public List <string> GetTheaterSeats(List <string> inputs)
{
StringBuilder layout = new StringBuilder();
StringBuilder ticketRequests = new StringBuilder();
//Parse the Theater Layout and Ticket Requests
GetLayoutAndTicketRequests(inputs, layout, ticketRequests);
try
{
//Get Theater Layout
TheaterLayout theaterLayout = _theaterSearch.GetTheaterLayout(layout.ToString());
//Get Ticket Requests
List <TheaterRequest> requests = _theaterSearch.GetTicketRequests(ticketRequests.ToString());
//Process Ticket Requests
var listTheaterRequest = _theaterSearch.ProcessTicketRequests(theaterLayout, requests);
//Build Response
return(_theaterSearch.GetSeatInformation(listTheaterRequest));
}
catch (Exception e)
{
Console.WriteLine("Internal Error Occured : " + e.Message);
Console.ReadLine();
}
return(null);
}
//To map theater details to the request object
public void MapTheaterDetails(TheaterLayout layout, TheaterRequest request, TheaterSection section)
{
request.RowNumber = section.RowNumber;
request.SectionNumber = section.SectionNumber;
section.AvailableSeats = section.AvailableSeats - request.RequestedSeats;
layout.UsableSeats = layout.UsableSeats - request.RequestedSeats;
request.IsOk = true;
}
public void ProcessTicketRequests_Test()
{
//Arrange
var theaterLayout = new TheaterLayout()
{
UsableSeats = 10,
TotalSeats = 10,
Sections = new List <TheaterSection>()
{
new TheaterSection()
{
AvailableSeats = 5,
RowNumber = 1,
SectionNumber = 1
},
new TheaterSection()
{
AvailableSeats = 5,
RowNumber = 2,
SectionNumber = 2
}
}
};
var theaterRequest = new List <TheaterRequest>()
{
new TheaterRequest()
{
IsOk = false,
PersonName = "Smith",
RequestedSeats = 5,
RowNumber = 1,
SectionNumber = 1
}
};
Mock <ITheaterSearchHelper> mockTheaterSearchHelper = new Mock <ITheaterSearchHelper>();
TheaterSeatingSearch theaterSeatingSearch = new TheaterSeatingSearch(mockTheaterSearchHelper.Object);
//Act
var result = theaterSeatingSearch.ProcessTicketRequests(theaterLayout, theaterRequest);
//Assert
Assert.AreEqual(result.Count, 1);
}
//Process the layout string and map the theater section
public TheaterLayout GetTheaterLayout(string rawLayout)
{
TheaterLayout theaterLayout = new TheaterLayout();
List <TheaterSection> sectionsList = new List <TheaterSection>();
int totalCapacity = 0;
var rows = rawLayout.Split(new[] { Environment.NewLine }, StringSplitOptions.None);
for (int i = 0; i < rows.Length - 1; i++)
{
var sections = rows[i].Split(null);
for (int j = 0; j < sections.Length; j++)
{
int value;
try
{
value = int.Parse(sections[j]);
}
catch (Exception)
{
throw new Exception(
"'" + sections[j] + "'" + " is invalid section capacity. Please correct it.");
}
totalCapacity = totalCapacity + value;
var section = new TheaterSection
{
RowNumber = i + 1,
SectionNumber = j + 1,
AvailableSeats = value
};
sectionsList.Add(section);
}
}
theaterLayout.TotalSeats = totalCapacity;
theaterLayout.UsableSeats = totalCapacity;
theaterLayout.Sections = sectionsList;
return(theaterLayout);
}
public void GetTheaterSeats_Test()
{
//Arrange
string responseText = "Smith Sorry, we can't handle your party.";
var inputs = new List <string>()
{
"5 5"
};
var theaterSeats = new List <string>()
{
responseText
};
var theaterLayout = new TheaterLayout()
{
UsableSeats = 10,
TotalSeats = 10,
Sections = new List <TheaterSection>()
{
new TheaterSection()
{
AvailableSeats = 5,
RowNumber = 1,
SectionNumber = 1
},
new TheaterSection()
{
AvailableSeats = 5,
RowNumber = 2,
SectionNumber = 2
}
}
};
var theaterRequest = new List <TheaterRequest>()
{
new TheaterRequest()
{
IsOk = false,
PersonName = "Smith",
RequestedSeats = 100,
RowNumber = 1,
SectionNumber = 1
}
};
Mock <ITheaterSearch> mockITheaterSearch = new Mock <ITheaterSearch>();
//Act
mockITheaterSearch.Setup(x => x.GetTheaterLayout(It.IsAny <string>())).Returns(theaterLayout);
mockITheaterSearch.Setup(x => x.GetTicketRequests(It.IsAny <string>())).Returns(theaterRequest);
mockITheaterSearch
.Setup(x => x.ProcessTicketRequests(It.IsAny <TheaterLayout>(), It.IsAny <List <TheaterRequest> >()))
.Returns(theaterRequest);
mockITheaterSearch.Setup((x => x.GetSeatInformation(It.IsAny <List <TheaterRequest> >()))).Returns(theaterSeats);
TheaterSeat theaterSeat = new TheaterSeat(mockITheaterSearch.Object);
var result = theaterSeat.GetTheaterSeats(inputs);
//Assert
Assert.AreEqual(result.FirstOrDefault(), responseText);
}
//Process the Ticket Requests and Layout
public List <TheaterRequest> ProcessTicketRequests(TheaterLayout layout, List <TheaterRequest> requests)
{
for (int i = 0; i < requests.Count; i++)
{
TheaterRequest request = requests[i];
if (request.IsOk)
{
continue;
}
if (request.RequestedSeats > layout.UsableSeats)
{
request.RowNumber = -2;
request.SectionNumber = -2;
continue;
}
var sections = layout.Sections;
foreach (var section in sections)
{
if (request.RequestedSeats == section.AvailableSeats)
{
_theaterSearchHelper.MapTheaterDetails(layout, request, section);
break;
}
if (request.RequestedSeats < section.AvailableSeats)
{
int requestNo = _theaterSearchHelper.FindComplementRequest(requests,
section.AvailableSeats - request.RequestedSeats, i);
if (requestNo == -1)
{
int sectionNo = _theaterSearchHelper.FindSectionByAvailableSeats(sections, request.RequestedSeats);
if (sectionNo >= 0)
{
TheaterSection perfectSection = sections[sectionNo];
_theaterSearchHelper.MapTheaterDetails(layout, request, perfectSection);
break;
}
_theaterSearchHelper.MapTheaterDetails(layout, request, section);
break;
}
_theaterSearchHelper.MapTheaterDetails(layout, request, section);
TheaterRequest complementRequest = requests[requestNo];
_theaterSearchHelper.MapTheaterDetails(layout, complementRequest, section);
break;
}
}
if (!request.IsOk)
{
request.RowNumber = -1;
request.SectionNumber = -1;
}
}
return(requests);
}
