🎉 Allow syncing multiple accounts at once

- By defining multiple account keys in the .env, will fetch from all and upload to correct account
- If transaction id is 0, will not be marked as cleared
- Added accountKey to Transaction interface

httpRequests/sparebank1API.http

@@ -51,6 +51,8 @@ GET {{bankingBaseUrl}}/accounts
 Authorization: Bearer {{ACCESS_TOKEN}}
 
 ### Fetch all transactions of specific days (inclusive)
-GET {{bankingBaseUrl}}/transactions?accountKey={{brukskontoAccountKey}}&fromDate=2025-01-20&toDate=2025-01-22
+GET {{bankingBaseUrl}}/transactions?accountKey={{accountKey1}}&accountKey={{accountKey2}}&
+    fromDate=2025-01-20&
+    toDate=2025-01-24
 Authorization: Bearer {{ACCESS_TOKEN}}
 Accept: application/vnd.sparebank1.v1+json; charset=utf-8

src/actual.ts

@@ -12,13 +12,14 @@ import logger from "@/logger.ts"
 export interface Actual {
   importTransactions: (
     accountId: UUID,
-    transactions: ReadonlyArray<ActualTransaction>,
+    transactions: Iterable<ActualTransaction>,
   ) => Promise<ImportTransactionsResponse>
 
   shutdown: () => Promise<void>
 }
 
 export interface ActualTransaction extends TransactionEntity {
+  account: UUID
   payee_name?: string
 }
 
@@ -51,7 +52,7 @@ export class ActualImpl implements Actual {
 
   async importTransactions(
     accountId: UUID,
-    transactions: ReadonlyArray<ActualTransaction>,
+    transactions: Iterable<ActualTransaction>,
   ): Promise<ImportTransactionsResponse> {
     return actual.importTransactions(accountId, transactions)
   }

src/bank/sparebank1.ts

@@ -27,8 +27,12 @@ export type BookingStatus = "PENDING" | "BOOKED"
 export interface Transaction {
   id: string
   nonUniqueId: string
-  date: number // Unix time
-  amount: number // Amount in NOK
+  // The Id of the account
+  accountKey: string
+  // Unix time
+  date: number
+  // Amount in NOK
+  amount: number
   cleanedDescription: string
   remoteAccountName: string
   bookingStatus: BookingStatus

src/bank/sparebank1Api.ts

@@ -1,4 +1,4 @@
-import { BANK_OAUTH_CLIENT_ID, BANK_OAUTH_CLIENT_SECRET } from "../../config.ts"
+import { BANK_OAUTH_CLIENT_ID, BANK_OAUTH_CLIENT_SECRET } from "@/../config.ts"
 import type {
   OAuthTokenResponse,
   TransactionResponse,
@@ -6,6 +6,7 @@ import type {
 import logger from "@/logger.ts"
 import { type Dayjs } from "dayjs"
 import { toISODateString } from "@/date.ts"
+import * as querystring from "node:querystring"
 
 const baseUrl = "https://api.sparebank1.no"
 
@@ -13,13 +14,8 @@ type Success<T> = { status: "success"; data: T }
 type Failure<T> = { status: "failure"; data: T }
 type Result<OK, Err> = Success<OK> | Failure<Err>
 
-function success<T>(data: T): Success<T> {
-  return { status: "success", data: data }
-}
-
-function failure<T>(data: T): Failure<T> {
-  return { status: "failure", data: data }
-}
+const success = <T>(data: T): Success<T> => ({ status: "success", data: data })
+const failure = <T>(data: T): Failure<T> => ({ status: "failure", data: data })
 
 export async function transactions(
   accessToken: string,
@@ -29,16 +25,15 @@ export async function transactions(
     toDate: Dayjs
   },
 ): Promise<TransactionResponse> {
-  const queries = new URLSearchParams({
-    // TODO allow multiple accountKeys
-    accountKey: typeof accountKeys === "string" ? accountKeys : accountKeys[0],
+  const queryString = querystring.stringify({
+    accountKey: accountKeys,
     ...(timePeriod && {
       fromDate: toISODateString(timePeriod.fromDate),
       toDate: toISODateString(timePeriod.toDate),
     }),
   })
 
