30 lines
1.1 KiB
C#
30 lines
1.1 KiB
C#
using ErsatzTV.Core;
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using ErsatzTV.Core.Domain.Scheduling;
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using ErsatzTV.Infrastructure.Data;
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using ErsatzTV.Infrastructure.Extensions;
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using Microsoft.EntityFrameworkCore;
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namespace ErsatzTV.Application.Scheduling;
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public class DeleteTemplateGroupHandler(IDbContextFactory<TvContext> dbContextFactory)
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: IRequestHandler<DeleteTemplateGroup, Option<BaseError>>
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{
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public async Task<Option<BaseError>> Handle(DeleteTemplateGroup request, CancellationToken cancellationToken)
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{
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await using TvContext dbContext = await dbContextFactory.CreateDbContextAsync(cancellationToken);
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Option<TemplateGroup> maybeTemplateGroup = await dbContext.TemplateGroups
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.SelectOneAsync(p => p.Id, p => p.Id == request.TemplateGroupId, cancellationToken);
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foreach (TemplateGroup templateGroup in maybeTemplateGroup)
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{
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dbContext.TemplateGroups.Remove(templateGroup);
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await dbContext.SaveChangesAsync(cancellationToken);
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}
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return maybeTemplateGroup.Match(
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_ => Option<BaseError>.None,
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() => BaseError.New($"TemplateGroup {request.TemplateGroupId} does not exist."));
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}
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}
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