
+        val query = "wondrouss"
+        viewModel.setSearchItems(query)
 
-    private fun showRecyclerList() {
-        rvItems.layoutManager = LinearLayoutManager(context)
-        val listItemAdapter = ListItemAdapter(list)
-        rvItems.adapter = listItemAdapter
     }
 
     private fun showLoading(state: Boolean) {
@@ -88,6 +88,7 @@ class PayFragment : Fragment() {
         } else {
             binding.progressBar.visibility = View.GONE
             binding.rvItems.visibility = View.VISIBLE
+            binding.layoutSubtotal.visibility = View.VISIBLE
         }
     }
 

app/src/main/java/com/trolle/trolleapp/data/Item.kt

@@ -1,7 +1,7 @@
 package com.trolle.trolleapp.data
 
 data class Item(
-    var name: String,
-    var count: Int,
-    var price: Int
+    val login: String,
+    val type: String,
+    val id: Int
 )

app/src/main/java/com/trolle/trolleapp/data/ItemResponse.kt

@@ -0,0 +1,7 @@
+package com.trolle.trolleapp.data
+
+import java.util.*
+
+data class ItemResponse (
+    val items : ArrayList<Item>
+)

app/src/main/java/com/trolle/trolleapp/data/adapter/ItemAdapter.kt

@@ -0,0 +1,43 @@
+package com.trolle.trolleapp.data.adapter
+
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import android.widget.Toast
+import androidx.recyclerview.widget.RecyclerView
+import com.trolle.trolleapp.data.Item
+import com.trolle.trolleapp.databinding.ItemRowListBinding
+import java.util.*
+
+class ItemAdapter: RecyclerView.Adapter<ItemAdapter.ItemViewHolder>() {
+    private val list = ArrayList<Item>()
+
+    fun setList(items: ArrayList<Item>){
+        list.clear()
+        list.addAll(items)
+        notifyDataSetChanged()
+    }
+
+    inner class ItemViewHolder(val binding: ItemRowListBinding) : RecyclerView.ViewHolder(binding.root){
+        fun bind(item: Item){
+            binding.tvItemName.text = item.login
+            binding.tvItemCount.text = item.type
+            binding.tvItemPrice.text = item.id.toString()
+
+        }
+
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ItemViewHolder {
+        val view = ItemRowListBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+        return ItemViewHolder(view)
+
+    }
+
+    override fun onBindViewHolder(holder: ItemViewHolder, position: Int) {
+        holder.bind(list[position])
+    }
+
+    override fun getItemCount(): Int = list.size
+
+
+}

app/src/main/java/com/trolle/trolleapp/data/network/api/Api.kt

@@ -0,0 +1,15 @@
+package com.trolle.trolleapp.data.network.api
+
+import com.trolle.trolleapp.data.ItemResponse
+import retrofit2.Call
+import retrofit2.http.GET
+import retrofit2.http.Headers
+import retrofit2.http.Query
+
+interface Api {
+    @GET("search/users")
+    @Headers("Authorization: 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",  "User-Agent: request")
+    fun getSearchItems(
+            @Query("q") query: String?
+    ): Call<ItemResponse>
+}

app/src/main/java/com/trolle/trolleapp/data/network/api/RetrofitClient.kt

@@ -0,0 +1,19 @@
+package com.trolle.trolleapp.data.network.api
+
+import okhttp3.OkHttpClient
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+import retrofit2.create
+import java.util.concurrent.TimeUnit
+
+object RetrofitClient {
+    private const val BASE_URL = "https://api.github.com/"
+
+    val retrofit = Retrofit.Builder()
+        .baseUrl(BASE_URL)
+        .addConverterFactory(GsonConverterFactory.create())
+        .build()
+
+    val apiInstance: Api = retrofit.create(Api::class.java)
+
+}

app/src/main/java/com/trolle/trolleapp/data/viewmodel/MainViewModel.kt

@@ -0,0 +1,39 @@
+package com.trolle.trolleapp.data.viewmodel
+
+import android.util.Log
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import com.trolle.trolleapp.data.Item
+import com.trolle.trolleapp.data.ItemResponse
+import com.trolle.trolleapp.data.network.api.RetrofitClient
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+import java.util.*
+
+class MainViewModel: ViewModel() {
+
+    val listItems = MutableLiveData<ArrayList<Item>>()
+
+    fun setSearchItems(query: String){
+        RetrofitClient.apiInstance
+                .getSearchItems(query)
+                .enqueue(object: Callback<ItemResponse>{
+                    override fun onResponse(call: Call<ItemResponse>, response: Response<ItemResponse>) {
+                        if (response.isSuccessful){
+                            listItems.postValue(response.body()?.items)
+                        }
+                    }
+
+                    override fun onFailure(call: Call<ItemResponse>, t: Throwable) {
+                        Log.d("Failure", "ada error mainviewmodel")
+                    }
+
+                })
+    }
+
+    fun getSearchItems(): LiveData<ArrayList<Item>>{
+        return listItems
+    }
+}

app/src/main/res/drawable/roundedshapebtn.xml → app/src/main/res/drawable/rounded_items.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" android:padding="10dp">
-    <solid android:color="@color/pink"/> <!-- this one is ths color of the Rounded Button -->
+    <solid android:color="@color/cardview_dark_background"/> <!-- this one is ths color of the Rounded Button -->
     <corners
         android:bottomRightRadius="10dp"
         android:bottomLeftRadius="10dp"

app/src/main/res/layout/fragment_pay.xml

@@ -59,10 +59,12 @@
         android:layout_below="@id/rv_items">
 
         <LinearLayout
+            android:id="@+id/layout_subtotal"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:orientation="vertical"
-            android:layout_margin="15dp">
+            android:layout_margin="15dp"
+            android:visibility="gone">
 
             <TextView
                 android:id="@+id/text_view_sub_total"

app/src/main/res/layout/item_row_list.xml

@@ -1,18 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:orientation="horizontal"
-    android:layout_margin="20dp"
-    android:padding="20dp"
-    android:background="@color/cardview_dark_background">
+    android:layout_marginHorizontal="20dp"
+    android:layout_marginVertical="12dp"
+    android:padding="18dp"
+    android:background="@drawable/rounded_items">
 
     <TextView
         android:id="@+id/tv_item_name"
         android:textColor="@color/white"
-        android:layout_width="180dp"
+        android:layout_width="170dp"
         android:layout_height="wrap_content"
         android:layout_marginStart="8dp"
         android:layout_marginEnd="8dp"
@@ -27,7 +28,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginStart="8dp"
-        android:layout_marginEnd="8dp"
+        android:layout_marginEnd="2dp"
         android:textSize="16sp"
         android:textStyle="bold"
         android:gravity="end"
@@ -36,9 +37,8 @@
     <TextView
         android:id="@+id/tv_item_price"
         android:textColor="@color/white"
-        android:layout_width="100dp"
+        android:layout_width="120dp"
         android:layout_height="wrap_content"
-        android:layout_marginStart="8dp"
         android:layout_marginEnd="8dp"
         android:textSize="16sp"
         android:textStyle="bold"