Сделал ДЗ № 10

app/build.gradle

@@ -32,8 +32,9 @@ android {
 }
 
 dependencies {
-    implementation 'androidx.core:core-ktx:1.15.0'
+    implementation 'androidx.core:core-ktx:1.16.0'
     implementation 'androidx.appcompat:appcompat:1.7.0'
     implementation 'com.google.android.material:material:1.12.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.2.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.2.1'
+    implementation 'androidx.recyclerview:recyclerview:1.4.0'
 }

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

@@ -1,11 +1,105 @@
 package otus.gpb.homework.viewandresources
 
-import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 
 class CartActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_cart)
+
+        class CartItem(
+            var image: Int,
+            var name: String,
+            var category: String,
+            var extra: String,
+            var price: Double = 0.0
+        )
+
+        fun formatPrice(price: Double): String {
+            return "%.2f".format(price)
+        }
+        class MyViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+            val itemName: TextView = itemView.findViewById(R.id.cart_item_name)
+            val itemCategory: TextView = itemView.findViewById(R.id.cart_item_category)
+            val itemExtra: TextView = itemView.findViewById(R.id.cart_item_extra)
+            val itemPrice: TextView = itemView.findViewById(R.id.cart_item_price)
+            val itemImage: ImageView = itemView.findViewById(R.id.cart_item_image)
+        }
+
+        class MyAdapter(private val data: List<CartItem>) :
+            RecyclerView.Adapter<MyViewHolder>() {
+            override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
+                val view = LayoutInflater.from(parent.context)
+                    .inflate(R.layout.cart_item, parent, false)
+                return MyViewHolder(view)
+            }
+
+            override fun getItemCount(): Int {
+                return data.size
+            }
+
+            override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
+                holder.itemName.width = holder.itemName.measuredWidth
+                holder.itemName.isSelected = true
+                with(data[position]) {
+                    holder.itemName.text = name
+                    holder.itemPrice.text = formatPrice(price)
+                    holder.itemCategory.text = category
+                    holder.itemExtra.text = extra
+
+                    holder.itemImage.setImageResource(image)
+                }
+
+            }
+
+            override fun onViewAttachedToWindow(holder: MyViewHolder) {
+                holder.itemName.isSelected = true
+            }
+
+            override fun onViewDetachedFromWindow(holder: MyViewHolder) {
+                holder.itemName.isSelected = false
+            }
+
+        }
+
+
+
+        val recyclerView = findViewById<RecyclerView>(R.id.item_list)
+
+        val data: List<CartItem> = listOf(
+            CartItem(R.drawable.eggs, "Куриные яйца", "Продукты", "Сорт С2", 12.0),
+            CartItem(R.drawable.banana, "Бананы", "Продукты", "Ямайка", 2.0),
+            CartItem(R.drawable.salt, "Соль пищевая", "Продукты", "Без ГМО", 1.0),
+            CartItem(R.drawable.butter, "Сливочное масло", "Продукты", "72.5% жирности", 2.55),
+            CartItem(R.drawable.bread, "Хлеб ржаной", "Продукты", "Собвестнного производства", 1.99),
+            CartItem(R.drawable.sausage, "Сосиски молочные", "Продукты", "Без молока и мяса", 4.0)
+        )
+
+        recyclerView.layoutManager = LinearLayoutManager(this)
+        recyclerView.adapter = MyAdapter(data)
+
+        findViewById<TextView>(R.id.cart_items_count).text = resources.getQuantityString(R.plurals.cart_items_count, data.count(), data.count())
+
+        var subtotal = 0.0
+        data.forEach { item ->
+            subtotal += item.price
+        }
+        findViewById<TextView>(R.id.cart_subtotal_value).text = formatPrice(subtotal)
+        val shipping = 25.0
+        findViewById<TextView>(R.id.cart_shipping_value).text = formatPrice(shipping)
+        val tax = 0.2
+        val taxAmount = subtotal * tax
+        findViewById<TextView>(R.id.cart_tax_value).text = formatPrice(taxAmount)
+        val orderTotal = subtotal + taxAmount + shipping
+        findViewById<TextView>(R.id.cart_order_total_value).text = formatPrice(orderTotal)
     }
-}
+}
+

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

@@ -2,6 +2,9 @@ package otus.gpb.homework.viewandresources
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.widget.ArrayAdapter
+import android.widget.ListView
+import android.widget.Toast
 
 class ContactsActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {

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

@@ -19,7 +19,7 @@ class MainActivity : AppCompatActivity() {
         }
 
         findViewById<Button>(R.id.signin_button).setOnClickListener {
-            MaterialAlertDialogBuilder(this)
+            MaterialAlertDialogBuilder(this, R.style.MaterialAlertDialog_Material3_Login)
                 .setView(R.layout.dialog_signin)
                 .show()
         }

