leca/barcode_scanner_for_employees
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leca
2024-09-27 15:58:34 +03:00
parent 8496a6f2f4
commit daed52e004
14 changed files with 233 additions and 135 deletions
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17
app/src/main/AndroidManifest.xml
View File

@@ -3,6 +3,11 @@
xmlns:tools="http://schemas.android.com/tools">
<uses-feature android:name="android.hardware.camera" android:required="true"/>
<uses-permission android:name="android.permission.CAMERA" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.READ_MEDIA_IMAGES"/>
<uses-permission android:name="android.permission.READ_MEDIA_VIDEO"/>
<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"/>
<application
android:allowBackup="true"
android:dataExtractionRules="@xml/data_extraction_rules"
@@ -12,7 +17,17 @@
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/Theme.BarcodeScannerForEmployees"
android:authorities="org.foxarmy.barcodescannerforemployees.providers"
tools:targetApi="31">
<provider
android:authorities="com.google.firebase.components.MainActivity.provider"
android:name="androidx.core.content.FileProvider"
android:exported="false"
android:grantUriPermissions="true">
<meta-data
android:name="android.support.FILE_PROVIDER_PATHS"
android:resource="@xml/file_path"/>
</provider>
<meta-data
android:name="com.google.mlkit.vision.DEPENDENCIES"
android:value="barcode_ui" >
@@ -23,10 +38,8 @@
android:theme="@style/Theme.BarcodeScannerForEmployees">
<intent-filter>
<action android:name="android.intent.action.MAIN"/>
<category android:name="android.intent.category.LAUNCHER"/>
</intent-filter>
</activity>
</application>
</manifest>

22
app/src/main/java/org/foxarmy/barcodescannerforemployees/AbstractProductView.kt
View File

@@ -1,9 +1,14 @@
package org.foxarmy.barcodescannerforemployees
import android.content.Context
import android.graphics.Bitmap
import android.graphics.BitmapFactory
import android.util.Log
import android.widget.ImageView
import android.widget.LinearLayout
import android.widget.TextView
import android.widget.Toast
import java.io.File
/**
* TODO: document your custom view class.
@@ -16,10 +21,21 @@ class AbstractProductView: LinearLayout {
constructor(context: Context, productImageFile: String, productName: String, netWeight: Double, category: Int) : super(context) {
// this.layerType =
// setLayerType()
this.orientation = LinearLayout.VERTICAL
// productImage.set
val imageFile = File(File(context.filesDir, "pictures"), productImageFile)
val image: ByteArray = imageFile.readBytes()
if (image.isEmpty()) {
Toast.makeText(context, image.size.toString(), Toast.LENGTH_LONG).show()
}
try {
Log.d("org.foxarmy.barcodescannerforemployees", "[ХУЙ]" + imageFile.absolutePath)
val bitmap: Bitmap = BitmapFactory.decodeFile(imageFile.absolutePath)
} catch (e:Exception) {
Log.d("org.foxarmy.barcodescannerforemployees", "[ХУЙ] " + e)
}
// productImage.setImageBitmap(bitmap)
productNameField.setText(productName)
netWeightField.setText(netWeight.toString())

157
app/src/main/java/org/foxarmy/barcodescannerforemployees/AddProductFragment.kt
View File

