Initial commit

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

@@ -0,0 +1,61 @@
+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
+};
+//# sourceMappingURL=migrator.js.map