HW done

app/build.gradle

@@ -1,6 +1,8 @@
 plugins {
     id 'com.android.application'
     id 'kotlin-android'
+    id 'kotlin-kapt'
+    id'androidx.navigation.safeargs.kotlin'
 }
 
 android {
@@ -29,15 +31,27 @@ android {
     kotlinOptions {
         jvmTarget = '1.8'
     }
+
+    buildFeatures {
+        viewBinding true
+
+        dataBinding true
+    }
 }
 
 dependencies {
 
+
+    implementation "androidx.navigation:navigation-fragment-ktx:2.3.5"
+    implementation "androidx.navigation:navigation-ui-ktx:2.3.5"
     implementation 'androidx.core:core-ktx:1.7.0'
     implementation 'androidx.appcompat:appcompat:1.3.1'
     implementation 'com.google.android.material:material:1.4.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.1'
-    testImplementation 'junit:junit:4.+'
+    implementation 'com.android.support.constraint:constraint-layout:2.0.4'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'androidx.fragment:fragment:1.3.6'
+    testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
 }

app/src/main/java/com/example/hw_product_recycleview/Buy.kt

@@ -0,0 +1,39 @@
+package com.example.hw_product_recycleview
+
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import com.example.hw_product_recycleview.databinding.FragmentBuyBinding
+
+
+class Buy : Fragment() {
+
+    private var _binding: FragmentBuyBinding ?= null
+    private val binding get() = _binding!!
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+_binding = FragmentBuyBinding.inflate(inflater,container,false)
+        return binding.root
+    }
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        arguments?.let {
+            binding.phoneNameSmartphoneActivity.text = it.getString("phoneInfo").toString()
+            binding.phoneImageSmartPhoneActivity.setImageResource(it.getInt("phoneImage"))
+
+        }
+
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+         _binding=null
+    }
+}
+
+

app/src/main/java/com/example/hw_product_recycleview/MainActivity.kt

@@ -2,10 +2,28 @@ package com.example.hw_product_recycleview
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import androidx.navigation.NavController
+import androidx.navigation.fragment.NavHostFragment
+import androidx.navigation.ui.setupActionBarWithNavController
+import com.example.hw_product_recycleview.databinding.ActivityMainBinding
 
 class MainActivity : AppCompatActivity() {
+
+    private lateinit var navController: NavController
+
+    private lateinit var binding: ActivityMainBinding
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_main)
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+
+        val navHostFragment = supportFragmentManager
+            .findFragmentById(R.id.nav_host_fragment) as NavHostFragment
+
+
+        navController = navHostFragment.navController
+        setupActionBarWithNavController(navController)
     }
+
 }

app/src/main/java/com/example/hw_product_recycleview/Store.kt

@@ -0,0 +1,42 @@
+package com.example.hw_product_recycleview
+
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import com.example.hw_product_recycleview.adapter.SmartPhoneAdapter
+import com.example.hw_product_recycleview.databinding.FragmentStoreBinding
+
+class Store : Fragment() {
+
+    var _binding: FragmentStoreBinding?=null
+    val binding get() = _binding
+
+    //- onCreaate() the fragment instantiated and on Create State, (view not created yet)
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+    }
+
+//- `onCreateView()`: This method is where you inflate the layout (connects the xml with activity)
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+    _binding = FragmentStoreBinding.inflate(layoutInflater,container,false)
+    val view= binding!!.root
+    return view
+}
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+
+        binding?.recyclerView?.adapter = context?.let { SmartPhoneAdapter(this, it) }
+    }
+
+
+    override fun onDestroy() {
+        super.onDestroy()
+        _binding=null   }
+    }

app/src/main/java/com/example/hw_product_recycleview/adapter/SmartPhoneAdapter.kt

@@ -0,0 +1,66 @@
+package com.example.hw_product_recycleview.adapter
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.*
+import androidx.navigation.findNavController
+import androidx.recyclerview.widget.RecyclerView
+import com.example.hw_product_recycleview.StoreDirections
+import com.example.hw_product_recycleview.R
+import com.example.hw_product_recycleview.Store
+import com.example.hw_product_recycleview.data.DataSource
+
+class SmartPhoneAdapter(private val context: Store, context1: Context) :
+    RecyclerView.Adapter<SmartPhoneAdapter.SmartPhoneViewHolder>() {
+
+    private val dataSource = DataSource.smartPhone
+
+    class SmartPhoneViewHolder(view: View?) : RecyclerView.ViewHolder(view!!) {
+        val productImage: ImageView? = view?.findViewById(R.id.product_image)
+        val productName: TextView? = view?.findViewById(R.id.product_name)
+        val productPrice: TextView? = view?.findViewById(R.id.product_price)
+        val productIsVip: ImageView? = view?.findViewById(R.id.isVip_icon)
+        val addToCart: ImageButton? = view?.findViewById(R.id.add_to_cart)
+
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SmartPhoneViewHolder {
+        return SmartPhoneViewHolder(
+            LayoutInflater.from(parent.context).inflate(R.layout.vertical_list_item, parent, false)
+        )
+    }
+
+    @SuppressLint("ResourceAsColor")
+    override fun onBindViewHolder(holder: SmartPhoneViewHolder, position: Int) {
+        val item = dataSource[position]
+
+        holder.productImage?.setImageResource(item.productImage)
+        holder.productName?.text = context?.getString(item.productName)
+        holder.productPrice?.text = item.productPrice
+
+        if (item.isVip) {
+            holder.productIsVip?.visibility = View.VISIBLE
+        }
+        holder.addToCart?.setOnClickListener {
+            if (item.productQuantity > 0) {
+//               Toast.makeText(context, "added to cart", Toast.LENGTH_SHORT).show()
+            } else {
+  //              Toast.makeText(context, "Item is out of stock", Toast.LENGTH_SHORT).show()
+            }
+        }
+
+// stopped her (Perform the Navigation Action**)===================================================================
+        holder.productImage?.setOnClickListener {
+
+        val action = StoreDirections.actionBuyToStore( phoneInfo= holder.productName?.text.toString(),phoneImage =(item.productImage))
+         holder.itemView.findNavController().navigate(action)
+
+        }
+
+    }
+
+    override fun getItemCount(): Int = dataSource.size
+}

