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Restructured query repositries to move ef logic from handlers

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This commit is contained in:
Giovani
2019-04-27 00:02:55 -04:00
parent 7be4075222
commit 1a95acac01
18 changed files with 169 additions and 59 deletions
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17
BrightGlimmer.Api/Controllers/StudentController.cs
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@@ -1,6 +1,7 @@
using System.Threading.Tasks;
using System;
using System.Threading.Tasks;
using BrightGlimmer.Service.Commands;
using BrightGlimmer.Services.Queries;
using BrightGlimmer.Service.Queries;
using MediatR;
using Microsoft.AspNetCore.Mvc;
@@ -18,12 +19,20 @@ namespace BrightGlimmer.Api.Controllers
}
[HttpGet]
public async Task<ActionResult> GetAll()
public async Task<ActionResult> Get()
{
var students = await mediator.Send(new GetAllStudentsQuery());
var students = await mediator.Send(new GetStudentsQuery());
return new JsonResult(students);
}
[HttpGet]
[Route("{id}")]
public async Task<ActionResult> Get(Guid id)
{
var student = await mediator.Send(new GetStudentQuery(id));
return new JsonResult(student);
}
[HttpPost]
public async Task<ActionResult> Create([FromBody]CreateStudentCommand command)
{

3
BrightGlimmer.Api/Startup.cs
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@@ -1,6 +1,7 @@
using BrightGlimmer.Data;
using BrightGlimmer.Data.Interfaces;
using BrightGlimmer.Data.Repositories;
using BrightGlimmer.Domain;
using MediatR;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
@@ -31,6 +32,8 @@ namespace BrightGlimmer.Api
services.AddTransient(typeof(IQueryRepository<>), typeof(QueryRepository<>));
services.AddTransient(typeof(ICommandRepository<>), typeof(CommandRepository<>));
services.AddTransient(typeof(IQueryRepository<Student>), typeof(StudentQueryRepository));
services.AddDbContext<BgContext>(options => options.UseSqlite(Configuration.GetConnectionString("DefaultConnection")));
services.AddTransient<BgContext, BgContext>();
}

3
BrightGlimmer.Data/Interfaces/IQueryRepository.cs
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@@ -2,6 +2,7 @@
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace BrightGlimmer.Data.Interfaces
{
@@ -12,5 +13,7 @@ namespace BrightGlimmer.Data.Interfaces
IQueryable<T> Get();
T Get(Guid id);
Task<T> GetAsync(Guid id);
}
}

7
BrightGlimmer.Data/Repositories/QueryRepository.cs
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@@ -1,9 +1,11 @@
using BrightGlimmer.Data.Interfaces;
using BrightGlimmer.Domain;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace BrightGlimmer.Data.Repositories
{
@@ -27,5 +29,10 @@ namespace BrightGlimmer.Data.Repositories
{
return context.Set<T>().Find(id);
}
public virtual async Task<T> GetAsync(Guid id)
{
return await context.Set<T>().SingleAsync(x => x.Id == id);
}
}
}

28
BrightGlimmer.Data/Repositories/StudentQueryRepository.cs
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@@ -1,15 +1,43 @@
using BrightGlimmer.Data.Interfaces;
using BrightGlimmer.Domain;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.ChangeTracking;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace BrightGlimmer.Data.Repositories
{
public class StudentQueryRepository : QueryRepository<Student>
{
public StudentQueryRepository(BgContext context) : base(context) { }
public override IQueryable<Student> Get()
{
return context.Students
.Include(x => x.Phones)
.Include(x => x.Address)
.Include(x => x.AssignedCourses);
}
public override Student Get(Guid id)
{
return context.Students
.Include(x => x.Phones)
.Include(x => x.Address)
.Include(x => x.AssignedCourses)
.Single(x => x.Id == id);
}
public override async Task<Student> GetAsync(Guid id)
{
return await context.Students
.Include(x => x.Phones)
.Include(x => x.Address)
.Include(x => x.AssignedCourses)
.SingleAsync(x => x.Id == id);
}
}
}

25
BrightGlimmer.Domain/Address.cs
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@@ -36,5 +36,30 @@ namespace BrightGlimmer.Domain
County = county;
ZipCode = zipCode;
}
public Address(string streetAddress1,
string streetAddress2,
string city,
string stateCode,
string county,
string zipCode,
decimal latitude,
decimal longitude)
{
StreetAddress1 = streetAddress1;
StreetAddress2 = streetAddress2;
City = city;
StateCode = stateCode;
County = county;
ZipCode = zipCode;
Latitude = latitude;
Longitude = longitude;
}
public void SetLatitudeAndLongitude(decimal latitude, decimal longitude)
{
Latitude = latitude;
Longitude = longitude;
}
}
}

12
BrightGlimmer.Domain/AssignedCourse.cs
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@@ -8,15 +8,21 @@ namespace BrightGlimmer.Domain
[Table("AssignedCourses")]
public class AssignedCourse : Entity
{
public decimal Grade { get; set; }
public decimal? Grade { get; set; }
public bool IsActive { get; set; }
public string Term { get; set; }
public Student Student { get; set; }
public Course Course { get; set; }
public Student Student { get; private set; }
public Course Course { get; private set; }
private AssignedCourse() { }
public AssignedCourse(bool isActive, string term)
{
IsActive = isActive;
Term = term;
}
public AssignedCourse(decimal grade, bool isActive, string term)
{
Grade = grade;

