void Update()
{
//have power and have tower need power
if (TowerBuildManager._instance.GetCurrentPowerNum() >= 0)
{
foreach (Character chara in TowerBuildManager._instance.GetNeedPowerTowers())
{
//find the provider power tower in the range
foreach (Antenna ant in TowerBuildManager._instance.GetAntennaList())
{
//in the range and the antenna have enough power to translate
if (Vector3.Distance(ant.GetPos(), chara.GetPos()) <= ant.GetAttackRange() &&
((ant.GetMaxPower() - ant.GetCurrentPower()) >= chara.GetNeedPower() ||
chara.GetPowerProvider() != null))
{
currentProviderRemain = ant.GetMaxPower() - ant.GetCurrentPower();
if (largestPowerProvider == -1)
{
largestPowerProvider = currentProviderRemain;
currentAntenna = ant;
}
//if equal, do not change current provider
if (largestPowerProvider == currentProviderRemain && chara.GetPowerProvider() != null)
{
currentAntenna = chara.GetPowerProvider();
}
//find the antenna with the most power
if (largestPowerProvider < currentProviderRemain)
{
largestPowerProvider = currentProviderRemain;
currentAntenna = ant;
}
}
}
//see if there is a antenna can provider power
if (currentAntenna != null && largestPowerProvider != -1)
{
//have not been powered before
if (chara.GetPowerProvider() == null)
{
//use the power
if (TowerBuildManager._instance.GetCurrentPowerNum() - chara.GetNeedPower() >= 0)
{
//provide power to the tower
//set to the antenna provide tower list
currentAntenna.AddToProvidePowerTowerList(chara);
TowerBuildManager._instance.UseCurrentPowerNum(chara.GetNeedPower());
//antenna number decrease
currentAntenna.UsePower(chara.GetNeedPower());
//set the provider antenna
chara.SetPowerProvider(currentAntenna);
}
}
//have powered before
else if (chara.GetPowerProvider() != null)
{
//already powered before
//just change the parent, no need to use power again
//origin provider and current provider
//give back the power to the original provider
chara.GetPowerProvider().AddPower(chara.GetNeedPower());
//remove from the original antenna provide power tower list
chara.GetPowerProvider().RemoveFromProvidePowerTowerList(chara);
//use the power in the new antenna
currentAntenna.UsePower(chara.GetNeedPower());
//set the provider to the new antenna
chara.SetPowerProvider(currentAntenna);
//set to the new antenna provide power tower list
currentAntenna.AddToProvidePowerTowerList(chara);
}
}
//no antenna in the range and if already powered need to return the power
else if (currentAntenna == null && largestPowerProvider != -1)
{
//if already powered need to return the power, set the provider null
if (chara.GetPowerProvider() != null)
{
//return the power to the generator
TowerBuildManager._instance.AddPower(chara.GetNeedPower());
//return power to the antenna
chara.GetPowerProvider().AddPower(chara.GetNeedPower());
//set the provider null
chara.SetPowerProvider(null);
}
//if not powered before and not antenna in the range, do nothing
else if (chara.GetPowerProvider() == null)
{
}
}
currentAntenna = null;
largestPowerProvider = -1;
}
// if(TowerBuildManager._instance.GetAntennaList().Count > 0){
// TowerBuildManager._instance.GetCurrentPowerNum ();
// //has enough power and the current antenna has got no power before
// if( TowerBuildManager._instance.GetCurrentPowerNum () >= antennaNeedPower ){
// ((Antenna)TowerBuildManager._instance.GetAntennaList()[0]).SetCurrentPower(antennaNeedPower);
// ((Antenna)TowerBuildManager._instance.GetAntennaList()[0]).SetAniActive();
// description = "this tower supply power to nearby towers\n"+"Current Power: "+((Antenna)TowerBuildManager._instance.GetAntennaList()[0]).GetCurrentPower();
// //TowerBuildManager._instance.GetAntennaList()[0].Destroy();
// hasPoweredAntenna.Add((TowerBuildManager._instance.GetAntennaList()[0]));
// TowerBuildManager._instance.GetAntennaList().RemoveAt(0);
// TowerBuildManager._instance.UseCurrentPowerNum (antennaNeedPower);
// TowerBuildManager._instance.SetPanel(description);
// }
// }
}
}