add validations to command

CH.CQRS/Command/CryptoStats/GetCryptoStatsCommand.cs

@@ -13,6 +13,7 @@ namespace CH.CQRS.Command.CryptoStats;
 public class GetCryptoStatsCommand
 {
 }
+
 public class GetCryptoStatsCommandHandler(CryptoService cryptoService) : ICommandHandler<GetCryptoStatsCommand>
 {
   public Task HandleAsync(GetCryptoStatsCommand command, CancellationToken cancellationToken = default)
@@ -20,6 +21,7 @@ public class GetCryptoStatsCommandHandler(CryptoService cryptoService) : IComman
     return cryptoService.GetCryptoStatsAsync(cancellationToken);
   }
 }
+
 public class GetCryptoStatsCommandValidator : AbstractValidator<GetCryptoStatsCommand>
 {
   public GetCryptoStatsCommandValidator()

CH.CQRS/Command/Energy/CreateEnergyProviderCommand.cs

@@ -1,6 +1,10 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
 using FluentValidation;
+using Microsoft.EntityFrameworkCore;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -24,8 +28,16 @@ public class CreateEnergyProviderCommandHandler(EnergyService energyService) : I
 
 public class CreateEnergyProviderCommandValidator : AbstractValidator<CreateEnergyProviderCommand>
 {
-  public CreateEnergyProviderCommandValidator()
+  public CreateEnergyProviderCommandValidator(CHDbContext dbContext)
   {
-    
+    RuleFor(command => command.Name)
+      .NotEmpty()
+      .MinimumLength(3)
+      .MustAsync(async (name, cancellationToken) =>
+      {
+        var nameInUse = await dbContext.EnergyProviders.AnyAsync(energyProvider => energyProvider.Name == name, cancellationToken);
+        return false == nameInUse;
+      })
+      .WithMessage("This Name is already in use by another energy provider.");
   }
 }

CH.CQRS/Command/Energy/CreateEnergyRateCommand.cs

@@ -1,6 +1,11 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
+using CH.Enum;
 using FluentValidation;
+using Microsoft.EntityFrameworkCore;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -10,7 +15,7 @@ public class CreateEnergyRateCommand
   public long ProviderId { get; set; }
   public required string Name { get; set; }
   public decimal Price { get; set; }
-  public required string? Currency { get; set; }
+  public Currency Currency { get; set; }
   public bool Active { get; set; }
 }
 public class CreateEnergyRateCommandHandler(EnergyService energyService) : ICommandHandler<CreateEnergyRateCommand>
@@ -30,10 +35,21 @@ public class CreateEnergyRateCommandHandler(EnergyService energyService) : IComm
 
 public class CreateEnergyRateCommandValidator : AbstractValidator<CreateEnergyRateCommand>
 {
-  public CreateEnergyRateCommandValidator()
+  public CreateEnergyRateCommandValidator(CHDbContext dbContext)
   {
+    RuleFor(command => command.Name)
+      .NotEmpty()
+      .MinimumLength(3)
+      .MustAsync(async (name, cancellationToken) =>
+      {
+        var nameInUse = await dbContext.EnergyRates.AnyAsync(energyRate => energyRate.Name == name, cancellationToken);
+        return false == nameInUse;
+      })
+      .WithMessage("This Name is already in use by another energy rate.");
     RuleFor(command => command.Price).GreaterThanOrEqualTo(0);
     RuleFor(command => command.ProviderId)
-      .NotEmpty();
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyProvider,long>(dbContext))
+      .WithMessage("The provided provider Id is invalid.");
   }
 }

CH.CQRS/Command/Energy/CreateEnergyRateExceptionCommand.cs

@@ -1,6 +1,11 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
+using CH.Enum;
 using FluentValidation;
+using Microsoft.EntityFrameworkCore;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -10,7 +15,7 @@ public class CreateEnergyRateExceptionCommand
   public long RateId { get; set; }
   public required string Name { get; set; }
   public decimal EnergyThreshold { get; set; }
-  public string? ResetType { get; set; }
+  public EnergyRateExceptionThresholdResetType ResetType { get; set; }
   public DateTime? StartedAt { get; set; }
   public DateTime? EndedAt { get; set; }
 }
@@ -33,11 +38,24 @@ public class CreateEnergyRateExceptionCommandHandler(EnergyService energyService
 }
 public class CreateEnergyRateExceptionCommandValidator : AbstractValidator<CreateEnergyRateExceptionCommand>
 {
-  public CreateEnergyRateExceptionCommandValidator()
+  public CreateEnergyRateExceptionCommandValidator(CHDbContext dbContext)
   {
+    RuleFor(command => command.Name)
+      .NotEmpty()
+      .MinimumLength(3)
+      .MustAsync(async (name, cancellationToken) =>
+      {
+        var nameInUse = await dbContext.EnergyRateExceptions.AnyAsync(energyRateException => energyRateException.Name == name, cancellationToken);
+        return false == nameInUse;
+      })
+      .WithMessage("This Name is already in use by another energy rate exception.");
+    
     RuleFor(command => command.EnergyThreshold)
       .GreaterThan(0);
+    
     RuleFor(command => command.RateId)
-      .NotEmpty();
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyRate,long>(dbContext))
+      .WithMessage("The provided Rate Id is invalid.");
   }
 }

