47 lines
1.2 KiB
Swift
47 lines
1.2 KiB
Swift
import Foundation
|
|
|
|
struct Conversation: Identifiable, Equatable {
|
|
let id: String
|
|
var name: String?
|
|
var members: [ConversationMember]
|
|
var createdBy: String?
|
|
var avatarFile: String?
|
|
var unreadCount: Int
|
|
var isFavorite: Bool
|
|
var lastMessageTime: Date?
|
|
|
|
var isGroup: Bool {
|
|
name != nil || members.count > 2
|
|
}
|
|
|
|
/// Display name: group name, or DM partner username
|
|
func displayName(currentUserId: String) -> String {
|
|
if let name = name, !name.isEmpty {
|
|
return name
|
|
}
|
|
// DM: show the other person's name
|
|
if let other = members.first(where: { $0.userId != currentUserId }) {
|
|
return other.username
|
|
}
|
|
return "Unknown"
|
|
}
|
|
|
|
/// DM partner user ID (nil for groups)
|
|
func dmPartnerId(currentUserId: String) -> String? {
|
|
guard !isGroup else { return nil }
|
|
return members.first(where: { $0.userId != currentUserId })?.userId
|
|
}
|
|
|
|
static func == (lhs: Conversation, rhs: Conversation) -> Bool {
|
|
lhs.id == rhs.id
|
|
}
|
|
}
|
|
|
|
struct ConversationMember: Identifiable, Equatable, Codable {
|
|
let userId: String
|
|
var username: String
|
|
var email: String
|
|
|
|
var id: String { userId }
|
|
}
|