From 988f68191bbd93ce225205ae2a0ebcdf9df45655 Mon Sep 17 00:00:00 2001
From: Jake Mannens <jake@asger.xyz>
Date: Tue, 5 Sep 2023 01:01:24 +1000
Subject: Tag names and aliases are now verified to be unique

---
 Exception.cs | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

(limited to 'Exception.cs')

diff --git a/Exception.cs b/Exception.cs
index 2005b1a..1e070eb 100644
--- a/Exception.cs
+++ b/Exception.cs
@@ -10,14 +10,44 @@ public class HBException : Exception {
 }
 
 public class ObjectNotFoundException : HBException {
-    public Guid Guid { get; set; }
+    public Guid Guid { get; private init; }
 
     public ObjectNotFoundException(Guid guid)
         : base($"Object not found: {guid}") {}
 }
 
+public class TagException : HBException {
+    public TagDefinition? TagDefinition { get; private init; }
+
+    public TagException(string message) : base(message) {}
+    public TagException(string message, TagDefinition tagDefinition)
+        : base(message) =>
+            TagDefinition = tagDefinition;
+}
+
+public class TagDuplicateException : TagException {
+    public bool NameExists { get; private init; }
+    public bool AliasExists { get; private init; }
+
+    public TagDuplicateException(bool nameExists, bool aliasExists)
+        : base(GenerateMessage(nameExists, aliasExists)) {
+
+        NameExists  = nameExists;
+        AliasExists = aliasExists;
+    }
+
+    private static string GenerateMessage(bool nameExists, bool aliasExists) {
+        if(nameExists && aliasExists)
+            return $"Both tag name and alias already exist!";
+        else if(nameExists)
+            return $"Tag name already exists!";
+        else
+            return $"Tag alias already exists";
+    }
+}
+
 public class MediaException : HBException {
-    public Media? Media { get; set; }
+    public Media? Media { get; private init; }
 
     public MediaException(string message) : base(message) {}
     public MediaException(string message, Media media) : base(message) =>
-- 
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