mirror of https://github.com/abpframework/abp.git
maliming
6 years ago
committed by
GitHub
GitHub
10 changed files with 349 additions and 164 deletions
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using System.Threading.Tasks; |
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namespace Volo.Abp.Application.Services |
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{ |
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public interface ICreateAppService<TEntityDto> |
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: ICreateAppService<TEntityDto, TEntityDto> |
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{ |
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} |
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public interface ICreateAppService<TGetOutputDto, in TCreateInput> |
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: IApplicationService |
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{ |
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Task<TGetOutputDto> CreateAsync(TCreateInput input); |
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} |
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} |
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namespace Volo.Abp.Application.Services |
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{ |
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public interface ICreateUpdateAppService<TEntityDto, in TKey> |
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: ICreateUpdateAppService<TEntityDto, TKey, TEntityDto, TEntityDto> |
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{ |
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} |
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public interface ICreateUpdateAppService<TEntityDto, in TKey, in TCreateUpdateInput> |
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: ICreateUpdateAppService<TEntityDto, TKey, TCreateUpdateInput, TCreateUpdateInput> |
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{ |
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} |
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public interface ICreateUpdateAppService<TGetOutputDto, in TKey, in TCreateUpdateInput, in TUpdateInput> |
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: ICreateAppService<TGetOutputDto, TCreateUpdateInput>, |
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IUpdateAppService<TGetOutputDto, TKey, TUpdateInput> |
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{ |
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} |
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} |
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using System.Threading.Tasks; |
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namespace Volo.Abp.Application.Services |
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{ |
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public interface IDeleteAppService<in TKey> : IApplicationService |
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{ |
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Task DeleteAsync(TKey id); |
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} |
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} |
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using System.Threading.Tasks; |
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using Volo.Abp.Application.Dtos; |
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namespace Volo.Abp.Application.Services |
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{ |
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public interface IReadOnlyAppService<TEntityDto, in TKey> |
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: IReadOnlyAppService<TEntityDto, TEntityDto, TKey, PagedAndSortedResultRequestDto> |
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{ |
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} |
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public interface IReadOnlyAppService<TEntityDto, in TKey, in TGetListInput> |
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: IReadOnlyAppService<TEntityDto, TEntityDto, TKey, TGetListInput> |
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{ |
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} |
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public interface IReadOnlyAppService<TGetOutputDto, TGetListOutputDto, in TKey, in TGetListInput> |
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: IApplicationService |
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{ |
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Task<TGetOutputDto> GetAsync(TKey id); |
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Task<PagedResultDto<TGetListOutputDto>> GetListAsync(TGetListInput input); |
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} |
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} |
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using System.Threading.Tasks; |
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namespace Volo.Abp.Application.Services |
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{ |
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public interface IUpdateAppService<TEntityDto, in TKey> |
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: IUpdateAppService<TEntityDto, TKey, TEntityDto> |
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{ |
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} |
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public interface IUpdateAppService<TGetOutputDto, in TKey, in TUpdateInput> |
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: IApplicationService |
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{ |
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Task<TGetOutputDto> UpdateAsync(TKey id, TUpdateInput input); |
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} |
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} |
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using System; |
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using System.Linq; |
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using System.Linq.Dynamic.Core; |
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using System.Threading.Tasks; |
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using Volo.Abp.Application.Dtos; |
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using Volo.Abp.Auditing; |
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using Volo.Abp.Domain.Entities; |
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using Volo.Abp.Domain.Repositories; |
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namespace Volo.Abp.Application.Services |
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{ |
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public abstract class AbstractKeyReadOnlyAppService<TEntity, TEntityDto, TKey> |
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: AbstractKeyReadOnlyAppService<TEntity, TEntityDto, TEntityDto, TKey, PagedAndSortedResultRequestDto> |
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where TEntity : class, IEntity |
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{ |
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protected AbstractKeyReadOnlyAppService(IReadOnlyRepository<TEntity> repository) |
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: base(repository) |
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{ |
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} |
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} |
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public abstract class AbstractKeyReadOnlyAppService<TEntity, TEntityDto, TKey, TGetListInput> |
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: AbstractKeyReadOnlyAppService<TEntity, TEntityDto, TEntityDto, TKey, TGetListInput> |
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where TEntity : class, IEntity |
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{ |
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protected AbstractKeyReadOnlyAppService(IReadOnlyRepository<TEntity> repository) |
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: base(repository) |
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{ |
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} |
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} |
