220 lines
8.8 KiB
C#
220 lines
8.8 KiB
C#
using data.RemoteData.RemoteDataBase;
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using data.RemoteData.RemoteDataBase.DAO;
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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 domain.Models;
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using Microsoft.EntityFrameworkCore;
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namespace data.Repository
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{
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public class SQLPresenceRepositoryImpl : IPresenceRepository
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{
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private readonly RemoteDatabaseContext _remoteDatabaseContext;
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public SQLPresenceRepositoryImpl(RemoteDatabaseContext remoteDatabaseContext)
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{
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_remoteDatabaseContext = remoteDatabaseContext;
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}
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public void SavePresence(List<PresenceLocalEntity> presences)
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{
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foreach (var presence in presences)
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{
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// Проверяем, существует ли запись с указанными датой, пользователем и номером занятия
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var existing = _remoteDatabaseContext.PresenceDaos.FirstOrDefault(p =>
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p.Date == DateOnly.FromDateTime(presence.Date) &&
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p.UserGuid == presence.UserGuid &&
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p.LessonNumber == presence.LessonNumber);
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if (existing == null)
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{
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// Добавляем запись, если её не существует
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_remoteDatabaseContext.PresenceDaos.Add(new PresenceDao
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{
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Date = DateOnly.FromDateTime(presence.Date),
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IsAttedance = presence.IsAttedance,
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LessonNumber = presence.LessonNumber,
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UserGuid = presence.UserGuid
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});
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}
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else
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{
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// Обновляем запись, если она уже существует
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existing.IsAttedance = presence.IsAttedance;
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}
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}
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// Сохраняем все изменения в базе данных
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_remoteDatabaseContext.SaveChanges();
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}
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public void AddPresence(PresenceLocalEntity presence)
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{
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if (presence == null) throw new ArgumentNullException(nameof(presence));
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var newPresence = new PresenceDao
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{
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Date = DateOnly.FromDateTime(presence.Date),
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UserGuid = presence.UserGuid,
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LessonNumber = presence.LessonNumber,
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IsAttedance = presence.IsAttedance
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};
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_remoteDatabaseContext.PresenceDaos.Add(newPresence);
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}
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public List<PresenceLocalEntity> GetPresenceByGroup(int groupId)
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{
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return _remoteDatabaseContext.PresenceDaos.Include(user => user.UserDao)
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.Where(p => p.UserDao != null && p.UserDao.GroupID == groupId) // Проверяем на null перед использованием
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.Select(p => new PresenceLocalEntity
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{
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Date = p.Date.ToDateTime(TimeOnly.MinValue),
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UserGuid = p.UserGuid,
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LessonNumber = p.LessonNumber,
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IsAttedance = p.IsAttedance
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})
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.ToList();
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}
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public List<PresenceLocalEntity> GetPresenceByGroupAndDate(int groupId, DateTime date)
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{
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return _remoteDatabaseContext.PresenceDaos
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.Where(p => p.UserDao != null && p.UserDao.GroupID == groupId && p.Date == DateOnly.FromDateTime(date))
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.Select(p => new PresenceLocalEntity
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{
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Date = p.Date.ToDateTime(TimeOnly.MinValue),
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UserGuid = p.UserGuid,
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LessonNumber = p.LessonNumber,
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IsAttedance = p.IsAttedance
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})
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.ToList();
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}
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public void MarkUserAsAbsent(Guid userGuid, int firstLessonNumber, int lastLessonNumber)
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{
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foreach (var lesson in Enumerable.Range(firstLessonNumber, lastLessonNumber - firstLessonNumber + 1))
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{
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var presence = _remoteDatabaseContext.PresenceDaos.FirstOrDefault(p =>
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p.UserGuid == userGuid &&
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p.LessonNumber == lesson);
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if (presence != null)
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{
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presence.IsAttedance = false; // Помечаем как отсутствующего
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}
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}
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}
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public DateOnly? GetLastDateByGroupId(int groupId)
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{
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// Проверяем наличие записей о посещаемости в базе данных для данной группы.
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var lastDate = _remoteDatabaseContext.PresenceDaos
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.Where(p => p.UserDao.GroupID == groupId)
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.OrderByDescending(p => p.Date)
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.Select(p => p.Date)
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.FirstOrDefault();
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return lastDate == default ? (DateOnly?)null : lastDate;
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}
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public GroupPresenceSummary GetGeneralPresenceForGroup(int groupId)
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{
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var presences = _remoteDatabaseContext.PresenceDaos
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.Where(p => p.UserDao.GroupID == groupId)
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.OrderBy(p => p.Date).ThenBy(p => p.LessonNumber)
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.ToList();
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// Уникальные пары "дата + номер занятия"
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var distinctLessonDates = presences
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.Select(p => new { p.Date, p.LessonNumber })
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.Distinct()
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.ToList();
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int lessonCount = distinctLessonDates.Count;
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// Считаем количество уникальных пользователей в группе
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var userGuids = presences
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.Select(p => p.UserGuid)
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.Distinct()
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.ToHashSet();
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// Подсчитываем общее количество посещений и общее количество возможных посещений
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double totalAttendance = presences.Count(p => p.IsAttedance);
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double totalPossibleAttendance = userGuids.Count * lessonCount;
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var userAttendances = userGuids.Select(userGuid =>
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{
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var userPresences = presences.Where(p => p.UserGuid == userGuid).ToList();
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double attended = userPresences.Count(p => p.IsAttedance);
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double missed = userPresences.Count(p => !p.IsAttedance);
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return new UserAttendance
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{
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UserGuid = userGuid,
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Attended = attended,
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Missed = missed,
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AttendanceRate = (attended / (attended + missed)) * 100
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};
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}).ToList();
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// Рассчитываем общий процент посещаемости группы
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double totalAttendancePercentage = (totalAttendance / totalPossibleAttendance) * 100;
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return new GroupPresenceSummary
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{
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UserCount = userGuids.Count,
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LessonCount = lessonCount,
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TotalAttendancePercentage = totalAttendancePercentage,
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UserAttendances = userAttendances
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};
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}
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public bool UpdateAtt(Guid UserGuid, int groupId, int firstLesson, int lastLesson, DateOnly date, bool isAttendance)
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{
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var presences = _remoteDatabaseContext.PresenceDaos
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.Where(p => p.UserGuid == UserGuid && p.UserDao.GroupID == groupId &&
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p.LessonNumber >= firstLesson && p.LessonNumber <= lastLesson && p.Date == date)
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.ToList();
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if (presences.Any())
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{
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foreach (var presence in presences)
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{
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presence.IsAttedance = isAttendance;
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}
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_remoteDatabaseContext.SaveChanges();
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return true; // Успех
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}
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return false; // Данные не найдены
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}
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public List<PresenceDao> GetAttendanceByGroup(int groupId)
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{
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// Получаем пользователей указанной группы
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var userGuidsInGroup = _remoteDatabaseContext.Users
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.Where(u => u.GroupID == groupId)
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.Select(u => u.Guid)
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.ToList();
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// Фильтруем посещаемость по пользователям из этой группы
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return _remoteDatabaseContext.PresenceDaos
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.Where(p => userGuidsInGroup.Contains(p.UserGuid))
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.Select(p => new PresenceDao
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{
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UserGuid = p.UserGuid,
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Id = p.Id,
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Date = p.Date,
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LessonNumber = p.LessonNumber,
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IsAttedance = p.IsAttedance
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})
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.ToList();
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}
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}
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}
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