-  const url = `${baseUrl}/personal/banking/transactions?${queries}`
+  const url = `${baseUrl}/personal/banking/transactions?${queryString}`
   logger.debug(`Sending GET request to '${url}'`)
   const response = await fetch(url, {
     headers: {
@@ -58,7 +53,7 @@ export async function transactions(
 export async function refreshToken(
   refreshToken: string,
 ): Promise<Result<OAuthTokenResponse, string>> {
-  const queries = new URLSearchParams({
+  const queries = querystring.stringify({
     client_id: BANK_OAUTH_CLIENT_ID,
     client_secret: BANK_OAUTH_CLIENT_SECRET,
     refresh_token: refreshToken,

src/main.ts

@@ -7,7 +7,6 @@ import {
 } from "@/bank/sparebank1.ts"
 import { bankTransactionIntoActualTransaction } from "@/mappings.ts"
 import {
-  ACTUAL_ACCOUNT_IDS,
   ACTUAL_DATA_DIR,
   BANK_ACCOUNT_IDS,
   DB_DIRECTORY,
@@ -30,22 +29,23 @@ export async function daily(actual: Actual, bank: Bank): Promise<void> {
   const transactions = await fetchTransactionsFromPastDay(bank)
   logger.info(`Fetched ${transactions.length} transactions`)
 
-  // TODO multiple accounts
-  const accountId = ACTUAL_ACCOUNT_IDS[0] as UUID
   const actualTransactions = transactions.map((transaction) =>
     // TODO move to Bank interface?
-    bankTransactionIntoActualTransaction(transaction, accountId),
+    bankTransactionIntoActualTransaction(transaction),
   )
 
-  // TODO Import transactions into Actual
-  //  If multiple accounts, loop over them
-  //  Get account ID from mapper
-
-  const response = await actual.importTransactions(
-    accountId,
+  const transactionsGroup = Object.groupBy(
     actualTransactions,
+    (transaction) => transaction.account,
   )
-  logger.info(`ImportTransactionsResponse=${JSON.stringify(response)}`)
+
+  const response = await Promise.all(
+    Object.entries(transactionsGroup).map(([accountId, transactions]) =>
+      actual.importTransactions(accountId as UUID, transactions || []),
+    ),
+  )
+
+  logger.debug(response, "Finished importing transactions")
 }
 
 async function fetchTransactionsFromPastDay(

src/mappings.ts

@@ -3,27 +3,44 @@ import type { UUID } from "node:crypto"
 import dayjs from "dayjs"
 import { toISODateString } from "@/date.ts"
 import { type ActualTransaction } from "@/actual.ts"
+import { ACTUAL_ACCOUNT_IDS, BANK_ACCOUNT_IDS } from "../config.ts"
+import logger from "@/logger.ts"
 
 export function bankTransactionIntoActualTransaction(
   transaction: Transaction,
-  accountId: UUID,
 ): ActualTransaction {
   return {
     id: transaction.id,
     // Transactions with the same id will be ignored
     imported_id: transaction.nonUniqueId,
-    account: accountId,
+    account: getActualAccountId(transaction),
     // The value without decimals
-    amount: transaction.amount * 100,
+    amount: Math.floor(transaction.amount * 100),
     date: toISODateString(dayjs(transaction.date)),
     payee_name: transaction.cleanedDescription,
     // TODO if not cleared or nonUniqueId is 0, rerun later
-    cleared: transaction.bookingStatus === "BOOKED",
+    cleared: isCleared(transaction),
   }
 }
 
-// TODO take the account from the bank and match it to the actual account
-//  Use ENV
-export function bankAccountIntoActualAccount(account: string): string {
-  throw new Error("Not implemented")
+export function isCleared(transaction: Transaction): boolean {
+  const id = Number(transaction.nonUniqueId)
+  return transaction.bookingStatus === "BOOKED" && !Number.isNaN(id) && id > 0
+}
+
+function getActualAccountId(transcation: Transaction): UUID {
+  for (
+    let i = 0;
+    i < Math.min(ACTUAL_ACCOUNT_IDS.length, BANK_ACCOUNT_IDS.length);
+    i++
+  ) {
+    if (BANK_ACCOUNT_IDS[i] === transcation.accountKey) {
+      return ACTUAL_ACCOUNT_IDS[i] as UUID
+    }
+  }
+  const error = new Error(
+    "Failed to find ActualAccountId, length of BANK_ACCOUNT_IDS and ACTUAL_ACCOUNT_IDS must match",
+  )
+  logger.error(error)
+  throw error
 }