View-Resources-2

README.md

@@ -21,7 +21,10 @@
 Задание содержит 3 страницы:
 1. `Contacts` - страница контакта записной книжки
 2. `Cart` - страница корзины
-3. `Login` - [MaterialAlertDialog](https://m2.material.io/components/dialogs/android) формы логина
+3. `Login` - [MaterialAlertDialog](https://m2.material.io/components/dialogs/android) формы логина. создай  
+   Simple dialog
+   Simple dialogs display a list of items that take immediate effect when selected. При логине вводим имейл и попадаем в личную кабинет
+, который выглядит как картинка с названием файла Contacts Day.png. 
 
 Для первого и второго задания в проекте сделаны две пустых `Activity`:
 1. `ContactsActivity`

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

@@ -1,11 +1,102 @@
 package otus.gpb.homework.viewandresources
 
-import androidx.appcompat.app.AppCompatActivity
+import android.content.Context
 import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.app.AppCompatDelegate
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import com.google.android.material.button.MaterialButton
+import kotlin.random.Random
 
 class CartActivity : AppCompatActivity() {
+
+    private lateinit var recyclerView: RecyclerView
+    private lateinit var adapter: CartAdapter
+    private lateinit var totalAmountTextView: TextView
+
+    private val cartItems = mutableListOf<CartItem>()
+    private companion object {
+        const val PREFS_NAME = "ThemePrefs"
+        const val KEY_DARK_THEME = "dark_theme"
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
+        applyTheme()
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_cart)
+
+        recyclerView = findViewById(R.id.cart_recycler_view)
+        totalAmountTextView = findViewById(R.id.total_amount)
+
+        for (i in 1..5) {
+            cartItems.add(CartItem("Item $i", 10.0 + i, Random.nextInt(1, 5)))
+        }
+
+        adapter = CartAdapter(cartItems) { item ->
+            cartItems.remove(item)
+            adapter.notifyItemRemoved(cartItems.indexOf(item))
+            updateTotal()
+        }
+        recyclerView.adapter = adapter
+        recyclerView.layoutManager = LinearLayoutManager(this)
+
+        updateTotal()
+    }
+
+    private fun updateTotal() {
+        val total = cartItems.sumOf { it.price * it.quantity }
+        totalAmountTextView.text = getString(R.string.item_price_template, total)
+    }
+
+    data class CartItem(val name: String, val price: Double, val quantity: Int)
+
+    inner class CartAdapter(
+        private val items: MutableList<CartItem>,
+        private val onDeleteClick: (CartItem) -> Unit
+    ) : RecyclerView.Adapter<CartAdapter.ViewHolder>() {
+
+        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+            val view = LayoutInflater.from(parent.context)
+                .inflate(R.layout.item_cart_product, parent, false)
+            return ViewHolder(view)
+        }
+
+        override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+            val item = items[position]
+            holder.bind(item)
+        }
+
+        override fun getItemCount() = items.size
+
+        inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+            private val nameTextView: TextView = itemView.findViewById(R.id.product_name)
+            private val priceTextView: TextView = itemView.findViewById(R.id.product_price)
+            private val quantityTextView: TextView = itemView.findViewById(R.id.product_quantity)
+            private val deleteButton: MaterialButton = itemView.findViewById(R.id.delete_button)
+
+            fun bind(item: CartItem) {
+                nameTextView.text = item.name
+                priceTextView.text = itemView.context.getString(R.string.item_price_template, item.price)
+                quantityTextView.text = itemView.context.getString(R.string.item_quantity_template, item.quantity)
+
+                deleteButton.setOnClickListener {
+                    val position = adapterPosition
+                    if (position != RecyclerView.NO_POSITION) {
+                        onDeleteClick(items[position])
+                    }
+                }
+            }
+        }
+    }
+    private fun applyTheme() {
+        val sharedPreferences = getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
+        val isDarkTheme = sharedPreferences.getBoolean(KEY_DARK_THEME, false)
+        val mode = if (isDarkTheme) AppCompatDelegate.MODE_NIGHT_YES else AppCompatDelegate.MODE_NIGHT_NO
+        AppCompatDelegate.setDefaultNightMode(mode)
     }
 }

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

@@ -1,11 +1,107 @@
 package otus.gpb.homework.viewandresources
 
-import androidx.appcompat.app.AppCompatActivity
+import android.content.Context
 import android.os.Bundle
+import android.view.View
+import android.widget.ArrayAdapter
+import android.widget.AutoCompleteTextView
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.app.AppCompatDelegate
+import com.google.android.material.textfield.TextInputEditText
+import java.text.SimpleDateFormat
+import java.util.*
 
