增加历史token的删除逻辑

punchnet/App/AppContext.swift

@@ -201,6 +201,27 @@ class AppContext {
         return []
     }
 
+    func deleteCacheToken(_ token: String) throws {
+        let normalizedToken = token.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !normalizedToken.isEmpty else {
+            return
+        }
+
+        var items = self.loadCacheTokenHistory()
+        items.removeAll { $0.token == normalizedToken }
+        items = Array(items.prefix(maxCachedTokenCount))
+
+        let historyData = try JSONEncoder().encode(items)
+        try KeychainStore.shared.save(historyData, account: cachedTokenHistoryAccount)
+
+        if let firstToken = items.first?.token,
+           let data = firstToken.data(using: .utf8) {
+            try KeychainStore.shared.save(data, account: cachedTokenAccount)
+        } else {
+            try KeychainStore.shared.delete(account: cachedTokenAccount)
+        }
+    }
+
     private func saveCacheToken(_ token: String, networkName: String) throws {
         let normalizedToken = token.trimmingCharacters(in: .whitespacesAndNewlines)
         guard !normalizedToken.isEmpty else {

punchnet/Features/Auth/Views/LoginView.swift

@@ -299,6 +299,7 @@ struct LoginTokenView: View {
     private var tokenHistoryPopover: some View {
         VStack(alignment: .leading, spacing: 0) {
             ForEach(visibleTokenHistory, id: \.token) { item in
+                HStack(spacing: 4) {
                     Button(action: {
                         self.token = item.token
                         self.dismissTokenHistory()
@@ -316,10 +317,22 @@ struct LoginTokenView: View {
                             Spacer(minLength: 0)
                         }
                         .contentShape(Rectangle())
-                    .padding(.horizontal, 10)
+                        .padding(.leading, 10)
                         .padding(.vertical, 6)
                     }
                     .buttonStyle(.plain)
+
+                    Button(action: {
+                        self.deleteTokenHistoryItem(item)
+                    }) {
+                        Image(systemName: "trash")
+                            .font(.system(size: 11, weight: .medium))
+                            .foregroundColor(.secondary)
+                            .frame(width: 24, height: 24)
+                    }
+                    .buttonStyle(.plain)
+                }
+                .padding(.trailing, 6)
             }
         }
         .frame(width: 280)
@@ -341,6 +354,17 @@ struct LoginTokenView: View {
         self.showTokenHistory = wantsTokenHistory && !visibleTokenHistory.isEmpty
     }
 
+    private func deleteTokenHistoryItem(_ item: TokenHistoryItem) {
+        do {
+            try self.appContext.deleteCacheToken(item.token)
+            self.tokenHistory = self.appContext.loadCacheTokenHistory()
+            self.showTokenHistory = wantsTokenHistory && !visibleTokenHistory.isEmpty
+        } catch {
+            self.showAlert = true
+            self.errorMessage = error.localizedDescription
+        }
+    }
+
     private func tokenHistoryTitle(_ item: TokenHistoryItem) -> String {
         guard let networkName = item.networkName, !networkName.isEmpty else {
             return item.token