44 lines
1.8 KiB
TypeScript
44 lines
1.8 KiB
TypeScript
 
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import Database from "better-sqlite3";
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import { drizzle } from "drizzle-orm/better-sqlite3";
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import { mkdirSync } from "node:fs";
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import { dirname } from "node:path";
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import { getEnv } from "@/lib/env";
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import * as schema from "./schema";
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const globalForDb = globalThis as unknown as { __bpSqlite?: Database.Database };
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function openDatabase(): Database.Database {
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if (globalForDb.__bpSqlite) return globalForDb.__bpSqlite;
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const path = getEnv().DATABASE_PATH;
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mkdirSync(dirname(path), { recursive: true });
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const instance = new Database(path);
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instance.pragma("journal_mode = WAL");
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instance.pragma("foreign_keys = ON");
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// Reused across hot-reloads in dev so we don't leak file handles / open a
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// fresh WAL-mode connection on every request.
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globalForDb.__bpSqlite = instance;
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return instance;
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}
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// Lazy by design: `next build` imports this module's whole graph while
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// collecting route metadata, even for force-dynamic pages that are never
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// actually rendered at build time. Opening the DB (and requiring env vars)
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// as a module-level side effect would make `pnpm build` fail in CI, where
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// no secrets are configured. The proxy defers both until first real query.
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export const sqlite = new Proxy({} as Database.Database, {
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get(_target, prop) {
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// drizzle-orm's `isConfig()` probes `.constructor.name` on its first
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// argument to tell a client instance from a plain config object - that
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// introspection must not itself trigger opening the real connection.
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if (prop === "constructor") return Database;
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const instance = openDatabase();
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const value = Reflect.get(instance, prop, instance);
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return typeof value === "function" ? value.bind(instance) : value;
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},
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}) as Database.Database;
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export const db = drizzle(sqlite, { schema });
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