Marc Mintel
5397309103
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38 lines
1.3 KiB
Plaintext
38 lines
1.3 KiB
Plaintext
import { readMigrationFiles } from "../migrator.js";
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import { sql } from "../sql/sql.js";
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async function migrate(db, config) {
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const migrations = readMigrationFiles(config);
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const migrationsTable = config.migrationsTable ?? "__drizzle_migrations";
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const migrationTableCreate = sql`
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CREATE TABLE IF NOT EXISTS ${sql.identifier(migrationsTable)} (
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id SERIAL PRIMARY KEY,
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hash text NOT NULL,
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created_at numeric
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)
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`;
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await db.session.run(migrationTableCreate);
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const dbMigrations = await db.values(
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sql`SELECT id, hash, created_at FROM ${sql.identifier(migrationsTable)} ORDER BY created_at DESC LIMIT 1`
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);
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const lastDbMigration = dbMigrations[0] ?? void 0;
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const statementToBatch = [];
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for (const migration of migrations) {
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if (!lastDbMigration || Number(lastDbMigration[2]) < migration.folderMillis) {
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for (const stmt of migration.sql) {
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statementToBatch.push(db.run(sql.raw(stmt)));
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}
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statementToBatch.push(
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db.run(
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sql`INSERT INTO ${sql.identifier(migrationsTable)} ("hash", "created_at") VALUES(${sql.raw(`'${migration.hash}'`)}, ${sql.raw(`${migration.folderMillis}`)})`
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)
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);
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}
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}
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if (statementToBatch.length > 0) {
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await db.session.batch(statementToBatch);
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}
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}
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export {
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migrate
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};
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//# sourceMappingURL=migrator.js.map |