35 lines
987 B
TypeScript
35 lines
987 B
TypeScript
import type { BindParams, Database, QueryExecResult } from "sql.js";
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import { RpcProvider } from "worker-rpc";
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import DbWorker from "./db.worker?worker";
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const worker = new DbWorker();
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const rpcProvider = new RpcProvider((message, transfer) =>
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worker.postMessage(message, transfer),
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);
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worker.onmessage = (e) => rpcProvider.dispatch(e.data);
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interface AsyncDatabase {
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exec(sql: string, params?: BindParams): Promise<QueryExecResult[]>;
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run(sql: string, params?: BindParams): Promise<Database>;
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}
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export let dbClient: AsyncDatabase;
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export async function getDbClient() {
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await new Promise<void>((resolve) => {
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rpcProvider.registerSignalHandler("ready", () => {
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resolve();
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});
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});
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dbClient = {
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async run(s: string, p?: BindParams): Promise<Database> {
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return await rpcProvider.rpc("run", { s, p });
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},
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async exec(s: string, p?: BindParams): Promise<QueryExecResult[]> {
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return await rpcProvider.rpc("exec", { s, p });
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},
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};
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}
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