CH.CQRS/Command/Energy/DisableEnergyProviderCommand.cs

@@ -1,5 +1,8 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
 using FluentValidation;
 using OpenHarbor.CQRS.Abstractions;
 
@@ -24,9 +27,12 @@ public class DisableEnergyProviderCommandHandler(EnergyService energyService) :
 
 public class DisableEnergyProviderCommandValidator : AbstractValidator<DisableEnergyProviderCommand>
 {
-  public DisableEnergyProviderCommandValidator()
+  public DisableEnergyProviderCommandValidator(CHDbContext dbContext)
   {
     RuleFor(command => command.ProviderId)
-      .NotEmpty();
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyProvider,long>(dbContext))
+      .WithMessage("The provided provider Id is invalid.");
+    
   }
 }

CH.CQRS/Command/Energy/DisableEnergyRateCommand.cs

@@ -1,5 +1,8 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
 using FluentValidation;
 using OpenHarbor.CQRS.Abstractions;
 
@@ -24,9 +27,11 @@ public class DisableEnergyRateCommandHandler(EnergyService energyService) : ICom
 
 public class DisableEnergyRateCommandValidator : AbstractValidator<DisableEnergyRateCommand>
 {
-  public DisableEnergyRateCommandValidator()
+  public DisableEnergyRateCommandValidator(CHDbContext dbContext)
   {
     RuleFor(command => command.RateId)
-      .NotEmpty();
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyRate,long>(dbContext))
+      .WithMessage("The provided Rate Id is invalid.");
   }
 }

CH.CQRS/Command/Energy/EnableEnergyProviderCommand.cs

@@ -1,5 +1,8 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
 using FluentValidation;
 using OpenHarbor.CQRS.Abstractions;
 
@@ -22,8 +25,12 @@ public class EnableEnergyProviderCommandHandler(EnergyService energyService) : I
 
 public class EnableEnergyProviderCommandValidator : AbstractValidator<EnableEnergyProviderCommand>
 {
-  public EnableEnergyProviderCommandValidator()
+  public EnableEnergyProviderCommandValidator(CHDbContext dbContext)
   {
+    RuleFor(command => command.ProviderId)
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyProvider,long>(dbContext))
+      .WithMessage("The provided provider Id is invalid.");
     
   }
 }

CH.CQRS/Command/Energy/EnableEnergyRateCommand.cs

@@ -1,4 +1,8 @@
 using CH.CQRS.Service.Energy;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
+using FluentValidation;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -17,3 +21,14 @@ public class EnableEnergyRateCommandHandler(EnergyService energyService) : IComm
     }, cancellationToken);
   }
 }
+
+public class EnableEnergyRateCommandValidator : AbstractValidator<EnableEnergyRateCommand>
+{
+  public EnableEnergyRateCommandValidator(CHDbContext dbContext)
+  {
+    RuleFor(command => command.RateId)
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyRate,long>(dbContext))
+      .WithMessage("The provided Rate Id is invalid.");
+  }
+}

CH.CQRS/Command/Energy/ServiceCollectionExtension.cs

@@ -10,18 +10,24 @@ public static class ServiceCollectionExtension
     services
       .AddCommand<CreateEnergyProviderCommand, CreateEnergyProviderCommandHandler,
         CreateEnergyProviderCommandValidator>();
-    services
-      .AddCommand<CreateEnergyRateExceptionCommand, CreateEnergyRateExceptionCommandHandler,
-        CreateEnergyRateExceptionCommandValidator>();
     services
       .AddCommand<CreateEnergyRateCommand, CreateEnergyRateCommandHandler, 
         CreateEnergyRateCommandValidator>();
+    services
+      .AddCommand<CreateEnergyRateExceptionCommand, CreateEnergyRateExceptionCommandHandler,
+        CreateEnergyRateExceptionCommandValidator>();
     services
       .AddCommand<DisableEnergyProviderCommand, DisableEnergyProviderCommandHandler,
         DisableEnergyProviderCommandValidator>();
     services
       .AddCommand<DisableEnergyRateCommand, DisableEnergyRateCommandHandler, 
         DisableEnergyRateCommandValidator>();
+    services
+      .AddCommand<EnableEnergyProviderCommand, EnableEnergyProviderCommandHandler,
+        EnableEnergyProviderCommandValidator>();
+    services
+      .AddCommand<EnableEnergyRateCommand, EnableEnergyRateCommandHandler, 
+        EnableEnergyRateCommandValidator>();
     services
       .AddCommand<UpdateEnergyProviderCommand, UpdateEnergyProviderCommandHandler,
         UpdateEnergyProviderCommandValidator>();