 class ContactsActivity : AppCompatActivity() {
+
+    private lateinit var dateInputEditText: TextInputEditText
+    private lateinit var phoneTypeAutoComplete: AutoCompleteTextView
+    private lateinit var themeToggleButton: View
+    private companion object {
+        const val PREFS_NAME = "ThemePrefs"
+        const val KEY_DARK_THEME = "dark_theme"
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
+        applyTheme()
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_contacts)
+
+        dateInputEditText = findViewById(R.id.date_input_edit_text)
+        phoneTypeAutoComplete = findViewById(R.id.phone_type_autocomplete)
+        themeToggleButton = findViewById(R.id.theme_toggle_button)
+
+        dateInputEditText.setOnClickListener {
+            showDatePicker()
+        }
+
+        setupPhoneTypeSpinner()
+
+        themeToggleButton.setOnClickListener {
+            toggleTheme()
+        }
+    }
+
+    private fun showDatePicker() {
+        val calendar = Calendar.getInstance()
+        val year = calendar.get(Calendar.YEAR)
+        val month = calendar.get(Calendar.MONTH)
+        val dayOfMonth = calendar.get(Calendar.DAY_OF_MONTH)
+
+        val datePickerDialog = android.app.DatePickerDialog(
+            this,
+            { _, selectedYear, selectedMonth, selectedDayOfMonth ->
+                val selectedDate = Calendar.getInstance().apply {
+                    set(selectedYear, selectedMonth, selectedDayOfMonth)
+                }
+                val dateFormat = SimpleDateFormat("dd.MM.yyyy", Locale.getDefault())
+                val formattedDate = dateFormat.format(selectedDate.time)
+
+                dateInputEditText.setText(formattedDate)
+            },
+            year,
+            month,
+            dayOfMonth
+        )
+
+        datePickerDialog.show()
+    }
+
+    private fun setupPhoneTypeSpinner() {
+        val phoneTypes = arrayOf("Mobile", "Home", "Work", "Fax", "Other")
+
+        val adapter = ArrayAdapter(this, android.R.layout.simple_dropdown_item_1line, phoneTypes)
+
+        phoneTypeAutoComplete.setAdapter(adapter)
+    }
+
+    private fun toggleTheme() {
+        val sharedPreferences = getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
+        val isDarkTheme = sharedPreferences.getBoolean(KEY_DARK_THEME, false)
+
+        val newNightMode = if (isDarkTheme) {
+            AppCompatDelegate.MODE_NIGHT_NO
+        } else {
+            AppCompatDelegate.MODE_NIGHT_YES
+        }
+
+        with(sharedPreferences.edit()) {
+            putBoolean(KEY_DARK_THEME, newNightMode == AppCompatDelegate.MODE_NIGHT_YES)
+            apply()
+        }
+
+        AppCompatDelegate.setDefaultNightMode(newNightMode)
+
+        recreate()
+    }
+
+    fun onBackPressed(view: View) {
+        finish()
+    }
+    private fun applyTheme() {
+        val sharedPreferences = getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
+        val isDarkTheme = sharedPreferences.getBoolean(KEY_DARK_THEME, false)
+
+        val mode = if (isDarkTheme) AppCompatDelegate.MODE_NIGHT_YES else AppCompatDelegate.MODE_NIGHT_NO
+        AppCompatDelegate.setDefaultNightMode(mode)
     }
 }

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

@@ -1,15 +1,25 @@
 package otus.gpb.homework.viewandresources
 
+import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.widget.Button
+import android.widget.EditText
 import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.app.AppCompatDelegate
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 
 class MainActivity : AppCompatActivity() {
+    private companion object {
+        const val PREFS_NAME = "ThemePrefs"
+        const val KEY_DARK_THEME = "dark_theme"
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
+        applyTheme()
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+
         findViewById<Button>(R.id.contacts_button).setOnClickListener {
             startActivity(Intent(this, ContactsActivity::class.java))
         }
@@ -19,9 +29,31 @@ class MainActivity : AppCompatActivity() {
         }
 
         findViewById<Button>(R.id.signin_button).setOnClickListener {
-            MaterialAlertDialogBuilder(this)
-                .setView(R.layout.dialog_signin)
-                .show()
+            showSignInDialog()
         }
     }
+
+    private fun showSignInDialog() {
+        val dialogView = layoutInflater.inflate(R.layout.dialog_signin, null)
+        val emailInput = dialogView.findViewById<EditText>(R.id.email_input)
+
+        MaterialAlertDialogBuilder(this)
+            .setTitle(R.string.login_dialog_title)
+            .setView(dialogView)
+            .setPositiveButton(R.string.sign_in_button_text) { _, _ ->
+                val email = emailInput.text.toString()
+                val intent = Intent(this, ContactsActivity::class.java)
+                startActivity(intent)
+            }
+            .setNegativeButton(R.string.cancel_button_text, null)
+            .show()
+    }
+
+    private fun applyTheme() {
+        val sharedPreferences = getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
+        val isDarkTheme = sharedPreferences.getBoolean(KEY_DARK_THEME, false)
+
+        val mode = if (isDarkTheme) AppCompatDelegate.MODE_NIGHT_YES else AppCompatDelegate.MODE_NIGHT_NO
+        AppCompatDelegate.setDefaultNightMode(mode)
+    }
 }

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

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorOnSurface">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M19,3h-1V1h-2v2H8V1H6v2H5c-1.11,0 -2,0.89 -2,2v14c0,1.11 0.89,2 2,2h14c1.11,0 2,-0.89 2,-2V5c0,-1.11 -0.89,-2 -2,-2zM19,19H5V8h14v11z"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorOnSurface">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M6,19c0,1.1 0.9,2 2,2h8c1.1,0 2,-0.9 2,-2V7H6v12zM19,4h-3.5l-1,-1h-5l-1,1H5v2h14V4z"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorOnSurface">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M3,17.25V21h3.75L17.81,9.94l-3.75,-3.75L3,17.25zM20.71,7.04c0.39,-0.39 0.39,-1.02 0,-1.41l-2.34,-2.34c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.83,1.83 3.75,3.75 1.83,-1.83z"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorOnSurface">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M20,4L4,4c-1.1,0 -1.99,0.9 -1.99,2L2,18c0,1.1 0.9,2 2,2h16c1.1,0 2,-0.9 2,-2L22,6c0,-1.1 -0.9,-2 -2,-2zM20,8l-8,5 -8,-5L4,6l8,5 8,-5v2z"/>
+</vector>

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorOnSurface">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M10,20v-6h4v6h5v-8h3L12,3 2,12h3v8z"/>
+</vector>