@@ -1,24 +1,20 @@
package org.foxarmy.barcodescannerforemployees
//import com.google.mlkit.vision.codescanner.GmsBarcodeScannerOptions
import android.app.Activity
import android.content.Intent
import android.graphics.Bitmap
import android.os.Build
import android.os.Bundle
import android.provider.MediaStore
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Toast
import androidx.activity.result.contract.ActivityResultContracts
import androidx.annotation.RequiresApi
import androidx.core.content.FileProvider
import androidx.fragment.app.Fragment
import com.google.mlkit.vision.barcode.common.Barcode
import com.google.mlkit.vision.codescanner.GmsBarcodeScannerOptions
import com.google.mlkit.vision.codescanner.GmsBarcodeScanning
import com.google.firebase.components.BuildConfig
import org.foxarmy.barcodescannerforemployees.databinding.AddProductFragmentBinding
import java.io.File
import java.io.FileOutputStream
import java.nio.ByteBuffer
import java.security.MessageDigest
@@ -29,74 +25,126 @@ fun String.md5(): String {
return digest.toHexString()
}
/**
* A simple [Fragment] subclass as the default destination in the navigation.
*/
class AddProductFragment : Fragment() {
private var _binding: AddProductFragmentBinding? = null
// This property is only valid between onCreateView and
// onDestroyView.
private val binding get() = _binding!!
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View {
_binding = AddProductFragmentBinding.inflate(inflater, container, false)
return binding.root
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
super.onActivityResult(requestCode, resultCode, data)
when (requestCode) {
200 -> {
if (resultCode == Activity.RESULT_OK && data != null) {
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())
}
}
val takePicture = registerForActivityResult(ActivityResultContracts.TakePicture()) { success: Boolean ->
if (success) {
Log.i("QWERTYUIOP", "Done")
} else {
Log.e("QWERTYUIOP", "Xuinya")
}
}
fun getPicture () {
val imageFile = File(requireContext().filesDir, "image.png")
val imageUri = FileProvider.getUriForFile(requireActivity(), BuildConfig.APPLICATION_ID + "." + requireActivity().localClassName + ".provider", imageFile)
takePicture.launch(imageUri)
}
val requestPermissionLauncher =
registerForActivityResult(
ActivityResultContracts.RequestPermission()
) { isGranted: Boolean ->
if (isGranted) {
Toast.makeText(requireContext(), "Granted", Toast.LENGTH_LONG).show()
// getFuckingPicture()
} else {
Toast.makeText(requireContext(), "I need permission in order to take a picture", Toast.LENGTH_LONG).show()
}
}
}
val requestPermissionLauncher = registerForActivityResult(
ActivityResultContracts.RequestPermission()
) { isGranted ->
if (isGranted) {
val cameraIntent = Intent(MediaStore.ACTION_IMAGE_CAPTURE)
startActivityForResult(cameraIntent, 200)
} else {
Toast.makeText(
requireContext(),
"I need permission for camera in order to take a picture!",
Toast.LENGTH_LONG
).show()
}
}
@RequiresApi(Build.VERSION_CODES.R)
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
binding.saveButton.setOnClickListener {
binding.takePictureButton.setOnClickListener {
// requestPermissionLauncher.launch(android.Manifest.permission.CAMERA)
try {
getPicture()
} catch (e:Exception) {
Log.e("QWERTYUIOP", e.message.toString())
}
// try {
// when{
// ContextCompat.checkSelfPermission(requireContext(), android.Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED -> {
// getFuckingPicture()
// } else -> {
//// requestPermissionLauncher.launch(android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
//// ActivityCompat.requestPermissions(requireActivity(), arrayOf(android.Manifest.permission.WRITE_EXTERNAL_STORAGE), 200)
//
// Log.e("QWERTYUIOP", "хуй соси губой тряси")
// }
// }
//
// } catch (e:Exception) {
// Log.e("QWERTYUIOP", e.message.toString())
// }
}
/*
binding.saveButton.setOnClickListener {
val productName = binding.productName.text.toString()
val netWeight = binding.netWeight.text
if (picture == null) {
Toast.makeText(context, "Please, make a picture of a product!", Toast.LENGTH_SHORT).show()
return@setOnClickListener
}
if (productName == "") {
Toast.makeText(context, "Please, write a name of a product!", Toast.LENGTH_SHORT).show()
return@setOnClickListener
}
if (netWeight.toString() == "" || netWeight.toString().toDoubleOrNull() == null) {
Toast.makeText(context, "Please, write a valid net weight of a product!", Toast.LENGTH_SHORT).show()
}
val appFiles = context?.filesDir
val picturesDir = File(appFiles, "pictures")
picturesDir.mkdirs()
val imageFilename = picture.toString().md5() + ".png"
val imageFile = File(picturesDir, imageFilename)
val stream = FileOutputStream(imageFile)
picture!!.compress(Bitmap.CompressFormat.PNG, 100, stream)
stream.use {
val buffer = ByteBuffer.allocate(picture!!.byteCount)
picture!!.copyPixelsToBuffer(buffer)
it.write(buffer.array())
}
val db = DBStorageController(requireContext()).writableDatabase
val values = ContentValues().apply {
put(ProductContract.ProductEntry.PRODUCT_NAME, productName)
put(ProductContract.ProductEntry.PRODUCT_NET_WEIGHT, netWeight.toString())
put(ProductContract.ProductEntry.IMAGE_FILENAME, imageFilename)
}
db.insert(ProductContract.ProductEntry.TABLE_NAME, null, values)
}
binding.takePictureButton.setOnClickListener {
requestPermissionLauncher.launch(android.Manifest.permission.CAMERA)
// val imageUri: Uri = Uri.fromFile(File(File(context?.filesDir, "pictures"), "test.jpg"))
// val imageUri = Uri.parse("pictures/test.jpg")
// val picturesDir = File(context?.filesDir, "pictures")
// picturesDir.mkdirs()
// val uri = Uri.fromFile(File(picturesDir, "test.jpg"))
// Log.d("", uri.toString())
// takePicture.launch(uri)
}
binding.scanButton.setOnClickListener {
@@ -109,6 +157,8 @@ class AddProductFragment : Fragment() {
scanner.startScan()
.addOnSuccessListener { barcode ->
binding.productName.setText(barcode.rawValue)
// val url = URL()
}
.addOnFailureListener { e ->
Toast.makeText(
@@ -118,6 +168,7 @@ class AddProductFragment : Fragment() {
).show()
}
}
*/
}
override fun onDestroyView() {

