37 lines
1.4 KiB
C#
37 lines
1.4 KiB
C#
using ErsatzTV.Core.Domain;
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using ErsatzTV.Infrastructure.Data;
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using Microsoft.EntityFrameworkCore;
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using static ErsatzTV.Application.MediaCollections.Mapper;
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namespace ErsatzTV.Application.MediaCollections;
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public class GetPagedCollectionsHandler(IDbContextFactory<TvContext> dbContextFactory)
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: IRequestHandler<GetPagedCollections, PagedMediaCollectionsViewModel>
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{
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public async Task<PagedMediaCollectionsViewModel> Handle(
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GetPagedCollections request,
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CancellationToken cancellationToken)
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{
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await using TvContext dbContext = await dbContextFactory.CreateDbContextAsync(cancellationToken);
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int count = await dbContext.Collections.CountAsync(cancellationToken);
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IQueryable<Collection> query = dbContext.Collections.AsNoTracking();
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if (!string.IsNullOrWhiteSpace(request.Query))
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{
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query = query.Where(s => EF.Functions.Like(
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EF.Functions.Collate(s.Name, TvContext.CaseInsensitiveCollation),
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$"%{request.Query}%"));
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}
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List<MediaCollectionViewModel> page = await query
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.OrderBy(c => EF.Functions.Collate(c.Name, TvContext.CaseInsensitiveCollation))
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.Skip(request.PageNum * request.PageSize)
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.Take(request.PageSize)
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.ToListAsync(cancellationToken)
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.Map(list => list.Map(ProjectToViewModel).ToList());
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return new PagedMediaCollectionsViewModel(count, page);
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}
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}
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