public static CelestialBody GenerateNebula(PhContext db, int distance, Star mainStar)
{
var position = new Position();
// Check for existing Objects that collide
var collision = true;
var radius = Utility.GetOrbitalRadius(distance);
double angle = Utility.RandomNumber(0, 360);
while (collision)
{
position = Utility.GetOrbitalObjectPosition(radius, angle, new Position()
{
X = 0, Y = 0
}, 1);
collision = CheckforSystemCollision(position, mainStar);
}
Nebula nebula = db.CelestialBodySet.Create <Nebula>();
nebula.Star = mainStar;
nebula.Type = GetNebulaType();
nebula.Name = GetSystemBodyName(distance, mainStar.Name);
nebula.Dimension = GetBodyDimension();
nebula.Angle = angle;
nebula.Radius = radius;
return(nebula);
}
public static CelestialBody GeneratePlanet(PhContext db, int distance, Star mainStar)
{
var position = new Position();
// Check for existing Objects that collide
var collision = true;
var radius = Utility.GetOrbitalRadius(distance);
double angle = Utility.RandomNumber(0, 360);
while (collision)
{
position = Utility.GetOrbitalObjectPosition(radius, angle, new Position()
{
X = 0, Y = 0
}, 1);
collision = CheckforSystemCollision(position, mainStar);
}
Planet planet = db.CelestialBodySet.Create <Planet>();
planet.Star = mainStar;
planet.Type = GetPlanetType(distance);
planet.Name = GetSystemBodyName(distance, mainStar.Name);
planet.Dimension = GetBodyDimension();
planet.Angle = angle;
planet.Radius = radius;
GenerateMoons(db, planet, 0, 3);
return(planet);
}
private void GenerateStars()
{
using (var db = PhContext.CreateContext())
{
this.ReportProgress(0, "Generating Stars");
Cluster cluster = db.ClusterSet.FirstOrDefault(x => x.Id == m_clusterId);
Position pos = new Position();
List <Star> stars = new List <Star>();
for (int i = 0; i < m_generationArguments.Amount; i++)
{
string name = string.Empty;
bool starnameExists = true;
while (starnameExists)
{
name = Utility.RandomString(3) + "-" + Utility.RandomNumber(100, 999);
starnameExists = stars.Any(x => x.Name == name);
}
bool collision = true;
var tries = 0;
while (collision)
{
pos.X = Utility.RandomNumber(100, cluster.ExtentX - 100);
pos.Y = Utility.RandomNumber(100, cluster.ExtentY - 100);
collision = stars.Any(s => s.X <pos.X + 200 && s.X> pos.X - 200 && s.Y <pos.Y + 150 && s.Y> pos.Y - 150);
tries++;
if (tries > 1000)
{
break;
}
}
if (tries > 1000)
{
Log.Warning("Exceeded 1000 tries while finding a position for Star " + i + ". Aborting star generation.");
break;
}
Star star = db.CelestialBodySet.Create <Star>();
star.Name = name;
star.Type = Generation.GetStarType();
star.CssClass = Generation.GetStarCssType(star.Type);
star.X = pos.X;
star.Y = pos.Y;
star.Cluster = cluster;
stars.Add(star);
int progress = 100 / m_generationArguments.Amount * (i + 1);
this.ReportProgress(progress, "Generating Stars");
}
db.CelestialBodySet.AddRange(stars);
db.SaveChanges();
}
}
public static string GetVisibleStars(int top, int left, int bottom, int right, Position center)
{
using (PhContext db = PhContext.CreateContext())
{
var visibleStars = db.CelestialBodySet.OfType <Star>().Where(
x => x.X > left && x.Y > top && x.X < right && x.Y < bottom
).Select(x => new { x.Name, X = x.X - center.X, Y = x.Y - center.Y, x.CssClass });
var result = JsonConvert.SerializeObject(new { stars = visibleStars });
return(result);
}
}
private void BackgroundGenerator_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
using (var db = PhContext.CreateContext())
{
var job = db.JobStatusInfoSet.FirstOrDefault(x => x.Key == m_key);
job.Progress = e.ProgressPercentage;
job.Message = e.UserState.ToString();
job.Succeded = false;
db.SaveChanges();
}
}
public static void GenerateMoons(PhContext db, Planet p, int minAmount, int maxAmount)
{
//Determine Number of Moons
int Moons = Utility.RandomNumber(minAmount, maxAmount);
for (int i = 0; i < Moons; i++)
{
Position pos = new Position();
var dim = GetBodyDimension();
double size = dim == Dimension.Large ? 25 : dim == Dimension.Small ? 15 : 20;
double planetSize = p.Dimension == Dimension.Large ? 100 : p.Dimension == Dimension.Small ? 50 : 75;
double radius = planetSize / 2 + 15 + size / 2;
double moonangle = 0;
int count = 0;
// Check for existing Moons that collide
bool collision = true;
bool noMoreSpace = false;
while (collision)
{
// Recalculate angle and position
moonangle = Utility.RandomNumber(45, 315);
