refactor: reorganize Application layer into folder structure

src/GreenHome.Application/Interfaces/IAIQueryService.cs

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+using GreenHome.Domain;
+
+namespace GreenHome.Application;
+
+/// <summary>
+/// Service for managing AI queries and their history
+/// </summary>
+public interface IAIQueryService
+{
+    /// <summary>
+    /// Saves an AI query to the database
+    /// </summary>
+    Task<AIQuery> SaveQueryAsync(AIQuery query, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Gets AI query history for a specific device
+    /// </summary>
+    Task<List<AIQuery>> GetDeviceQueriesAsync(int deviceId, int take = 50, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Gets AI query history for a specific user
+    /// </summary>
+    Task<List<AIQuery>> GetUserQueriesAsync(int userId, int take = 50, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Gets total token usage for a device
+    /// </summary>
+    Task<int> GetDeviceTotalTokensAsync(int deviceId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Gets total token usage for a user
+    /// </summary>
+    Task<int> GetUserTotalTokensAsync(int userId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Gets AI query statistics (totals, averages, today's usage)
+    /// </summary>
+    Task<AIQueryStats> GetStatsAsync(CancellationToken cancellationToken = default);
+}

src/GreenHome.Application/Interfaces/IAlertConditionService.cs

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+namespace GreenHome.Application;
+
+public interface IAlertConditionService
+{
+    Task<IReadOnlyList<AlertConditionDto>> GetByDeviceIdAsync(int deviceId, CancellationToken cancellationToken);
+    Task<AlertConditionDto?> GetByIdAsync(int id, CancellationToken cancellationToken);
+    Task<int> CreateAsync(CreateAlertConditionRequest request, CancellationToken cancellationToken);
+    Task UpdateAsync(UpdateAlertConditionRequest request, CancellationToken cancellationToken);
+    Task DeleteAsync(int id, CancellationToken cancellationToken);
+    Task<bool> ToggleEnabledAsync(int id, bool isEnabled, CancellationToken cancellationToken);
+    
+    /// <summary>
+    /// دریافت شرایط هشدار رله‌ای (notificationType > 0) برای یک دستگاه
+    /// </summary>
+    Task<IReadOnlyList<RelayConditionDto>> GetRelayConditionsAsync(int deviceId, CancellationToken cancellationToken);
+    
+    /// <summary>
+    /// دریافت شرایط هشدار رله‌ای که بعد از تاریخ مشخصی به‌روزرسانی شده‌اند
+    /// اگر هیچ رکوردی به‌روزرسانی نشده باشد، لیست خالی برمی‌گرداند
+    /// </summary>
+    Task<IReadOnlyList<RelayConditionDto>> GetUpdatedRelayConditionsAsync(int deviceId, DateTime? lastUpdateDate, CancellationToken cancellationToken);
+
+    Task<bool> HasUpdatedConditionsAsync(int deviceId, DateTime? lastUpdateDate, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IAlertLogService.cs

@@ -0,0 +1,8 @@
+namespace GreenHome.Application;
+
+public interface IAlertLogService
+{
+    Task<PagedResult<AlertLogDto>> GetAlertLogsAsync(AlertLogFilter filter, CancellationToken cancellationToken);
+    Task<AlertLogDto?> GetAlertLogByIdAsync(int id, CancellationToken cancellationToken);
+    Task<int> CreateAlertLogAsync(AlertLogDto dto, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IAlertService.cs

@@ -0,0 +1,7 @@
+namespace GreenHome.Application;
+
+public interface IAlertService
+{
+    Task<AlertCheckResult?> CheckAndSendAlertsAsync(int deviceId, TelemetryDto telemetry, CancellationToken cancellationToken);
+    Task SendPowerOutageAlertAsync(int deviceId, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IAuthService.cs

@@ -0,0 +1,8 @@
+namespace GreenHome.Application;
+
+public interface IAuthService
+{
+    Task<SendCodeResponse> SendVerificationCodeAsync(SendCodeRequest request, CancellationToken cancellationToken);
+    Task<VerifyCodeResponse> VerifyCodeAsync(VerifyCodeRequest request, CancellationToken cancellationToken);
+    Task<bool> CanResendCodeAsync(string mobile, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IChecklistService.cs

