saving images and abstract product view

app/src/main/java/org/foxarmy/barcodescannerforemployees/AbstractProduct.kt

@@ -0,0 +1,5 @@
+package org.foxarmy.barcodescannerforemployees
+
+class AbstractProduct constructor(name:String, netWeight: Double, imageFile: String, type: Int) {
+
+}

app/src/main/java/org/foxarmy/barcodescannerforemployees/AbstractProductView.kt

@@ -0,0 +1,176 @@
+package org.foxarmy.barcodescannerforemployees
+
+import android.content.Context
+import android.widget.ImageView
+import android.widget.LinearLayout
+import android.widget.TextView
+
+/**
+ * TODO: document your custom view class.
+ */
+class AbstractProductView: LinearLayout {
+    private val productImage = ImageView(context)
+    private val productNameField = TextView(context)
+    private val netWeightField = TextView(context)
+    private val categoryField = TextView(context)
+
+
+    constructor(context: Context, productImageFile: String, productName: String, netWeight: Double, category: Int) : super(context) {
+//        this.layerType =
+//        setLayerType()
+        this.orientation = LinearLayout.VERTICAL
+//        productImage.set
+        productNameField.setText(productName)
+        netWeightField.setText(netWeight.toString())
+
+        addView(productNameField)
+        addView(netWeightField)
+
+//        if(findViewById(R.id.productLayout) == null) {
+//            Toast.makeText(context, "AAAAAAAAAAA", Toast.LENGTH_LONG).show()
+//        }
+
+//        findViewById<ConstraintLayout>(R.id.productLayout).addView(productNameField)
+//        (requestLayout() as RelativeLayout).addView(productNameField)
+
+    }
+}
+
+//class AbstractProductView : View {
+//
+//    private var _exampleString: String? = null // TODO: use a default from R.string...
+//    private var _exampleColor: Int = Color.RED // TODO: use a default from R.color...
+//    private var _exampleDimension: Float = 0f // TODO: use a default from R.dimen...
+//
+//    private lateinit var textPaint: TextPaint
+//    private var textWidth: Float = 0f
+//    private var textHeight: Float = 0f
+//
+//    /**
+//     * The text to draw
+//     */
+//    var exampleString: String?
+//        get() = _exampleString
+//        set(value) {
+//            _exampleString = value
+//            invalidateTextPaintAndMeasurements()
+//        }
+//
+//    /**
+//     * The font color
+//     */
+//    var exampleColor: Int
+//        get() = _exampleColor
+//        set(value) {
+//            _exampleColor = value
+//            invalidateTextPaintAndMeasurements()
+//        }
+//
+//    /**
+//     * In the example view, this dimension is the font size.
+//     */
+//    var exampleDimension: Float
+//        get() = _exampleDimension
+//        set(value) {
+//            _exampleDimension = value
+//            invalidateTextPaintAndMeasurements()
+//        }
+//
+//    /**
+//     * In the example view, this drawable is drawn above the text.
+//     */
+//    var exampleDrawable: Drawable? = null
+//
+//    constructor(context: Context) : super(context) {
+//        init(null, 0)
+//    }
+//
+//    constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {
+//        init(attrs, 0)
+//    }
+//
+//    constructor(context: Context, attrs: AttributeSet, defStyle: Int) : super(context, attrs, defStyle) {
+//        init(attrs, defStyle)
+//    }
+//
+//    private fun init(attrs: AttributeSet?, defStyle: Int) {
+//        // Load attributes
+//        val a = context.obtainStyledAttributes(
+//            attrs, R.styleable.AbstractProductView, defStyle, 0
+//        )
+//
+//        _exampleString = a.getString(
+//            R.styleable.AbstractProductView_exampleString
+//        )
+//        _exampleColor = a.getColor(
+//            R.styleable.AbstractProductView_exampleColor,
+//            exampleColor
+//        )
+//        // Use getDimensionPixelSize or getDimensionPixelOffset when dealing with
+//        // values that should fall on pixel boundaries.
+//        _exampleDimension = a.getDimension(
+//            R.styleable.AbstractProductView_exampleDimension,
+//            exampleDimension
+//        )
+//
+//        if (a.hasValue(R.styleable.AbstractProductView_exampleDrawable)) {
+//            exampleDrawable = a.getDrawable(
+//                R.styleable.AbstractProductView_exampleDrawable
+//            )
+//            exampleDrawable?.callback = this
+//        }
+//
+//        a.recycle()
+//
+//        // Set up a default TextPaint object
+//        textPaint = TextPaint().apply {
+//            flags = Paint.ANTI_ALIAS_FLAG
+//            textAlign = Paint.Align.LEFT
+//        }
+//
+//        // Update TextPaint and text measurements from attributes
+//        invalidateTextPaintAndMeasurements()
+//    }
+//
+//    private fun invalidateTextPaintAndMeasurements() {
+//        textPaint.let {
+//            it.textSize = exampleDimension
+//            it.color = exampleColor
+//            textWidth = it.measureText(exampleString)
+//            textHeight = it.fontMetrics.bottom
+//        }
+//    }
+//
+//    override fun onDraw(canvas: Canvas) {
+//        super.onDraw(canvas)
+//
+//        // TODO: consider storing these as member variables to reduce
+//        // allocations per draw cycle.
+//        val paddingLeft = paddingLeft
+//        val paddingTop = paddingTop
+//        val paddingRight = paddingRight
+//        val paddingBottom = paddingBottom
+//
+//        val contentWidth = width - paddingLeft - paddingRight
+//        val contentHeight = height - paddingTop - paddingBottom
+//
+//        exampleString?.let {
+//            // Draw the text.
+//            canvas.drawText(
+//                it,
+//                paddingLeft + (contentWidth - textWidth) / 2,
+//                paddingTop + (contentHeight + textHeight) / 2,
+//                textPaint
+//            )
+//        }
+//
+//        // Draw the example drawable on top of the text.
+//        exampleDrawable?.let {
+//            it.setBounds(
+//                paddingLeft, paddingTop,
+//                paddingLeft + contentWidth, paddingTop + contentHeight
+//            )
+//            it.draw(canvas)
+//        }
+//    }
+//}

