-
Notifications
You must be signed in to change notification settings - Fork 0
/
HotelBooking.cs
210 lines (203 loc) · 8.25 KB
/
HotelBooking.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Session3
{
public partial class HotelBooking : Form
{
List<BookingTable> dgvlist = new List<BookingTable>();
string hotelname;
int hotelID;
User LoggedIn;
int Totalpeople;
public HotelBooking(User user, int hotelid, string hotelname)
{
LoggedIn = user;
hotelID = hotelid;
this.hotelname = hotelname;
Initialize();
}
public async void Initialize()
{
InitializeComponent();
date_label.Text = DateTime.Now.ToString("dd'/'MM'/'yy");
using (var db = new Session3Entities())
{
try
{
var h = (from a in db.Hotel_Booking
where a.userIdFK == LoggedIn.userId
select a).First();
MessageBox.Show("Error: Already booked");
this.Close();
}
catch
{
//carry on.
}
try
{
var arrival = (from a in db.Arrivals
where a.userIdFK == LoggedIn.userId
select new { a.numberCompetitors, a.numberDelegate }).First();
hotel_label.Text = hotelname;
people_number.Text = arrival.numberDelegate.ToString();
competitors_number.Text = arrival.numberCompetitors.ToString();
dgvlist = await getInfo(arrival.numberCompetitors, arrival.numberDelegate);
Totalpeople = arrival.numberCompetitors + arrival.numberDelegate;
dataGridView1.DataSource = dgvlist;
updateValuelabel();
}
catch
{
MessageBox.Show("Error, no arrival found");
}
}
}
public void updateValuelabel()
{
valuelabel.Text = (int.Parse(dataGridView1.Rows[0].Cells[4].Value.ToString()) + int.Parse(dataGridView1.Rows[1].Cells[4].Value.ToString())).ToString();
}
public async Task<List<BookingTable>> getInfo(int comp, int delegates)
{
var returnlist = new List<BookingTable>();
using (var db = new Session3Entities())
{
int singlerooms = 0;
int doublerooms = 0;
int i = comp;
while ((i-2) >= 1)
{
i = i - 2;
doublerooms++;
}
singlerooms = i;
singlerooms += delegates;
var hotel = (from d in db.Hotels
where d.hotelId == hotelID
select d).First();
var singlebt = new BookingTable()
{
RoomType = "Single",
AvailableNoOfRooms = hotel.numSingleRoomsTotal - hotel.numSingleRoomsBooked,
RoomRatePerNight = hotel.singleRate,
RoomsRequired = singlerooms,
SubTotal = hotel.singleRate * singlerooms
};
var doublebt = new BookingTable()
{
RoomType = "Double",
AvailableNoOfRooms = hotel.numDoubleRoomsTotal - hotel.numDoubleRoomsBooked,
RoomRatePerNight = hotel.doubleRate,
RoomsRequired = doublerooms,
SubTotal = hotel.doubleRate * doublerooms
};
returnlist.Add(singlebt);
returnlist.Add(doublebt);
}
return returnlist;
}
private void exit_Click(object sender, EventArgs e)
{
this.Close();
}
public class BookingTable
{
public string RoomType { get; set; }
public int RoomRatePerNight { get; set; }
public int AvailableNoOfRooms { get; set; }
public int RoomsRequired { get; set; }
public int SubTotal { get; set; }
}
private void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)
{
refreshDGV();
}
private void refreshDGV()
{
var singlebt = new BookingTable()
{
RoomType = "Single",
AvailableNoOfRooms = dgvlist[0].AvailableNoOfRooms,
RoomRatePerNight = dgvlist[0].RoomRatePerNight,
RoomsRequired = int.Parse(dataGridView1.Rows[0].Cells[3].Value.ToString()),
SubTotal = int.Parse(dataGridView1.Rows[0].Cells[3].Value.ToString()) * dgvlist[0].RoomRatePerNight
};
var doublebt = new BookingTable()
{
RoomType = "Double",
AvailableNoOfRooms = dgvlist[1].AvailableNoOfRooms,
RoomRatePerNight = dgvlist[0].RoomRatePerNight,
RoomsRequired = int.Parse(dataGridView1.Rows[1].Cells[3].Value.ToString()),
SubTotal = int.Parse(dataGridView1.Rows[1].Cells[3].Value.ToString()) * dgvlist[1].RoomRatePerNight
};
dgvlist = new List<BookingTable>();
dgvlist.Add(singlebt);
dgvlist.Add(doublebt);
dataGridView1.DataSource = null;
dataGridView1.DataSource = dgvlist;
updateValuelabel();
}
private async void done_button_Click(object sender, EventArgs e)
{
using(var db = new Session3Entities())
{
if(!(dgvlist[0].RoomsRequired > dgvlist[0].AvailableNoOfRooms))
{
if (!(dgvlist[1].RoomsRequired > dgvlist[1].AvailableNoOfRooms))
{
if (((dgvlist[1].RoomsRequired * 2) + dgvlist[0].RoomsRequired) >= Totalpeople)
{
try
{
Hotel_Booking hb = new Hotel_Booking()
{
bookingId = (from a in db.Hotel_Booking
orderby a.bookingId descending
select a.bookingId).First() + 1,
hotelIdFK = hotelID,
userIdFK = LoggedIn.userId,
numDoubleRoomsRequired = dgvlist[1].RoomsRequired,
numSingleRoomsRequired = dgvlist[0].RoomsRequired
};
db.Hotel_Booking.Add(hb);
await db.SaveChangesAsync();
}
catch
{
Hotel_Booking hb = new Hotel_Booking()
{
bookingId = 1,
hotelIdFK = hotelID,
userIdFK = LoggedIn.userId,
numDoubleRoomsRequired = dgvlist[1].RoomsRequired,
numSingleRoomsRequired = dgvlist[0].RoomsRequired
};
db.Hotel_Booking.Add(hb);
await db.SaveChangesAsync();
}
}
else
{
MessageBox.Show("Not Enough Rooms for arrivals");
}
}
else
{
MessageBox.Show("Error, more rooms requested than available");
}
}
else
{
MessageBox.Show("Error, more rooms requested than available");
}
}
}
}
}