Решение к домашней работе

app/build.gradle

@@ -16,6 +16,10 @@ android {
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
 
+    buildFeatures {
+        viewBinding = true
+    }
+
     buildTypes {
         release {
             minifyEnabled false

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

@@ -0,0 +1,28 @@
+package otus.gpb.homework.viewandresources
+
+
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+
+
+class AdapterCart : RecyclerView.Adapter<ViewHolder>() {
+    private var list = listOf<Item>()
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        val view = LayoutInflater.from(parent.context)
+            .inflate(R.layout.text_row_item, parent, false)
+        return ViewHolder(view)
+    }
+
+    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+        val item = list.getOrNull(position)
+        item?.let {
+            holder.bind(item)
+        }
+    }
+
+    override fun getItemCount(): Int = list.size
+    fun setData(newList: List<Item>) {
+        list = newList
+    }
+}

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

@@ -1,11 +1,45 @@
 package otus.gpb.homework.viewandresources
 
+import android.annotation.SuppressLint
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.view.View
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
 
 class CartActivity : AppCompatActivity() {
+    private val adapter: AdapterCart by lazy { AdapterCart() }
+
+    @SuppressLint("MissingInflatedId")
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_cart)
+
+        val recyclerView = findViewById<RecyclerView>(R.id.recyclerView)
+        recyclerView.adapter = adapter
+        adapter.setData(generate())
+        findViewById<TextView>(R.id.filledTextCounter).text =
+            buildString {
+                append(adapter.itemCount.toString())
+                append(" items in your cart")
+            }
+        findViewById<View>(R.id.close).setOnClickListener { finish() }
+    }
+
+    fun generate() = run {
+        val list = mutableListOf<Item>()
+        repeat(
+            4
+        ) {
+            val item = Item(
+                title = "Name ${it.inc()}",
+                price = 35,
+                category = "Category",
+                description = "Supporting line text lorem ipsum dolor sit amet, consectetur.",
+                photo = R.drawable.food_apple_outline
+            )
+            list.add(item)
+        }
+        list.toList()
     }
 }

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

@@ -0,0 +1,10 @@
+package otus.gpb.homework.viewandresources
+
+
+data class Item(
+    val title: String,
+    val price: Int,
+    val category: String,
+    val description: String,
+    val photo: Int
+)

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

@@ -4,12 +4,16 @@ import android.content.Intent
 import android.os.Bundle
 import android.widget.Button
 import androidx.appcompat.app.AppCompatActivity
+import com.google.android.material.appbar.MaterialToolbar
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 
 class MainActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+        val toolbar = findViewById<MaterialToolbar>(R.id.materialToolbar)
+        setSupportActionBar(toolbar)
+
         findViewById<Button>(R.id.contacts_button).setOnClickListener {
             startActivity(Intent(this, ContactsActivity::class.java))
         }

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

@@ -0,0 +1,24 @@
+package otus.gpb.homework.viewandresources
+
+import android.view.View
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+
+class ViewHolder(private val view: View) : RecyclerView.ViewHolder(view) {
+    private val title: TextView by lazy { view.findViewById(R.id.textViewTitle) }
+    private val category: TextView by lazy { view.findViewById(R.id.textViewCategory) }
+    private val description: TextView by lazy { view.findViewById(R.id.textViewDescription) }
+    private val price: TextView by lazy { view.findViewById(R.id.textViewPrice) }
+    private val photo: ImageView by lazy { view.findViewById(R.id.photo) }
+    fun bind(item: Item) {
+        title.text = item.title
+        price.text = buildString {
+            append("$")
+            append(item.price.toString())
+        }
+        category.text = item.category
+        description.text = item.description
+        photo.setImageResource(item.photo)
+    }
+}

app/src/main/res/drawable/baseline_arrow_back_24.xml

@@ -0,0 +1,5 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:autoMirrored="true" android:height="24dp" android:tint="#000000" android:viewportHeight="24" android:viewportWidth="24" android:width="24dp">
+
+    <path android:fillColor="@android:color/white" android:pathData="M20,11H7.83l5.59,-5.59L12,4l-8,8 8,8 1.41,-1.41L7.83,13H20v-2z"/>
+
+</vector>

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

@@ -0,0 +1 @@
+<!-- drawable/cart_arrow_right.xml --><vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="24dp" android:width="24dp" android:viewportWidth="24" android:viewportHeight="24"><path android:fillColor="#000000" android:pathData="M9,20A2,2 0 0,1 7,22A2,2 0 0,1 5,20A2,2 0 0,1 7,18A2,2 0 0,1 9,20M17,18A2,2 0 0,0 15,20A2,2 0 0,0 17,22A2,2 0 0,0 19,20A2,2 0 0,0 17,18M7.2,14.63C7.19,14.67 7.19,14.71 7.2,14.75A0.25,0.25 0 0,0 7.45,15H19V17H7A2,2 0 0,1 5,15C5,14.65 5.07,14.31 5.24,14L6.6,11.59L3,4H1V2H4.27L5.21,4H20A1,1 0 0,1 21,5C21,5.17 20.95,5.34 20.88,5.5L17.3,12C16.94,12.62 16.27,13 15.55,13H8.1L7.2,14.63M9,9.5H13V11.5L16,8.5L13,5.5V7.5H9V9.5Z" /></vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorOnSurfaceVariant"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+    <path
+        android:fillColor="#000"
+        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" />
+</vector>