@@ -0,0 +1,11 @@
+namespace GreenHome.Application;
+
+public interface IChecklistService
+{
+    Task<ChecklistDto?> GetActiveChecklistByDeviceIdAsync(int deviceId, CancellationToken cancellationToken);
+    Task<List<ChecklistDto>> GetChecklistsByDeviceIdAsync(int deviceId, CancellationToken cancellationToken);
+    Task<ChecklistDto?> GetChecklistByIdAsync(int id, CancellationToken cancellationToken);
+    Task<int> CreateChecklistAsync(CreateChecklistRequest request, CancellationToken cancellationToken);
+    Task<List<ChecklistCompletionDto>> GetCompletionsByChecklistIdAsync(int checklistId, CancellationToken cancellationToken);
+    Task<int> CompleteChecklistAsync(CompleteChecklistRequest request, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IDailyReportService.cs

@@ -0,0 +1,16 @@
+namespace GreenHome.Application;
+
+public interface IDailyReportService
+{
+    /// <summary>
+    /// Gets or generates a daily analysis report for a device on a specific date
+    /// </summary>
+    /// <param name="request">Request containing device ID and Persian date</param>
+    /// <param name="cancellationToken">Cancellation token</param>
+    /// <returns>Daily report with AI analysis</returns>
+    Task<DailyReportResponse> GetOrCreateDailyReportAsync(DailyReportRequest request, CancellationToken cancellationToken);
+    
+    Task<DailyReportResponse> GetWeeklyAnalysisAsync(WeeklyAnalysisRequest request, CancellationToken cancellationToken);
+    
+    Task<DailyReportResponse> GetMonthlyAnalysisAsync(MonthlyAnalysisRequest request, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IDevicePostService.cs

@@ -0,0 +1,13 @@
+namespace GreenHome.Application;
+
+public interface IDevicePostService
+{
+    Task<PagedResult<DevicePostDto>> GetPostsAsync(DevicePostFilter filter, CancellationToken cancellationToken);
+    Task<DevicePostDto?> GetPostByIdAsync(int id, CancellationToken cancellationToken);
+    Task<int> CreatePostAsync(CreateDevicePostRequest request, CancellationToken cancellationToken);
+    Task UpdatePostAsync(UpdateDevicePostRequest request, CancellationToken cancellationToken);
+    Task DeletePostAsync(int id, CancellationToken cancellationToken);
+    Task<int> AddImageToPostAsync(int postId, string fileName, string filePath, string contentType, long fileSize, CancellationToken cancellationToken);
+    Task DeleteImageAsync(int imageId, CancellationToken cancellationToken);
+    Task<bool> CanUserAccessDeviceAsync(int userId, int deviceId, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IDeviceService.cs

@@ -0,0 +1,10 @@
+namespace GreenHome.Application;
+
+public interface IDeviceService
+{
+    Task<int> AddDeviceAsync(DeviceDto dto, CancellationToken cancellationToken);
+    Task<IReadOnlyList<DeviceDto>> ListAsync(CancellationToken cancellationToken);
+    Task<DeviceDto> GetDeviceId(string deviceName, CancellationToken cancellationToken);
+    Task<IReadOnlyList<DeviceDto>> GetUserDevicesAsync(int userId, CancellationToken cancellationToken);
+    Task<PagedResult<DeviceDto>> GetDevicesAsync(DeviceFilter filter, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IDeviceSettingsService.cs

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+namespace GreenHome.Application;
+
+public interface IDeviceSettingsService
+{
+    Task<DeviceSettingsDto?> GetByDeviceIdAsync(int deviceId, CancellationToken cancellationToken);
+    Task<int> CreateAsync(DeviceSettingsDto dto, CancellationToken cancellationToken);
+    Task UpdateAsync(DeviceSettingsDto dto, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IDeviceTokenService.cs

@@ -0,0 +1,22 @@
+namespace GreenHome.Application;
+
+/// <summary>
+/// سرویس مدیریت توکن و تنظیمات دستگاه
+/// </summary>
+public interface IDeviceTokenService
+{
+    /// <summary>
+    /// دریافت فاصله زمانی آپلود بر اساس شماره تلفن یا شناسه دستگاه
+    /// </summary>
+    Task<GetUploadIntervalResponse> GetUploadIntervalAsync(GetUploadIntervalRequest request, CancellationToken cancellationToken);
+    
+    /// <summary>
+    /// درخواست توکن دستگاه (تولید و ارسال کد)
+    /// </summary>
+    Task<RequestDeviceTokenResponse> RequestDeviceTokenAsync(RequestDeviceTokenRequest request, CancellationToken cancellationToken);
+    
+    /// <summary>
+    /// تایید توکن دستگاه (ارسال تنظیمات)
+    /// </summary>
+    Task<VerifyDeviceTokenResponse> VerifyDeviceTokenAsync(VerifyDeviceTokenRequest request, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IMonthlyReportService.cs

