Fix exif copy

Author: danopdev

app/build.gradle

@@ -78,5 +78,5 @@ dependencies {
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.4.2-native-mt"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9"
     implementation "androidx.documentfile:documentfile:1.0.1"
-    implementation("androidx.exifinterface:exifinterface:1.3.3")
+    implementation("androidx.exifinterface:exifinterface:1.3.6")
 }

app/src/main/java/com/dan/perspective/ExifTools.kt

@@ -11,7 +11,7 @@ import java.lang.Exception
 class ExifTools {
     companion object {
 
-        val EXIF_TAGS = listOf(
+        private val EXIF_TAGS = listOf(
             ExifInterface.TAG_APERTURE_VALUE,
             ExifInterface.TAG_DATETIME,
             ExifInterface.TAG_DATETIME_DIGITIZED,

app/src/main/java/com/dan/perspective/MainFragment.kt

@@ -194,6 +194,7 @@ class MainFragment(activity: MainActivity) : AppFragment(activity) {
     private fun setImage(uri: Uri, suggestedName: String? = null) {
         val matAndBitmap = loadImage(uri)
         if (null == matAndBitmap) {
+            inputUri = null
             showToast("Failed to load the image")
             return
         }
@@ -207,10 +208,7 @@ class MainFragment(activity: MainActivity) : AppFragment(activity) {
             outputName = Settings.DEFAULT_NAME
 
             try {
-                DocumentFile.fromSingleUri(
-                    requireContext(),
-                    uri
-                )?.name?.let { name ->
+                DocumentFile.fromSingleUri(requireContext(), uri)?.name?.let { name ->
                     if (name.isNotEmpty()) {
                         val fields = name.split('.')
                         outputName = fields[0]
@@ -221,6 +219,7 @@ class MainFragment(activity: MainActivity) : AppFragment(activity) {
             }
         }
 
+        inputUri = uri
         clearOutputImage()
         updateButtons()