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barcode_scanner_for_employees
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added barcode to abstractproduct, working on adding products

This commit is contained in:
leca 2024-10-12 14:42:11 +03:00
parent 646ea2b91a
commit a6ab2e305f
8 changed files with 156 additions and 36 deletions
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2
app/src/main/AndroidManifest.xml
View File

@ -45,7 +45,7 @@
<provider
android:name="androidx.core.content.FileProvider"
android:authorities="com.google.firebase.components.activities.MainActivity.provider;com.google.firebase.components.activities.FullscreenActivity.provider;com.google.firebase.components.activities.AddAbstractProductActivity.provider"
android:authorities="com.google.firebase.components.activities.MainActivity.provider;com.google.firebase.components.activities.FullscreenActivity.provider;com.google.firebase.components.activities.AddAbstractProductActivity.provider;com.google.firebase.components.activities.AddProductActivity.provider"
android:exported="false"
android:grantUriPermissions="true">
<meta-data

30
app/src/main/java/org/foxarmy/barcodescannerforemployees/DBStorageController.kt
View File

@ -166,6 +166,36 @@ class DBStorageController(context: Context) : SQLiteOpenHelper(context, DATABASE
db.delete(AbstractProductContract.AbstractProductEntry.TABLE_NAME, BaseColumns._ID + "=" + id, null)
}
fun findAbstractProductByBarcode (db: SQLiteDatabase, barcode: String) : AbstractProduct? {
var abstractProduct: AbstractProduct? = null
val projection = arrayOf(
BaseColumns._ID,
AbstractProductContract.AbstractProductEntry.PRODUCT_NAME,
AbstractProductContract.AbstractProductEntry.IMAGE_FILENAME,
AbstractProductContract.AbstractProductEntry.PRODUCT_NET_WEIGHT,
AbstractProductContract.AbstractProductEntry.CATEGORY
)
val selection = "${AbstractProductContract.AbstractProductEntry.BARCODE} = ?"
val selectionArgs = arrayOf(barcode)
val cursor = db.query(AbstractProductContract.AbstractProductEntry.TABLE_NAME, projection, selection, selectionArgs, null, null, null)
with(cursor) {
while(moveToNext()) {
val id = getInt(getColumnIndexOrThrow(BaseColumns._ID))
val productName = getString(getColumnIndexOrThrow(AbstractProductContract.AbstractProductEntry.PRODUCT_NAME))
val imageFilename = getString(getColumnIndexOrThrow(AbstractProductContract.AbstractProductEntry.IMAGE_FILENAME))
val netWeight = getDouble(getColumnIndexOrThrow(AbstractProductContract.AbstractProductEntry.PRODUCT_NET_WEIGHT))
val category = getInt(getColumnIndexOrThrow(AbstractProductContract.AbstractProductEntry.CATEGORY))
abstractProduct = AbstractProduct(id, barcode, productName, netWeight, imageFilename, category)
}
}
return abstractProduct
}
companion object {
const val DATABASE_VERSION = 1
const val DATABASE_NAME = "database.db"

27
app/src/main/java/org/foxarmy/barcodescannerforemployees/Utils.kt
View File

@ -2,6 +2,7 @@ package org.foxarmy.barcodescannerforemployees
import android.app.Activity
import android.content.Context
import android.content.ContextWrapper
import android.graphics.Bitmap
import android.graphics.BitmapFactory
import android.net.Uri
@ -57,3 +58,29 @@ fun removeSubstringsFromString(text: String, toRemove: Array<String>): String {
}
fun String.utf8(): String = URLEncoder.encode(this, "UTF-8")
//fun getActivity(context: Context?): Activity? {
// if (context == null) {
// return null
// } else if (context is ContextWrapper) {
// if (context is Activity)
// return context
// else
// return getActivity(context as ContextWrapper)!!.baseContext as Activity
// }
// return null
//}
fun getActivity(context: Context?): Activity? {
if (context == null) {
return null
} else if (context is ContextWrapper) {
return if (context is Activity) {
context
} else {
getActivity(context.baseContext)
}
}
return null
}

40
app/src/main/java/org/foxarmy/barcodescannerforemployees/activities/AddProductActivity.kt
View File

