refactor: save current workspace state including FinlyticAnalyzer fixes, FinlyticApp trade route alignment, and DTO audit documentation

FinlyticCore/Dtos/CalendarEventResponseDto.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Text.Json.Serialization;
+
+namespace FinlyticCore.Dtos;
+
+/// <summary>
+/// Response DTO for corporate calendar events (AOT-compliant).
+/// </summary>
+public record CalendarEventResponseDto(
+    [property: JsonPropertyName("id")] string Id,
+    [property: JsonPropertyName("symbol")] string Symbol,
+    [property: JsonPropertyName("companyName")] string CompanyName,
+    [property: JsonPropertyName("eventType")] string EventType,
+    [property: JsonPropertyName("eventDate")] DateTime EventDate,
+    [property: JsonPropertyName("date")] string Date,
+    [property: JsonPropertyName("isin")] string Isin,
+    [property: JsonPropertyName("ticker")] string Ticker,
+    [property: JsonPropertyName("description")] string Description,
+    [property: JsonPropertyName("details")] string Details,
+    [property: JsonPropertyName("image")] string Image
+);

FinlyticCore/Dtos/MqttRequestDtos.cs

@@ -13,39 +13,40 @@ public record LimitRequest(
 /// Generic request payload for paginated queries with optional ISIN filter.
 /// </summary>
 public record PaginatedRequest(
-    [property: JsonPropertyName("limit")]  int    Limit,
-    [property: JsonPropertyName("offset")] int    Offset,
-    [property: JsonPropertyName("isin")]   string? Isin = null
+    [property: JsonPropertyName("limit")] int Limit,
+    [property: JsonPropertyName("offset")] int Offset,
+    [property: JsonPropertyName("isin")] string? Isin = null
 );
 
 /// <summary>
 /// Request payload for daily-news queries with optional filters.
 /// </summary>
 public record DailyNewsRequest(
-    [property: JsonPropertyName("limit")]        int     Limit,
-    [property: JsonPropertyName("offset")]       int     Offset,
-    [property: JsonPropertyName("isin")]         string? Isin         = null,
-    [property: JsonPropertyName("date")]         string? Date         = null,
-    [property: JsonPropertyName("status")]       string? Status       = null,
-    [property: JsonPropertyName("query")]        string? Query        = null,
-    [property: JsonPropertyName("hasSentiment")] bool?   HasSentiment = null
+    [property: JsonPropertyName("limit")] int Limit,
+    [property: JsonPropertyName("offset")] int Offset,
+    [property: JsonPropertyName("isin")] string? Isin = null,
+    [property: JsonPropertyName("date")] DateTime? Date = null,
+    [property: JsonPropertyName("status")] string? Status = null,
+    [property: JsonPropertyName("query")] string? Query = null,
+    [property: JsonPropertyName("hasSentiment")]
+    bool? HasSentiment = null
 );
 
-
 /// <summary>
 /// Request payload for fetching fundamentals or technical-analysis data by ISIN.
 /// </summary>
 public record IsinRequest(
-    [property: JsonPropertyName("isin")]          string Isin,
-    [property: JsonPropertyName("ticker")]        string? Ticker = "",
-    [property: JsonPropertyName("forceRefresh")]  bool   ForceRefresh = false
+    [property: JsonPropertyName("isin")] string Isin,
+    [property: JsonPropertyName("ticker")] string? Ticker = "",
+    [property: JsonPropertyName("forceRefresh")]
+    bool ForceRefresh = false
 );
 
 /// <summary>
 /// Request payload for fetching trades filtered by ISIN and/or status.
 /// </summary>
 public record GetTradesRequest(
-    [property: JsonPropertyName("isin")]   string? Isin   = null,
+    [property: JsonPropertyName("isin")] string? Isin = null,
     [property: JsonPropertyName("status")] string? Status = null,
     [property: JsonPropertyName("userId")] string? UserId = null
 );
@@ -54,17 +55,20 @@ public record GetTradesRequest(
 /// Request payload for fetching sentiment by article ID.
 /// </summary>
 public record ArticleRequest(
-    [property: JsonPropertyName("articleId")] string ArticleId,
-    [property: JsonPropertyName("id")]        string? Id = null
+    [property: JsonPropertyName("articleId")]
+    string ArticleId,
+    [property: JsonPropertyName("id")] string? Id = null
 );
 
 /// <summary>
 /// Request payload for triggering a manual sentiment analysis for an article or ISIN.
 /// </summary>
 public record AnalyzeSentimentRequest(
-    [property: JsonPropertyName("articleId")]   string? ArticleId = null,
-    [property: JsonPropertyName("isin")]        string? Isin = null,
-    [property: JsonPropertyName("forceReload")] bool ForceReload = false
+    [property: JsonPropertyName("articleId")]
+    string? ArticleId = null,
+    [property: JsonPropertyName("isin")] string? Isin = null,
+    [property: JsonPropertyName("forceReload")]
+    bool ForceReload = false
 );
 
