120 lines
4.2 KiB
C#
120 lines
4.2 KiB
C#
using Microsoft.EntityFrameworkCore;
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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.Text;
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using System.Threading.Tasks;
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using UniversityContracts.BindingModels;
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using UniversityContracts.SearchModels;
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using UniversityContracts.StorageContracts;
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using UniversityContracts.ViewModels;
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using UniversityDatabaseImplement.Models;
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namespace UniversityDatabaseImplement.Implements
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{
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public class PlanOfStudyStorage : IPlanOfStudyStorage
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{
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public List<PlanOfStudyViewModel> GetFullList()
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{
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using var context = new UniversityDatabase();
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return context.PlanOfStudys.Select(x => x.GetViewModel).ToList();
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}
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public List<DisciplineViewModel> GetDisciplineFromStudentsFromPlanOfStudys(PlanOfStudySearchModel model)
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{
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using var context = new UniversityDatabase();
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var students = context.Students
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.Where(s => s.PlanOfStudyId == model.Id)
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.Include(s => s.StudentDiscipline)
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.ToList();
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if(students == null)
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{
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return new List<DisciplineViewModel>();
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}
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// Получаем список дисциплин, которые соответствуют условиям поиска в модели PlanOfStudySearchModel
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var disciplines = students
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.SelectMany(s => s.StudentDiscipline)
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.Distinct()
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.ToList();
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if (disciplines == null)
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{
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return new List<DisciplineViewModel>();
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}
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// Преобразуем список дисциплин в список DisciplineViewModel и возвращаем его
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return disciplines
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.Select(d => d.Discipline.GetViewModel).ToList();
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}
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public List<PlanOfStudyViewModel> GetFilteredList(PlanOfStudySearchModel model)
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{
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using var context = new UniversityDatabase();
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var query = context.PlanOfStudys
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.Include(x => x.Students)
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.Where(x => x.Id == model.Id)
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.AsQueryable();
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if (model.DateFrom.HasValue && model.DateTo.HasValue)
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{
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query = query.Where(x => model.DateFrom.Value <= x.Date && x.Date <= model.DateTo.Value);
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}
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return new();
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}
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public PlanOfStudyViewModel? GetElement(PlanOfStudySearchModel model)
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{
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if (!model.Id.HasValue)
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{
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return null;
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}
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using var context = new UniversityDatabase();
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return context.PlanOfStudys.Include(x => x.Profile).FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
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}
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public PlanOfStudyViewModel? Insert(PlanOfStudyBindingModel model)
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{
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using var context = new UniversityDatabase();
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var newAttestation = PlanOfStudy.Create(context, model);
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if (newAttestation == null)
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{
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return null;
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}
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context.PlanOfStudys.Add(newAttestation);
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context.SaveChanges();
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return newAttestation.GetViewModel;
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}
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public PlanOfStudyViewModel? Update(PlanOfStudyBindingModel model)
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{
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using var context = new UniversityDatabase();
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var order = context.PlanOfStudys.FirstOrDefault(x => x.Id == model.Id);
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if (order == null)
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{
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return null;
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}
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order.Update(model);
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context.SaveChanges();
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return context.PlanOfStudys.Include(x => x.Profile).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
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}
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public PlanOfStudyViewModel? Delete(PlanOfStudyBindingModel model)
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{
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using var context = new UniversityDatabase();
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var element = context.PlanOfStudys.FirstOrDefault(rec => rec.Id == model.Id);
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if (element != null)
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{
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context.PlanOfStudys.Remove(element);
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context.SaveChanges();
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return element.GetViewModel;
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}
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return null;
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}
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}
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}
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