69 lines
3.1 KiB
C#
69 lines
3.1 KiB
C#
using PARR.API.Contracts.V1.Responses.Base;
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using PARR.DAL.DomainModels;
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namespace PARR.API.Extensions
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{
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public static class PaginationExtensions
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{
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/// <summary>
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/// Заполняет TotalItems, PageNumber, PageSize, TotalPage
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/// </summary>
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/// <typeparam name="TypeResponse"></typeparam>
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/// <typeparam name="Query"></typeparam>
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/// <param name="pagedResponse"></param>
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/// <param name="paginationFilter"></param>
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/// <param name="queryAllItemsApplyFilters"></param>
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/// <returns></returns>
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public static PagedResponse<TypeResponse> GetPaginatedProps<TypeResponse, Query>(
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this PagedResponse<TypeResponse> pagedResponse,
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PaginationFilter paginationFilter,
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IQueryable<Query> queryAllItemsApplyFilters
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)
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{
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// TODO: CountAsync - подумать и затолкать в Task
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int totalItems = queryAllItemsApplyFilters.Count();//.CountAsync().GetAwaiter().GetResult();
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return CreatePaginatedResponse(totalItems, paginationFilter, pagedResponse);
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}
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/// <summary>
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/// Заполняет TotalItems, PageNumber, PageSize, TotalPage
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/// </summary>
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/// <typeparam name="TypeResponse"></typeparam>
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/// <param name="pagedResponse"></param>
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/// <param name="paginationFilter"></param>
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/// <param name="totalItems"></param>
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/// <returns></returns>
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public static PagedResponse<TypeResponse> GetPaginatedProps<TypeResponse>(
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this PagedResponse<TypeResponse> pagedResponse,
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PaginationFilter paginationFilter,
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int totalItems
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)
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{
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return CreatePaginatedResponse(totalItems, paginationFilter, pagedResponse);
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}
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private static PagedResponse<T> CreatePaginatedResponse<T>(int totalItems, PaginationFilter paginationFilter, PagedResponse<T> pagedResponse)
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{
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pagedResponse.TotalItems = totalItems;
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//pagedResponse.PageNumber = paginationFilter.PageNumber >= 1 ? paginationFilter.PageNumber : (int?)null;
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//pagedResponse.PageSize = paginationFilter.PageSize >= 1 ? paginationFilter.PageSize : (int?)null;
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pagedResponse.PageNumber = paginationFilter.IsDisabledPagination
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? 1
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: (paginationFilter.PageNumber >= 1 ? paginationFilter.PageNumber : (int?)null);
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pagedResponse.PageSize = paginationFilter.IsDisabledPagination
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? totalItems
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: (paginationFilter.PageSize >= 1 ? paginationFilter.PageSize : (int?)null);
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pagedResponse.TotalPage =
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(pagedResponse.TotalItems.HasValue && pagedResponse.PageSize.HasValue)
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? (int)Math.Ceiling(pagedResponse.TotalItems.Value / (double)pagedResponse.PageSize.Value)
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: (int?)null;
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return pagedResponse;
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}
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}
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}
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