Added expiration to assignments

Author: sreece52

src/Helldivers-2-API/wwwroot/Helldivers-2-API.json

@@ -1517,6 +1517,11 @@
                 "$ref": "#/components/schemas/Reward2"
               }
             ]
+          },
+          "expiration": {
+            "type": "string",
+            "description": "The date when the assignment will expire.",
+            "format": "date-time"
           }
         }
       },

src/Helldivers-2-Core/Mapping/V1/AssignmentMapper.cs

@@ -44,14 +44,16 @@ private Assignment MapToV1(Dictionary<string, Models.ArrowHead.Assignment> trans
         var titles = translations.Select(assignment => new KeyValuePair<string, string>(assignment.Key, assignment.Value.Setting.OverrideTitle));
         var briefings = translations.Select(assignment => new KeyValuePair<string, string>(assignment.Key, assignment.Value.Setting.OverrideBrief));
         var descriptions = translations.Select(assignment => new KeyValuePair<string, string>(assignment.Key, assignment.Value.Setting.TaskDescription));
+        var expiration = translations.Select(assignment => DateTime.UtcNow.AddSeconds(assignment.Value.ExpiresIn)).FirstOrDefault();
 
         return new Assignment(
             Id: invariant.Id32,
             Title: LocalizedMessage.FromStrings(titles),
             Briefing: LocalizedMessage.FromStrings(briefings),
             Description: LocalizedMessage.FromStrings(descriptions),
             Tasks: invariant.Setting.Tasks.Select(MapToV1).ToList(),
-            Reward: MapToV1(invariant.Setting.Reward)
+            Reward: MapToV1(invariant.Setting.Reward),
+            Expiration: expiration
         );
     }
 

src/Helldivers-2-Models/V1/Assignment.cs

@@ -14,11 +14,13 @@ namespace Helldivers.Models.V1;
 /// <param name="Description">A very short summary of the description.</param>
 /// <param name="Tasks">A list of tasks that need to be completed for this assignment.</param>
 /// <param name="Reward">The reward for completing the assignment.</param>
+/// <param name="Expiration">The date when the assignment will expire.</param>
 public sealed record Assignment(
     long Id,
     LocalizedMessage Title,
     LocalizedMessage Briefing,
     LocalizedMessage Description,
     List<Task> Tasks,
-    Reward Reward
+    Reward Reward,
+    DateTime Expiration
 );