import { formatMigrationApplyReport } from "./migration-report.js";
import { discoverRepositoryMigrations } from "./migration-command-support.js";
import { reportMigrationCommandError } from "./migration-command-errors.js";
import { resolveExecutableDatabaseTransport } from "./database-transport-environment.js";
import { applyModuleMigrations, createPostgresMigrationDatabase } from "../migrations/index.js";

async function main(): Promise<void> {
  const aggregate = await discoverRepositoryMigrations();
  const databaseUrl = process.env.DATABASE_URL;
  // Resolved and asserted before any client exists: an unsafe production transport fails
  // here rather than after opening a connection.
  const transport =
    typeof databaseUrl === "string" ? resolveExecutableDatabaseTransport(databaseUrl) : undefined;
  const database = createPostgresMigrationDatabase(databaseUrl, {
    ...(transport === undefined ? {} : { transport }),
  });
  const result = await applyModuleMigrations({ aggregate, database });

  for (const line of formatMigrationApplyReport(result)) {
    console.log(line);
  }
}

main().catch((error: unknown) => {
  reportMigrationCommandError(error);
  process.exitCode = 1;
});