Реализовано домашнее задание.

app/build.gradle

@@ -29,11 +29,14 @@ android {
     kotlinOptions {
         jvmTarget = '17'
     }
+    buildFeatures {
+        viewBinding = true
+    }
 }
 
 dependencies {
     implementation 'androidx.core:core-ktx:1.15.0'
     implementation 'androidx.appcompat:appcompat:1.7.0'
-    implementation 'com.google.android.material:material:1.12.0'
+    implementation 'com.google.android.material:material:1.14.0-alpha05'
     implementation 'androidx.constraintlayout:constraintlayout:2.2.0'
 }

app/src/main/AndroidManifest.xml

@@ -11,7 +11,7 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.ViewResources"
+        android:theme="@style/Base.Theme"
         tools:targetApi="31">
         <activity
             android:name=".CartActivity"

app/src/main/java/otus/gpb/homework/viewandresources/CartActivity.kt

@@ -1,11 +1,46 @@
 package otus.gpb.homework.viewandresources
 
-import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.widget.LinearLayout
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.DividerItemDecoration
+import otus.gpb.homework.viewandresources.databinding.ActivityCartBinding
+import otus.gpb.homework.viewandresources.dto.Product
+import java.util.UUID
+
+class CartActivity : AppCompatActivity(), ItemListener {
+
+    private val products by lazy { generateTestData() }
+    private val adapter by lazy { CartAdapter(products, this) }
+
+    lateinit var activityCartBinding: ActivityCartBinding
 
-class CartActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_cart)
+        activityCartBinding = ActivityCartBinding.inflate(layoutInflater)
+        setContentView(activityCartBinding.root)
+        val cartListView = activityCartBinding.cartListView
+        cartListView.addItemDecoration(DividerItemDecoration(this, LinearLayout.VERTICAL))
+        cartListView.adapter = adapter
+//        adapter.notifyDataSetChanged()
+        activityCartBinding.orderTotalValue.text =
+            products.sumOf { it.price.replace("$", "").toInt() }.toString()
     }
+
+    fun generateTestData() = Array(22) {
+        Product(
+            UUID.randomUUID(),
+            R.drawable.cart_item_icon,
+            "Product $it",
+            "Category $it",
+            "lorem ipsum dolor sit amet, consectetur adipiscing elit",
+            "$$it"
+        )
+    }.toMutableList()
+
+    override fun onItemClick(id: UUID) {
+        Toast.makeText(this, "Clicked on item with id $id", Toast.LENGTH_SHORT).show()
+    }
+
 }

app/src/main/java/otus/gpb/homework/viewandresources/CartAdapter.kt

@@ -0,0 +1,52 @@
+package otus.gpb.homework.viewandresources
+
+import android.content.Context
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import otus.gpb.homework.viewandresources.databinding.CartItemBinding
+import otus.gpb.homework.viewandresources.dto.Product
+
+/**
+ * Cвязывает данные [Product] с представлениями [CartViewHolder]
+ * */
+class CartAdapter(
+    private val dataSet: MutableList<Product>,
+    private val itemListener: ItemListener,
+) : RecyclerView.Adapter<CartViewHolder>() {
+
+
+    fun removeItem(index: Int) {
+        dataSet.removeAt(index)
+        notifyItemRemoved(index)
+    }
+
+    /**
+     * [RecyclerView] вызывает этот метод всякий раз,
+     * когда ему необходимо создать новый ViewHolder .
+     * Метод создаёт и инициализирует ViewHolder и связанный с ним View ,
+     * но не заполняет содержимое представления,
+     * так как ViewHolder ещё не привязан к определённым данным.
+     * */
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CartViewHolder {
+        val cartItemBinding: CartItemBinding =
+            CartItemBinding.inflate(
+                LayoutInflater.from(parent.context), parent, false
+            )
+        return CartViewHolder(cartItemBinding, itemListener)
+    }
+
+    /**
+     * [RecyclerView] вызывает этот метод, чтобы связать ViewHolder с данными.
+     * Метод извлекает соответствующие данные и использует их для заполнения макета держателя представления.
+     * Например, если RecyclerView отображает список имён,
+     * метод может найти нужное имя в списке и заполнить виджет TextView держателя представления.
+     * */
+    override fun onBindViewHolder(holder: CartViewHolder, position: Int) =
+        holder.bind(dataSet[position])
+
+    override fun getItemCount() = dataSet.size
+
+
+}
+