app/src/main/java/com/example/hw_product_recycleview/conistant/ProductInfo.kt

@@ -0,0 +1,8 @@
+package com.example.hw_product_recycleview.conistant
+
+object ProductInfo {
+
+    const val PHONE_IMAGE = "PhoneImage"
+    const val PHONE_NAME = "PhoneName"
+    const val PHONE_PRICE = "PhonePrice"
+}

app/src/main/java/com/example/hw_product_recycleview/data/Datasource.kt

@@ -0,0 +1,21 @@
+package com.example.hw_product_recycleview.data
+
+import com.example.hw_product_recycleview.R
+import com.example.hw_product_recycleview.model.SmartPhone
+
+
+/**
+ * An object to generate a list of smartphones
+ */
+object DataSource {
+
+    val smartPhone: List<SmartPhone> = listOf(
+        SmartPhone( R.drawable.iphone, R.string.Iphone_12_64GB,"4500 SR", false,5  ),
+        SmartPhone(R.drawable.samsung_galaxy_z_flip, R.string.Samsung_Galaxy_Z_Flip3,"5000 SR", true,70),
+        SmartPhone(R.drawable.iphone13,R.string.Iphone_13,"6000 SR",false,36  ),
+        SmartPhone(R.drawable.samsung_galaxy_uitra, R.string.Samsung_Galaxy_Z_Flip3,"3500 SR",true,5 ),
+        SmartPhone(R.drawable.huawei_yp,R.string.Huawei_Y6p,"2900 SR",false,29  )
+
+
+    )
+}

app/src/main/java/com/example/hw_product_recycleview/model/SmartPhone.kt

@@ -0,0 +1,12 @@
+package com.example.hw_product_recycleview.model
+
+import androidx.annotation.DrawableRes
+import androidx.annotation.StringRes
+
+data class SmartPhone(
+    @DrawableRes val productImage: Int,
+    @StringRes val productName: Int,
+    val productPrice: String,
+    val isVip: Boolean,
+    val productQuantity: Int
+)

app/src/main/res/drawable/ic_baseline_shopping_bag_24.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFFFFF"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M18,6h-2c0,-2.21 -1.79,-4 -4,-4S8,3.79 8,6H6C4.9,6 4,6.9 4,8v12c0,1.1 0.9,2 2,2h12c1.1,0 2,-0.9 2,-2V8C20,6.9 19.1,6 18,6zM10,10c0,0.55 -0.45,1 -1,1s-1,-0.45 -1,-1V8h2V10zM12,4c1.1,0 2,0.9 2,2h-4C10,4.9 10.9,4 12,4zM16,10c0,0.55 -0.45,1 -1,1s-1,-0.45 -1,-1V8h2V10z"/>
+</vector>

app/src/main/res/drawable/ic_baseline_star_24.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFD700"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M12,17.27L18.18,21l-1.64,-7.03L22,9.24l-7.19,-0.61L12,2 9.19,8.63 2,9.24l5.46,4.73L5.82,21z"/>
+</vector>

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

@@ -1,18 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity">
+    tools:context=".MainActivity" >
 
-    <TextView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:text="Hello World!"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+    <!--=============================================================here have problem -->
+<androidx.fragment.app.FragmentContainerView
+android:id="@+id/nav_host_fragment"
+android:layout_height="match_parent"
+android:layout_width="match_parent"
+android:name="androidx.navigation.fragment.NavHostFragment"
+app:defaultNavHost="true"
+app:navGraph="@navigation/nav_graph" />
 
-</androidx.constraintlayout.widget.ConstraintLayout>
+    </FrameLayout>

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

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    tools:context=".Buy">
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <ImageView
+            android:id="@+id/phone_image_smartPhone_activity"
+            android:layout_width="392dp"
+            android:layout_height="335dp"
+            android:layout_marginStart="8dp"
+            android:layout_marginTop="4dp"
+            android:layout_marginEnd="8dp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="1.0"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:srcCompat="@drawable/iphone" />
+
+        <TextView
+            android:id="@+id/phone_name_smartphone_activity"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="16dp"
+            android:textAppearance="@style/TextAppearance.MaterialComponents.Headline6"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="@+id/phone_image_smartPhone_activity"
+            app:layout_constraintTop_toBottomOf="@+id/phone_image_smartPhone_activity" />
+
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</FrameLayout>