internal static int CheckisAvaiable(string input, string source)
{
string[] separators = new string[] { " " };
string[] inputarr = input.Split(separators, StringSplitOptions.RemoveEmptyEntries);
string[] idvarr = source.Split(separators, StringSplitOptions.RemoveEmptyEntries);
List <string> idvList = new List <string>(idvarr);
int min = 1000;
foreach (string inputIdv in inputarr)
{
if (idvList.IndexOf(inputIdv) != -1)
{
min = Math.Min(min, Levenshtein_Distance.Distance(input, source));
}
}
if (min != 1000)
{
return((int)(min * 0.8));
}
min = 1000;
foreach (string inputIdv in inputarr)
{
foreach (string idv in idvList)
{
if (Levenshtein_Distance.Distance(inputIdv, idv) <= idv.Length / 3)
{
min = Math.Min(min, Levenshtein_Distance.Distance(input, source));
}
}
}
if (min != 1000)
{
return((int)(min * 1.2));
}
if (Levenshtein_Distance.Distance(source, input) <= source.Length / 2)
{
return(Levenshtein_Distance.Distance(source, input));
}
return(-1);
}
/// <summary>
/// Tìm sách có sặn trong thư viện
/// </summary>
/// <param name="sDTO"></param>
/// <returns></returns>
public List <sachDTO> TimSach(sachDTO sDTO)
{
List <sachDTO> list = new List <sachDTO>();
List <sachDTO> result = new List <sachDTO>();
string tensach = sDTO.Tensach;
string theloai = sDTO.Theloai;
string tacgia = sDTO.Tacgia;
string nhaxuatban = sDTO.Nxb;
string masach;
if (sDTO.Masach == -1)
{
masach = "";
}
else
{
masach = sDTO.Masach.ToString();
}
if (tensach == null)
{
tensach = "";
}
if (theloai == null)
{
theloai = "";
}
if (tacgia == null)
{
tacgia = "";
}
if (nhaxuatban == null)
{
nhaxuatban = "";
}
int max_masach_distance = masach.ToString().Length / 2;
int max_name_distance = tensach.Length / 2;
int max_author_distance = tacgia.Length / 2;
int max_publishcompany_distance = nhaxuatban.Length / 2;
sachDAL saxDAL = new sachDAL();
sachDTO temp = new sachDTO();
list = DanhSachSach();
//if(masach != "")
//if (saxDAL.isSach(sDTO.Masach,ref temp))
//{
// result.Add(temp);
//}
if (masach != "")
{
if (saxDAL.isSach(sDTO.Masach))
{
foreach (sachDTO sax in list)
{
if (sax.Masach == int.Parse(masach))
{
result.Add(sax);
return(result);
}
}
}
}
if (tensach != "")
{
List <ResultItem> item = new List <ResultItem>();
foreach (sachDTO sa in list)
{
int check = TimKiemBUS.CheckisAvaiable(tensach, sa.Tensach);
if (check != -1)
{
ResultItem rItem;
rItem.mark = check;
rItem.sach = sa;
item.Add(rItem);
}
}
item.Sort((s1, s2) => s1.mark.CompareTo(s2.mark));
foreach (ResultItem i in item)
{
result.Add(i.sach);
}
}
if (theloai != "")
{
foreach (sachDTO sach in list)
{
if (sach.Theloai == theloai)
{
if (result.IndexOf(sach) == -1)
{
result.Add(sach);
}
}
}
}
if (tacgia != "")
{
foreach (sachDTO sach in list)
{
if (TimKiemBUS.CheckisAvaiable(tacgia, sach.Tacgia) != -1)
{
if (result.IndexOf(sach) == -1)
{
result.Add(sach);
}
}
}
}
if (nhaxuatban != "")
{
foreach (sachDTO sach in list)
{
if (Levenshtein_Distance.Distance(sach.Nxb, nhaxuatban) <= sach.Nxb.Length)
{
if (result.IndexOf(sach) == -1)
{
result.Add(sach);