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public abstract class AbstractKeyReadOnlyAppService<TEntity, TGetOutputDto, TGetListOutputDto, TKey, TGetListInput> |
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: ApplicationService |
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, IReadOnlyAppService<TGetOutputDto, TGetListOutputDto, TKey, TGetListInput> |
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where TEntity : class, IEntity |
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{ |
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protected IReadOnlyRepository<TEntity> ReadOnlyRepository { get; } |
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protected virtual string GetPolicyName { get; set; } |
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protected virtual string GetListPolicyName { get; set; } |
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protected AbstractKeyReadOnlyAppService(IReadOnlyRepository<TEntity> repository) |
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{ |
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ReadOnlyRepository = repository; |
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} |
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public virtual async Task<TGetOutputDto> GetAsync(TKey id) |
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{ |
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await CheckGetPolicyAsync(); |
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var entity = await GetEntityByIdAsync(id); |
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return MapToGetOutputDto(entity); |
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} |
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public virtual async Task<PagedResultDto<TGetListOutputDto>> GetListAsync(TGetListInput input) |
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{ |
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await CheckGetListPolicyAsync(); |
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var query = CreateFilteredQuery(input); |
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var totalCount = await AsyncExecuter.CountAsync(query); |
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query = ApplySorting(query, input); |
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query = ApplyPaging(query, input); |
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var entities = await AsyncExecuter.ToListAsync(query); |
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return new PagedResultDto<TGetListOutputDto>( |
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totalCount, |
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entities.Select(MapToGetListOutputDto).ToList() |
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); |
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} |
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protected abstract Task<TEntity> GetEntityByIdAsync(TKey id); |
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protected virtual async Task CheckGetPolicyAsync() |
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{ |
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await CheckPolicyAsync(GetPolicyName); |
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} |
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protected virtual async Task CheckGetListPolicyAsync() |
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{ |
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await CheckPolicyAsync(GetListPolicyName); |
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} |
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/// <summary>
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/// Should apply sorting if needed.
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/// </summary>
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/// <param name="query">The query.</param>
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/// <param name="input">The input.</param>
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protected virtual IQueryable<TEntity> ApplySorting(IQueryable<TEntity> query, TGetListInput input) |
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{ |
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//Try to sort query if available
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if (input is ISortedResultRequest sortInput) |
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{ |
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if (!sortInput.Sorting.IsNullOrWhiteSpace()) |
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{ |
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return query.OrderBy(sortInput.Sorting); |
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} |
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} |
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//IQueryable.Task requires sorting, so we should sort if Take will be used.
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if (input is ILimitedResultRequest) |
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{ |
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return ApplyDefaultSorting(query); |
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} |
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//No sorting
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return query; |
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} |
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/// <summary>
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/// Applies sorting if no sorting specified but a limited result requested.
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/// </summary>
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/// <param name="query">The query.</param>
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protected virtual IQueryable<TEntity> ApplyDefaultSorting(IQueryable<TEntity> query) |
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{ |
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if (typeof(TEntity).IsAssignableTo<ICreationAuditedObject>()) |
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{ |
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return query.OrderByDescending(e => ((ICreationAuditedObject)e).CreationTime); |
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} |
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throw new AbpException("No sorting specified but this query requires sorting. Override the ApplyDefaultSorting method for your application service derived from AbstractKeyReadOnlyAppService!"); |
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} |
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/// <summary>
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/// Should apply paging if needed.
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/// </summary>
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/// <param name="query">The query.</param>
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/// <param name="input">The input.</param>
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protected virtual IQueryable<TEntity> ApplyPaging(IQueryable<TEntity> query, TGetListInput input) |
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{ |
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//Try to use paging if available
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if (input is IPagedResultRequest pagedInput) |
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{ |
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return query.PageBy(pagedInput); |
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} |
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//Try to limit query result if available
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if (input is ILimitedResultRequest limitedInput) |
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{ |
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return query.Take(limitedInput.MaxResultCount); |
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} |
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//No paging
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return query; |
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} |
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/// <summary>
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/// This method should create <see cref="IQueryable{TEntity}"/> based on given input.