app/src/main/java/otus/gpb/homework/viewandresources/CartViewHolder.kt

@@ -0,0 +1,46 @@
+package otus.gpb.homework.viewandresources
+
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.imageview.ShapeableImageView
+import otus.gpb.homework.viewandresources.databinding.CartItemBinding
+import otus.gpb.homework.viewandresources.dto.Product
+
+/**
+ * Обёртка вокруг View, и этим представлением управляет RecyclerView .
+ * */
+class CartViewHolder(
+    private val cartItemBinding: CartItemBinding,
+    private val itemListener: ItemListener
+) : RecyclerView.ViewHolder(cartItemBinding.root) {
+
+    init {
+        println("init CartViewHolder")
+    }
+
+    val productImageView: ImageView = cartItemBinding.productImage
+    val productNameView: TextView = cartItemBinding.productName
+    val categoryView: TextView = cartItemBinding.category
+    val descriptionView: TextView = cartItemBinding.description
+    val priceView: TextView = cartItemBinding.price
+
+
+    fun bind(product: Product) {
+        with(product) {
+            println("bind CartViewHolder with id $id.}")
+            //todo разобраться, почему без этой строки не отображается
+            productImageView.setImageResource(imageResId)
+            productNameView.text = productName
+            categoryView.text = category
+            descriptionView.text = description
+            priceView.text = price
+        }
+        cartItemBinding.root.setOnClickListener { it ->
+            itemListener.onItemClick(product.id)
+        }
+
+
+    }
+
+}

app/src/main/java/otus/gpb/homework/viewandresources/ContactsActivity.kt

@@ -1,11 +1,85 @@
 package otus.gpb.homework.viewandresources
 
-import androidx.appcompat.app.AppCompatActivity
+
 import android.os.Bundle
+import android.widget.ArrayAdapter
+import androidx.appcompat.app.AppCompatActivity
+import com.google.android.material.color.DynamicColors
+import com.google.android.material.datepicker.MaterialDatePicker
+import com.google.android.material.textfield.MaterialAutoCompleteTextView
+import otus.gpb.homework.viewandresources.databinding.ActivityContactsBinding
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.Locale
+import java.util.TimeZone
+
 
 class ContactsActivity : AppCompatActivity() {
+
+    private lateinit var binding: ActivityContactsBinding
+    private val dateFormat = SimpleDateFormat("dd/MM/yyyy", Locale.getDefault()).apply {
+        timeZone = TimeZone.getTimeZone("UTC")
+    }
+    private val dataPickerTitle by lazy { getString(R.string.data_picker_title) }
+    private val phoneTypes by lazy { resources.getStringArray(R.array.phone_type) }
+
     override fun onCreate(savedInstanceState: Bundle?) {
+        DynamicColors.applyToActivityIfAvailable(this)
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_contacts)
+        binding = ActivityContactsBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        val adapter: ArrayAdapter<String?> =
+            ArrayAdapter(this, android.R.layout.simple_dropdown_item_1line, phoneTypes)
+
+
+        with(binding) {
+            textFieldPhoneType
+                .editText
+                ?.asClass<MaterialAutoCompleteTextView>()
+                ?.setAdapter(adapter)
+
+            val datePickerBuilder = MaterialDatePicker
+                .Builder
+                .datePicker()
+                .setTitleText(dataPickerTitle)
+
+
+            if (editData.text.toString().isNotEmpty()) {
+                try {
+                    dateFormat
+                        .parse(editData.text.toString())
+                        ?.let {
+                            datePickerBuilder.setSelection(it.time)
+                        }
+                } catch (e: Exception) {
+                    e.printStackTrace()
+                }
+            }
+            val datePicker = datePickerBuilder.build()
+            editData.setOnFocusChangeListener { v, hasFocus ->
+                if (hasFocus) {
+                    datePicker.addOnPositiveButtonClickListener { selection: Long ->
+                        editData.setText(dateFormat.format(Date(selection)))
+                    }
+                    datePicker.addOnNegativeButtonClickListener {
+                        editData.clearFocus()
+                    }
+                    datePicker.addOnDismissListener {
+                        editData.clearFocus()
+                    }
+                    datePicker.show(supportFragmentManager, "birthday_date")
+
+                } else {
+                    //
+                }
+            }
+
+
+        }
+
+
     }
-}
+}
+
+fun <T> Any.asClass(): T? = if (this as? T == null) null else this