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

@@ -0,0 +1 @@
+<!-- drawable/food_apple_outline.xml --><vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="24dp" android:width="24dp" android:viewportWidth="24" android:viewportHeight="24"><path android:fillColor="#000000" android:pathData="M20,10C18.58,7.57 15.5,6.69 13,8V3H11V8C8.5,6.69 5.42,7.57 4,10C2,13 7,22 9,22C11,22 11,21 12,21C13,21 13,22 15,22C17,22 22,13 20,10M18.25,13.38C17.63,15.85 16.41,18.12 14.7,20C14.5,20 14.27,19.9 14.1,19.75C12.87,18.76 11.13,18.76 9.9,19.75C9.73,19.9 9.5,20 9.3,20C7.59,18.13 6.36,15.85 5.75,13.39C5.5,12.66 5.45,11.87 5.66,11.12C6.24,10.09 7.32,9.43 8.5,9.4C9.06,9.41 9.61,9.54 10.11,9.79L11,10.24H13L13.89,9.79C14.39,9.54 14.94,9.41 15.5,9.4C16.68,9.43 17.76,10.08 18.34,11.11C18.55,11.86 18.5,12.65 18.25,13.38M11,5C5.38,8.07 4.11,3.78 4.11,3.78C4.11,3.78 6.77,0.19 11,5Z" /></vector>

app/src/main/res/drawable/ic_bookmark.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="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="#000"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorOnSurfaceVariant">
+    <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="#000"/>
+</vector>

app/src/main/res/drawable/ic_mic.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:fillColor="#000"
+        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" />
+</vector>

app/src/main/res/drawable/ic_mobile_friendly.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:fillColor="#000"
+        android:pathData="M240,920q-33,0 -56.5,-23.5T160,840v-720q0,-33 23.5,-56.5T240,40h400q33,0 56.5,23.5T720,120v160h-80v-40L240,240v480h400v-40h80v160q0,33 -23.5,56.5T640,920L240,920ZM240,800v40h400v-40L240,800ZM598,640L428,470l56,-56 114,114 226,-226 56,56 -282,282ZM240,160h400v-40L240,120v40ZM240,160v-40,40ZM240,800v40,-40Z" />
+</vector>

app/src/main/res/drawable/ic_person.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:fillColor="#000"
+        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" />
+</vector>

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

@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="#000000"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M11,4V2c0,-0.55 0.45,-1 1,-1s1,0.45 1,1v2c0,0.55 -0.45,1 -1,1S11,4.55 11,4zM18.36,7.05l1.41,-1.42c0.39,-0.39 0.39,-1.02 0,-1.41c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.41,1.42c-0.39,0.39 -0.39,1.02 0,1.41C17.34,7.44 17.97,7.44 18.36,7.05zM22,11h-2c-0.55,0 -1,0.45 -1,1s0.45,1 1,1h2c0.55,0 1,-0.45 1,-1S22.55,11 22,11zM12,19c-0.55,0 -1,0.45 -1,1v2c0,0.55 0.45,1 1,1s1,-0.45 1,-1v-2C13,19.45 12.55,19 12,19zM5.64,7.05L4.22,5.64c-0.39,-0.39 -0.39,-1.03 0,-1.41s1.03,-0.39 1.41,0l1.41,1.41c0.39,0.39 0.39,1.03 0,1.41S6.02,7.44 5.64,7.05zM16.95,16.95c-0.39,0.39 -0.39,1.03 0,1.41l1.41,1.41c0.39,0.39 1.03,0.39 1.41,0c0.39,-0.39 0.39,-1.03 0,-1.41l-1.41,-1.41C17.98,16.56 17.34,16.56 16.95,16.95zM2,13h2c0.55,0 1,-0.45 1,-1s-0.45,-1 -1,-1H2c-0.55,0 -1,0.45 -1,1S1.45,13 2,13zM5.64,19.78l1.41,-1.41c0.39,-0.39 0.39,-1.03 0,-1.41s-1.03,-0.39 -1.41,0l-1.41,1.41c-0.39,0.39 -0.39,1.03 0,1.41C4.61,20.17 5.25,20.17 5.64,19.78zM12,6c-3.31,0 -6,2.69 -6,6s2.69,6 6,6s6,-2.69 6,-6S15.31,6 12,6z" />
+
+</vector>

app/src/main/res/drawable/ic_today.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:fillColor="#000"
+        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" />
+</vector>

app/src/main/res/drawable/more_3_dots.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorOnSurfaceVariant"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+    <path
+        android:fillColor="#000"
+        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" />
+</vector>