@@ -0,0 +1,6 @@
+namespace GreenHome.Application;
+
+public interface IMonthlyReportService
+{
+    Task<MonthlyReportDto> GetMonthlyReportAsync(int deviceId, int year, int month, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IPowerOutageLogService.cs

@@ -0,0 +1,23 @@
+namespace GreenHome.Application;
+
+/// <summary>
+/// سرویس لاگ قطع و وصل برق دستگاه
+/// </summary>
+public interface IPowerOutageLogService
+{
+    /// <summary>
+    /// ثبت یک رویداد قطع یا وصل برق
+    /// </summary>
+    Task LogPowerChangeAsync(int deviceId, byte previousPower, byte currentPower, DateTime timestampUtc, CancellationToken cancellationToken);
+
+    /// <summary>
+    /// دریافت لیست رویدادهای برق یک دستگاه
+    /// </summary>
+    Task<PagedResult<PowerOutageLogDto>> ListAsync(int deviceId, PowerOutageFilter filter, CancellationToken cancellationToken);
+
+    /// <summary>
+    /// مهاجرت داده‌های قدیمی از جدول Telemetry به PowerOutageLogs
+    /// تشخیص تغییرات Power در رکوردهای متوالی هر دستگاه
+    /// </summary>
+    Task<int> MigrateFromTelemetryAsync(int? deviceId, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/ISunCalculatorService.cs

@@ -0,0 +1,13 @@
+namespace GreenHome.Application;
+
+public interface ISunCalculatorService
+{
+    /// <summary>
+    /// بررسی می‌کند که آیا زمان داده شده در روز است یا شب
+    /// </summary>
+    /// <param name="dateTime">زمان UTC</param>
+    /// <param name="latitude">عرض جغرافیایی</param>
+    /// <param name="longitude">طول جغرافیایی</param>
+    /// <returns>true اگر روز باشد، false اگر شب باشد</returns>
+    bool IsDaytime(DateTime dateTime, decimal latitude, decimal longitude);
+}

src/GreenHome.Application/Interfaces/ITelemetryService.cs

@@ -0,0 +1,10 @@
+namespace GreenHome.Application;
+
+public interface ITelemetryService
+{
+    Task<int> AddAsync(TelemetryDto dto, CancellationToken cancellationToken);
+    Task<PagedResult<TelemetryDto>> ListAsync(TelemetryFilter filter, CancellationToken cancellationToken);
+    Task<TelemetryMinMax> GetMinMaxAsync(int deviceId, DateTime? startUtc, DateTime? endUtc, CancellationToken cancellationToken);
+    Task<IReadOnlyList<DayCount>> GetMonthDaysAsync(int deviceId, int persianYear, int persianMonth, CancellationToken cancellationToken);
+    Task<IReadOnlyList<int>> GetActiveMonthsAsync(int deviceId, int persianYear, CancellationToken cancellationToken);
+}

src/GreenHome.Application/Interfaces/IUserDailyReportService.cs

@@ -0,0 +1,12 @@
+namespace GreenHome.Application;
+
+public interface IUserDailyReportService
+{
+    Task<PagedResult<UserDailyReportDto>> GetReportsAsync(UserDailyReportFilter filter, CancellationToken cancellationToken);
+    Task<UserDailyReportDto?> GetReportByIdAsync(int id, CancellationToken cancellationToken);
+    Task<int> CreateReportAsync(CreateUserDailyReportRequest request, CancellationToken cancellationToken);
+    Task UpdateReportAsync(UpdateUserDailyReportRequest request, CancellationToken cancellationToken);
+    Task DeleteReportAsync(int id, CancellationToken cancellationToken);
+    Task<int> AddImageToReportAsync(int reportId, string fileName, string filePath, string contentType, long fileSize, string? description, CancellationToken cancellationToken);
+    Task DeleteImageAsync(int imageId, CancellationToken cancellationToken);
+}