feat: add endpoint for schedule

Endpoint/Controllers/Configuration/SetupController.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Security.Cryptography;
+using Cronos;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Data.Sqlite;
@@ -17,6 +16,10 @@ using Npgsql;
 using StackExchange.Redis;
 using System;
 using System.Data;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Security.Cryptography;
+using System.Text.Json;
 
 namespace Mirea.Api.Endpoint.Controllers.Configuration;
 
@@ -240,6 +243,27 @@ public class SetupController(ISetupToken setupToken, IMaintenanceModeNotConfigur
 
         return true;
     }
+
+    [HttpPost("SetSchedule")]
+    [TokenAuthentication]
+    [BadRequestResponse]
+    public ActionResult<bool> SetSchedule([FromBody] ScheduleConfigurationRequest request)
+    {
+        var general = GeneralConfig;
+        general.ScheduleSettings = new ScheduleSettings
+        {
+            // every 6 hours
+            CronUpdateSchedule = request.CronUpdateSchedule ?? "0 */6 * * *",
+            StartTerm = request.StartTerm,
+            PairPeriod = request.PairPeriod.ConvertFromDto()
+        };
+
+        if (!CronExpression.TryParse(general.ScheduleSettings.CronUpdateSchedule, CronFormat.Standard, out _))
+            throw new ControllerArgumentException("The Cron task could not be parsed. Check the format of the entered data.");
+
+        GeneralConfig = general;
+
+        return true;
     }