Fix crash during database migration_5_6 on Android 10 and below

data/src/main/java/com/mrsep/musicrecognizer/data/database/migration/DatabaseMigrationUtils.kt

@@ -0,0 +1,43 @@
+package com.mrsep.musicrecognizer.data.database.migration
+
+import androidx.core.database.getStringOrNull
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+internal object DatabaseMigrationUtils {
+
+    internal fun SupportSQLiteDatabase.isSQLiteVersionAtLeast(version: String): Boolean? {
+        val thisVersion = querySQLiteVersion() ?: return null
+        return runCatching { (compareSQLiteVersions(thisVersion, version) != -1) }.getOrNull()
+    }
+
+    private fun SupportSQLiteDatabase.querySQLiteVersion(): String? {
+        return query("SELECT sqlite_version()").use {
+            if (!it.moveToNext()) return null
+            it.getStringOrNull(0)
+        }
+    }
+
+    private fun compareSQLiteVersions(version1: String, version2: String): Int {
+        val pattern = Regex("^\\d+(\\.\\d+)*\$")
+        if (!pattern.matches(version1)) {
+            throw IllegalArgumentException("Incorrect version format:$version1")
+        }
+        if (!pattern.matches(version2)) {
+            throw IllegalArgumentException("Incorrect version format:$version2")
+        }
+        val partsThis = version1.split('.')
+        val partsOther = version2.split('.')
+        val maxLength = maxOf(partsThis.size, partsOther.size)
+        for (i in 0 until maxLength) {
+            val partThis = partsThis.getOrNull(i)?.toIntOrNull() ?: 0
+            val partOther = partsOther.getOrNull(i)?.toIntOrNull() ?: 0
+
+            when {
+                partThis > partOther -> return 1
+                partThis < partOther -> return -1
+            }
+        }
+        return 0
+    }
+}
+

data/src/main/java/com/mrsep/musicrecognizer/data/database/migration/Migration5To6.kt

@@ -1,7 +1,9 @@
 package com.mrsep.musicrecognizer.data.database.migration
 
+import android.os.Build
 import androidx.room.migration.Migration
 import androidx.sqlite.db.SupportSQLiteDatabase
+import com.mrsep.musicrecognizer.data.database.migration.DatabaseMigrationUtils.isSQLiteVersionAtLeast
 
 internal val Migration5To6 = object : Migration(5, 6) {
 
@@ -11,9 +13,19 @@ internal val Migration5To6 = object : Migration(5, 6) {
     }
 
     private fun migrateTrackTable(db: SupportSQLiteDatabase) {
-        db.execSQL("ALTER TABLE track RENAME COLUMN last_recognition_date TO recognition_date")
-        db.execSQL("ALTER TABLE track ADD COLUMN recognized_by TEXT NOT NULL DEFAULT 'Audd'")
-        db.execSQL("ALTER TABLE track ADD COLUMN is_viewed INTEGER NOT NULL DEFAULT 1")
+        // APIs lower than 30 have SQLite 3.22 by default, which does not support RENAME COLUMN
+        val renameAllowed = db.isSQLiteVersionAtLeast("3.25.0")
+            ?: (Build.VERSION.SDK_INT > Build.VERSION_CODES.Q)
+        if (renameAllowed) {
+            db.execSQL("ALTER TABLE track RENAME COLUMN last_recognition_date TO recognition_date")
+            db.execSQL("ALTER TABLE track ADD COLUMN recognized_by TEXT NOT NULL DEFAULT 'Audd'")
+            db.execSQL("ALTER TABLE track ADD COLUMN is_viewed INTEGER NOT NULL DEFAULT 1")
+        } else {
+            db.execSQL("CREATE TABLE track_new (`id` TEXT NOT NULL, `title` TEXT NOT NULL, `artist` TEXT NOT NULL, `album` TEXT, `release_date` INTEGER, `duration` INTEGER, `recognized_at` INTEGER, `recognized_by` TEXT NOT NULL, `recognition_date` INTEGER NOT NULL, `lyrics` TEXT, `link_artwork` TEXT, `link_amazon_music` TEXT, `link_anghami` TEXT, `link_apple_music` TEXT, `link_audiomack` TEXT, `link_audius` TEXT, `link_boomplay` TEXT, `link_deezer` TEXT, `link_musicbrainz` TEXT, `link_napster` TEXT, `link_pandora` TEXT, `link_soundcloud` TEXT, `link_spotify` TEXT, `link_tidal` TEXT, `link_yandex_music` TEXT, `link_youtube` TEXT, `link_youtube_music` TEXT, `is_favorite` INTEGER NOT NULL, `is_viewed` INTEGER NOT NULL, `theme_seed_color` INTEGER, PRIMARY KEY(`id`))")
+            db.execSQL("INSERT INTO track_new (`id`, `title`, `artist`, `album`, `release_date`, `duration`, `recognized_at`, `recognized_by`, `recognition_date`, `lyrics`, `link_artwork`, `link_amazon_music`, `link_anghami`, `link_apple_music`, `link_audiomack`, `link_audius`, `link_boomplay`, `link_deezer`, `link_musicbrainz`, `link_napster`, `link_pandora`, `link_soundcloud`, `link_spotify`, `link_tidal`, `link_yandex_music`, `link_youtube`, `link_youtube_music`, `is_favorite`, `is_viewed`, `theme_seed_color`) SELECT `id`, `title`, `artist`, `album`, `release_date`, `duration`, `recognized_at`, 'Audd' AS `recognized_by`, `last_recognition_date` AS `recognition_date`, `lyrics`, `link_artwork`, `link_amazon_music`, `link_anghami`, `link_apple_music`, `link_audiomack`, `link_audius`, `link_boomplay`, `link_deezer`, `link_musicbrainz`, `link_napster`, `link_pandora`, `link_soundcloud`, `link_spotify`, `link_tidal`, `link_yandex_music`, `link_youtube`, `link_youtube_music`, `is_favorite`, 1 AS `is_viewed`, `theme_seed_color` FROM track")
+            db.execSQL("DROP TABLE track")
+            db.execSQL("ALTER TABLE track_new RENAME TO track")
+        }
         db.execSQL("CREATE INDEX index_track_is_viewed ON track (is_viewed)")
     }
 

fastlane/metadata/android/en-US/changelogs/16.txt

@@ -0,0 +1 @@
+* Fixed crash during database migration on app startup on Android 10 and below

fastlane/metadata/android/ru/changelogs/16.txt

@@ -0,0 +1 @@
+* Исправлен вылет во время миграции базы данных при запуске приложения на Android 10 и ниже