internal static Task CompleteMigrationAsync(
Func <RepositoryMigrationAsync, Task> upsertMigration,
RepositoryMigrationAsync migrationToComplete)
{
migrationToComplete.CompleteMigration();
return(upsertMigration(migrationToComplete));
}
private static async Task ApplyMigrationAsync(
IRepositoryToMigrate repositoryToMigrate,
IRepositoryAsync repository,
RepositoryMigrationAsync startedMigration)
{
try
{
await MigrationHelpersAsync.StartMigrationAsync(
repository.AddMigrationAsync,
startedMigration).ConfigureAwait(false);
await startedMigration.Migration.UpdateAsync(
repository,
repositoryToMigrate).ConfigureAwait(false);
await MigrationHelpersAsync.CompleteMigrationAsync(
repository.UpsertMigrationAsync,
startedMigration).ConfigureAwait(false);
}
catch (Exception exception)
{
await OnUpgradeExceptionAsync(
repositoryToMigrate,
repository,
startedMigration,
exception).ConfigureAwait(false);
}
}
private static async Task OnUpgradeExceptionAsync(
IRepositoryToMigrate repositoryToMigrate,
IRepositoryAsync repository,
RepositoryMigrationAsync repositoryMigration,
Exception exception)
{
try
{
await repositoryMigration.Migration.RollbackAsync(
repository,
repositoryToMigrate).ConfigureAwait(false);
await MigrationHelpersAsync.FailMigrationAsync(
repository.DeleteMigrationAsync,
repositoryMigration).ConfigureAwait(false);
throw new MigrationException(
exception,
repositoryMigration.Version);
}
catch (Exception rollbackEx)
{
await OnRollbackExceptionAsync(
repositoryMigration.Migration,
rollbackEx).ConfigureAwait(false);
}
}
internal static Task FailMigrationAsync(
Func <RepositoryMigrationAsync, Task> deleteMigration,
RepositoryMigrationAsync migrationToComplete)
{
return(deleteMigration(migrationToComplete));
}
internal static Task StartMigrationAsync(
Func <RepositoryMigrationAsync, Task> addMigration,
RepositoryMigrationAsync migrationToStart)
{
return(addMigration(migrationToStart));
}