app/src/main/java/otus/gpb/homework/viewandresources/ItemListener.kt

@@ -0,0 +1,8 @@
+package otus.gpb.homework.viewandresources
+
+import java.util.UUID
+
+interface ItemListener {
+    fun onItemClick(id: UUID)
+
+}

app/src/main/java/otus/gpb/homework/viewandresources/MainActivity.kt

@@ -2,11 +2,16 @@ package otus.gpb.homework.viewandresources
 
 import android.content.Intent
 import android.os.Bundle
+import android.util.Log
 import android.widget.Button
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 
 class MainActivity : AppCompatActivity() {
+
+    private val dialog by lazy { createMaterialDialog() }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
@@ -19,9 +24,31 @@ class MainActivity : AppCompatActivity() {
         }
 
         findViewById<Button>(R.id.signin_button).setOnClickListener {
-            MaterialAlertDialogBuilder(this)
-                .setView(R.layout.dialog_signin)
-                .show()
+            dialog.show()
         }
     }
+
+    /**
+     * Создаёт и настраивает MaterialAlertDialog для входа пользователя.
+     *
+     * Диалог включает в себя поля для ввода логина и пароля, а также кнопки подтверждения и отмены.
+     * При нажатии на кнопки логирует действия пользователя и закрывает диалог.
+     *
+     * @return Настроенный экземпляр [AlertDialog].
+     */
+    private fun createMaterialDialog(): AlertDialog = MaterialAlertDialogBuilder(this)
+        .setTitle(R.string.dialog_title)
+        .setView(R.layout.dialog_signin)
+        .setPositiveButton(R.string.dialog_login_button) { dialog, which ->
+            Log.d("debug_granted", "chooseImageDialog onPositiveButtonClickListener.")
+            dialog.dismiss()
+        }
+        .setNegativeButton(R.string.dialog_canceled_button) { dialog, which ->
+            Log.d("debug_granted", "chooseImageDialog onNegativeButtonClickListener.")
+            dialog.dismiss()
+        }
+        .setOnDismissListener {
+            Log.d("debug_granted", "chooseImageDialog onDismissListener.")
+        }
+        .create()
 }

app/src/main/java/otus/gpb/homework/viewandresources/dto/Product.kt

@@ -0,0 +1,12 @@
+package otus.gpb.homework.viewandresources.dto
+
+import java.util.UUID
+
+data class Product(
+    val id: UUID,
+    val imageResId: Int,
+    val productName: String,
+    val category: String,
+    val description: String,
+    val price: String
+)

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

@@ -0,0 +1,10 @@
+<!-- drawable/arrow_left.xml -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#000000"
+        android:pathData="M20,11V13H8L13.5,18.5L12.08,19.92L4.16,12L12.08,4.08L13.5,5.5L8,11H20Z" />
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="14dp"
+    android:height="18dp"
+    android:viewportWidth="14"
+    android:viewportHeight="18">
+  <path
+      android:pathData="M0,18V2C0,1.45 0.196,0.979 0.587,0.587C0.979,0.196 1.45,0 2,0H12C12.55,0 13.021,0.196 13.413,0.587C13.804,0.979 14,1.45 14,2V18L7,15L0,18ZM2,14.95L7,12.8L12,14.95V2H2V14.95Z"
+      android:fillColor="#4E4343"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="18dp"
+    android:height="20dp"
+    android:viewportWidth="18"
+    android:viewportHeight="20">
+  <path
+      android:pathData="M6,14.5C5.3,14.5 4.708,14.258 4.225,13.775C3.742,13.292 3.5,12.7 3.5,12C3.5,11.3 3.742,10.708 4.225,10.225C4.708,9.742 5.3,9.5 6,9.5C6.7,9.5 7.292,9.742 7.775,10.225C8.258,10.708 8.5,11.3 8.5,12C8.5,12.7 8.258,13.292 7.775,13.775C7.292,14.258 6.7,14.5 6,14.5ZM2,20C1.45,20 0.979,19.804 0.587,19.413C0.196,19.021 0,18.55 0,18V4C0,3.45 0.196,2.979 0.587,2.588C0.979,2.196 1.45,2 2,2H3V0H5V2H13V0H15V2H16C16.55,2 17.021,2.196 17.413,2.588C17.804,2.979 18,3.45 18,4V18C18,18.55 17.804,19.021 17.413,19.413C17.021,19.804 16.55,20 16,20H2ZM2,18H16V8H2V18Z"
+      android:fillColor="#4E4343"/>
+</vector>