import {
  AsyncLocalStorageOperationContextStore,
  AuditChangeModel,
  AuditEventModel,
  OperationAuditContextProvider,
  SequelizeAuditStore,
  SequelizeTransactionContext,
  auditModelInitializers,
  closeSequelize,
  createSequelize,
  initModules,
  registerModels,
} from "@erp/core/api";
import { Audit } from "@repo/rdx-audit";
import { configureLogger, setLoggerSingleton } from "@repo/rdx-logger";

import { loadWorkerConfig } from "./config/worker-config";
import { registerWorkerModules } from "./modules/register-modules";
import { registerJobs } from "./scheduler/register-jobs";
import { Scheduler } from "./scheduler/scheduler";

const logger = configureLogger("console", { service: "worker" });
setLoggerSingleton(logger);
const config = loadWorkerConfig(logger);
const operationContext = new AsyncLocalStorageOperationContextStore();
const transactionContext = new SequelizeTransactionContext();
let stopping: Promise<void> | null = null;

async function bootstrap(): Promise<void> {
  logger.info("Worker starting");
  const database = await createSequelize(config.database, logger);
  const audit = new Audit({
    source: { type: "application", id: "factuges-worker" },
    contextProvider: new OperationAuditContextProvider(operationContext),
    store: new SequelizeAuditStore(AuditEventModel, AuditChangeModel, transactionContext),
  });
  registerWorkerModules();
  registerModels(auditModelInitializers, "worker-infrastructure");
  const modulesRuntime = await initModules({
    config,
    database,
    logger,
    operationContext,
    transactionContext,
    audit,
    warmup: { timeoutMs: 10_000, strict: false },
    databaseSyncMode: "none",
    getService: () => {
      throw new Error("Services are available only in module scope.");
    },
  });
  const scheduler = new Scheduler(
    registerJobs({ config, logger, runtime: modulesRuntime }),
    logger
  );
  scheduler.start();
  logger.info("Worker started");
  const shutdown = async () => {
    if (stopping) {
      return stopping;
    }
    stopping = (async () => {
      logger.info("Worker stopping");
      await scheduler.stop();
      await closeSequelize(database, logger);
      logger.info("Worker stopped");
    })();
    return stopping;
  };
  process.on("SIGINT", () => {
    shutdown()
      .then(() => process.exit(0))
      .catch(() => process.exit(1));
  });
  process.on("SIGTERM", () => {
    shutdown()
      .then(() => process.exit(0))
      .catch(() => process.exit(1));
  });
}

bootstrap().catch((error) => {
  logger.error("Worker bootstrap failed", { error });
  process.exit(1);
});