Allow multiple fixed designs for a single character to be active, and check jobs. Use the job-group with fewer entries if they are overlapping, and the first added if they have the same number of entries.

Glamourer.GameData/JobGroup.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Diagnostics;
+using System.Linq;
+using Lumina.Excel;
+using Lumina.Excel.GeneratedSheets;
+
+namespace Glamourer
+{
+    public readonly struct JobGroup
+    {
+        public readonly  string Name;
+        private readonly ulong  _flags;
+        public readonly  int    Count;
+        public readonly  uint   Id;
+
+        public JobGroup(ClassJobCategory group, ExcelSheet<ClassJob> jobs)
+        {
+            Count  = 0;
+            _flags = 0ul;
+            Id     = group.RowId;
+            Name   = group.Name.ToString();
+
+            Debug.Assert(jobs.RowCount < 64);
+            foreach (var job in jobs)
+            {
+                var abbr = job.Abbreviation.ToString();
+                if (!abbr.Any())
+                    continue;
+
+                var prop = group.GetType().GetProperty(abbr);
+                Debug.Assert(prop != null);
+
+                if (!(bool) prop.GetValue(group)!)
+                    continue;
+
+                ++Count;
+                _flags |= 1ul << (int) job.RowId;
+            }
+        }
+
+        public bool Fits(Job job)
+            => Fits(job.Id);
+
+        public bool Fits(uint jobId)
+        {
+            var flag = 1ul << (int)jobId;
+            return (flag & _flags) != 0;
+        }
+    }
+}