dealplustech/dealplustech-astro/node_modules/drizzle-orm/durable-sqlite/migrator.js

import { sql } from "../sql/index.js";
function readMigrationFiles({ journal, migrations }) {
  const migrationQueries = [];
  for (const journalEntry of journal.entries) {
    const query = migrations[`m${journalEntry.idx.toString().padStart(4, "0")}`];
    if (!query) {
      throw new Error(`Missing migration: ${journalEntry.tag}`);
    }
    try {
      const result = query.split("--> statement-breakpoint").map((it) => {
        return it;
      });
      migrationQueries.push({
        sql: result,
        bps: journalEntry.breakpoints,
        folderMillis: journalEntry.when,
        hash: ""
      });
    } catch {
      throw new Error(`Failed to parse migration: ${journalEntry.tag}`);
    }
  }
  return migrationQueries;
}
async function migrate(db, config) {
  const migrations = readMigrationFiles(config);
  db.transaction((tx) => {
    try {
      const migrationsTable = "__drizzle_migrations";
      const migrationTableCreate = sql`
				CREATE TABLE IF NOT EXISTS ${sql.identifier(migrationsTable)} (
					id SERIAL PRIMARY KEY,
					hash text NOT NULL,
					created_at numeric
				)
			`;
      db.run(migrationTableCreate);
      const dbMigrations = db.values(
        sql`SELECT id, hash, created_at FROM ${sql.identifier(migrationsTable)} ORDER BY created_at DESC LIMIT 1`
      );
      const lastDbMigration = dbMigrations[0] ?? void 0;
      for (const migration of migrations) {
        if (!lastDbMigration || Number(lastDbMigration[2]) < migration.folderMillis) {
          for (const stmt of migration.sql) {
            db.run(sql.raw(stmt));
          }
          db.run(
            sql`INSERT INTO ${sql.identifier(migrationsTable)} ("hash", "created_at") VALUES(${migration.hash}, ${migration.folderMillis})`
          );
        }
      }
    } catch (error) {
      tx.rollback();
      throw error;
    }
  });
}
export {
  migrate
};
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