 /// <summary>
@@ -72,6 +76,14 @@ public record AnalyzeSentimentRequest(
 /// </summary>
 public record EmptyRequest;
 
+/// <summary>
+/// Request payload for paginated/monthly calendar queries.
+/// </summary>
+public record GetEventsByMonthRequest(
+    [property: JsonPropertyName("year")] int Year,
+    [property: JsonPropertyName("month")] int Month
+);
+
 /// <summary>
 /// Request payload for triggering a manual AI analysis.
 /// </summary>
@@ -79,28 +91,40 @@ public record ManualAnalysisRpcRequest(
     [property: JsonPropertyName("isin")] string Isin,
     [property: JsonPropertyName("symbol")] string Symbol,
     [property: JsonPropertyName("sector")] string Sector,
-    [property: JsonPropertyName("headline")] string Headline,
-    [property: JsonPropertyName("currentPrice")] decimal CurrentPrice,
-    [property: JsonPropertyName("riskScore")] int RiskScore,
-    [property: JsonPropertyName("minTimeframeValue")] int MinTimeframeValue,
-    [property: JsonPropertyName("maxTimeframeValue")] int MaxTimeframeValue,
-    [property: JsonPropertyName("timeframeUnit")] string TimeframeUnit,
-    [property: JsonPropertyName("instrumentType")] string InstrumentType,
-    [property: JsonPropertyName("userNotes")] string UserNotes,
+    [property: JsonPropertyName("headline")]
+    string Headline,
+    [property: JsonPropertyName("currentPrice")]
+    decimal CurrentPrice,
+    [property: JsonPropertyName("riskScore")]
+    int RiskScore,
+    [property: JsonPropertyName("minTimeframeValue")]
+    int MinTimeframeValue,
+    [property: JsonPropertyName("maxTimeframeValue")]
+    int MaxTimeframeValue,
+    [property: JsonPropertyName("timeframeUnit")]
+    string TimeframeUnit,
+    [property: JsonPropertyName("instrumentType")]
+    string InstrumentType,
+    [property: JsonPropertyName("userNotes")]
+    string UserNotes,
     [property: JsonPropertyName("taData")] FinlyticCore.Dtos.TechnicalAnalysis.TechnicalAnalysisDto? TaData,
-    [property: JsonPropertyName("fundamentalsData")] FinlyticCore.Dtos.Fundamentals.AssetFundamentalsDto? FundamentalsData,
-    [property: JsonPropertyName("sentimentData")] FinlyticCore.Dtos.Sentiment.IsinSentimentSummaryDto? SentimentData
+    [property: JsonPropertyName("fundamentalsData")]
+    FinlyticCore.Dtos.Fundamentals.AssetFundamentalsDto? FundamentalsData,
+    [property: JsonPropertyName("sentimentData")]
+    FinlyticCore.Dtos.Sentiment.IsinSentimentSummaryDto? SentimentData
 );
 
-
 /// <summary>
 /// Response payload returned by microservice health pings over MQTT.
 /// </summary>
 public record ServiceHealthResponse(
-    [property: JsonPropertyName("serviceName")] string ServiceName,
+    [property: JsonPropertyName("serviceName")]
+    string ServiceName,
     [property: JsonPropertyName("status")] string Status,
-    [property: JsonPropertyName("timestamp")] DateTime Timestamp,
-    [property: JsonPropertyName("dbStatus")] string DbStatus
+    [property: JsonPropertyName("timestamp")]
+    DateTime Timestamp,
+    [property: JsonPropertyName("dbStatus")]
+    string DbStatus
 );
 
 /// <summary>
@@ -109,7 +133,8 @@ public record ServiceHealthResponse(
 public record FetchLogoResponse(
     [property: JsonPropertyName("isin")] string? Isin,
     [property: JsonPropertyName("path")] string? Path,
-    [property: JsonPropertyName("success")] bool Success
+    [property: JsonPropertyName("success")]
+    bool Success
 );
 
 /// <summary>
@@ -117,9 +142,12 @@ public record FetchLogoResponse(
 /// Replaces the anonymous type to be compatible with AOT/source-gen JSON serialization.
 /// </summary>
 public record ServiceConfigUpdatePayload(
-    [property: JsonPropertyName("serviceName")]  string                      ServiceName,
-    [property: JsonPropertyName("timestamp")]    DateTime                    Timestamp,
-    [property: JsonPropertyName("settings")]     Dictionary<string, string>  Settings
+    [property: JsonPropertyName("serviceName")]
+    string ServiceName,
+    [property: JsonPropertyName("timestamp")]
+    DateTime Timestamp,
+    [property: JsonPropertyName("settings")]
+    Dictionary<string, string> Settings
 );
 