CH.CQRS/Command/Energy/UpdateEnergyProviderCommand.cs

@@ -1,6 +1,10 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
 using FluentValidation;
+using Microsoft.EntityFrameworkCore;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -24,9 +28,20 @@ public class UpdateEnergyProviderCommandHandler(EnergyService energyService) : I
 }
 public class UpdateEnergyProviderCommandValidator : AbstractValidator<UpdateEnergyProviderCommand>
 {
-  public UpdateEnergyProviderCommandValidator()
+  public UpdateEnergyProviderCommandValidator(CHDbContext dbContext)
   {
+    RuleFor(command => command.Name)
+      .NotEmpty()
+      .MinimumLength(3)
+      .MustAsync(async (name, cancellationToken) =>
+      {
+        var nameInUse = await dbContext.EnergyProviders.AnyAsync(energyProvider => energyProvider.Name == name, cancellationToken);
+        return false == nameInUse;
+      })
+      .WithMessage("This Name is already in use by another energy provider.");
+    
     RuleFor(command => command.ProviderId)
-      .NotEmpty();
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyProvider,long>(dbContext));
   }
 }

CH.CQRS/Command/Energy/UpdateEnergyRateCommand.cs

@@ -1,6 +1,11 @@
+using System.Data;
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
 using FluentValidation;
+using Microsoft.EntityFrameworkCore;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -8,11 +13,9 @@ namespace CH.CQRS.Command.Energy;
 public class UpdateEnergyRateCommand
 {
   public long RateId { get; set; }
-  public bool SendAlert { get; set; }
-  public required DateTime StartedAt { get; set; }
-  public DateTime? AppliedAt { get; set; }
+  public string? Name { get; set; }
+  public DateTime? StartedAt { get; set; }
   public decimal? Rate { get; set; }
-  public DateTime? UpdatedAt { get; set; }
 }
 public class UpdateEnergyRateCommandHandler(EnergyService energyService) : ICommandHandler<UpdateEnergyRateCommand>
 {
@@ -21,19 +24,34 @@ public class UpdateEnergyRateCommandHandler(EnergyService energyService) : IComm
     return energyService.UpdateEnergyRateAsync(new UpdateEnergyRateCommandOptions
     {
       RateId = command.RateId,
+      Name = command.Name,
       StartedAt = command.StartedAt,
-      AppliedAt = command.AppliedAt,
-      Rate = command.Rate,
-      SendAlert = command.SendAlert,
-      UpdatedAt = command.UpdatedAt
+      Rate = command.Rate
     }, cancellationToken);
   }
 }
 
 public class UpdateEnergyRateCommandValidator : AbstractValidator<UpdateEnergyRateCommand>
 {
-  public UpdateEnergyRateCommandValidator()
+  public UpdateEnergyRateCommandValidator(CHDbContext dbContext)
   {
+    RuleFor(command => command.Name)
+      .NotEmpty()
+      .MinimumLength(3)
+      .When(command => false == String.IsNullOrWhiteSpace(command.Name))
+      .MustAsync(async (name, cancellationToken) =>
+      {
+        var nameInUse = await dbContext.EnergyRates.AnyAsync(energyRate => energyRate.Name == name, cancellationToken);
+        return false == nameInUse;
+      })
+      .WithMessage("This Name is already in use by another energy rate.");
     
+    RuleFor(command => command.RateId)
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyRate,long>(dbContext))
+      .WithMessage("The provided Rate Id is invalid.");
+
+    RuleFor(command => command.Rate)
+      .GreaterThanOrEqualTo(0);
   }
 }

