68 lines
2.7 KiB
C#
68 lines
2.7 KiB
C#
using Models;
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using System;
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using System.Collections.Generic;
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using System.Data.SqlClient;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace Logic
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{
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public class AnnouncementManager
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{
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private IAnnouncementRepository announcementRepository;
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public AnnouncementManager(IAnnouncementRepository announcementRepository)
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{
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this.announcementRepository = announcementRepository;
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}
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public List<Announcement> GetAllAnnouncements()
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{
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return announcementRepository.GetAllAnnouncements();
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}
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public Announcement GetAnnouncementById(int id)
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{
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return announcementRepository.GetAnnouncementById(id);
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}
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public List<Announcement> GetAnnouncementsByPage(int p = 0, int c = 10)
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{
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return announcementRepository.GetAnnouncementsByPage(p, c);
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}
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public void CreateAnnouncement(string title, string description, User author, DateTime publishDate, bool isImportant, bool isSticky)
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{
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announcementRepository.CreateAnnouncement(title, description, author, publishDate, isImportant, isSticky);
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}
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public void UpdateAnnouncement(int id, string title, string description, bool isImportant, bool isSticky)
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{
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description += $"{Environment.NewLine}{Environment.NewLine}Updated: {DateTime.Now.ToString("g")}";
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announcementRepository.UpdateAnnouncement(id, title, description, isImportant, isSticky);
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}
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public void DeleteAnnouncement(int id)
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{
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announcementRepository.DeleteAnnouncement(id);
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}
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public List<Announcement> SearchAnnouncements(string query)
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{
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if (string.IsNullOrEmpty(query))
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{
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return new List<Announcement>();
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}
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else
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{
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var match = Regex.Match(query, "(?<=date:)[0-9]{4}-[0-9]{2}-[0-9]{2}");
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DateTime date;
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if (DateTime.TryParse(match.Groups[0].Value, out date))
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{
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query = Regex.Replace(query, "date:[0-9]{4}-[0-9]{2}-[0-9]{2}", "");
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if (string.IsNullOrEmpty(query))
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{
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return announcementRepository.GetAllAnnouncements().Where(x => x.PublishDate.Date == date.Date).ToList();
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}
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else return announcementRepository.SearchAnnouncement(query).Where(x => x.PublishDate.Date == date.Date).ToList();
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}
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else return announcementRepository.SearchAnnouncement(query);
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}
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}
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}
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}
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