feat(TA): update technical analysis service

2026-08-09 21:01:42 +02:00
parent 05d55a324c
commit c74a4456af
18 changed files with 2288 additions and 0 deletions
@@ -0,0 +1,100 @@
+using FinlyticTechnicalAnalysis.Database;
+using FinlyticTechnicalAnalysis.Entities;
+using Microsoft.EntityFrameworkCore;
+
+namespace FinlyticTechnicalAnalysis.Services;
+
+public interface ISettingsDbService
+{
+    /// <summary>
+    /// Gets the settings.
+    /// </summary>
+    Task<TaSettingsEntity> GetSettingsAsync();
+    /// <summary>
+    /// Saves the settings.
+    /// </summary>
+    Task<TaSettingsEntity> SaveSettingsAsync(TaSettingsEntity settings);
+    /// <summary>
+    /// Updates settings from a dictionary.
+    /// </summary>
+    Task UpdateSettingsFromDictionaryAsync(Dictionary<string, string> dictionary);
+}
+
+public class SettingsDbService : ISettingsDbService
+{
+    private readonly TechnicalAnalysisDbContext _context;
+
+    public SettingsDbService(TechnicalAnalysisDbContext context)
+    {
+        _context = context;
+    }
+
+    /// <summary>
+    /// Gets the settings.
+    /// </summary>
+    public async Task<TaSettingsEntity> GetSettingsAsync()
+    {
+        var settings = await _context.Settings.AsNoTracking().FirstOrDefaultAsync();
+        if (settings == null)
+        {
+            settings = new TaSettingsEntity { Id = Guid.NewGuid() };
+            _context.Settings.Add(settings);
+            await _context.SaveChangesAsync();
+            _context.ChangeTracker.Clear();
+        }
+        return settings;
+    }
+
+    /// <summary>
+    /// Saves the settings.
+    /// </summary>
+    public async Task<TaSettingsEntity> SaveSettingsAsync(TaSettingsEntity settings)
+    {
+        var existing = await _context.Settings.FirstOrDefaultAsync();
+        if (existing == null)
+        {
+            if (settings.Id == Guid.Empty) settings.Id = Guid.NewGuid();
+            _context.Settings.Add(settings);
+        }
+        else
+        {
+            existing.EmaShortPeriod = settings.EmaShortPeriod;
+            existing.SmaMediumPeriod = settings.SmaMediumPeriod;
+            existing.SmaLongPeriod = settings.SmaLongPeriod;
+            existing.RsiOverboughtLimit = settings.RsiOverboughtLimit;
+            existing.RsiOversoldLimit = settings.RsiOversoldLimit;
+            existing.SupertrendMultiplier = settings.SupertrendMultiplier;
+            existing.UpdatedAt = settings.UpdatedAt;
+            _context.Settings.Update(existing);
+        }
+        await _context.SaveChangesAsync();
+        return settings;
+    }
+
+    /// <summary>
+    /// Updates settings from a dictionary.
+    /// </summary>
+    public async Task UpdateSettingsFromDictionaryAsync(Dictionary<string, string> dictionary)
+    {
+        var settings = await GetSettingsAsync();
+
+        foreach (var (key, value) in dictionary)
+        {
+            if (string.Equals(key, "EmaShortPeriod", StringComparison.OrdinalIgnoreCase) && int.TryParse(value, out var esp))
+                settings.EmaShortPeriod = esp;
+            else if (string.Equals(key, "SmaMediumPeriod", StringComparison.OrdinalIgnoreCase) && int.TryParse(value, out var smp))
+                settings.SmaMediumPeriod = smp;
+            else if (string.Equals(key, "SmaLongPeriod", StringComparison.OrdinalIgnoreCase) && int.TryParse(value, out var slp))
+                settings.SmaLongPeriod = slp;
+            else if (string.Equals(key, "RsiOverboughtLimit", StringComparison.OrdinalIgnoreCase) && double.TryParse(value, out var rsiOb))
+                settings.RsiOverboughtLimit = rsiOb;
+            else if (string.Equals(key, "RsiOversoldLimit", StringComparison.OrdinalIgnoreCase) && double.TryParse(value, out var rsiOs))
+                settings.RsiOversoldLimit = rsiOs;
+            else if (string.Equals(key, "SupertrendMultiplier", StringComparison.OrdinalIgnoreCase) && double.TryParse(value, out var stm))
+                settings.SupertrendMultiplier = stm;
+        }
+
+        settings.UpdatedAt = DateTime.UtcNow;
+        await SaveSettingsAsync(settings);
+    }
+}