39 lines
1.3 KiB
TypeScript
39 lines
1.3 KiB
TypeScript
import { waitForMigrations } from "../../state-migrations";
|
|
import { CURRENT_VERSION, currentVersion } from "../../state-migrations/migrate";
|
|
import { MigrationHelper } from "../../state-migrations/migration-helper";
|
|
import { LogService } from "../abstractions/log.service";
|
|
import { AbstractStorageService } from "../abstractions/storage.service";
|
|
|
|
import { MigrationBuilderService } from "./migration-builder.service";
|
|
|
|
export class MigrationRunner {
|
|
constructor(
|
|
protected diskStorage: AbstractStorageService,
|
|
protected logService: LogService,
|
|
protected migrationBuilderService: MigrationBuilderService,
|
|
) {}
|
|
|
|
async run(): Promise<void> {
|
|
const migrationHelper = new MigrationHelper(
|
|
await currentVersion(this.diskStorage, this.logService),
|
|
this.diskStorage,
|
|
this.logService,
|
|
"general",
|
|
);
|
|
|
|
if (migrationHelper.currentVersion < 0) {
|
|
// Cannot determine state, assuming empty so we don't repeatedly apply a migration.
|
|
await this.diskStorage.save("stateVersion", CURRENT_VERSION);
|
|
return;
|
|
}
|
|
|
|
const migrationBuilder = this.migrationBuilderService.build();
|
|
|
|
await migrationBuilder.migrate(migrationHelper);
|
|
}
|
|
|
|
async waitForCompletion(): Promise<void> {
|
|
await waitForMigrations(this.diskStorage, this.logService);
|
|
}
|
|
}
|