CH.CQRS/Command/Energy/UpdateEnergyRateExceptionCommand.cs

@@ -1,6 +1,11 @@
 using CH.CQRS.Service.Energy;
 using CH.CQRS.Service.Energy.Options;
+using CH.Dal;
+using CH.Dal.DbEntity;
+using CH.Dal.Validators;
+using CH.Enum;
 using FluentValidation;
+using Microsoft.EntityFrameworkCore;
 using OpenHarbor.CQRS.Abstractions;
 
 namespace CH.CQRS.Command.Energy;
@@ -8,8 +13,8 @@ namespace CH.CQRS.Command.Energy;
 public class UpdateEnergyRateExceptionCommand
 {
   public long EnergyRateExceptionId { get; set; }
-  public decimal EnergyThreshold { get; set; }
-  public string? ResetType { get; set; }
+  public decimal? EnergyThreshold { get; set; }
+  public EnergyRateExceptionThresholdResetType ResetType { get; set; }
   public DateTime? StartedAt { get; set; }
   public DateTime? EndedAt { get; set; }
 }
@@ -31,11 +36,14 @@ public class UpdateEnergyRateExceptionCommandHandler(EnergyService energyService
 
 public class UpdateEnergyRateExceptionCommandValidator : AbstractValidator<UpdateEnergyRateExceptionCommand>
 {
-  public UpdateEnergyRateExceptionCommandValidator()
+  public UpdateEnergyRateExceptionCommandValidator(CHDbContext dbContext)
   {
     RuleFor(command => command.EnergyRateExceptionId)
-      .NotEmpty();
+      .NotEmpty()
+      .SetValidator(new DbEntityExistValidator<EnergyRateException,long>(dbContext));
+
     RuleFor(command => command.EnergyThreshold)
-      .GreaterThan(0);
+      .GreaterThan(0)
+      .When(command => command.EnergyThreshold.HasValue);
   }
 }

CH.CQRS/Service/Energy/EnergyService.cs

@@ -28,7 +28,7 @@ public class EnergyService(CHDbContext dbContext)
     var energyRate = new EnergyRate
     {
       Name = options.Name,
-      Currency = (Currency)System.Enum.Parse(typeof(Currency), options.Currency?.ToUpper()),
+      Currency = options.Currency,
       Price = options.Price,
       CreatedAt = DateTime.UtcNow,
       Provider = provider,
@@ -51,8 +51,7 @@ public class EnergyService(CHDbContext dbContext)
       StartedAt = options.StartedAt,
       EndedAt = options.EndedAt,
       EnergyThreshold = options.EnergyThreshold,
-      ResetType = (EnergyRateExceptionThresholdResetType)System.Enum
-        .Parse(typeof(EnergyRateExceptionThresholdResetType), options.ResetType.ToLower() ?? ""),
+      ResetType = options.ResetType,
     };
     await dbContext.AddAsync(energyRateException, cancellationToken);
     await dbContext.SaveChangesAsync(cancellationToken);
@@ -61,29 +60,54 @@ public class EnergyService(CHDbContext dbContext)
   public async Task UpdateEnergyProviderAsync(UpdateEnergyProviderCommandOptions options,
     CancellationToken cancellationToken)
   {
-    var provider = await dbContext.EnergyProviders.FirstOrDefaultAsync(provider => provider.Id == options.ProviderId, cancellationToken);
-    if (null != provider)
-    {
-      provider.Name = options.Name;
-      provider.UpdatedAt = DateTime.UtcNow;
-      await dbContext.SaveChangesAsync(cancellationToken);
-    }
+    var provider = await dbContext.EnergyProviders
+      .AsTracking()
+      .FirstOrDefaultAsync(provider => provider.Id == options.ProviderId, cancellationToken);
     
+    if (provider is null)
+      return;
+    
+    provider.Name = options.Name;
+    provider.UpdatedAt = DateTime.UtcNow;
+    await dbContext.SaveChangesAsync(cancellationToken);
   }
 
+  public async Task UpdateEnergyRateValueAsync(UpdateEnergyRateCommandOptions options, CancellationToken cancellationToken)
+  {
+    var energyRate = await dbContext.EnergyRates
+      .AsTracking()
+      .FirstOrDefaultAsync(energyRate => energyRate.Id == options.RateId, cancellationToken);
+      
+    if (energyRate is null)
+      return;
+      
+    if (options.Rate.HasValue)
+      energyRate.Price = options.Rate.Value;
+
+    if (false == string.IsNullOrWhiteSpace(options.Name))
+      energyRate.Name = options.Name;
+      
+    energyRate.UpdatedAt = DateTime.UtcNow;
+  }
   public async Task UpdateEnergyRateAsync(UpdateEnergyRateCommandOptions options, CancellationToken cancellationToken)
   {
-    var energyRateUpdate = new EnergyRateUpdate
+    if (options.StartedAt.HasValue)
     {
-      RateId = options.RateId,
-      Rate = options.Rate,
-      StartedAt = options.StartedAt,
-      CreatedAt = DateTime.UtcNow,
-      UpdatedAt = options.UpdatedAt,
-      AppliedAt = options.AppliedAt,
-      SendAlert = options.SendAlert,
-    };
-    await dbContext.AddAsync(energyRateUpdate, cancellationToken);
+      var energyRateUpdate = new EnergyRateUpdate
+      {
+        RateId = options.RateId,
+        Rate = options.Rate,
+        Name = options.Name ?? "",
+        StartedAt = options.StartedAt.Value,
+      };
+      
+      await dbContext.AddAsync(energyRateUpdate, cancellationToken);
+    }
+    else
+    {
+      await UpdateEnergyRateValueAsync(options, cancellationToken);
+    }
+ 
     await dbContext.SaveChangesAsync(cancellationToken);
   }
 
