🔨 Run once, graceful shutdown, db filename in env

- Refactored toISODateString function
- Added Db filename to env
- Added getOrDefault function for fetching envs, replaced LOG_LEVEL with getOrDefault
- Added script to run job once then exit
- Catch SIGINT signal and do a graceful shutdown

src/date.ts

@@ -1,5 +1,3 @@
 import { type Dayjs } from "dayjs"
 
-export function toISODateString(day: Dayjs): string {
-  return `${day.year()}-${(day.month() + 1).toString().padStart(2, "0")}-${day.date().toString().padStart(2, "0")}`
-}
+export const toISODateString = (day: Dayjs): string => day.format("YYYY-MM-DD")

src/logger.ts

@@ -1,8 +1,9 @@
 import pino from "pino"
+import { LOG_LEVEL } from "../config.ts"
 
 /**
  * / Returns a logging instance with the default log-level "info"
  */
 export default pino({
-  level: process.env.LOG_LEVEL as string || "info",
+  level: LOG_LEVEL,
 })

src/main.ts

@@ -10,6 +10,7 @@ import {
   ACTUAL_ACCOUNT_IDS,
   ACTUAL_DATA_DIR,
   BANK_ACCOUNT_IDS,
+  DB_FILENAME,
 } from "../config.ts"
 import logger from "@/logger.ts"
 import type { UUID } from "node:crypto"
@@ -17,7 +18,6 @@ import { createDb } from "@/bank/db/queries.ts"
 import * as fs from "node:fs"
 
 // TODO Transports api for pino https://github.com/pinojs/pino/blob/HEAD/docs/transports.md
-// TODO create .cache if missing
 
 export async function daily(actual: Actual, bank: Bank): Promise<void> {
   // Fetch transactions from the bank
@@ -59,29 +59,40 @@ function createCacheDirIfMissing(): void {
   }
 }
 
-// TODO add a script to run an immediate job, without cron
-// TODO catch ^C to stop server
 async function main(): Promise<void> {
   logger.info("Starting application")
 
   createCacheDirIfMissing()
 
   const actual = await ActualImpl.init()
-  const databaseFileName = "default.sqlite" // TODO move name to env
+  const databaseFileName = `${DB_FILENAME}.sqlite`
   const db = createDb(databaseFileName)
   logger.info(`Started SQLlite database with filename="${databaseFileName}"`)
 
+  process.on("SIGINT", async () => {
+    logger.info("Caught interrupt signal")
+    await shutdown()
+  })
+
+  if (process.env.ONCE) {
+    await daily(actual, new Sparebank1Impl(db))
+    await shutdown()
+    return
+  }
+
   logger.info("Waiting for CRON job to start")
+  const cronJob = cronJobDaily(async () => {
+    logger.info("Running daily job")
+    await daily(actual, new Sparebank1Impl(db))
+    logger.info("Finished daily job")
+  })
 
-  // cronJobDaily(async () => {
-  logger.info("Running daily job")
-  await daily(actual, new Sparebank1Impl(db))
-  logger.info("Finished daily job")
-  // })
-
-  logger.info("Shutting down")
-  await actual.shutdown()
-  db.close()
+  async function shutdown(): Promise<void> {
+    logger.info("Shutting down")
+    await actual.shutdown()
+    db.close()
+    cronJob.stop()
+  }
 }
 
 void main()