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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | 49x 49x 49x 33x 33x 33x 33x 33x 32x 1x 1x | import { Logger } from 'ts-log';
import { Observable, from, switchMap } from 'rxjs';
import { PgConnectionConfig, createDataSource } from '@cardano-sdk/projection-typeorm';
export const createTypeormDataSource = (
connectionConfig$: Observable<PgConnectionConfig>,
entities: Function[],
logger: Logger
) =>
connectionConfig$.pipe(
switchMap((connectionConfig) =>
from(
(async () => {
try {
const dataSource = createDataSource({
connectionConfig,
entities,
logger
});
await dataSource.initialize();
return dataSource;
} catch (error) {
logger.error(error, 'Error while creating DataSource');
return null;
}
})()
)
)
);
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