private static void CreateTeam(FootballEntities context, string teamName, Country country, League league)
{
Team team;
if (country == null)
{
team = context.Teams.FirstOrDefault(t => (t.Country == null) && t.TeamName == teamName);
}
else
{
team = context.Teams.FirstOrDefault(
t => t.Country.CountryName == country.CountryName && t.TeamName == teamName);
}
if (team == null)
{
team = new Team { TeamName = teamName, Country = country };
context.Teams.Add(team);
context.SaveChanges();
Console.WriteLine(
"Created team: {0} ({1})",
team.TeamName,
country != null ? team.Country.CountryName : "no country");
if (league != null)
{
team.Leagues.Add(league);
context.SaveChanges();
Console.WriteLine("Added team to league: {0}", league.LeagueName);
}
}
else
{
Console.WriteLine(
"Existing team: {0} ({1})",
team.TeamName,
country != null ? team.Country.CountryName : "no country");
if (league != null)
{
if (!team.Leagues.Any(l => l.LeagueName == league.LeagueName))
{
team.Leagues.Add(league);
context.SaveChanges();
Console.WriteLine("Added team to league: {0}", league.LeagueName);
}
else
{
Console.WriteLine("Existing team in league: {0}", league.LeagueName);
}
}
}
}
public static void Main(string[] args)
{
var xmlParrent = new Stack<string>();
using (XmlReader reader = new XmlTextReader("../../leagues-and-teams.xml"))
{
var context = new FootballEntities();
League league = null;
int counter = 0;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.Name != "team")
{
if (reader.Name == "league")
{
counter++;
Console.WriteLine("Processing league #{0}", counter);
}
xmlParrent.Push(reader.Name);
}
else
{
var teamName = reader.GetAttribute("name");
if (teamName == null)
{
Console.WriteLine("Team name is mandatory");
}
else
{
Country country = null;
var countryName = reader.GetAttribute("country");
if (countryName != null)
{
country = GetOrCreateCountry(context, countryName);
}
CreateTeam(context, teamName, country, league);
}
}
}
if (reader.NodeType == XmlNodeType.Text)
{
if (xmlParrent.Peek() == "league-name")
{
var leagueName = reader.Value;
league = context.Leagues.FirstOrDefault(l => l.LeagueName == leagueName);
if (league != null)
{
Console.WriteLine("Existing league: {0}", league.LeagueName);
}
else
{
league = new League { LeagueName = leagueName };
context.SaveChanges();
Console.WriteLine("Created league: {0}", leagueName);
}
}
}
if (reader.NodeType == XmlNodeType.EndElement)
{
if (reader.Name == "league")
{
league = null;
Console.WriteLine();
}
if (reader.Name != "team")
{
xmlParrent.Pop();
}
}
}
}
}