@ -1,18 +1,56 @@
package org.foxarmy.barcodescannerforemployees.activities
import android.os.Bundle
import android.widget.Button
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import com.google.mlkit.vision.codescanner.GmsBarcodeScanning
import org.foxarmy.barcodescannerforemployees.DBStorageController
import org.foxarmy.barcodescannerforemployees.R
import org.foxarmy.barcodescannerforemployees.dataclasses.Product
import org.foxarmy.barcodescannerforemployees.views.AbstractProductView
class AddProductActivity : AppCompatActivity() {
private lateinit var scanButton: Button
private lateinit var abstractProductView: AbstractProductView
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_add_product)
setContentView(R.layout.fragment_add_product)
val extras = intent.extras
val product = extras!!.get("product") as Product?
scanButton = findViewById(R.id.scanButton)
abstractProductView = findViewById(R.id.abstractProductView)
/*
scanButton = findViewById(R.id.scanButton)
abstractProductView = AbstractProductView(this, this, AbstractProduct())
findViewById<ConstraintLayout>(R.id.addProductConstraintLayout).addView(abstractProductView)
*/
scanButton.setOnClickListener {
val scanner = GmsBarcodeScanning.getClient(this)
scanner.startScan()
.addOnSuccessListener { barcode ->
findAndDisplayAbstractProductByBarcode(barcode.rawValue.toString())
}
.addOnFailureListener {
Toast.makeText(this, "Cannot scan barcode", Toast.LENGTH_SHORT).show()
}
}
}
fun findAndDisplayAbstractProductByBarcode(barcode: String) {
val abstractProduct = DBStorageController(this).findAbstractProductByBarcode(DBStorageController(this).readableDatabase, barcode)
if (abstractProduct == null) {
Toast.makeText(this, "No product found", Toast.LENGTH_SHORT).show()
return
}
abstractProductView.abstractProduct = abstractProduct
abstractProductView.update()
}
}

60
app/src/main/java/org/foxarmy/barcodescannerforemployees/views/AbstractProductView.kt
View File

@ -4,6 +4,7 @@ import android.app.Activity
import android.content.Context
import android.content.Intent
import android.os.Bundle
import android.util.AttributeSet
import android.view.LayoutInflater
import android.widget.ImageView
import android.widget.LinearLayout
@ -15,26 +16,37 @@ import org.foxarmy.barcodescannerforemployees.DBStorageController
import org.foxarmy.barcodescannerforemployees.R
import org.foxarmy.barcodescannerforemployees.activities.FullscreenActivity
import org.foxarmy.barcodescannerforemployees.dataclasses.AbstractProduct
import org.foxarmy.barcodescannerforemployees.getActivity
import org.foxarmy.barcodescannerforemployees.getImageUri
import java.io.File
class AbstractProductView: LinearLayout {
private var productLayout: ConstraintLayout
private var productPicture: ImageView
private var productNameField: TextView
private var netWeightField: TextView
private var categoryField: TextView
private var unitField: TextView
var abstractProduct: AbstractProduct
private var productLayout: ConstraintLayout? = null
private var productPicture: ImageView? = null
private var productNameField: TextView? = null
private var netWeightField: TextView? = null
private var categoryField: TextView? = null
private var unitField: TextView? = null
var abstractProduct: AbstractProduct = AbstractProduct()
var isProductSelected = false
private lateinit var activity: Activity
constructor(context: Context, a: AttributeSet) : super(context, a) {
activity = getActivity(context)!!
val inflater:LayoutInflater = activity.layoutInflater
inflater.inflate(R.layout.abstract_product_view, this)
}
constructor(activity: Activity, context: Context, abstractProduct: AbstractProduct) : super(context) {
this.abstractProduct = abstractProduct
this.activity = activity
val inflater:LayoutInflater = activity.layoutInflater
inflater.inflate(R.layout.abstract_product_view, this)
update()
}
fun init () {
productLayout = findViewById(R.id.productLayout)
productPicture = findViewById(R.id.productPicture)
productNameField = findViewById(R.id.productNameView)
@ -42,12 +54,8 @@ class AbstractProductView: LinearLayout {
categoryField = findViewById(R.id.categoryView)
unitField = findViewById(R.id.unitView)
val thumbnailsDir = File(context.cacheDir, "thumbnails")
thumbnailsDir.mkdirs()
val imageUri = getImageUri(activity, File(thumbnailsDir, "${abstractProduct.imageHash}.webp"))
productPicture.setImageURI(imageUri)
productPicture.rotation = 90f
productPicture.setOnClickListener {
productPicture!!.setOnClickListener {
val fullscreenIntent = Intent(activity, FullscreenActivity::class.java)
val extras = Bundle()
extras.putString("imagehash", abstractProduct.imageHash)
@ -55,20 +63,30 @@ class AbstractProductView: LinearLayout {
startActivity(context, fullscreenIntent, extras)
}
productLayout.setOnClickListener {
productLayout!!.setOnClickListener {
}
productNameField.text = abstractProduct.name
netWeightField.text = abstractProduct.netWeight.toString()
categoryField.text = DBStorageController(context).getCategoryNameById(DBStorageController(context).readableDatabase, abstractProduct.category)
//TODO: units
productLayout.setOnLongClickListener {
productLayout!!.setOnLongClickListener {
isProductSelected = !isProductSelected
this.background = ContextCompat.getDrawable(context, if (isProductSelected) R.drawable.outline_selected else R.drawable.outline)
true
}
}
fun update() {
init()
val thumbnailsDir = File(context.cacheDir, "thumbnails")
thumbnailsDir.mkdirs()
val imageUri = getImageUri(activity, File(thumbnailsDir, "${abstractProduct.imageHash}.webp"))
productPicture!!.setImageURI(imageUri)
productPicture!!.rotation = 90f
productNameField!!.text = abstractProduct.name
netWeightField!!.text = abstractProduct.netWeight.toString()
categoryField!!.text = DBStorageController(context).getCategoryNameById(DBStorageController(context).readableDatabase, abstractProduct.category)
}
}