6
BrightGlimmer.Domain/Phone.cs
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@@ -8,9 +8,9 @@ namespace BrightGlimmer.Domain
[Table("Phones")]
public class Phone : Entity
{
public PhoneType Type { get; private set; }
public int AreaCode { get; private set; }
public int Number { get; private set; }
public PhoneType Type { get; set; }
public int AreaCode { get; set; }
public int Number { get; set; }
private Phone() { }

4
BrightGlimmer.Domain/Student.cs
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@@ -15,8 +15,8 @@ namespace BrightGlimmer.Domain
public string FirstName { get; set; }
public string MiddleName { get; set; }
public string LastName { get; set; }
public string Email { get; private set; }
public Address Address { get; set; }
public string Email { get; set; }
public Address Address { get; private set; }
public string ProfilePictureUrl { get; set; }
private readonly List<Phone> phones = new List<Phone>();

2
BrightGlimmer.Service/BrightGlimmer.Service.csproj
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@@ -6,8 +6,6 @@
<ItemGroup>
<Folder Include="Interfaces\" />
<Folder Include="Handlers\QueryHandlers\" />
<Folder Include="Queries\" />
</ItemGroup>
<ItemGroup>

2
BrightGlimmer.Service/Commands/CreateStudentCommand.cs
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@@ -1,8 +1,6 @@
using BrightGlimmer.Domain;
using MediatR;
using System;
using System.Collections.Generic;
using System.Text;
namespace BrightGlimmer.Service.Commands
{

3
BrightGlimmer.Service/Handlers/CommandHandlers/CreateStudentCommandHandler.cs
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@@ -2,9 +2,6 @@
using BrightGlimmer.Domain;
using BrightGlimmer.Service.Commands;
using MediatR;
using System;
using System.Collections.Generic;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

30
BrightGlimmer.Service/Handlers/QueryHandlers/GetAllStudentsQueryHandler.cs
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@@ -1,30 +0,0 @@
using BrightGlimmer.Data.Interfaces;
using BrightGlimmer.Domain;
using BrightGlimmer.Services.Queries;
using MediatR;
using Microsoft.EntityFrameworkCore; /* TODO */
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
namespace BrightGlimmer.Services.Handlers.QueryHandlers
{
public class GetAllStudentsQueryHandler : IRequestHandler<GetAllStudentsQuery, IEnumerable<Student>>
{
private readonly IQueryRepository<Student> repository;
public GetAllStudentsQueryHandler(IQueryRepository<Student> repository)
{
this.repository = repository;
}
public async Task<IEnumerable<Student>> Handle(GetAllStudentsQuery request, CancellationToken cancellationToken)
{
return await repository.Get()
.Include(x => x.Phones)
.Include(x => x.Address)
.Include(x => x.AssignedCourses)
.ToListAsync();
}
}
}

24
BrightGlimmer.Service/Handlers/QueryHandlers/GetStudentQueryHandler.cs Normal file
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@@ -0,0 +1,24 @@
using BrightGlimmer.Data.Interfaces;
using BrightGlimmer.Domain;
using BrightGlimmer.Service.Queries;
using MediatR;
using System.Threading;
using System.Threading.Tasks;
namespace BrightGlimmer.Service.Handlers.QueryHandlers
{
public class GetStudentQueryHandler : IRequestHandler<GetStudentQuery, Student>
{
private readonly IQueryRepository<Student> repository;
public GetStudentQueryHandler(IQueryRepository<Student> repository)
{
this.repository = repository;
}
public async Task<Student> Handle(GetStudentQuery request, CancellationToken cancellationToken)
{
return await repository.GetAsync(request.Id);
}
}
}

26
BrightGlimmer.Service/Handlers/QueryHandlers/GetStudentsQueryHandler.cs Normal file
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@@ -0,0 +1,26 @@
using BrightGlimmer.Data.Interfaces;
using BrightGlimmer.Domain;
using BrightGlimmer.Service.Queries;
using MediatR;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
namespace BrightGlimmer.Service.Handlers.QueryHandlers
{
public class GetStudentsQueryHandler : IRequestHandler<GetStudentsQuery, IEnumerable<Student>>
{
private readonly IQueryRepository<Student> repository;
public GetStudentsQueryHandler(IQueryRepository<Student> repository)
{
this.repository = repository;
}
public async Task<IEnumerable<Student>> Handle(GetStudentsQuery request, CancellationToken cancellationToken)
{
return await repository.Get().ToListAsync();
}
}
}

10
BrightGlimmer.Service/Queries/GetAllStudentsQuery.cs
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@@ -1,10 +0,0 @@
using BrightGlimmer.Domain;
using MediatR;
using System.Collections.Generic;
namespace BrightGlimmer.Services.Queries
{
public class GetAllStudentsQuery : IRequest<IEnumerable<Student>>
{
}
}

16
BrightGlimmer.Service/Queries/GetStudentQuery.cs Normal file
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@@ -0,0 +1,16 @@
using BrightGlimmer.Domain;
using MediatR;
using System;
namespace BrightGlimmer.Service.Queries
{
public class GetStudentQuery : IRequest<Student>
{
public Guid Id { get; set; }
public GetStudentQuery(Guid id)
{
Id = id;
}
}
}

10
BrightGlimmer.Service/Queries/GetStudentsQuery.cs Normal file
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@@ -0,0 +1,10 @@
using BrightGlimmer.Domain;
using MediatR;
using System.Collections.Generic;
namespace BrightGlimmer.Service.Queries
{
public class GetStudentsQuery : IRequest<IEnumerable<Student>>
{
}
}