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SchoolService.cs
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SchoolService.cs
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using NetCoreManualDI.Application.School.Context;
using NetCoreManualDI.Application.School.Dtos;
using NetCoreManualDI.Domain.Core.Courses;
using NetCoreManualDI.Domain.Core.Students;
namespace NetCoreManualDI.Application.School
{
internal sealed class SchoolService : ISchoolService
{
private readonly ISchoolContextWithEvents context;
public SchoolService(Func<ISchoolContextWithEvents> createContext)
{
context = createContext();
}
public void Dispose()
{
context.Dispose();
GC.SuppressFinalize(this);
}
public async Task<IReadOnlyList<CourseDto>> GetAllCourses()
{
var courses = await context.School.Courses.GetAllAsync();
return courses.Select(c => c.ToDto()).ToList();
}
public async Task<IReadOnlyList<StudentDto>> GetAllStudents()
{
var students = await context.School.Students.GetAllAsync();
return students.Select(s => s.ToDto()).ToList();
}
public async Task<CourseDto> RegisterCourse(RegisterCourseDto dto)
{
var course = dto.ToCourse();
context.School.Courses.Register(course);
await context.SaveChangesAndDispatchEventsAsync();
return course.ToDto();
}
public async Task<StudentDto?> RegisterStudent(RegisterStudentDto dto)
{
var student = await dto.ToStudent(context.School.Courses);
if (student == null)
return null;
context.School.Students.Register(student);
await context.SaveChangesAndDispatchEventsAsync();
return student.ToDto();
}
public async Task EnrollStudent(EnrollStudentDto dto)
{
var course = await context.School.Courses.GetByNameAsync(dto.CourseName.ToCourseName());
var student = await context.School.Students.GetByNameAsync(dto.StudentName.ToStudentName());
if (student == null || course == null)
return;
student.EnrollIn(course);
await context.SaveChangesAndDispatchEventsAsync();
}
}
}