201 lines
8.1 KiB
C#
201 lines
8.1 KiB
C#
using Demo.Data.RemoteData.RemoteDataBase;
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using Demo.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 Demo.domain.Models;
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namespace Demo.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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_remoteDatabaseContext.PresenceDaos.AddRange(presences.Select(it => new PresenceDao {
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Date = DateOnly.FromDateTime(it.Date),
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IsAttedance = it.IsAttedance,
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LessonNumber = it.LessonNumber,
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UserGuid = it.UserGuid }));
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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
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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.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 void GetGeneralPresenceForGroup(int groupId)
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{
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var presences = _remoteDatabaseContext.PresenceDaos
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.Where(p => p.GroupId == groupId)
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.OrderBy(p => p.LessonNumber)
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.ToList();
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var distinctDates = presences
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.Select(p => p.Date)
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.Distinct()
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.ToList();
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int lessonCount = 0;
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double totalAttendance = 0;
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DateOnly previousDate = DateOnly.MinValue;
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HashSet<Guid> userGuids = new HashSet<Guid>();
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foreach (var presence in presences)
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{
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userGuids.Add(presence.UserGuid);
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if (presence.Date != previousDate)
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{
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previousDate = presence.Date;
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lessonCount++;
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}
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if (presence.IsAttedance)
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{
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totalAttendance++;
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}
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}
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Console.WriteLine($"Человек в группе: {userGuids.Count}, " +
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$"Количество проведённых занятий: {lessonCount}, " +
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$"Общий процент посещаемости группы: {totalAttendance / (userGuids.Count * distinctDates.Count) * 100}%");
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// Подготовка для расчета посещаемости каждого пользователя
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List<UserAttendance> userAttendances = new List<UserAttendance>();
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foreach (var userGuid in userGuids)
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{
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var userPresences = presences.Where(p => p.UserGuid == userGuid);
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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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userAttendances.Add(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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}
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// Вывод информации по каждому пользователю
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foreach (var user in userAttendances)
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{
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if (user.AttendanceRate < 40)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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}
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Console.WriteLine($"GUID Пользователя: {user.UserGuid}, " +
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$"Посетил: {user.Attended}, " +
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$"Пропустил: {user.Missed}, " +
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$"Процент посещаемости: {user.AttendanceRate}%");
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Console.ForegroundColor = ConsoleColor.White;
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}
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}
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public void UpdateAtt(Guid UserGuid, int groupId, int firstLesson, int lastLesson, DateOnly date, bool isAttendance)
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{
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// Находим все записи по UserId, GroupId, LessonNumber (в диапазоне) и дате
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var presences = _remoteDatabaseContext.PresenceDaos
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.Where(p => p.UserGuid == UserGuid
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&& p.GroupId == groupId
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&& p.LessonNumber >= firstLesson
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&& p.LessonNumber <= lastLesson
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&& p.Date == date)
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.ToList();
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if (presences.Any())
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{
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// Обновляем значение IsAttendance для всех найденных записей
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foreach (var presence in presences)
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{
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presence.IsAttedance = isAttendance;
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}
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_remoteDatabaseContext.SaveChanges(); // Сохраняем изменения в базе данных
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Console.WriteLine($"Статус посещаемости для пользователя {UserGuid} с {firstLesson} по {lastLesson} урок обновлён.");
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}
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else
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{
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Console.WriteLine($"Посещаемость для пользователя ID: {UserGuid} на дату {date.ToShortDateString()} с {firstLesson} по {lastLesson} уроки не найдена.");
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}
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}
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}
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}
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