}
}
}
}
return(result);
}
internal static List <string> TimKiem(string input, List <string> sources)
{
List <resultItem> result = new List <resultItem>();
foreach (string individual in sources)
{
string[] separators = new string[] { " " };
string[] inputarr = input.Split(separators, StringSplitOptions.RemoveEmptyEntries);
string[] idvarr = individual.Split(separators, StringSplitOptions.RemoveEmptyEntries);
List <string> idvList = new List <string>(idvarr);
int min = 1000;
foreach (string inputIdv in inputarr)
{
if (idvList.IndexOf(inputIdv) != -1)
{
min = Math.Min(min, Levenshtein_Distance.Distance(input, individual));
}
}
if (min != 1000)
{
resultItem newiten;
newiten.distance = (int)(min * 0.8);
newiten.individual = individual;
if (newiten.distance < newiten.individual.Length / 2)
{
result.Add(newiten);
}
continue;
}
min = 1000;
foreach (string inputIdv in inputarr)
{
foreach (string idv in idvList)
{
if (Levenshtein_Distance.Distance(inputIdv, idv) <= idv.Length / 3)
{
min = Math.Min(min, Levenshtein_Distance.Distance(input, individual));
}
}
}
if (min != 1000)
{
resultItem newiten;
newiten.distance = (int)(min * 1.2);
newiten.individual = individual;
if (newiten.distance < newiten.individual.Length / 2)
{
result.Add(newiten);
}
continue;
}
if (Levenshtein_Distance.Distance(individual, input) <= individual.Length / 2)
{
resultItem newiten;
newiten.distance = Levenshtein_Distance.Distance(individual, input);
newiten.individual = individual;
if (newiten.distance < newiten.individual.Length / 2)
{
result.Add(newiten);
}
}
}
result.Sort((s1, s2) => s1.distance.CompareTo(s2.distance));
List <string> finalresult = new List <string>();
foreach (resultItem item in result)
{
finalresult.Add(item.individual);
}
return(finalresult);
}
/// <summary>
/// Tìm đọc giả theo tên và số cmnd
/// </summary>
/// <param name="cmnd"> Mã số cmnd </param>
/// <param name="name"> Họ tên bạn đọc </param>
/// <returns></returns>
public List <docgiaDTO> TimDocGia(string cmnd, string name)
{
//cmnd = cmnd.Replace(" ", "");
if (cmnd == null)
{
cmnd = "";
}
if (name == null)
{
name = "";
}
List <docgiaDTO> result = new List <docgiaDTO>();
List <docgiaDTO> danhsach = this.DanhSachDocGia();
docgiaDAL docgiaDAL = new docgiaDAL();
if (cmnd != "")
{
if (docgiaDAL.isDocGia(int.Parse(cmnd)))
{
foreach (docgiaDTO dg in danhsach)
{
if (dg.MaThe == int.Parse(cmnd))
{
result.Add(dg);
return(result);
}
}
}
else
{
foreach (docgiaDTO dg in danhsach)
{
if (Levenshtein_Distance.Distance(dg.MaThe.ToString(), cmnd) <= (MAX_LEVENSTEIN_DISTANCE / 2))
{
if (result.IndexOf(dg) == -1)
{
result.Add(dg);
}
}
}
}
}
if (name != "")
{
List <ResultItem> item = new List <ResultItem>();
foreach (docgiaDTO dg in danhsach)
{
int check = TimKiemBUS.CheckisAvaiable(name, dg.HoTen);
if (check != -1)
{
ResultItem rItem;
rItem.mark = check;
rItem.docgia = dg;
item.Add(rItem);
}
}
item.Sort((s1, s2) => s1.mark.CompareTo(s2.mark));
foreach (ResultItem i in item)
{
result.Add(i.docgia);
}
}
return(result);
}