app/src/main/java/org/foxarmy/barcodescannerforemployees/AddProductFragment.kt

@@ -16,12 +16,23 @@ import com.google.mlkit.vision.barcode.common.Barcode
 import com.google.mlkit.vision.codescanner.GmsBarcodeScannerOptions
 import com.google.mlkit.vision.codescanner.GmsBarcodeScanning
 import org.foxarmy.barcodescannerforemployees.databinding.AddProductFragmentBinding
+import java.io.File
+import java.io.FileOutputStream
+import java.nio.ByteBuffer
+import java.security.MessageDigest
+
+
+@OptIn(ExperimentalStdlibApi::class)
+fun String.md5(): String {
+    val md = MessageDigest.getInstance("MD5")
+    val digest = md.digest(this.toByteArray())
+    return digest.toHexString()
+}
 
 /**
  * A simple [Fragment] subclass as the default destination in the navigation.
  */
 
-
 class AddProductFragment : Fragment() {
 
     private var _binding: AddProductFragmentBinding? = null
@@ -45,7 +56,18 @@ class AddProductFragment : Fragment() {
         when (requestCode) {
             200 -> {
                 if (resultCode == Activity.RESULT_OK && data != null) {
-                    binding.imageView.setImageBitmap(data.extras?.get("data") as Bitmap)
+                    val picture = (data.extras?.get("data") as Bitmap)
+                    binding.imageView.setImageBitmap(picture)
+                    val picturesPath = context?.filesDir
+                    val dir = File(picturesPath, "pictures")
+                    dir.mkdirs()
+                    val filename = picture.toString().md5()
+                    val file = File(dir, filename)
+                    FileOutputStream(file).use {
+                        val b = ByteBuffer.allocate(picture.byteCount)
+                        picture.copyPixelsToBuffer(b)
+                        it.write(b.array())
+                    }
                 }
             }
         }
@@ -69,6 +91,10 @@ class AddProductFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        binding.saveButton.setOnClickListener {
+
+        }
+
         binding.takePictureButton.setOnClickListener {
             requestPermissionLauncher.launch(android.Manifest.permission.CAMERA)
         }

app/src/main/java/org/foxarmy/barcodescannerforemployees/MainActivity.kt

@@ -1,7 +1,6 @@
 package org.foxarmy.barcodescannerforemployees
 
 import android.os.Bundle
-import android.provider.BaseColumns
 import android.view.Menu
 import android.view.MenuItem
 import androidx.appcompat.app.AppCompatActivity
@@ -30,22 +29,22 @@ class MainActivity : AppCompatActivity() {
 //
 //        val netRowId = db?.insert(ProductContract.ProductEntry.TABLE_NAME, null, values)
 
