38 lines
1.1 KiB
TypeScript
38 lines
1.1 KiB
TypeScript
import { Kysely, ParseJSONResultsPlugin, SqliteDialect } from "kysely";
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import SqliteDatabase from "better-sqlite3";
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import type { db } from "dbtype";
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type DB = db.DB;
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export function createSqliteDialect() {
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const url = process.env.DATABASE_URL;
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if (!url) {
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throw new Error("DATABASE_URL is not set");
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}
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const db = new SqliteDatabase(url);
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return new SqliteDialect({
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database: db,
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});
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}
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// Create a new Kysely instance with a new SqliteDatabase instance
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let kysely: Kysely<DB> | null = null;
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export function getKysely() {
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if (!kysely) {
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kysely = new Kysely<DB>({
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dialect: createSqliteDialect(),
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// plugins: [new ParseJSONResultsPlugin()],
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log: (event) => {
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if (event.level === "error") {
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console.error("Query failed : ", {
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durationMs: event.queryDurationMillis,
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error: event.error,
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sql: event.query.sql,
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params: event.query.parameters,
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});
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}
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}
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});
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}
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return kysely;
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}
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