25 lines
1 KiB
TypeScript
25 lines
1 KiB
TypeScript
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import { PrismaClient } from '@prisma/client';
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import path from 'node:path';
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/**
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* The Prisma CLI resolves a relative SQLite path (`file:./dev.db`) against the schema directory
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* (`prisma/`), but inside a bundled Nitro output it would resolve against the copied client and
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* open an empty database. Resolve relative sqlite paths against `<cwd>/prisma` so the runtime and
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* the CLI always agree. Absolute paths and non-sqlite URLs are passed through unchanged.
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*/
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function resolveDatabaseUrl(): string | undefined {
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const url = process.env.DATABASE_URL;
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if (!url || !url.startsWith('file:')) return url;
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const file = url.slice('file:'.length);
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if (path.isAbsolute(file)) return url;
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return `file:${path.resolve(process.cwd(), 'prisma', file)}`;
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}
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// A single PrismaClient per process.
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const globalForPrisma = globalThis as unknown as { prisma?: PrismaClient };
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export const db =
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globalForPrisma.prisma ?? new PrismaClient({ datasources: { db: { url: resolveDatabaseUrl() } } });
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if (process.env.NODE_ENV !== 'production') globalForPrisma.prisma = db;
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