60 lines
2.4 KiB
C#
60 lines
2.4 KiB
C#
using FinlyticCore.Entities.Settings;
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using FinlyticTrades.Entities;
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using Microsoft.EntityFrameworkCore;
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namespace FinlyticTrades.Database;
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public class TradesDbContext : DbContext
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{
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public TradesDbContext(DbContextOptions<TradesDbContext> options) : base(options) { }
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public DbSet<SettingEntity> DynamicSettings => Set<SettingEntity>();
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public DbSet<TradeEntity> Trades => Set<TradeEntity>();
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public DbSet<TradeHourlyUpdateEntity> TradeHourlyUpdates => Set<TradeHourlyUpdateEntity>();
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public DbSet<TradesSettingsEntity> Settings => Set<TradesSettingsEntity>();
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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base.OnModelCreating(modelBuilder);
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modelBuilder.Entity<SettingEntity>(entity =>
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{
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entity.HasKey(e => e.Id);
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entity.HasIndex(e => e.Key);
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});
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var stringListConverter =
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new Microsoft.EntityFrameworkCore.Storage.ValueConversion.ValueConverter<List<string>, string>(
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v => System.Text.Json.JsonSerializer.Serialize(v, (System.Text.Json.JsonSerializerOptions?)null),
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v => System.Text.Json.JsonSerializer.Deserialize<List<string>>(v,
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(System.Text.Json.JsonSerializerOptions?)null) ?? new List<string>()
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);
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var stringListComparer = new Microsoft.EntityFrameworkCore.ChangeTracking.ValueComparer<List<string>>(
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(c1, c2) => c1 != null && c2 != null ? c1.SequenceEqual(c2) : c1 == c2,
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c => c.Aggregate(0, (a, v) => HashCode.Combine(a, v.GetHashCode())),
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c => c.ToList()
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);
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modelBuilder.Entity<TradeEntity>(entity =>
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{
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entity.HasIndex(e => e.TradeId).IsUnique();
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entity.HasIndex(e => e.AnalysisId);
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entity.HasIndex(e => e.EventId);
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entity.HasIndex(e => e.Status);
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entity.HasIndex(e => e.Sector);
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entity.HasIndex(e => e.Isin);
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entity.HasIndex(e => e.CreatedAt);
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entity.Property(e => e.DerivativeProductCategories)
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.HasConversion(stringListConverter, stringListComparer);
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});
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modelBuilder.Entity<TradeHourlyUpdateEntity>(entity =>
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{
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entity.HasIndex(e => e.TradeId);
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entity.HasIndex(e => e.Timestamp);
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});
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}
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}
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