54 lines
1.7 KiB
TypeScript
54 lines
1.7 KiB
TypeScript
import type { Client, Config, InStatement } from "@libsql/client";
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import { createClient } from "libsql-stateless-easy";
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import { LibsqlDialect } from "./LibsqlDialect";
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import { FilterNumericKeysPlugin } from "data/plugins/FilterNumericKeysPlugin";
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import { type ConnQuery, type ConnQueryResults, SqliteConnection } from "bknd/data";
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export type LibSqlCredentials = Config;
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function getClient(clientOrCredentials: Client | LibSqlCredentials): Client {
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if (clientOrCredentials && "url" in clientOrCredentials) {
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const { url, authToken } = clientOrCredentials;
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return createClient({ url, authToken });
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}
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return clientOrCredentials as Client;
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}
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export class LibsqlConnection extends SqliteConnection<Client> {
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override name = "libsql";
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protected override readonly supported = {
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batching: true,
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softscans: true,
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};
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constructor(clientOrCredentials: Client | LibSqlCredentials) {
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const client = getClient(clientOrCredentials);
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super({
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excludeTables: ["libsql_wasm_func_table"],
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dialect: LibsqlDialect,
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dialectArgs: [{ client }],
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additionalPlugins: [new FilterNumericKeysPlugin()],
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});
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this.client = client;
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}
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override async executeQueries<O extends ConnQuery[]>(...qbs: O): Promise<ConnQueryResults<O>> {
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const compiled = this.getCompiled(...qbs);
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const stms: InStatement[] = compiled.map((q) => {
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return {
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sql: q.sql,
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args: q.parameters as any[],
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};
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});
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return this.withTransformedRows(await this.client.batch(stms)) as any;
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}
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}
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export function libsql(credentials: Client | LibSqlCredentials): LibsqlConnection {
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return new LibsqlConnection(credentials);
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}
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