38
app/src/main/java/org/foxarmy/barcodescannerforemployees/DBStorageController.kt
View File

@@ -6,7 +6,7 @@ import android.database.sqlite.SQLiteOpenHelper
import android.provider.BaseColumns
object ProductContract {
object ProductEntry :BaseColumns {
object ProductEntry : BaseColumns {
const val TABLE_NAME = "products"
const val PRODUCT_NAME = "name"
const val PRODUCT_NET_WEIGHT = "net_weight"
@@ -14,17 +14,43 @@ object ProductContract {
}
}
const val SQL_CREATE_ENTRIES =
object ShelfContract {
object ShelfEntry : BaseColumns {
const val TABLE_NAME = "shelf"
const val PRODUCT_ID = "product_id"
const val EXPIRE_DATE = "expire_date"
}
}
object CategoriesContract {
object CategoryEntry : BaseColumns {
const val TABLE_NAME = "categories"
const val CATEGORY_NAME = "category_name"
}
}
const val SQL_CREATE_PRODUCT_TABLE =
"CREATE TABLE ${ProductContract.ProductEntry.TABLE_NAME} (" +
"${BaseColumns._ID} INTEGER PRIMARY KEY," +
"${ProductContract.ProductEntry.PRODUCT_NAME} TEXT," +
"${ProductContract.ProductEntry.PRODUCT_NET_WEIGHT} TEXT" +
"${ProductContract.ProductEntry.PRODUCT_NET_WEIGHT} REAL," +
"${ProductContract.ProductEntry.IMAGE_FILENAME} TEXT)"
class DBStorageController(context: Context) : SQLiteOpenHelper (context, DATABASE_NAME, null, DATABASE_VERSION) {
const val SQL_CREATE_SHELF_TABLE =
"CREATE TABLE ${ShelfContract.ShelfEntry.TABLE_NAME} (" +
"${ShelfContract.ShelfEntry.PRODUCT_ID} INTEGER," +
"${ShelfContract.ShelfEntry.EXPIRE_DATE} DATE)"
const val SQL_CREATE_CATEGORIES_TABLE =
"CREATE TABLE ${CategoriesContract.CategoryEntry.TABLE_NAME} (" +
"${CategoriesContract.CategoryEntry.CATEGORY_NAME} TEXT)"
class DBStorageController(context: Context) : SQLiteOpenHelper(context, DATABASE_NAME, null, DATABASE_VERSION) {
override fun onCreate(db: SQLiteDatabase) {
db.execSQL(SQL_CREATE_ENTRIES)
db.execSQL(SQL_CREATE_PRODUCT_TABLE)
db.execSQL(SQL_CREATE_SHELF_TABLE)
db.execSQL(SQL_CREATE_CATEGORIES_TABLE)
}
override fun onUpgrade(p0: SQLiteDatabase?, p1: Int, p2: Int) {
@@ -34,6 +60,6 @@ class DBStorageController(context: Context) : SQLiteOpenHelper (context, DATABAS
companion object {
// If you change the database schema, you must increment the database version.
const val DATABASE_VERSION = 1
const val DATABASE_NAME = "FeedReader.db"
const val DATABASE_NAME = "database.db"
}
}