pos = Utility.GetMoonPosition(radius, moonangle, p.X, p.Y, 1);
collision = CheckforMoonCollision(pos, p);
// if after 100 tries, there is still a collision no moon will be added
count++;
if (count <= 100)
{
continue;
}
noMoreSpace = true;
collision = false;
}
if (noMoreSpace)
{
continue;
}
//new moon
var moon = db.CelestialBodySet.Create <Moon>();
moon.Planet = p;
moon.Angle = moonangle;
moon.Radius = radius;
moon.Dimension = GetBodyDimension();
moon.Name = p.Name + " Moon " + i + 1;
moon.Type = GetMoonType();
db.CelestialBodySet.Add(moon);
}
}
private void BackgroundGenerator_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
//Save the Completion to the db, ajax call will query the completion
using (var db = PhContext.CreateContext())
{
var job = db.JobStatusInfoSet.FirstOrDefault(x => x.Key == m_key);
Cluster cluster = db.ClusterSet.FirstOrDefault(x => x.Id == m_clusterId);
job.Progress = 100;
job.Message = "Cluster " + m_clusterId + " generated. " + cluster.Stars.Count + " systems created.";
job.Succeded = true;
db.SaveChanges();
}
}
private int CreateCluster()
{
using (var db = PhContext.CreateContext())
{
this.ReportProgress(0, "Create Cluster");
var cluster = db.ClusterSet.Create();
cluster.Name = m_generationArguments.Name;
cluster.ExtentX = m_generationArguments.ExtentX;
cluster.ExtentY = m_generationArguments.ExtentY;
db.ClusterSet.Add(cluster);
db.SaveChanges();
this.ReportProgress(100, "Create Cluster");
return(cluster.Id);
}
}
public static string GetHomeSystem()
{
using (PhContext db = PhContext.CreateContext())
{
//todo get homesystem based on user corp in cluster
var homeSystem = db.CelestialBodySet.OfType <Star>().FirstOrDefault(
x => x.X > 1000 && x.Y > 1000 && x.X < 2000 && x.Y < 2000
);
//var result = JsonConvert.SerializeObject(homeSystem, new JsonSerializerSettings { ReferenceLoopHandling = ReferenceLoopHandling.Ignore });
var result = JsonConvert.SerializeObject(new Star()
{
X = homeSystem.X, Y = homeSystem.Y, Name = homeSystem.Name
});
return(result);
}
}
private void GenerateSystems()
{
using (var db = PhContext.CreateContext())
{
this.ReportProgress(0, "Generating Systems");
var cluster = db.ClusterSet.FirstOrDefault(x => x.Id == m_clusterId);
int progressCount = 0;
foreach (Star star in cluster.Stars)
{
//Determine Number of orbital Celestial Objects
int count = Utility.RandomNumber(0, 5);
if (count == 0)
{
return;
}
//Generate Orbital celestial Objects
for (int i = 0; i < count; i++)
{
CelestialBody body = null;
//Determin Type: Planet 75%, Asteroid 20% or Nebula 5%
var systemObjectType = Generation.GetSystemObjectType();
if (systemObjectType == typeof(Planet))
{
body = Generation.GeneratePlanet(db, i, star);
}
if (systemObjectType == typeof(Asteroid))
{
body = Generation.GenerateAsteroid(db, i, star);
}
if (systemObjectType == typeof(Nebula))
{
body = Generation.GenerateNebula(db, i, star);
}
db.CelestialBodySet.Add(body);
}
progressCount++;
int progress = 100 / cluster.Stars.Count * progressCount;
this.ReportProgress(progress, "Generating Systems");
}
}
}
public static void CreateUser(User user, RoleType roleType)
{
using (var db = PhContext.CreateContext())
{
var crypto = new SimpleCrypto.PBKDF2();
var encrPass = crypto.Compute(user.Password);
var sysUser = db.UserSet.Create();
sysUser.Username = user.Username;
sysUser.Email = user.Email;
sysUser.Password = encrPass;
sysUser.PasswordSalt = crypto.Salt;
sysUser.RoleType = roleType;
db.UserSet.Add(sysUser);
db.SaveChanges();
}
}
public static bool IsUserValid(string name, string password, bool requireAdmin = false)
{
var crypto = new SimpleCrypto.PBKDF2();
var isValid = false;
using (var db = PhContext.CreateContext())
{
var user = db.UserSet.FirstOrDefault(u => (u.Email == name || u.Username == name) && requireAdmin ? u.RoleType == RoleType.Admin : true);
if (user != null)
{
if (user.Password == crypto.Compute(password, user.PasswordSalt))
{
isValid = true;
}
}
}
return(isValid);
}
private bool GenerateJob()
{
using (var db = PhContext.CreateContext())
{
//check if a generation is in progress. if yes return
bool unfinishedJobsExist = db.JobStatusInfoSet.Any(x => x.Progress != 100);
if (unfinishedJobsExist)
{
return(false);
}
//create the new job
var job = db.JobStatusInfoSet.Create();
job.Progress = 0;
job.Key = m_key;
job.Message = "Cluster Generating";
job.Succeded = false;
db.JobStatusInfoSet.Add(job);
db.SaveChanges();
}
return(true);
}