 /// <summary>
@@ -127,4 +155,4 @@ public record ServiceConfigUpdatePayload(
 /// </summary>
 public record TickMessageDto(
     [property: JsonPropertyName("price")] decimal Price
-);
+);

FinlyticCore/Models/Auth/AuthResponseDto.cs

@@ -10,6 +10,7 @@ public class AuthResponseDto
     public string Email { get; set; } = string.Empty;
     public string FullName { get; set; } = string.Empty;
     public string Role { get; set; } = "User";
+    public string ThemePreference { get; set; } = "dark_classic";
     public List<string> FcmTokens { get; set; } = new();
     public DateTime ExpiresAt { get; set; }
     public bool RequiresPasswordChange { get; set; }

FinlyticCore/Models/Auth/UserDto.cs

@@ -10,6 +10,7 @@ public class UserDto
     public string FullName { get; set; } = string.Empty;
     public string Role { get; set; } = "User";
     public bool IsActive { get; set; } = true;
+    public string ThemePreference { get; set; } = "dark_classic";
     public List<string> FcmTokens { get; set; } = new();
     public DateTime CreatedAt { get; set; }
     public DateTime? LastLoginAt { get; set; }

FinlyticCore/Util/FinlyticJsonSerializerContext.cs

@@ -43,6 +43,8 @@ namespace FinlyticCore.Util;
 [JsonSerializable(typeof(List<AssetFundamentalsDto>))]
 [JsonSerializable(typeof(CorporateEventDto))]
 [JsonSerializable(typeof(List<CorporateEventDto>))]
+[JsonSerializable(typeof(CalendarEventResponseDto))]
+[JsonSerializable(typeof(List<CalendarEventResponseDto>))]
 [JsonSerializable(typeof(IsinSentimentSummaryDto))]
 [JsonSerializable(typeof(IsinAnalysisEntry))]
 [JsonSerializable(typeof(SectorSentimentSummaryDto))]
@@ -72,6 +74,7 @@ namespace FinlyticCore.Util;
 [JsonSerializable(typeof(ArticleRequest))]
 [JsonSerializable(typeof(AnalyzeSentimentRequest))]
 [JsonSerializable(typeof(EmptyRequest))]
+[JsonSerializable(typeof(GetEventsByMonthRequest))]
 [JsonSerializable(typeof(ManualAnalysisRpcRequest))]
 
 [JsonSerializable(typeof(ServiceHealthResponse))]

FinlyticCore/Util/ManagedMqttClient.cs

@@ -281,24 +281,33 @@ public abstract class ManagedMqttClient : IDisposable
         if (_cts == null || _cts.IsCancellationRequested) 
             return; 
 
-        _logger.LogWarning("Lost connection to MQTT broker (Reason: {Reason}). Initiating auto-reconnect loop in 5 seconds...", e.Reason);
+        _logger.LogWarning("Lost connection to MQTT broker (Reason: {Reason}). Initiating auto-reconnect loop...", e.Reason);
 
-        try
+        int attempt = 0;
+        while (_cts != null && !_cts.IsCancellationRequested)
         {
-            await Task.Delay(TimeSpan.FromSeconds(5), _cts.Token);
-            
-            await _mqttClient.ReconnectAsync(_cts.Token);
-            
-            if (_mqttClient.IsConnected)
+            attempt++;
+            var delaySeconds = Math.Min(5 * Math.Pow(2, attempt - 1), 60); // 5s, 10s, 20s, 40s, 60s max
+
+            try
             {
-                _logger.LogInformation("MQTT client reconnected successfully.");
-                await OnConnectedAsync();
+                _logger.LogInformation("Reconnect attempt {Attempt} in {Delay}s...", attempt, delaySeconds);
+                await Task.Delay(TimeSpan.FromSeconds(delaySeconds), _cts.Token);
+                
+                await _mqttClient.ReconnectAsync(_cts.Token);
+                
+                if (_mqttClient.IsConnected)
+                {
+                    _logger.LogInformation("MQTT client reconnected successfully after {Attempt} attempt(s).", attempt);
+                    await OnConnectedAsync();
+                    return;
+                }
+            }
+            catch (OperationCanceledException) { return; /* Expected on application shutdown */ }
+            catch (Exception ex)
+            {
+                _logger.LogWarning(ex, "Reconnect attempt {Attempt} to the MQTT broker failed.", attempt);
             }
-        }
-        catch (OperationCanceledException) { /* Expected swallow on application shutdown */ }
-        catch (Exception ex)
-        {
-            _logger.LogError(ex, "Reconnection attempt to the MQTT broker failed.");
         }
     }