-        val db2 = dbHelper.readableDatabase
+//        val db2 = dbHelper.readableDatabase
-
+//
-        val projection = arrayOf(BaseColumns._ID, ProductContract.ProductEntry.PRODUCT_NAME, ProductContract.ProductEntry.PRODUCT_NET_WEIGHT, ProductContract.ProductEntry.IMAGE_FILENAME)
+//        val projection = arrayOf(BaseColumns._ID, ProductContract.ProductEntry.PRODUCT_NAME, ProductContract.ProductEntry.PRODUCT_NET_WEIGHT, ProductContract.ProductEntry.IMAGE_FILENAME)
-
+//
-        val selection = "${ProductContract.ProductEntry.PRODUCT_NAME} = ?"
+//        val selection = "${ProductContract.ProductEntry.PRODUCT_NAME} = ?"
-        val selectionArgs = arrayOf("Имя продукта")
+//        val selectionArgs = arrayOf("Имя продукта")
-
+//
-        val cursor = db2.query(
+//        val cursor = db2.query(
-            ProductContract.ProductEntry.TABLE_NAME,
+//            ProductContract.ProductEntry.TABLE_NAME,
-            null,
+//            null,
-            selection,
+//            selection,
-            selectionArgs,
+//            selectionArgs,
-            null,
+//            null,
-            null,
+//            null,
-            null
+//            null
-        )
+//        )
 
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)

app/src/main/java/org/foxarmy/barcodescannerforemployees/MainScreenFragment.kt

@@ -1,11 +1,10 @@
 package org.foxarmy.barcodescannerforemployees
 
 import android.os.Bundle
-import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.navigation.fragment.findNavController
+import androidx.fragment.app.Fragment
 import org.foxarmy.barcodescannerforemployees.databinding.FragmentSecondBinding
 
 /**
@@ -23,7 +22,6 @@ class MainScreenFragment : Fragment() {
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-
         _binding = FragmentSecondBinding.inflate(inflater, container, false)
         return binding.root
 
@@ -32,9 +30,9 @@ class MainScreenFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        binding.buttonSecond.setOnClickListener {
+//        binding..setOnClickListener {
-            findNavController().navigate(R.id.action_SecondFragment_to_FirstFragment)
+//            findNavController().navigate(R.id.action_SecondFragment_to_FirstFragment)
-        }
+//        }
     }
 
     override fun onDestroyView() {

app/src/main/java/org/foxarmy/barcodescannerforemployees/Parser.kt

@@ -5,7 +5,7 @@ class Parser constructor(payloadStartRegex: String, payloadEndRegex: String, pay
     val payloadEndRegex: String = payloadEndRegex
     val payloadRegex: String = payloadRegex
 
-    fun parse(text: String): MutableList<Product> {
+    fun parse(text: String): MutableList<AbstractProduct> {
 
         val payloadStart = Regex(payloadStartRegex)
         val payloadEnd = Regex(payloadEndRegex)

app/src/main/java/org/foxarmy/barcodescannerforemployees/Product.kt

@@ -1,7 +0,0 @@
-package org.foxarmy.barcodescannerforemployees
-
-class Product constructor(name:String, netWeight: Double) {
-    var name: String = name
-    var netWeight: Double = netWeight
-    var imageFile: String = ""
-}

app/src/main/java/org/foxarmy/barcodescannerforemployees/StorageFragment.kt

@@ -4,6 +4,7 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.fragment.app.Fragment
 
 /**
@@ -24,4 +25,18 @@ class StorageFragment : Fragment() {
         // Inflate the layout for this fragment
         return inflater.inflate(R.layout.fragment_storage, container, false)
     }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        getView()?.findViewById<ConstraintLayout>(R.id.storageLayout)?.addView(
+            AbstractProductView(
+                requireContext(),
+                productImageFile = "test1",
+                productName = "test2",
+                netWeight = 1.1,
+                category = 1
+            )
+        )
+    }
 }

app/src/main/res/layout/activity_main.xml

@@ -8,6 +8,11 @@
         android:fitsSystemWindows="true"
         tools:context=".MainActivity">
 