@@ -91,19 +115,29 @@ public class EnergyService(CHDbContext dbContext)
     CancellationToken cancellationToken)
   {
     var energyRateException = await dbContext.EnergyRateExceptions
+      .AsTracking()
       .FirstOrDefaultAsync(rateException => rateException.Id == options.EnergyRateExceptionId, cancellationToken);
-    if (null != energyRateException)
-    {
+
+    if (energyRateException is null)
+      return;
+
+    if (options.EnergyThreshold.HasValue)
       energyRateException.EnergyThreshold = options.EnergyThreshold;
+    
+    if (options.StartedAt.HasValue)
       energyRateException.StartedAt = options.StartedAt;
+    
+    if (options.EndedAt.HasValue)
       energyRateException.EndedAt = options.EndedAt;
-      energyRateException.UpdatedAt = DateTime.UtcNow;
-      if (String.IsNullOrWhiteSpace(options.ResetType))
-      {
-        energyRateException.ResetType = (EnergyRateExceptionThresholdResetType)System.Enum.Parse(typeof(EnergyRateExceptionThresholdResetType),options.ResetType) ;
-      }
-      await dbContext.SaveChangesAsync(cancellationToken);
+    
+    energyRateException.UpdatedAt = DateTime.UtcNow;
+    
+    if (energyRateException.ResetType != options.ResetType)
+    {
+      energyRateException.ResetType = options.ResetType;
     }
+    
+    await dbContext.SaveChangesAsync(cancellationToken);
   }
 
   public async Task DisableEnergyProviderAsync(DisableEnergyProviderCommandOptions options,
@@ -113,7 +147,7 @@ public class EnergyService(CHDbContext dbContext)
     if (null != energyProvider)
     {
       energyProvider.Active = false;
-      energyProvider.DisabledAt = options.DisabledAt;
+      energyProvider.DisabledAt = options.DisabledAt ?? DateTime.UtcNow;
       await dbContext.SaveChangesAsync(cancellationToken);
     }
   }
@@ -124,7 +158,7 @@ public class EnergyService(CHDbContext dbContext)
     if (null != energyRate)
     {
       energyRate.Active = false;
-      energyRate.DisabledAt = options.DisabledAt;
+      energyRate.DisabledAt = options.DisabledAt ?? DateTime.UtcNow;
       await dbContext.SaveChangesAsync(cancellationToken);
     }
   }

CH.CQRS/Service/Energy/Options/CreateEnergyRateCommandOptions.cs

@@ -1,4 +1,5 @@
 using Amazon.Runtime.Internal.Transform;
+using CH.Enum;
 
 namespace CH.CQRS.Service.Energy.Options;
 
@@ -7,6 +8,6 @@ public class CreateEnergyRateCommandOptions
   public long ProviderId { get; set; }
   public required string Name { get; set; }
   public decimal? Price { get; set; }
-  public required string? Currency { get; set; }
+  public Currency Currency { get; set; }
   public bool Active { get; set; }
 }

CH.CQRS/Service/Energy/Options/CreateEnergyRateExceptionCommandOptions.cs

@@ -1,3 +1,5 @@
+using CH.Enum;
+
 namespace CH.CQRS.Service.Energy.Options;
 
 public class CreateEnergyRateExceptionCommandOptions
@@ -5,7 +7,7 @@ public class CreateEnergyRateExceptionCommandOptions
   public long RateId { get; set; }
   public required string Name { get; set; }
   public decimal EnergyThreshold { get; set; }
-  public string? ResetType { get; set; }
+  public EnergyRateExceptionThresholdResetType ResetType { get; set; }
   public DateTime? StartedAt { get; set; }
   public DateTime? EndedAt { get; set; }
 }

CH.CQRS/Service/Energy/Options/UpdateEnergyRateCommandOptions.cs

@@ -3,9 +3,7 @@ namespace CH.CQRS.Service.Energy.Options;
 public class UpdateEnergyRateCommandOptions
 {
   public long RateId { get; set; }
-  public bool SendAlert { get; set; }
-  public required DateTime StartedAt { get; set; }
-  public DateTime? AppliedAt { get; set; }
+  public DateTime? StartedAt { get; set; }
   public decimal? Rate { get; set; }
-  public DateTime? UpdatedAt { get; set; }
+  public string? Name { get; set; }
 }