35
app/src/main/java/org/foxarmy/barcodescannerforemployees/MainActivity.kt
View File

@@ -19,33 +19,6 @@ class MainActivity : AppCompatActivity() {
super.onCreate(savedInstanceState)
val dbHelper = DBStorageController(applicationContext)
// val db = dbHelper.writableDatabase
//
// val values = ContentValues().apply {
// put(ProductContract.ProductEntry.PRODUCT_NAME, "Имя продукта")
// put(ProductContract.ProductEntry.PRODUCT_NET_WEIGHT, "0г")
// put(ProductContract.ProductEntry.IMAGE_FILENAME, "image.png")
// }
//
// val netRowId = db?.insert(ProductContract.ProductEntry.TABLE_NAME, null, values)
// val db2 = dbHelper.readableDatabase
//
// 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 selectionArgs = arrayOf("Имя продукта")
//
// val cursor = db2.query(
// ProductContract.ProductEntry.TABLE_NAME,
// null,
// selection,
// selectionArgs,
// null,
// null,
// null
// )
binding = ActivityMainBinding.inflate(layoutInflater)
setContentView(binding.root)
@@ -56,24 +29,16 @@ class MainActivity : AppCompatActivity() {
setupActionBarWithNavController(navController, appBarConfiguration)
binding.addProductFab.setOnClickListener { view ->
// Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
// .setAction("Action", null)
// .setAnchorView(R.id.add_product_fab).show()
// Toast.makeText(applicationContext, "Test", Toast.LENGTH_SHORT).show()
navController.navigate(R.id.AddProductFragment)
}
}
override fun onCreateOptionsMenu(menu: Menu): Boolean {
// Inflate the menu; this adds items to the action bar if it is present.
menuInflater.inflate(R.menu.menu_main, menu)
return true
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
return when (item.itemId) {
R.id.action_settings -> true
else -> super.onOptionsItemSelected(item)

12
app/src/main/java/org/foxarmy/barcodescannerforemployees/ProductContract.kt
View File

@@ -1,12 +0,0 @@
package org.foxarmy.barcodescannerforemployees
import android.provider.BaseColumns
//object ProductContract {
// object ProductEntry :BaseColumns {
// const val TABLE_NAME = "products"
// const val PRODUCT_NAME = "name"
// const val PRODUCT_NET_WEIGHT = "net_weight"
// const val IMAGE_FILENAME = "image_filename"
// }
//}

37
app/src/main/java/org/foxarmy/barcodescannerforemployees/StorageFragment.kt
View File

