inital

FasdDesktopUi/Basics/Services/SupportCase/SupportCase.cs

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+using C4IT.FASD.Base;
+using FasdDesktopUi.Basics.Services.RelationService;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using static C4IT.Logging.cLogManager;
+
+namespace FasdDesktopUi.Basics.Services.SupportCase
+{
+    public class SupportCase : ISupportCase
+    {
+        private readonly Dictionary<enumFasdInformationClass, IList<cF4sdApiSearchResultRelation>> _caseRelations = new Dictionary<enumFasdInformationClass, IList<cF4sdApiSearchResultRelation>>();
+        //private readonly Lookup<IdentitySet, cF4SDHealthCardRawData.cHealthCardTable> _supportCaseDataCache;
+
+        internal readonly Guid Id;
+        private readonly IRelationService _relationService;
+        public cSupportCaseDataProvider SupportCaseDataProviderArtifact { get; }
+
+        internal SupportCase(Guid id, IRelationService relationService, cSupportCaseDataProvider supportCaseDataProvider)
+        {
+            Id = id;
+            _relationService = relationService;
+            SupportCaseDataProviderArtifact = supportCaseDataProvider;
+
+            AddCaseRelations(_relationService?.GetLoadedRelations());
+        }
+
+        ~SupportCase()
+        {
+            if (_relationService != null)
+                _relationService.RelationsFound -= HandleRelationsFound;
+        }
+
+        public void Initialize()
+        {
+            if (_relationService != null)
+                _relationService.RelationsFound += HandleRelationsFound;
+        }
+
+        public ILookup<enumFasdInformationClass, cF4sdApiSearchResultRelation> GetCaseRelations()
+        {
+            try
+            {
+                IEnumerable<(enumFasdInformationClass InformationClass, cF4sdApiSearchResultRelation Relation)> flatList
+                    = _caseRelations.SelectMany(i => i.Value.Select(v => (i.Key, v)));
+
+                return flatList.ToLookup(v => v.InformationClass, v => v.Relation);
+            }
+            catch (Exception ex)
+            {
+                LogException(ex);
+            }
+
+            return null;
+        }
+
+        public void AddCaseRelations(ILookup<enumFasdInformationClass, cF4sdApiSearchResultRelation> relations)
+        {
+            try
+            {
+                if (relations is null)
+                    return;
+
+                foreach (var relationType in relations)
+                {
+                    if (_caseRelations.TryGetValue(relationType.Key, out var caseRelation))
+                        caseRelation = caseRelation.Union(relationType, new SearchResultRelationEqualityComparer()).ToList();
+                    else
+                        _caseRelations.Add(relationType.Key, relationType.ToList());
+
+                    if (SupportCaseDataProviderArtifact?.CaseRelations?.TryGetValue(relationType.Key, out var caseRelations) ?? false)
+                        caseRelations = caseRelations.Union(relationType, new SearchResultRelationEqualityComparer()).ToList();
+                    else
+                        SupportCaseDataProviderArtifact?.CaseRelations?.Add(relationType.Key, relationType.ToList());
+                }
+
+                CaseRelationsAdded?.Invoke(this, new RelationEventArgs() { Relations = relations });
+            }
+            catch (Exception ex)
+            {
+                LogException(ex);
+            }
+        }
+
+        public void UpdateSupportCaseDataCache()
+        {
+            throw new NotImplementedException();
+        }
+
+        public IEnumerable<cF4SDHealthCardRawData.cHealthCardTable> GetSupportCaseHealthcardData(object identities, object valueAddress)
+        {
+            throw new NotImplementedException();
+        }
+
+        private void HandleRelationsFound(object sender, StagedSearchResultRelationsEventArgs e)
+        {
+            AddCaseRelations(e.StagedResultRelations.Relations);
+
+            if (e.StagedResultRelations.IsComplete)
+                _relationService.RelationsFound -= HandleRelationsFound;
+        }
+
+        private void AddCaseRelations(IEnumerable<cF4sdApiSearchResultRelation> relations)
+            => AddCaseRelations(relations?.ToLookup(r => cF4sdIdentityEntry.GetFromSearchResult(r.Type), r => r));
+
+        public event EventHandler<RelationEventArgs> CaseRelationsAdded;
+        public event EventHandler<object> SupportCaseDataCacheHasChanged; // Lookup for IdentitySet and tables which has been updated
+
+        private class SearchResultRelationEqualityComparer : IEqualityComparer<cF4sdApiSearchResultRelation>
+        {
+            public bool Equals(cF4sdApiSearchResultRelation x, cF4sdApiSearchResultRelation y)
+            {
+                return x.isEqual(y);
+            }
+
+            public int GetHashCode(cF4sdApiSearchResultRelation obj)
+            {
+                return obj.GetHashCode();
+            }
+        }
+    }
+}