Ibarhim

app/build.gradle

@@ -1,6 +1,8 @@
 plugins {
     id 'com.android.application'
     id 'kotlin-android'
+    id 'kotlin-kapt'
+    id 'androidx.navigation.safeargs.kotlin'
 }
 
 android {
@@ -29,6 +31,10 @@ android {
     kotlinOptions {
         jvmTarget = '1.8'
     }
+
+    buildFeatures {
+        viewBinding true
+    }
 }
 
 dependencies {
@@ -37,7 +43,10 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.3.1'
     implementation 'com.google.android.material:material:1.4.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.1'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     testImplementation 'junit:junit:4.+'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    implementation "androidx.navigation:navigation-fragment-ktx:$nav_version"
+    implementation "androidx.navigation:navigation-ui-ktx:$nav_version"
 }

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

@@ -1,11 +1,33 @@
 package com.example.hw_product_recycleview
 
+import android.content.Intent
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import androidx.core.content.ContextCompat
+import androidx.navigation.NavController
+import androidx.navigation.fragment.NavHostFragment
+import androidx.navigation.ui.setupActionBarWithNavController
+import com.example.hw_product_recycleview.adapter.SmartPhoneAdapter
+import com.example.hw_product_recycleview.databinding.ActivityMainBinding
 
 class MainActivity : AppCompatActivity() {
+    private lateinit var navController: NavController
+    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)
+
+    }
+
+
+    override fun onSupportNavigateUp(): Boolean {
+        return navController.navigateUp() || super.onSupportNavigateUp()
     }
 }

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

@@ -0,0 +1,75 @@
+package com.example.hw_product_recycleview
+
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.example.hw_product_recycleview.conistant.ProductInfo
+import com.example.hw_product_recycleview.conistant.SmartPhoneWebsite
+import com.example.hw_product_recycleview.databinding.FragmentProductBinding
+
+
+class ProductFragment : Fragment() {
+    private var _binding: FragmentProductBinding? = null
+    private val binding get() = _binding!!
+    private lateinit var phoneName: String
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setHasOptionsMenu(false)
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        _binding = FragmentProductBinding.inflate(inflater, container, false)
+        return _binding?.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        arguments?.let {
+            phoneName = it.getString("name").toString()
+            binding.phoneNameSmartphoneActivity.text = phoneName
+            binding.phoneImageSmartPhoneActivity.setImageResource(it.getInt("imageId"))
+            binding.phonePriceSmartPhoneActivity.text = it.getString("price")
+
+        }
+
+        // start intent to open Uri on browser
+        binding.goToPhoneWebsite.setOnClickListener {
+            val queryUrl: Uri = Uri.parse(getUri(phoneName))
+            val intent = Intent(Intent.ACTION_VIEW, queryUrl)
+            startActivity(intent)
+
+        }
+
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        _binding = null
+    }
+
+    private fun getUri(phoneName: String?): String {
+
+        return when (phoneName) {
+            getString(R.string.Iphone_12_64GB) -> SmartPhoneWebsite.Iphone_12_64GB
+            getString(R.string.Samsung_Galaxy_S21_Ultra) -> SmartPhoneWebsite.Samsung_Galaxy_S21_Ultra
+            getString(R.string.Xiaomi_11T_Pro) -> SmartPhoneWebsite.Xiaomi_11T_Pro
+            getString(R.string.Huawei_Y6p) -> SmartPhoneWebsite.Huawei_Y6p
+            getString(R.string.Samsung_Galaxy_Z_Flip3) -> SmartPhoneWebsite.Samsung_Galaxy_Z_Flip3
+            getString(R.string.Iphone_13) -> SmartPhoneWebsite.Iphone_13
+            getString(R.string.Samsung_Galaxy_S20_FE) -> SmartPhoneWebsite.Samsung_Galaxy_S20_FE
+            getString(R.string.Samsung_Galaxy_S21) -> SmartPhoneWebsite.Samsung_Galaxy_S21
+            getString(R.string.OPPO_Reno_5_Pro) -> SmartPhoneWebsite.OPPO_Reno_5_Pro
+            getString(R.string.Iphone_11) -> SmartPhoneWebsite.Iphone_11
+            else -> "https://www.google.com/"
+        }
+
+    }
+}

