add attachmentCount to ThreadSummary, paperclip badges in thread and item lists

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Apps/MagnumOpus/Views/ThreadListView.swift

@@ -305,6 +305,11 @@ struct ItemRow: View {
 							.lineLimit(1)
 					}
 				}
+				if msg.hasAttachments {
+					Image(systemName: "paperclip")
+						.font(.caption2)
+						.foregroundStyle(.secondary)
+				}
 
 			case .task(let task):
 				Image(systemName: task.status == .completed ? "checkmark.circle.fill" :
@@ -368,13 +373,23 @@ struct ThreadRow: View {
 					.foregroundStyle(.tertiary)
 					.lineLimit(1)
 			}
-			if thread.messageCount > 1 {
-				Text("\(thread.messageCount)")
+			HStack(spacing: 6) {
+				if thread.messageCount > 1 {
+					Text("\(thread.messageCount)")
+						.font(.caption2)
+						.foregroundStyle(.secondary)
+						.padding(.horizontal, 6)
+						.padding(.vertical, 1)
+						.background(.quaternary, in: Capsule())
+				}
+				if thread.attachmentCount > 0 {
+					HStack(spacing: 2) {
+						Image(systemName: "paperclip")
+						Text("\(thread.attachmentCount)")
+					}
 					.font(.caption2)
 					.foregroundStyle(.secondary)
-					.padding(.horizontal, 6)
-					.padding(.vertical, 1)
-					.background(.quaternary, in: Capsule())
+				}
 			}
 		}
 		.padding(.vertical, 2)

Packages/MagnumOpusCore/Sources/MailStore/Queries.swift

@@ -50,7 +50,8 @@ extension MailStore {
 				t.id, t.accountId, t.subject, t.lastDate, t.messageCount,
 				(SELECT COUNT(*) FROM threadMessage tm JOIN message m ON m.id = tm.messageId WHERE tm.threadId = t.id AND m.isRead = 0) as unreadCount,
 				(SELECT GROUP_CONCAT(DISTINCT m.fromName) FROM threadMessage tm JOIN message m ON m.id = tm.messageId WHERE tm.threadId = t.id AND m.fromName IS NOT NULL) as senders,
-				(SELECT m.snippet FROM threadMessage tm JOIN message m ON m.id = tm.messageId WHERE tm.threadId = t.id ORDER BY m.date DESC LIMIT 1) as snippet
+				(SELECT m.snippet FROM threadMessage tm JOIN message m ON m.id = tm.messageId WHERE tm.threadId = t.id ORDER BY m.date DESC LIMIT 1) as snippet,
+				(SELECT COUNT(*) FROM attachment a JOIN threadMessage tm ON tm.messageId = a.messageId WHERE tm.threadId = t.id) as attachmentCount
 			FROM thread t
 			WHERE t.accountId = ?
 			ORDER BY t.lastDate DESC
@@ -65,7 +66,8 @@ extension MailStore {
 				messageCount: row["messageCount"],
 				unreadCount: row["unreadCount"],
 				senders: row["senders"] ?? "",
-				snippet: row["snippet"]
+				snippet: row["snippet"],
+				attachmentCount: row["attachmentCount"]
 			)
 		}
 	}

Packages/MagnumOpusCore/Sources/Models/ThreadSummary.swift

@@ -9,10 +9,12 @@ public struct ThreadSummary: Sendable, Identifiable, Equatable {
 	public var unreadCount: Int
 	public var senders: String
 	public var snippet: String?
+	public var attachmentCount: Int
 
 	public init(
 		id: String, accountId: String, subject: String?, lastDate: Date,
-		messageCount: Int, unreadCount: Int, senders: String, snippet: String?
+		messageCount: Int, unreadCount: Int, senders: String, snippet: String?,
+		attachmentCount: Int = 0
 	) {
 		self.id = id
 		self.accountId = accountId
@@ -22,5 +24,6 @@ public struct ThreadSummary: Sendable, Identifiable, Equatable {
 		self.unreadCount = unreadCount
 		self.senders = senders
 		self.snippet = snippet
+		self.attachmentCount = attachmentCount
 	}
 }