5
app/src/main/res/layout/abstract_product_view.xml
View File

@ -11,7 +11,7 @@
android:background="#00FFFEFE" android:clickable="true">
<ImageView
android:layout_width="match_parent"
android:layout_height="200dp" app:srcCompat="@android:drawable/ic_btn_speak_now"
android:layout_height="200dp" app:srcCompat="@android:drawable/ic_menu_gallery"
android:id="@+id/productPicture"
app:layout_constraintTop_toTopOf="parent" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"/>
@ -45,7 +45,8 @@
android:layout_height="wrap_content" android:id="@+id/categoryView"
app:layout_constraintEnd_toEndOf="parent"
android:layout_marginEnd="25dp" android:fontFamily="monospace" android:textSize="10sp"
app:layout_constraintBottom_toBottomOf="parent" android:layout_marginBottom="20dp"/>
app:layout_constraintBottom_toBottomOf="parent" android:layout_marginBottom="20dp"
app:layout_constraintTop_toBottomOf="@+id/productNameView" android:layout_marginTop="10dp"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</LinearLayout>

21
app/src/main/res/layout/fragment_add_product.xml
View File

@ -9,12 +9,19 @@
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="16dp">
<Spinner
android:layout_width="400dp"
android:layout_height="50dp" android:id="@+id/abstractProductSelect"
app:layout_constraintTop_toTopOf="parent" android:layout_marginTop="12dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"/>
android:padding="16dp" android:layout_gravity="center_horizontal" android:id="@+id/addProductConstraintLayout">
<org.foxarmy.barcodescannerforemployees.views.AbstractProductView
android:layout_width="300dp"
android:layout_height="300dp" android:id="@+id/abstractProductView"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="32dp" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"/>
<Button
android:text="@string/scan_label"
android:layout_width="wrap_content"
android:layout_height="wrap_content" android:id="@+id/scanButton" android:layout_weight="1"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@+id/abstractProductView" android:layout_marginTop="16dp"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</androidx.core.widget.NestedScrollView>

5
app/src/main/res/values/strings.xml
View File

@ -1,7 +1,6 @@
<resources>
<string name="app_name">BarcodeScannerForEmployees</string>
<string name="action_settings">Settings</string>
<!-- Strings used for fragments for navigation -->
<string name="first_fragment_label">Add new product</string>
<string name="second_fragment_label">Products</string>
<string name="scan_label">Scan</string>
@ -13,8 +12,8 @@
<string name="productName">Product name</string>
<string name="productType">Product type</string>
<string name="imageOfAProduct">Image of a product</string>
<string name="sample_product_name">Уззкое название товара</string>
<string name="sample_product_net_weight">1998</string>
<string name="sample_product_name">Sample product name</string>
<string name="sample_product_net_weight">100</string>
<string name="sample_unit">g</string>
<string name="sample_category">Sample category</string>
<string name="title_activity_fullscreen">FullscreenActivity</string>