+    <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" android:id="@+id/storageLayout">
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
     <com.google.android.material.appbar.AppBarLayout
             android:layout_height="wrap_content"
             android:layout_width="match_parent"

app/src/main/res/layout/content_main.xml

@@ -4,7 +4,7 @@
         xmlns:app="http://schemas.android.com/apk/res-auto"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        app:layout_behavior="@string/appbar_scrolling_view_behavior">
+        app:layout_behavior="@string/appbar_scrolling_view_behavior" android:id="@+id/storageLayout">
 
     <fragment
             android:id="@+id/nav_host_fragment_content_main"

app/src/main/res/layout/fragment_second.xml

@@ -9,26 +9,5 @@
     <androidx.constraintlayout.widget.ConstraintLayout
             android:layout_width="match_parent"
             android:layout_height="match_parent"
-            android:padding="16dp">
+            android:padding="16dp"/>
-        <Button
-                android:id="@+id/button_second"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:text="@string/previous"
-                app:layout_constraintBottom_toTopOf="@id/textview_second"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toTopOf="parent"/>
-
-        <TextView
-                android:id="@+id/textview_second"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="16dp"
-                android:text="@string/product_name_label"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/button_second"/>
-    </androidx.constraintlayout.widget.ConstraintLayout>
 </androidx.core.widget.NestedScrollView>

app/src/main/res/layout/fragment_storage.xml

@@ -6,7 +6,7 @@
              tools:context=".StorageFragment">
     <androidx.constraintlayout.widget.ConstraintLayout
             android:layout_width="match_parent"
-            android:layout_height="match_parent">
+            android:layout_height="match_parent" android:id="@+id/storageLayout">
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 </FrameLayout>

app/src/main/res/layout/sample_abstract_product_view.xml

@@ -0,0 +1,26 @@
+<FrameLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        xmlns:tools="http://schemas.android.com/tools" android:layout_width="300dp"
+        android:layout_height="300dp">
+
+    <org.foxarmy.barcodescannerforemployees.AbstractProductView
+            style="@style/Widget.Theme.BarcodeScannerForEmployees.MyView"
+            android:layout_width="300dp"
+            android:layout_height="300dp"
+            android:paddingLeft="20dp"
+            android:paddingBottom="40dp"
+            app:exampleDimension="24sp"
+            app:exampleString="Hello, AbstractProductView"
+            app:exampleDrawable="@android:drawable/ic_menu_add"/>
+    <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="300dp"
+            android:layout_height="300dp" android:id="@+id/productLayout">
+        <LinearLayout
+                android:orientation="vertical"
+                android:layout_width="298dp"
+                android:layout_height="298dp" tools:layout_editor_absoluteY="1dp" tools:layout_editor_absoluteX="1dp">
+        </LinearLayout>
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</FrameLayout>

app/src/main/res/values-night/styles.xml

@@ -0,0 +1,6 @@
+<resources>
+    <style name="Widget.Theme.BarcodeScannerForEmployees.MyView" parent="">
+        <item name="android:background">@color/gray_600</item>
+        <item name="exampleColor">@color/light_blue_600</item>
+    </style>
+</resources>

app/src/main/res/values/attrs_abstract_product_view.xml

@@ -0,0 +1,8 @@
+<resources>
+    <declare-styleable name="AbstractProductView">
+        <attr name="exampleString" format="string"/>
+        <attr name="exampleDimension" format="dimension"/>
+        <attr name="exampleColor" format="color"/>
+        <attr name="exampleDrawable" format="color|reference"/>
+    </declare-styleable>
+</resources>

app/src/main/res/values/colors.xml

@@ -2,4 +2,8 @@
 <resources>
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
+    <color name="light_blue_400">#FF29B6F6</color>
+    <color name="light_blue_600">#FF039BE5</color>
+    <color name="gray_400">#FFBDBDBD</color>
+    <color name="gray_600">#FF757575</color>
 </resources>

app/src/main/res/values/strings.xml

@@ -12,4 +12,7 @@
     <string name="takePicture">Take picture</string>
     <!-- TODO: Remove or change this placeholder text -->
     <string name="hello_blank_fragment">Hello blank fragment</string>
+    <string name="productName">Product name</string>
+    <string name="productType">Product type</string>
+    <string name="imageOfAProduct">Image of a product</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -0,0 +1,6 @@
+<resources>
+    <style name="Widget.Theme.BarcodeScannerForEmployees.MyView" parent="">
+        <item name="android:background">@color/gray_400</item>
+        <item name="exampleColor">@color/light_blue_400</item>
+    </style>
+</resources>