CH.CQRS/Service/Energy/Options/UpdateEnergyRateExceptionCommandOptions.cs

@@ -1,10 +1,12 @@
+using CH.Enum;
+
 namespace CH.CQRS.Service.Energy.Options;
 
 public class UpdateEnergyRateExceptionCommandOptions
 {
   public long EnergyRateExceptionId { get; set; }
-  public decimal EnergyThreshold { get; set; }
-  public string? ResetType { get; set; }
+  public decimal? EnergyThreshold { get; set; }
+  public EnergyRateExceptionThresholdResetType ResetType { get; set; }
   public DateTime? StartedAt { get; set; }
   public DateTime? EndedAt { get; set; }
 }

CH.Dal.Abstractions/Class1.cs

@@ -1,7 +0,0 @@
-namespace CH.Dal.Abstractions
-{
-  public class Class1
-  {
-
-  }
-}

CH.Dal.Abstractions/IHasId.cs

@@ -0,0 +1,6 @@
+namespace CH.Dal.Abstractions;
+
+public interface IHasId<T>
+{
+  public T Id { get; set; }
+}

CH.Dal/CH.Dal.csproj

@@ -18,6 +18,7 @@
     <PackageReference Include="PoweredSoft.Module.Abstractions" Version="2.0.0" />
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\CH.Dal.Abstractions\CH.Dal.Abstractions.csproj" />
     <ProjectReference Include="..\CH.Enum\CH.Enum.csproj" />
   </ItemGroup>
 

CH.Dal/CHDbScaffoldedContext.cs

@@ -112,15 +112,14 @@ public partial class CHDbScaffoldedContext : DbContext
             entity.ToTable("energy_rate_update");
 
             entity.Property(e => e.Id).HasColumnName("id");
-            entity.Property(e => e.AppliedAt).HasColumnName("applied_at");
             entity.Property(e => e.CreatedAt)
                 .HasDefaultValueSql("(CURRENT_TIMESTAMP AT TIME ZONE 'UTC'::text)")
                 .HasColumnName("created_at");
+            entity.Property(e => e.Name)
+                .HasMaxLength(255)
+                .HasColumnName("name");
             entity.Property(e => e.Rate).HasColumnName("rate");
             entity.Property(e => e.RateId).HasColumnName("rate_id");
-            entity.Property(e => e.SendAlert)
-                .HasDefaultValue(false)
-                .HasColumnName("send_alert");
             entity.Property(e => e.StartedAt).HasColumnName("started_at");
             entity.Property(e => e.UpdatedAt).HasColumnName("updated_at");
 

CH.Dal/DbEntity/EnergyProvider.Extensions.cs

@@ -0,0 +1,8 @@
+using CH.Dal.Abstractions;
+
+namespace CH.Dal.DbEntity;
+
+public partial class EnergyProvider : IHasId<long>
+{
+  
+}

CH.Dal/DbEntity/EnergyRate.Extension.cs

@@ -1,9 +1,10 @@
 using System.ComponentModel.DataAnnotations.Schema;
+using CH.Dal.Abstractions;
 using CH.Enum;
 
 namespace CH.Dal.DbEntity;
 
-public partial class EnergyRate
+public partial class EnergyRate : IHasId<long>
 {
     [Column(TypeName = "currency")]
     public Currency Currency { get; set; }

CH.Dal/DbEntity/EnergyRateException.Extension.cs

@@ -1,9 +1,10 @@
 using System.ComponentModel.DataAnnotations.Schema;
+using CH.Dal.Abstractions;
 using CH.Enum;
 namespace CH.Dal.DbEntity;
 
-public partial class EnergyRateException
+public partial class EnergyRateException : IHasId<long>
 {
-    [Column(TypeName = "energy_rate_exception_treshold_reset_type")]
+    [Column(TypeName = "energy_rate_exception_threshold_reset_type")]
     public EnergyRateExceptionThresholdResetType ResetType { get; set; }
 }

CH.Dal/DbEntity/EnergyRateUpdate.cs

@@ -9,14 +9,12 @@ public partial class EnergyRateUpdate
 
     public long? RateId { get; set; }
 
-    public bool SendAlert { get; set; }
+    public string Name { get; set; } = null!;
 
     public DateTime StartedAt { get; set; }
 
     public decimal? Rate { get; set; }
 
-    public DateTime? AppliedAt { get; set; }
-
     public DateTime CreatedAt { get; set; }
 
