Added a button to the settings screen to trigger a re-migration of the database

Session/Settings/SettingsVC.swift

@@ -299,6 +299,8 @@ final class SettingsVC: BaseVC, AvatarViewHelperDelegate {
             return button
         }
         
+        let debugReMigrateButton = getSettingButton(withTitle: "DEBUG - Re-Migrate Database", color: Colors.destructive, action: #selector(remigrateDatabase))
+        
         let pathButton = getSettingButton(withTitle: NSLocalizedString("vc_path_title", comment: ""), color: Colors.text, action: #selector(showPath))
         let pathStatusView = PathStatusView()
         pathStatusView.set(.width, to: PathStatusView.size)
@@ -309,6 +311,8 @@ final class SettingsVC: BaseVC, AvatarViewHelperDelegate {
         pathStatusView.autoVCenterInSuperview()
         
         return [
+            getSeparator(),
+            debugReMigrateButton,
             getSeparator(),
             pathButton,
             getSeparator(),
@@ -588,6 +592,12 @@ final class SettingsVC: BaseVC, AvatarViewHelperDelegate {
         navigationController!.present(shareVC, animated: true, completion: nil)
     }
     
+    @objc private func remigrateDatabase() {
+        GRDBStorage.deleteDatabaseFiles()
+        try? GRDBStorage.deleteDbKeys()
+        exit(1)
+    }
+    
     @objc private func showPath() {
         let pathVC = PathVC()
         navigationController!.pushViewController(pathVC, animated: true)

SessionUtilitiesKit/Database/GRDBStorage.swift

@@ -297,13 +297,13 @@ public final class GRDBStorage {
         // TODO: Delete Profiles on Disk?
     }
     
-    private static func deleteDatabaseFiles() {
+    public/*private*/ static func deleteDatabaseFiles() {
         OWSFileSystem.deleteFile(databasePath)
         OWSFileSystem.deleteFile(databasePathShm)
         OWSFileSystem.deleteFile(databasePathWal)
     }
     
-    private static func deleteDbKeys() throws {
+    public/*private*/ static func deleteDbKeys() throws {
         try SSKDefaultKeychainStorage.shared.remove(service: keychainService, key: dbCipherKeySpecKey)
     }