@@ -1,6 +1,7 @@
package org.foxarmy.barcodescannerforemployees
import android.os.Bundle
import android.provider.BaseColumns
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
@@ -29,14 +30,32 @@ class StorageFragment : Fragment() {
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
)
)
val db = DBStorageController(requireContext()).readableDatabase
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 selectionArgs = arrayOf("test")
val cursor = db.query(ProductContract.ProductEntry.TABLE_NAME, projection, selection, selectionArgs, null, null, null)
with (cursor) {
while(moveToNext()) {
val productName = getString(getColumnIndexOrThrow(ProductContract.ProductEntry.PRODUCT_NAME))
val netWeight = getDouble(getColumnIndexOrThrow(ProductContract.ProductEntry.PRODUCT_NET_WEIGHT))
val pictureFilename = getString(getColumnIndexOrThrow(ProductContract.ProductEntry.IMAGE_FILENAME))
getView()?.findViewById<ConstraintLayout>(R.id.storageLayout)?.addView(
AbstractProductView(
requireContext(),
productImageFile = pictureFilename,
productName = productName,
netWeight = netWeight,
category = 1
)
)
}
}
}
}

7
app/src/main/java/org/foxarmy/barcodescannerforemployees/shelfContract.kt
View File

@@ -2,10 +2,3 @@ package org.foxarmy.barcodescannerforemployees
import android.provider.BaseColumns
object ShelfContract {
object ShelfEntry : BaseColumns {
const val TABLE_NAME = "shelf"
const val PRODUCT_ID = "product_id"
const val EXPIRE_DATE = "expire_date"
}
}

10
app/src/main/res/layout/add_product_fragment.xml
View File

@@ -16,7 +16,7 @@
android:layout_height="50dp"
android:text="@string/scan_label"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/editTextText"
app:layout_constraintTop_toBottomOf="@+id/netWeight"
android:layout_marginTop="25dp"/>
<ImageView
android:src="@android:drawable/ic_menu_camera"
@@ -35,7 +35,7 @@
app:layout_constraintStart_toStartOf="parent"
android:layout_marginStart="8dp" android:layout_marginEnd="8dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintBottom_toTopOf="@+id/editTextText"
app:layout_constraintBottom_toTopOf="@+id/netWeight"
app:layout_constraintHorizontal_bias="0.5"
android:visibility="visible" android:hint="@string/product_name_label" android:textColorHint="#737373"
app:layout_constraintTop_toBottomOf="@+id/imageView"/>
@@ -44,7 +44,7 @@
android:layout_height="50dp"
android:inputType="text"
android:ems="10"
android:id="@+id/editTextText"
android:id="@+id/netWeight"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginStart="8dp"
android:layout_marginEnd="8dp"
@@ -55,13 +55,13 @@
android:text="@string/saveButton"
android:layout_width="100dp"
android:layout_height="50dp" android:id="@+id/saveButton"
app:layout_constraintTop_toBottomOf="@+id/editTextText"
app:layout_constraintTop_toBottomOf="@+id/netWeight"
android:layout_marginTop="25dp" app:layout_constraintEnd_toEndOf="parent"/>
<Button
android:text="@string/takePicture"
android:layout_width="100dp"
android:layout_height="55dp" android:id="@+id/takePictureButton"
app:layout_constraintTop_toBottomOf="@+id/editTextText"
app:layout_constraintTop_toBottomOf="@+id/netWeight"
android:layout_marginTop="24dp" app:layout_constraintStart_toEndOf="@+id/scan_button"
android:layout_marginStart="33dp" app:layout_constraintEnd_toStartOf="@+id/saveButton"
android:layout_marginEnd="6dp" app:layout_constraintHorizontal_bias="0.0"/>

4
app/src/main/res/values/strings.xml
View File

@@ -7,11 +7,9 @@
<string name="scan_label">Scan</string>
<string name="previous">Previous</string>
<string name="product_name_label">Product name</string>
<string name="netWeight">Net weight</string>
<string name="netWeight">Net weight (g)</string>
<string name="saveButton">Save</string>
<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>

18
app/src/main/res/xml/file_path.xml Normal file
View File

@@ -0,0 +1,18 @@
<?xml version="1.0" encoding="utf-8"?>
<paths xmlns:android="http://schemas.android.com/apk/res/android">
<external-path
name="external"
path="." />
<external-files-path
name="external_files"
path="." />
<cache-path
name="cache"
path="." />
<external-cache-path
name="external_cache"
path="." />
<files-path
name="files"
path="." />
</paths>