35 lines
1.3 KiB
C#
35 lines
1.3 KiB
C#
using LiteCqrs;
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using Microsoft.EntityFrameworkCore;
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using TeleWave.Application.Common.Interfaces;
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using TeleWave.Application.Common.Models;
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namespace TeleWave.Application.Broadcast.Bumpers;
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public sealed class RemoveBumperTextVariantCommandHandler(IAppDbContext dbContext)
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: ICommandHandler<RemoveBumperTextVariantCommand, Result>
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{
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public async Task<Result> Handle(
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RemoveBumperTextVariantCommand command,
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CancellationToken cancellationToken
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)
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{
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var channel = await dbContext
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.Channels.Include(c => c.BumperTemplates)
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.ThenInclude(t => t.Variants)
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.AsSplitQuery()
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.FirstOrDefaultAsync(c => c.Id == command.ChannelId, cancellationToken);
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if (channel is null)
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return Result.Failure(ChannelErrors.NotFound);
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var template = channel.FindBumperTemplate(command.TemplateId);
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if (template is null)
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return Result.Failure(ChannelErrors.BumperTemplateNotFound);
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if (template.FindVariant(command.VariantId) is null)
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return Result.Failure(ChannelErrors.BumperTextVariantNotFound);
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return template.RemoveVariant(command.VariantId)
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? Result.Success()
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: Result.Failure(ChannelErrors.CannotRemoveLastBumperTextVariant);
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}
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}
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