50 lines
1.6 KiB
TypeScript
50 lines
1.6 KiB
TypeScript
import { KeyDefinitionLike, MigrationHelper } from "../migration-helper";
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import { Migrator } from "../migrator";
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type ExpectedAccountState = {
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data?: {
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eventCollection?: [];
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};
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};
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const EVENT_COLLECTION: KeyDefinitionLike = {
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stateDefinition: {
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name: "eventCollection",
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},
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key: "eventCollection",
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};
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export class EventCollectionMigrator extends Migrator<40, 41> {
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async migrate(helper: MigrationHelper): Promise<void> {
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const accounts = await helper.getAccounts<ExpectedAccountState>();
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async function migrateAccount(userId: string, account: ExpectedAccountState): Promise<void> {
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const value = account?.data?.eventCollection;
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if (value != null) {
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await helper.setToUser(userId, EVENT_COLLECTION, value);
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delete account.data.eventCollection;
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await helper.set(userId, account);
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}
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}
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await Promise.all([...accounts.map(({ userId, account }) => migrateAccount(userId, account))]);
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}
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async rollback(helper: MigrationHelper): Promise<void> {
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const accounts = await helper.getAccounts<ExpectedAccountState>();
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async function rollbackAccount(userId: string, account: ExpectedAccountState): Promise<void> {
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const value = await helper.getFromUser(userId, EVENT_COLLECTION);
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if (account) {
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account.data = Object.assign(account.data ?? {}, {
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eventCollection: value,
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});
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await helper.set(userId, account);
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}
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await helper.setToUser(userId, EVENT_COLLECTION, null);
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}
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await Promise.all([...accounts.map(({ userId, account }) => rollbackAccount(userId, account))]);
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}
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}
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