     public DateTime? UpdatedAt { get; set; }

CH.Dal/Validators/DbEntityExistValidator.cs

@@ -0,0 +1,25 @@
+using CH.Dal.Abstractions;
+using FluentValidation;
+using Microsoft.EntityFrameworkCore;
+
+namespace CH.Dal.Validators;
+
+public class DbEntityExistValidator<TEntity, TValue> : AbstractValidator<TValue>
+  where TEntity : class, IHasId<TValue>
+{
+  private readonly CHDbContext _dbContext;
+  
+  public DbEntityExistValidator(CHDbContext dbContext)
+  {
+    _dbContext = dbContext;
+    
+    RuleFor(value => value)
+      .NotNull()
+      .MustAsync(IsEntityExist)
+      .WithMessage("Invalid Entity");
+  }
+
+  private Task<bool> IsEntityExist(TValue id,
+    CancellationToken cancellationToken)
+    => _dbContext.Set<TEntity>().AnyAsync(entity => entity.Id!.Equals(id), cancellationToken);
+}

CH.KeycloakApi/KeycloakService.cs

@@ -1,12 +1,12 @@
-    using System.Text;
-    using IdentityModel.Client;
-    using Microsoft.Extensions.Configuration;
-    using Newtonsoft.Json;
+using System.Text;
+using IdentityModel.Client;
+using Microsoft.Extensions.Configuration;
+using Newtonsoft.Json;
 
-    namespace CH.KeycloakApi;
+namespace CH.KeycloakApi;
 
-    public class KeycloakService
-    {
+public class KeycloakService
+{
     private readonly KeycloakSettings settings;
 
     public KeycloakService(IConfiguration configuration)
@@ -17,9 +17,10 @@
 
     public KeycloakSettings Settings => settings;
 
-    public async Task<string> GetTokenAsync()
+    // use token manager instead
+    public async Task<string> GetTokenAsync(CancellationToken cancellationToken = default)
     {
-        var tokenEndpoint = $"{this.settings.Endpoint}/realms/master/protocol/openid-connect/token";
+        var tokenEndpoint = $"{this.settings.Endpoint}/realms/${settings.ApiRealm}/protocol/openid-connect/token";
         var client = new HttpClient();
         var response = await client.RequestTokenAsync(new TokenRequest
         {
@@ -27,12 +28,12 @@
             GrantType = "client_credentials",
             ClientId = this.settings.ClientId,
             ClientSecret = this.settings.ClientSecret,
-        });
+        }, cancellationToken);
         
         return response.AccessToken;
     }
 
-    public async Task<KeycloakUser> GetUserByEmailAsync(string realm, string email)
+    public async Task<KeycloakUser?> GetUserByEmailAsync(string realm, string email)
     {
         var httpClient = new HttpClient();
         var url = $"{this.settings.Endpoint}/admin/realms/{realm}/users?email={email}";
@@ -40,11 +41,11 @@
         var response = await httpClient.GetAsync(url);
         response.EnsureSuccessStatusCode();
         var json = await response.Content.ReadAsStringAsync();
-        var ret = JsonConvert.DeserializeObject<List<KeycloakUser>>(json);
-        return ret.FirstOrDefault();
+        var keycloakUsers = JsonConvert.DeserializeObject<List<KeycloakUser>>(json);
+        return keycloakUsers?.FirstOrDefault();
     }
 
-    public async Task<KeycloakUser> GetUserByIdAsync(string realm, string id)
+    public async Task<KeycloakUser?> GetUserByIdAsync(string realm, string id)
     {
         var httpClient = new HttpClient();
         httpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("bearer", await GetTokenAsync());
@@ -52,8 +53,8 @@
         var response = await httpClient.GetAsync(url);
         response.EnsureSuccessStatusCode();
         var json = await response.Content.ReadAsStringAsync();
-        var ret = JsonConvert.DeserializeObject<KeycloakUser>(json);
-        return ret;
+        var keycloakUser = JsonConvert.DeserializeObject<KeycloakUser>(json);
+        return keycloakUser;
     }
 
     public async Task SendChangePasswordEmailAsync(string realm, string id)
@@ -69,7 +70,7 @@
         response.EnsureSuccessStatusCode();
     }
 
-    public async Task<List<KeycloakUser>> GetUsersAsync(string realm, string search = null, int max = 100)
+    public async Task<List<KeycloakUser>?> GetUsersAsync(string realm, string? search = null, int max = 100)
     {
         var httpClient = new HttpClient();
         httpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("bearer", await GetTokenAsync());
@@ -79,14 +80,15 @@
 
         var response = await httpClient.GetAsync(url);
         response.EnsureSuccessStatusCode();
+        
         var json = await response.Content.ReadAsStringAsync();
-        var ret = JsonConvert.DeserializeObject<List<KeycloakUser>>(json);
-        return ret;
+        var keycloakUsers = JsonConvert.DeserializeObject<List<KeycloakUser>>(json);
+        return keycloakUsers;
     }
 
     public async Task ChangePasswordAsync(string realm, string id, string newPassword, bool temporary)
     {
-        ///auth/admin/realms/{realm}/users/{id}/reset-password
+        // auth/admin/realms/{realm}/users/{id}/reset-password
         /////{ "type": "password", "temporary": false, "value": "my-new-password" }
         var url = $"{this.settings.Endpoint}/admin/realms/{realm}/users/{id}/reset-password";
         var httpClient = new HttpClient();
@@ -128,7 +130,7 @@
         return await this.GetUserByEmailAsync(realm, email) != null;
     }
 
