private Upgrade GenerateBranch(int length, string name, string description, int initialCost, int costStep, Action <Player> callback)
{
int cnt = 1;
int cost = initialCost;
var baseUpgrade = new Upgrade($"{name} {cnt}", description, cost, callback);
var cur = baseUpgrade;
Upgrade prev = baseUpgrade;
cost += costStep;
cnt++;
this.upgradeTree.Add(cur);
for (; cnt <= length; cnt++, cost += costStep)
{
cur = new Upgrade(name + cnt, description, cost, callback);
cur.AddDependency(prev);
this.upgradeTree.Add(cur);
prev = cur;
}
return(baseUpgrade);
}