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="m313,520 l224,224 -57,56 -320,-320 320,-320 57,56 -224,224h487v80L313,520Z"
+      android:fillColor="?attr/colorOnSurface"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M720,630q0,104 -73,177T470,880q-104,0 -177,-73t-73,-177v-370q0,-75 52.5,-127.5T400,80q75,0 127.5,52.5T580,260v350q0,46 -32,78t-78,32q-46,0 -78,-32t-32,-78v-370h80v370q0,13 8.5,21.5T470,640q13,0 21.5,-8.5T500,610v-350q-1,-42 -29.5,-71T400,160q-42,0 -71,29t-29,71v370q-1,71 49,120.5T470,800q70,0 119,-49.5T640,630v-390h80v390Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,11 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:name="bookmark"
+    android:viewportHeight="960">
+
+  <path
+      android:pathData="M200,840v-640q0,-33 23.5,-56.5T280,120h400q33,0 56.5,23.5T760,200v640L480,720 200,840ZM280,718 L480,632 680,718v-518L280,200v518ZM280,200h400,-400Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:name="calendar_today"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M360,660q-42,0 -71,-29t-29,-71q0,-42 29,-71t71,-29q42,0 71,29t29,71q0,42 -29,71t-71,29ZM200,880q-33,0 -56.5,-23.5T120,800v-560q0,-33 23.5,-56.5T200,160h40v-80h80v80h320v-80h80v80h40q33,0 56.5,23.5T840,240v560q0,33 -23.5,56.5T760,880L200,880ZM200,800h560v-400L200,400v400ZM200,320h560v-80L200,240v80ZM200,320v-80,80Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="m336,680 l144,-144 144,144 56,-56 -144,-144 144,-144 -56,-56 -144,144 -144,-144 -56,56 144,144 -144,144 56,56ZM480,880q-83,0 -156,-31.5T197,763q-54,-54 -85.5,-127T80,480q0,-83 31.5,-156T197,197q54,-54 127,-85.5T480,80q83,0 156,31.5T763,197q54,54 85.5,127T880,480q0,83 -31.5,156T763,763q-54,54 -127,85.5T480,880ZM480,800q134,0 227,-93t93,-227q0,-134 -93,-227t-227,-93q-134,0 -227,93t-93,227q0,134 93,227t227,93ZM480,480Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M480,600q50,0 85,-35t35,-85q0,-50 -35,-85t-85,-35q-50,0 -85,35t-35,85q0,50 35,85t85,35ZM480,680q-83,0 -141.5,-58.5T280,480q0,-83 58.5,-141.5T480,280q83,0 141.5,58.5T680,480q0,83 -58.5,141.5T480,680ZM200,520L40,520v-80h160v80ZM920,520L760,520v-80h160v80ZM440,200v-160h80v160h-80ZM440,920v-160h80v160h-80ZM256,310l-101,-97 57,-59 96,100 -52,56ZM748,806 L651,705 704,650 805,747 748,806ZM650,256 L747,155 806,212 706,308 650,256ZM154,748l101,-97 55,53 -97,101 -59,-57ZM480,480Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:name="microphone"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M480,560q-50,0 -85,-35t-35,-85v-240q0,-50 35,-85t85,-35q50,0 85,35t35,85v240q0,50 -35,85t-85,35ZM480,320ZM440,840v-123q-104,-14 -172,-93t-68,-184h80q0,83 58.5,141.5T480,640q83,0 141.5,-58.5T680,440h80q0,105 -68,184t-172,93v123h-80ZM480,480q17,0 28.5,-11.5T520,440v-240q0,-17 -11.5,-28.5T480,160q-17,0 -28.5,11.5T440,200v240q0,17 11.5,28.5T480,480Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M620,440q25,0 42.5,-17.5T680,380q0,-25 -17.5,-42.5T620,320q-25,0 -42.5,17.5T560,380q0,25 17.5,42.5T620,440ZM340,440q25,0 42.5,-17.5T400,380q0,-25 -17.5,-42.5T340,320q-25,0 -42.5,17.5T280,380q0,25 17.5,42.5T340,440ZM480,700q68,0 123.5,-38.5T684,560L276,560q25,63 80.5,101.5T480,700ZM480,880q-83,0 -156,-31.5T197,763q-54,-54 -85.5,-127T80,480q0,-83 31.5,-156T197,197q54,-54 127,-85.5T480,80q83,0 156,31.5T763,197q54,54 85.5,127T880,480q0,83 -31.5,156T763,763q-54,54 -127,85.5T480,880ZM480,480ZM480,800q134,0 227,-93t93,-227q0,-134 -93,-227t-227,-93q-134,0 -227,93t-93,227q0,134 93,227t227,93Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M480,800q-33,0 -56.5,-23.5T400,720q0,-33 23.5,-56.5T480,640q33,0 56.5,23.5T560,720q0,33 -23.5,56.5T480,800ZM480,560q-33,0 -56.5,-23.5T400,480q0,-33 23.5,-56.5T480,400q33,0 56.5,23.5T560,480q0,33 -23.5,56.5T480,560ZM480,320q-33,0 -56.5,-23.5T400,240q0,-33 23.5,-56.5T480,160q33,0 56.5,23.5T560,240q0,33 -23.5,56.5T480,320Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:name="person"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M480,480q-66,0 -113,-47t-47,-113q0,-66 47,-113t113,-47q66,0 113,47t47,113q0,66 -47,113t-113,47ZM160,800v-112q0,-34 17.5,-62.5T224,582q62,-31 126,-46.5T480,520q66,0 130,15.5T736,582q29,15 46.5,43.5T800,688v112L160,800ZM240,720h480v-32q0,-11 -5.5,-20T700,654q-54,-27 -109,-40.5T480,600q-56,0 -111,13.5T260,654q-9,5 -14.5,14t-5.5,20v32ZM480,400q33,0 56.5,-23.5T560,320q0,-33 -23.5,-56.5T480,240q-33,0 -56.5,23.5T400,320q0,33 23.5,56.5T480,400ZM480,320ZM480,720Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:name="smartphone"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M280,920q-33,0 -56.5,-23.5T200,840v-720q0,-33 23.5,-56.5T280,40h400q33,0 56.5,23.5T760,120v720q0,33 -23.5,56.5T680,920L280,920ZM280,800v40h400v-40L280,800ZM280,720h400v-480L280,240v480ZM280,160h400v-40L280,120v40ZM280,160v-40,40ZM280,800v40,-40Z"
+      android:fillColor="?attr/colorOnSurfaceVariant"/>
+</vector>