-    public async Task<KeycloakUser> CreateOrUpdateAsync(string realm, string email, string firstName, string lastName, bool enabled)
+    public async Task<KeycloakUser?> CreateOrUpdateAsync(string realm, string email, string firstName, string lastName, bool enabled)
     {
         var existingUser = await GetUserByEmailAsync(realm, email);
         if (existingUser != null)
@@ -140,7 +142,7 @@
         return await CreateUserAsync(realm, email, firstName, lastName, enabled);
     }
 
-    public async Task<KeycloakUser> CreateUserAsync(string realm, string email, string firstName, string lastName, bool enabled)
+    public async Task<KeycloakUser?> CreateUserAsync(string realm, string email, string firstName, string lastName, bool enabled)
     {
         long epochTicks = new DateTime(1970, 1, 1).Ticks;
         long unixTime = ((DateTime.UtcNow.Ticks - epochTicks) / TimeSpan.TicksPerSecond);
@@ -174,7 +176,7 @@
         var postJson = JsonConvert.SerializeObject(user);
         var response = await httpClient.PostAsync(url, new StringContent(postJson, Encoding.UTF8, "application/json"));
         response.EnsureSuccessStatusCode();
-        var ret = await GetUserByEmailAsync(realm, email);
-        return ret;
-    }
+        var keycloakUser = await GetUserByEmailAsync(realm, email);
+        return keycloakUser;
     }
+}

CH.KeycloakApi/KeycloakSettings.cs

@@ -5,6 +5,6 @@ public class KeycloakSettings
   public string Endpoint { get; set; }
   public string ClientId { get; set; }
   public string ClientSecret { get; set; }
-  public string EmployeeRealm { get; set; }
-  public string UserRealm { get; set; }
+  public string ApiRealm { get; set; }
+  public string Realm { get; set; }
 }

CH.KeycloakApi/KeycloakUser.cs

@@ -7,28 +7,40 @@ public class KeycloakUser
 {
   [JsonProperty("id")]
   public string Id { get; set; }
+  
   [JsonProperty("createdTimestamp")]
   public long CreatedTimestamp { get; set; }
+  
   [JsonProperty("username")]
   public string Username { get; set; }
+  
   [JsonProperty("enabled")]
   public bool Enabled { get; set; }
+  
   [JsonProperty("totp")]
   public bool Totp { get; set; }
+  
   [JsonProperty("emailVerified")]
   public bool EmailVerified { get; set; }
+  
   [JsonProperty("firstName")]
   public string FirstName { get; set; }
+  
   [JsonProperty("lastName")]
   public string LastName { get; set; }
+  
   [JsonProperty("email")]
   public string Email { get; set; }
+  
   [JsonProperty("notBefore")]
   public int NotBefore { get; set; }
+  
   [JsonProperty("requiredActions")]
   public List<string> RequiredActions { get; set; }
+  
   [JsonProperty("attributes")]
-  public JObject Attributes { get; set; }
+  public JObject? Attributes { get; set; }
+  
   [JsonProperty("access")]
   public Dictionary<string, object> Access { get; set; }
 }

ConstellationHeating.sln

@@ -25,6 +25,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CH.Enum", "CH.Enum\CH.Enum.
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CH.KeycloakApi", "CH.KeycloakApi\CH.KeycloakApi.csproj", "{28648B65-7D84-460A-993E-0F98D94CECFB}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CH.Dal.Abstractions", "CH.Dal.Abstractions\CH.Dal.Abstractions.csproj", "{C1584D53-DEC2-42B4-BEC9-3CCEECA88CB6}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -75,6 +77,10 @@ Global
 		{28648B65-7D84-460A-993E-0F98D94CECFB}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{28648B65-7D84-460A-993E-0F98D94CECFB}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{28648B65-7D84-460A-993E-0F98D94CECFB}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C1584D53-DEC2-42B4-BEC9-3CCEECA88CB6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C1584D53-DEC2-42B4-BEC9-3CCEECA88CB6}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C1584D53-DEC2-42B4-BEC9-3CCEECA88CB6}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C1584D53-DEC2-42B4-BEC9-3CCEECA88CB6}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE