完善首页权限申请流程与队列播报体验。

对齐 Android 无权限强制弹窗、角色下拉与申请页交互，补充 UIButton configuration 适配，并增强景区排队 TTS 与相关单元测试。

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan/Features/Home/ViewModels/PermissionApplyViewModel.swift

@@ -18,10 +18,16 @@ final class PermissionApplyViewModel {
     private(set) var isSubmitting = false
     private(set) var showRolePicker = false
     private(set) var showScenicPicker = false
+    private(set) var rolePermissionList: [RolePermissionResponse] = []
+    private(set) var scenicSearchQuery = ""
+    private(set) var pendingDeletion: PermissionDeletionTarget?
+    private(set) var showScenicListDialog = false
+    private(set) var dialogRoleName = ""
+    private(set) var dialogScenicList: [ScenicInfo] = []
 
     var onStateChange: (() -> Void)?
     var onShowMessage: ((String) -> Void)?
-    var onSubmitSuccess: ((String) -> Void)?
+    var onSubmitSuccess: (() -> Void)?
 
     private let appStore: AppStore
 
@@ -30,6 +36,18 @@ final class PermissionApplyViewModel {
         loadRolesFromLocal()
     }
 
+    /// 当前表单是否满足 Android 的提交条件。
+    var canSubmit: Bool {
+        selectedRoleId != nil && !selectedScenicIds.isEmpty && !isSubmitting
+    }
+
+    /// 按当前搜索词过滤景区，保持接口原始顺序。
+    var filteredScenics: [ScenicOption] {
+        let query = scenicSearchQuery.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !query.isEmpty else { return availableScenics }
+        return availableScenics.filter { $0.name.localizedCaseInsensitiveContains(query) }
+    }
+
     /// 从待审核数据预填表单（status=3 去编辑）。
     func initWithPendingData(_ pending: RoleApplyPendingResponse) {
         selectedRoleId = pending.roleId
@@ -45,7 +63,7 @@ final class PermissionApplyViewModel {
     }
 
     func loadRolesFromLocal() {
-        let rolePermissionList = appStore.permissions.rolePermissionList()
+        rolePermissionList = appStore.permissions.rolePermissionList()
         var seen = Set<Int>()
         availableRoles = rolePermissionList.compactMap { item in
             guard !seen.contains(item.role.id) else { return nil }
@@ -102,6 +120,7 @@ final class PermissionApplyViewModel {
     func loadAvailableScenics(api: HomeAPI?) async {
         guard let roleId = selectedRoleId else { return }
         guard let api else { return }
+        guard !isLoadingScenics else { return }
         isLoadingScenics = true
         notifyStateChange()
         do {
@@ -143,7 +162,37 @@ final class PermissionApplyViewModel {
         notifyStateChange()
     }
 
+    /// 更新景区下拉菜单的搜索词。
+    func updateScenicSearchQuery(_ query: String) {
+        scenicSearchQuery = query
+        notifyStateChange()
+    }
+
     func removeSelectedScenic(id: Int, name: String) {
+        pendingDeletion = .scenic(id: id, name: name)
+        notifyStateChange()
+    }
+
+    /// 确认删除当前待删除的角色或景区。
+    func confirmDeletion() {
+        guard let pendingDeletion else { return }
+        switch pendingDeletion {
+        case .role:
+            clearRoleSelectionImmediately()
+        case .scenic(let id, let name):
+            removeSelectedScenicImmediately(id: id, name: name)
+        }
+        self.pendingDeletion = nil
+        notifyStateChange()
+    }
+
+    /// 取消删除确认。
+    func cancelDeletion() {
+        pendingDeletion = nil
+        notifyStateChange()
+    }
+
+    private func removeSelectedScenicImmediately(id: Int, name: String) {
         selectedScenicIds.removeAll { $0 == id }
         selectedScenicNames.removeAll { $0 == name }
         availableScenics = availableScenics.map { item in
@@ -153,7 +202,6 @@ final class PermissionApplyViewModel {
             }
             return copy
         }
-        notifyStateChange()
     }
 
     /// 已有角色下已开通的景区列表。
@@ -164,6 +212,12 @@ final class PermissionApplyViewModel {
     }
 
     func clearRoleSelection() {
+        guard !selectedRoleName.isEmpty else { return }
+        pendingDeletion = .role(name: selectedRoleName)
+        notifyStateChange()
+    }
+
+    private func clearRoleSelectionImmediately() {
         selectedRoleId = nil
         selectedRoleName = ""
         selectedScenicIds = []
@@ -174,33 +228,42 @@ final class PermissionApplyViewModel {
             copy.isSelected = false
             return copy
         }
+    }
+
+    /// 展示已有角色下的全部景区。
+    func showScenicList(roleName: String, scenics: [ScenicInfo]) {
+        dialogRoleName = roleName
+        dialogScenicList = scenics
+        showScenicListDialog = true
+        notifyStateChange()
+    }
+
+    /// 关闭已有景区列表弹窗。
+    func hideScenicList() {
+        dialogRoleName = ""
+        dialogScenicList = []
+        showScenicListDialog = false
         notifyStateChange()
     }
 
     func submit(api: HomeAPI) async {
-        guard let roleId = selectedRoleId else {
-            onShowMessage?("请选择角色")
-            return
-        }
-        let newScenicIds = selectedScenicIds.filter { id in
-            !existingScenicIds(for: roleId).contains(id)
-        }
-        guard !newScenicIds.isEmpty else {
-            onShowMessage?("请至少选择一个景区")
+        guard canSubmit, let roleId = selectedRoleId else {
+            onShowMessage?("请选择景区和角色")
             return
         }
 
         isSubmitting = true
         notifyStateChange()
         do {
-            let result = try await api.submitRoleApply(scenicIds: newScenicIds, roleId: roleId)
-            onShowMessage?("提交成功")
-            onSubmitSuccess?(result.code)
+            try await api.submitRoleApply(scenicIds: selectedScenicIds, roleId: roleId)
+            isSubmitting = false
+            notifyStateChange()
+            onSubmitSuccess?()
         } catch {
             onShowMessage?("提交失败，请稍后重试")
+            isSubmitting = false
+            notifyStateChange()
         }
-        isSubmitting = false
-        notifyStateChange()
     }
 
     private func existingScenicIds(for roleId: Int) -> Set<Int> {