Convert DateTakensDao functions to suspend functions.

app/src/main/kotlin/com/simplemobiletools/gallery/pro/extensions/Activity.kt

@@ -19,6 +19,7 @@ import android.provider.MediaStore.Images
 import android.util.DisplayMetrics
 import android.view.View
 import androidx.appcompat.app.AppCompatActivity
+import androidx.lifecycle.lifecycleScope
 import com.bumptech.glide.Glide
 import com.bumptech.glide.load.DecodeFormat
 import com.bumptech.glide.load.engine.DiskCacheStrategy
@@ -36,6 +37,9 @@ import com.simplemobiletools.gallery.pro.dialogs.PickDirectoryDialog
 import com.simplemobiletools.gallery.pro.helpers.RECYCLE_BIN
 import com.simplemobiletools.gallery.pro.models.DateTaken
 import com.squareup.picasso.Picasso
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 import java.io.File
 import java.io.FileOutputStream
 import java.io.InputStream
@@ -424,7 +428,12 @@ fun Activity.hasNavBar(): Boolean {
     return (realDisplayMetrics.widthPixels - displayMetrics.widthPixels > 0) || (realDisplayMetrics.heightPixels - displayMetrics.heightPixels > 0)
 }
 
-fun Activity.fixDateTaken(paths: ArrayList<String>, showToasts: Boolean, hasRescanned: Boolean = false, callback: (() -> Unit)? = null) {
+fun AppCompatActivity.fixDateTaken(
+    paths: ArrayList<String>,
+    showToasts: Boolean,
+    hasRescanned: Boolean = false,
+    callback: (() -> Unit)? = null
+) {
     val BATCH_SIZE = 50
     if (showToasts) {
         toast(R.string.fixing)
@@ -435,7 +444,7 @@ fun Activity.fixDateTaken(paths: ArrayList<String>, showToasts: Boolean, hasResc
         var didUpdateFile = false
         val operations = ArrayList<ContentProviderOperation>()
 
-        ensureBackgroundThread {
+        lifecycleScope.launch(Dispatchers.IO) {
             val dateTakens = ArrayList<DateTaken>()
 
             for (path in paths) {
@@ -479,10 +488,8 @@ fun Activity.fixDateTaken(paths: ArrayList<String>, showToasts: Boolean, hasResc
                     toast(R.string.no_date_takens_found)
                 }
 
-                runOnUiThread {
+                withContext(Dispatchers.Main) { callback?.invoke() }
-                    callback?.invoke()
+                return@launch
-                }
-                return@ensureBackgroundThread
             }
 
             val resultSize = contentResolver.applyBatch(MediaStore.AUTHORITY, operations).size
@@ -495,7 +502,7 @@ fun Activity.fixDateTaken(paths: ArrayList<String>, showToasts: Boolean, hasResc
                     dateTakensDB.insertAll(dateTakens)
                 }
 
-                runOnUiThread {
+                withContext(Dispatchers.Main) {
                     if (showToasts) {
                         toast(if (didUpdateFile) R.string.dates_fixed_successfully else R.string.unknown_error_occurred)
                     }

app/src/main/kotlin/com/simplemobiletools/gallery/pro/helpers/MediaFetcher.kt

@@ -15,6 +15,8 @@ import com.simplemobiletools.gallery.pro.extensions.*
 import com.simplemobiletools.gallery.pro.models.Medium
 import com.simplemobiletools.gallery.pro.models.ThumbnailItem
 import com.simplemobiletools.gallery.pro.models.ThumbnailSection
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
 import java.io.File
 import java.util.*
 
@@ -456,11 +458,13 @@ class MediaFetcher(val context: Context) {
         }
 
         val dateTakenValues = try {
+            runBlocking {
                 if (folder == FAVORITES) {
                     context.dateTakensDB.getAllDateTakens()
                 } else {
                     context.dateTakensDB.getDateTakensFromPath(folder)
                 }
+            }
         } catch (e: Exception) {
             return dateTakens
         }
@@ -493,7 +497,7 @@ class MediaFetcher(val context: Context) {
                 }
             }
 
-            val dateTakenValues = context.dateTakensDB.getAllDateTakens()
+            val dateTakenValues = runBlocking(Dispatchers.IO) { context.dateTakensDB.getAllDateTakens() }
 
             dateTakenValues.forEach {
                 dateTakens[it.fullPath] = it.taken

app/src/main/kotlin/com/simplemobiletools/gallery/pro/interfaces/DateTakensDao.kt

@@ -9,11 +9,11 @@ import com.simplemobiletools.gallery.pro.models.DateTaken
 @Dao
 interface DateTakensDao {
     @Insert(onConflict = OnConflictStrategy.REPLACE)
-    fun insertAll(dateTakens: List<DateTaken>)
+    suspend fun insertAll(dateTakens: List<DateTaken>)
 
     @Query("SELECT full_path, filename, parent_path, date_taken, last_fixed, last_modified FROM date_takens WHERE parent_path = :path COLLATE NOCASE")
-    fun getDateTakensFromPath(path: String): List<DateTaken>
+    suspend fun getDateTakensFromPath(path: String): List<DateTaken>
 
     @Query("SELECT full_path, filename, parent_path, date_taken, last_fixed, last_modified FROM date_takens")
-    fun getAllDateTakens(): List<DateTaken>
+    suspend fun getAllDateTakens(): List<DateTaken>
 }