last ...
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.EntityFrameworkCore.Query;
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using xCommons.Extensions;
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using xExceptions.Constants;
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using xIdentityModels.Extensions;
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using xIdentityModels.Models;
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using xModels.Base;
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using xModels.Dtos;
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using xPushService.Base;
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using xPushService.Interfaces;
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namespace xPushService.Providers
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{
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/// <summary>
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/// a Provided Service Used for Providing Data Based on Validations of Users ...
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <typeparam name="TDto"></typeparam>
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/// <typeparam name="TKey"></typeparam>
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/// <typeparam name="THub"></typeparam>
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public abstract class XBaseProvided<TEntity, TDto, TKey, THub> : IXBaseProvided<TEntity, TDto, TKey, THub>
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where TEntity : XBaseEntity<TKey>
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where TDto : XBaseEntityDto<TKey>
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where THub : XBaseDtoHub<TEntity, TDto, TKey>
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{
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//
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#region Props ...
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private readonly string[] permittedRoles;
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private readonly IXBaseDtoProvider<TEntity, TDto, TKey, THub> provider;
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#endregion
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//
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#region Constructor ...
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protected XBaseProvided(
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IXBaseDtoProvider<TEntity, TDto, TKey, THub> provider,
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string[] permittedRoles = null
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)
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{
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this.provider = provider;
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this.permittedRoles = permittedRoles;
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}
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#endregion
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/// <summary>
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/// Check an Items is Owned for User or not ...
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/// </summary>
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/// <param name="item"></param>
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/// <param name="userInfo"></param>
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/// <returns></returns>
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public abstract bool IsOwned(
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TDto item,
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XUserClaimsInfoDto userInfo
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);
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public abstract bool IsOwned(
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TEntity item,
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XUserClaimsInfoDto userInfo
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);
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/// <summary>
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/// Check User Has Permission for Manipulate Data or not ...
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/// </summary>
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/// <param name="userInfo"></param>
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/// <returns></returns>
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public bool HasPermision(
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XUserClaimsInfoDto userInfo
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)
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{
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//
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var result =
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!userInfo.IsNullOrDefault() &&
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userInfo.HasAccess(permittedRoles);
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//
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return result;
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}
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//
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#region Provided Actions ...
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/// <summary>
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/// Get Specified Item by ID ...
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/// </summary>
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/// <param name="id"></param>
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/// <param name="includeBuilder"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<TDto> Get(
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TKey id,
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Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.GetAsync(
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id: id,
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includeBuilder: null,
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ignoreSoftDeleteds: true,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// Get All Exists Items ...
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/// </summary>
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/// <param name="orderBuilder"></param>
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/// <param name="includeBuilder"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<IEnumerable<TDto>> GetAll(
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Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBuilder = null,
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Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.GetAllAsync(
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ignoreSoftDeleteds: true,
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orderBuilder: orderBuilder,
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includeBuilder: includeBuilder,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// find an item by providing a Conditional Expression ...
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/// </summary>
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/// <param name="predicate"></param>
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/// <param name="includeBuilder"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<TDto> FindOne(
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Expression<Func<TEntity, bool>> predicate,
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Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.FindOneAsync(
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predicate: predicate,
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ignoreSoftDeleteds: true,
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includeBuilder: includeBuilder,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// find a collection of Items by proving a Conditional Expression ...
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/// </summary>
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/// <param name="predicate"></param>
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/// <param name="orderBuilder"></param>
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/// <param name="includeBuilder"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<IEnumerable<TDto>> FindMany(
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Expression<Func<TEntity, bool>> predicate,
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Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBuilder = null,
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Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.FindManyAsync(
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predicate: predicate,
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ignoreSoftDeleteds: true,
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orderBuilder: orderBuilder,
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includeBuilder: includeBuilder,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// retrieve Items based on XQuery Pagination structure ...
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/// </summary>
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/// <param name="query"></param>
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/// <param name="predicate"></param>
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/// <param name="orderBuilder"></param>
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/// <param name="includeBuilder"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<XQueryResult<TDto>> Query(
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XQuery query,
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Expression<Func<TEntity, bool>> predicate = null,
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Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBuilder = null,
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Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.QueryAsync(
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query: query,
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predicate: predicate,
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ignoreSoftDeleteds: true,
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orderBuilder: orderBuilder,
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includeBuilder: includeBuilder,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// retrieve Owned Items based on XQuery Pagination structure ...
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/// if supported ...
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/// </summary>
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/// <param name="query"></param>
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/// <param name="userInfo"></param>
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/// <param name="predicate"></param>
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/// <param name="orderBuilder"></param>
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/// <param name="includeBuilder"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<XQueryResult<TDto>> QueryOwned(
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XQuery query,
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XUserClaimsInfoDto userInfo = null,
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Expression<Func<TEntity, bool>> predicate = null,
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Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBuilder = null,
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Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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Expression<Func<TEntity, bool>> predicateor = null;
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if (!predicate.IsNull())
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{
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//
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var predicateFnc = predicate.Compile();
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predicateor = x =>
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predicateFnc(x) &&
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IsOwned(x, userInfo);
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}
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else
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{
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predicateor = x => IsOwned(x, userInfo);
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}
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//
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var result = await provider.QueryAsync(
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query: query,
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predicate: predicateor,
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ignoreSoftDeleteds: true,
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orderBuilder: orderBuilder,
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includeBuilder: includeBuilder,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// Add an item values ...
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/// </summary>
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/// <param name="item"></param>
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/// <param name="userInfo"></param>
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/// <param name="connectionId"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<TDto> Add(
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TDto item,
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XUserClaimsInfoDto userInfo = null,
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string connectionId = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.AddAsync(
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item: item,
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saveChanges: true,
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connectionId: connectionId,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// Update an item values ...
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/// </summary>
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/// <param name="id"></param>
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/// <param name="item"></param>
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/// <param name="userInfo"></param>
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/// <param name="connectionId"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<TDto> Update(
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TKey id,
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TDto item,
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XUserClaimsInfoDto userInfo = null,
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string connectionId = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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// Check Permission ...
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var hasPermission =
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IsOwned(item, userInfo) ||
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HasPermision(userInfo);
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if (!hasPermission)
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{
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XException.NotAllowed.Throw();
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}
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//
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var result = await provider.UpdateAsync(
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id: id,
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item: item,
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saveChanges: true,
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connectionId: connectionId,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// remove an Item ...
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/// </summary>
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/// <param name="id"></param>
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/// <param name="userInfo"></param>
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/// <param name="connectionId"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<TDto> Remove(
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TKey id,
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XUserClaimsInfoDto userInfo = null,
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string connectionId = null,
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CancellationToken cancellationToken = default
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)
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{
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//
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// Check Permission ...
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var item = await Get(
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id: id,
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cancellationToken: cancellationToken
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);
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var hasPermission =
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IsOwned(item, userInfo) ||
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HasPermision(userInfo);
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if (!hasPermission)
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{
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XException.NotAllowed.Throw();
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}
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//
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var result = await provider.RemoveAsync(
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id: id,
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saveChanges: true,
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softDelete: false,
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connectionId: connectionId,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// count all exists Items ...
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/// </summary>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<int> Count(
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.CountAsync(
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ignoreSoftDeleteds: true,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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/// <summary>
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/// Check an Item exists or not ...
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/// </summary>
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/// <param name="id"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public virtual async Task<bool> IsExists(
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TKey id,
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CancellationToken cancellationToken = default
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)
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{
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//
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var result = await provider.IsExistsAsync(
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id: id,
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cancellationToken: cancellationToken
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);
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//
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return result;
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}
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#endregion
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}
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}
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