conversation: adds Equal()

model/conversation.go

@@ -24,7 +24,7 @@ func (c *Conversation) GetDisplayName() string {
 	return *c.DisplayName
 }
 
-func (c Conversation) MarshalZerologObject(e *zerolog.Event) {
+func (c *Conversation) MarshalZerologObject(e *zerolog.Event) {
 	e.Str("guid", c.Guid)
 	e.Time("date", c.Date)
 	e.Int("unreadCount", c.UnreadCount)
@@ -34,3 +34,39 @@ func (c Conversation) MarshalZerologObject(e *zerolog.Event) {
 		e.Str("displayName", *c.DisplayName)
 	}
 }
+
+func (c *Conversation) Equal(o *Conversation) bool {
+	if c.Guid != o.Guid {
+		return false
+	}
+
+	if !c.Date.Equal(o.Date) {
+		return false
+	}
+
+	if c.UnreadCount != o.UnreadCount {
+		return false
+	}
+
+	if c.LastMessagePreview != o.LastMessagePreview {
+		return false
+	}
+
+	if len(c.Participants) != len(o.Participants) {
+		return false
+	}
+
+	for i, p := range c.Participants {
+		if p != o.Participants[i] {
+			return false
+		}
+	}
+
+	if c.DisplayName != nil && o.DisplayName != nil {
+		if *c.DisplayName != *o.DisplayName {
+			return false
+		}
+	}
+
+	return true
+}