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/// It should filter query if needed, but should not do sorting or paging.
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/// Sorting should be done in <see cref="ApplySorting"/> and paging should be done in <see cref="ApplyPaging"/>
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/// methods.
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/// </summary>
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/// <param name="input">The input.</param>
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protected virtual IQueryable<TEntity> CreateFilteredQuery(TGetListInput input) |
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{ |
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return ReadOnlyRepository; |
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} |
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/// <summary>
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/// Maps <see cref="TEntity"/> to <see cref="TGetOutputDto"/>.
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/// It uses <see cref="IObjectMapper"/> by default.
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/// It can be overriden for custom mapping.
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/// </summary>
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protected virtual TGetOutputDto MapToGetOutputDto(TEntity entity) |
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{ |
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return ObjectMapper.Map<TEntity, TGetOutputDto>(entity); |
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} |
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/// <summary>
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/// Maps <see cref="TEntity"/> to <see cref="TGetListOutputDto"/>.
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/// It uses <see cref="IObjectMapper"/> by default.
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/// It can be overriden for custom mapping.
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/// </summary>
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protected virtual TGetListOutputDto MapToGetListOutputDto(TEntity entity) |
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{ |
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return ObjectMapper.Map<TEntity, TGetListOutputDto>(entity); |
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} |
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} |
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} |
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@ -0,0 +1,66 @@ |
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using System; |
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using System.Linq; |
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using System.Threading.Tasks; |
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using Volo.Abp.Application.Dtos; |
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using Volo.Abp.Auditing; |
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using Volo.Abp.Domain.Entities; |
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using Volo.Abp.Domain.Repositories; |
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namespace Volo.Abp.Application.Services |
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{ |
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public abstract class ReadOnlyAppService<TEntity, TEntityDto, TKey> |
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: ReadOnlyAppService<TEntity, TEntityDto, TEntityDto, TKey, PagedAndSortedResultRequestDto> |
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where TEntity : class, IEntity<TKey> |
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where TEntityDto : IEntityDto<TKey> |
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{ |
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protected ReadOnlyAppService(IReadOnlyRepository<TEntity, TKey> repository) |
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: base(repository) |
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{ |
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} |
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} |
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public abstract class ReadOnlyAppService<TEntity, TEntityDto, TKey, TGetListInput> |
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: ReadOnlyAppService<TEntity, TEntityDto, TEntityDto, TKey, TGetListInput> |
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where TEntity : class, IEntity<TKey> |
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where TEntityDto : IEntityDto<TKey> |
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{ |
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protected ReadOnlyAppService(IReadOnlyRepository<TEntity, TKey> repository) |
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: base(repository) |
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{ |
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} |
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} |
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public abstract class ReadOnlyAppService<TEntity, TGetOutputDto, TGetListOutputDto, TKey, TGetListInput> |
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: AbstractKeyReadOnlyAppService<TEntity, TGetOutputDto, TGetListOutputDto, TKey, TGetListInput> |
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where TEntity : class, IEntity<TKey> |
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where TGetOutputDto : IEntityDto<TKey> |
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where TGetListOutputDto : IEntityDto<TKey> |
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{ |
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protected new IReadOnlyRepository<TEntity, TKey> Repository { get; } |
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protected ReadOnlyAppService(IReadOnlyRepository<TEntity, TKey> repository) |
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: base(repository) |
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{ |
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Repository = repository; |
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} |
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protected override async Task<TEntity> GetEntityByIdAsync(TKey id) |
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{ |
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return await Repository.GetAsync(id); |
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} |
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protected override IQueryable<TEntity> ApplyDefaultSorting(IQueryable<TEntity> query) |
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{ |
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if (typeof(TEntity).IsAssignableTo<ICreationAuditedObject>()) |
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{ |
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return query.OrderByDescending(e => ((ICreationAuditedObject)e).CreationTime); |
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} |
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else |
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{ |
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return query.OrderByDescending(e => e.Id); |
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} |
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} |
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} |
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} |
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