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

@@ -0,0 +1,45 @@
+package com.example.hw_product_recycleview
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import com.example.hw_product_recycleview.adapter.SmartPhoneAdapter
+import com.example.hw_product_recycleview.databinding.FragmentProductsListBinding
+
+
+class ProductsListFragment : Fragment() {
+    // this variable for receiving values but no accessible fro reading value from it
+    private var _binding: FragmentProductsListBinding? = null
+
+    // this variable for getting the value of _binding variable
+    private val binding get() = _binding!!
+
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setHasOptionsMenu(false)
+
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        _binding = FragmentProductsListBinding.inflate(inflater, container, false)
+        return _binding?.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        binding.gridRecyclerView.adapter = SmartPhoneAdapter(this.context)
+        binding.gridRecyclerView.setHasFixedSize(true)
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        _binding = null
+    }
+
+}

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

@@ -0,0 +1,78 @@
+package com.example.hw_product_recycleview.adapter
+
+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.ProductsListFragmentDirections
+import com.example.hw_product_recycleview.R
+import com.example.hw_product_recycleview.data.DataSource
+
+class SmartPhoneAdapter(private val context: Context?) :
+    RecyclerView.Adapter<SmartPhoneAdapter.SmartPhoneViewHolder>() {
+
+    // Initialize the data from DataSource class
+    private val dataSource = DataSource.smartPhone
+
+    class SmartPhoneViewHolder(val view: View?) : RecyclerView.ViewHolder(view!!) {
+
+        // Initialize the view elements
+        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.grid_list_item, parent, false)
+        )
+    }
+
+
+    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
+
+        // check if the smart phone isVip make the view visible
+        if (item.isVip) {
+            holder.productIsVip?.visibility = View.VISIBLE
+        }
+
+        // change the color of add to cart button if the product is out of stock
+        if (item.productQuantity > 0) {
+            holder.addToCart?.setBackgroundColor(context?.getColor(R.color.red)!!)
+        }
+
+        // check if the product quantity out of stock when clicking on add to cart button
+        holder.addToCart?.setOnClickListener {
+            if (item.productQuantity > 0) {
+                Toast.makeText(context, "added to cart", Toast.LENGTH_SHORT).show()
+            } else {
+                Toast.makeText(context, "The item is out of stock", Toast.LENGTH_SHORT).show()
+            }
+        }
+
+        // start SmartPhoneActivity when the user click on the image of the product
+        holder.productImage?.setOnClickListener {
+            val action = ProductsListFragmentDirections.actionProductsListFragmentToProductFragment(
+                name = context?.getString(item.productName)!!,
+                price = item.productPrice, imageId = item.productImage
+            )
+            holder.view?.findNavController()?.navigate(action)
+
+        }
+
+    }
+
+    override fun getItemCount(): Int = dataSource.size
+
+}

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

@@ -0,0 +1,13 @@
+package com.example.hw_product_recycleview.conistant
+
+/**
+ *  An object holds constants used as keys for the intent from MainActivity to SmartPhoneActivity
+ */
+
+
+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/conistant/SmartPhoneWebsite.kt

@@ -0,0 +1,25 @@
+package com.example.hw_product_recycleview.conistant
+
+/**
+ *  An object holds all websites related to the phones
+ */
+
+
+object SmartPhoneWebsite {
+    const val Iphone_12_64GB =
+        "https://www.apple.com/shop/buy-iphone/iphone-12/6.1-inch-display-64gb-black-unlocked"
+    const val Samsung_Galaxy_S21_Ultra =
+        "https://www.samsung.com/sa_en/smartphones/galaxy-s21-ultra-5g/"
+    const val Xiaomi_11T_Pro = "https://www.mi.com/global/product/xiaomi-11t-pro/"
+    const val Huawei_Y6p = "https://consumer.huawei.com/sa/phones/y6p/specs/"
+    const val Samsung_Galaxy_Z_Flip3 =
+        "https://www.samsung.com/sa_en/smartphones/galaxy-z-flip3-5g/buy/"
+    const val Iphone_13 = "https://www.apple.com/sa-ar/iphone-13/"
+    const val Samsung_Galaxy_S20_FE =
+        "https://www.samsung.com/ae_ar/smartphones/galaxy-s20/galaxy-s20-fe/"
+    const val Samsung_Galaxy_S21 = "https://www.samsung.com/sa_en/smartphones/galaxy-s21-5g/"
+    const val OPPO_Reno_5_Pro = "https://www.oppo.com/sa/smartphones/series-reno/reno5-pro-5g/"
+    const val Iphone_11 = "https://www.apple.com/sa-ar/iphone-11/specs/"
+
+
+}