/// <summary>
/// Gets a random <see cref="GridCell"/> object in the current map.
/// </summary>
/// <returns>a random grid cell</returns>
public GridCell FindRandomCell()
{
int x = RandomNumber.UpTo(Size.Width - 1);
int y = RandomNumber.UpTo(Size.Height - 1);
return(this.gridCells[x, y]);
}
/// <summary>
/// Gets a <see cref="VillageGoody"/> from the factory.
/// </summary>
/// <returns></returns>
public static VillageGoody GetGoody(Village village, Unit explorer)
{
if (village == null)
{
throw new ArgumentNullException("village");
}
if (explorer == null)
{
throw new ArgumentNullException("explorer");
}
int r = RandomNumber.UpTo(7);
VillageGoody goody = new EmptyGoody(village.TribeName);
switch (r)
{
case 0:
goody = new EmptyGoody(village.TribeName);
break;
case 1:
goody = new GoldGoody(village.TribeName, GetGoldAmount());
break;
case 2:
goody = new UnitGoody(village.TribeName, GetUnit(explorer));
break;
case 3:
goody = new SettlerGoody(village.TribeName, GetSettler(explorer));
break;
case 4:
goody = new TechnologyGoody(village.TribeName, GetTechnology(explorer.ParentCountry));
break;
case 5:
goody = new BarbarianGoody(village.TribeName, GetBarbarian(explorer));
break;
case 6:
goody = new CityGoody(village.TribeName, GetCity(village, explorer));
break;
case 7:
goody = new MapGoody(village.TribeName);
break;
}
return(goody);
}
/// <summary>
/// Attempts to steal a random technolgy from the foreign country.
/// </summary>
/// <returns></returns>
public EspionageResult StealTechnology()
{
if (!this.hasEmbassy)
{
throw new InvalidOperationException(ServerResources.EmbassyRequired);
}
if (!this.hasSpy)
{
throw new InvalidOperationException(ServerResources.SpyRequired);
}
if (this.foreignCountry.Government.Fallback)
{
return(EspionageResult.ImmuneToEspionage);
}
NamedObjectCollection <Technology> candidateTechs = new NamedObjectCollection <Technology>();
Technology stolenTech;
int randIdx = RandomNumber.UpTo(75);
if (randIdx >= 75)
{
//failure.
bool spyCaught;
//50 percent chance of spy being caught
randIdx = RandomNumber.UpTo(50);
spyCaught = (randIdx >= 50);
if (spyCaught)
{
this.hasSpy = false;
this.foreignCountry.CaptureSpy(this, EspionageAction.StealTechnology, false, null);
return(EspionageResult.SpyCaught);
}
else
{
return(EspionageResult.Failure);
}
}
foreach (Technology foreignTech in this.foreignCountry.AcquiredTechnologies)
{
if (!this.parentCountry.AcquiredTechnologies.Contains(foreignTech))
{
candidateTechs.Add(foreignTech);
}
}
randIdx = RandomNumber.UpTo(candidateTechs.Count - 1);
stolenTech = candidateTechs[randIdx];
this.parentCountry.AcquiredTechnologies.Add(stolenTech);
return(EspionageResult.Success);
}
//Returns a Resource reference for the given cell. Chances are,
//this will be null.
private Resource FindResourceForCell(GridCell cell)
{
int randResult = RandomNumber.UpTo(10);
Resource resouce = null;
if (randResult == 5) //10% chance of this happening.
{
List <Resource> possibleResources = FindPossibleResourcesForTerrain(cell.Terrain);
if (possibleResources.Count > 0)
{
int index = RandomNumber.Between(0, possibleResources.Count - 1);
resouce = possibleResources[index];
}
}
return(resouce);
}
/// <summary>
/// Gets a random land-based cell on the map.
/// </summary>
/// <returns></returns>
public GridCell FindRandomDryCell()
{
int idx = RandomNumber.UpTo(this.dryCells.Count - 1);
return(this.dryCells[idx]);
}
