113 lines
4.1 KiB
C#
113 lines
4.1 KiB
C#
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 Dapper;
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using System.Data;
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using System.Windows.Forms;
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using System.Data.SqlClient;
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namespace db_AI_4
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{
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public class DataAccess
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{
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public SqlConnection connection { get; private set; }
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//Read locations from the Database function start
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public List<GetLocations> GetLocations(string LocationName)
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{
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using (IDbConnection connection = new System.Data.SqlClient.SqlConnection(Helper.CnnVal("marketdb")))
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{
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var output = connection.Query<GetLocations>($"SELECT * FROM locations WHERE location_name = '{ LocationName }'").ToList();
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return output;
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}
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}
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//Read locations from the Database function end
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//Registration function start
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public void InsertMember(string Email_address, string Password)
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{
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using (IDbConnection connection = new System.Data.SqlClient.SqlConnection(Helper.CnnVal("marketdb")))
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{
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List<GetMembers> members = new List<GetMembers>();
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members.Add(new GetMembers { email_address = Email_address, password = Password });
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connection.Execute("INSERT INTO dbo.members ( email_address, password)" +
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" VALUES (@Email_address, @Password) ", members);
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}
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}
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//Registration function end
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// Insert Locations into Database start
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public void InsertLocations(string StreetName, int LocationCapacity, string LocationName)
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{
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using (IDbConnection connection = new System.Data.SqlClient.SqlConnection(Helper.CnnVal("marketdb")))
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{
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List<GetLocations> locations = new List<GetLocations>();
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locations.Add(new GetLocations { streetname = StreetName, location_capacity = LocationCapacity, location_name = LocationName });
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connection.Execute("INSERT INTO dbo.locations (streetname, location_capacity, location_name)" +
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" VALUES (@streetName, @location_capacity, @location_name)", locations);
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}
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}
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// Insert Locations into Database end
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// Insert Rents into Database start
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public void InsertRent(string RentDate, string PaymentDate, int MemberID, int RentPriceID )
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{
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using (IDbConnection connection = new System.Data.SqlClient.SqlConnection(Helper.CnnVal("marketdb")))
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{
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List<GetRents> rents = new List<GetRents>();
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rents.Add(new GetRents { rent_date = RentDate, payment_date = PaymentDate, member_id = MemberID, rent_price_id = RentPriceID, });
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connection.Execute("INSERT INTO dbo.rents (rent_date, payment_date, member_id, rent_price_id)" +
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" VALUES (@rent_date, @payment_date, @member_id, @rent_price_id )", rents);
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}
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}
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// Insert Rents into Database end
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//CheckLogin function start
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public void CheckLogin(string Email_address, string Password)
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{
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SqlConnection con = new SqlConnection(Helper.CnnVal("marketdb"));
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con.Open();
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SqlCommand cmd = new SqlCommand($"SELECT * FROM dbo.members WHERE email_address = '{Email_address}' and password = '{Password}'",con);
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SqlDataReader reader;
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reader = cmd.ExecuteReader();
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int count = 0;
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while (reader.Read())
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{
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count += 1;
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}
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if (count == 1)
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{
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MessageBox.Show("It Worked");
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Dashboard dashboard = new Dashboard();
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dashboard.Show();
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}
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else if (count > 0)
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{
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MessageBox.Show("Already existing");
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}
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else
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{
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MessageBox.Show("username or passord not correct");
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}
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//CheckLogin function end
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}
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}
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} |