25 lines
703 B
C#
25 lines
703 B
C#
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using DigitalOps.Dal.Abstractions;
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using FluentValidation;
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using Microsoft.EntityFrameworkCore;
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namespace DigitalOps.Dal.Validators;
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public class DbEntityExistValidator<TEntity, TValue> : AbstractValidator<TValue>
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where TEntity : class, IHasId<TValue>
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{
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private readonly MainDbContext _dbContext;
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public DbEntityExistValidator(MainDbContext dbContext)
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{
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_dbContext = dbContext;
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RuleFor(value => value)
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.NotNull()
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.MustAsync(IsEntityExist)
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.WithMessage("Invalid Entity");
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}
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private Task<bool> IsEntityExist(TValue id,
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CancellationToken cancellationToken)
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=> _dbContext.Set<TEntity>().AnyAsync(entity => entity.Id!.Equals(id), cancellationToken);
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}
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