WIP: Fix custom missions

backend/api/Services/MissionLoaders/EchoAndCustomMissionLoader.cs

@@ -0,0 +1,44 @@
+using System.Globalization;
+using System.Text.Json;
+using Api.Controllers.Models;
+using Api.Database.Models;
+using Api.Utilities;
+using Microsoft.Identity.Abstractions;
+namespace Api.Services.MissionLoaders
+{
+    public class EchoAndCustomMissionLoader(
+        IEchoService echoService,
+        ISourceService sourceService,
+        ILogger<EchoAndCustomMissionLoader> logger) : IMissionLoader
+    {
+        public async Task<IQueryable<MissionDefinition>> GetAvailableMissions(string? installationCode)
+        {
+            return await echoService.GetAvailableMissions(installationCode);
+        }
+
+        public async Task<MissionDefinition?> GetMissionById(string sourceMissionId)
+        {
+            //TODO:
+            // If source = custom
+            // getCustomMission
+            // Else:
+            return await echoService.GetMissionById(sourceMissionId);
+        }
+
+
+        public async Task<List<MissionTask>> GetTasksForMission(string missionSourceId)
+        {
+            //TODO:
+            // If source = custom
+            // getTasksForCustomMission
+            // Else:
+            return await sourceService.GetMissionTasksFromSourceId(missionSourceId);
+            return await echoService.GetTasksForMission(missionSourceId);
+        }
+
+        public async Task<List<PlantInfo>> GetPlantInfos()
+        {
+            return await echoService.GetPlantInfos();
+        }
+    }
+}

backend/api/Services/SourceService.cs

@@ -20,6 +20,8 @@ public interface ISourceService
 
         public abstract Task<Source> CreateSourceIfDoesNotExist(List<MissionTask> tasks, bool readOnly = true);
 
+        public abstract Task<List<MissionTask>?> GetMissionTasksFromSourceId(string id);
+
         public abstract Task<Source?> Delete(string id);
 
         public void DetachTracking(Source source);