public bool IsTransitionPossible(DiplomaticContractState destinationState)
{
bool result = false;
switch (this.State)
{
case DiplomaticContractState.Negotiation:
{
DiplomaticTerm.PropositionMethod propositionMethod = this.GetPropositionMethod();
if (destinationState == DiplomaticContractState.Proposed && propositionMethod == DiplomaticTerm.PropositionMethod.Negotiation)
{
result = this.IsValid();
}
if (destinationState == DiplomaticContractState.Signed && propositionMethod == DiplomaticTerm.PropositionMethod.Declaration)
{
result = this.IsValid();
}
if ((destinationState == DiplomaticContractState.Refused || destinationState == DiplomaticContractState.Ignored) && propositionMethod == DiplomaticTerm.PropositionMethod.Negotiation)
{
result = true;
}
break;
}
case DiplomaticContractState.Proposed:
if (destinationState == DiplomaticContractState.Signed)
{
result = this.IsValid();
}
if (destinationState == DiplomaticContractState.Refused)
{
result = true;
}
if (destinationState == DiplomaticContractState.Negotiation)
{
result = true;
}
if (destinationState == DiplomaticContractState.Ignored)
{
for (int i = 0; i < this.terms.Count; i++)
{
DiplomaticTerm diplomaticTerm = this.terms[i];
Diagnostics.Assert(diplomaticTerm != null);
if (diplomaticTerm.EmpireWhichProvides.Index == this.EmpireWhichProposes.Index && !diplomaticTerm.CanApply(this, new string[0]))
{
result = true;
}
}
}
break;
}
return(result);
}
private bool CanContractBeValidated()
{
if (this.DiplomaticContract.Terms.Count == 0)
{
return(false);
}
float cost = this.ComputeContractCost(this.DiplomaticContract.EmpireWhichProposes);
if (!this.DepartmentOfTheTreasury.CanAfford(cost, SimulationProperties.EmpirePoint))
{
return(false);
}
DiplomaticTerm.PropositionMethod propositionMethod = this.DiplomaticContract.GetPropositionMethod();
return((propositionMethod == DiplomaticTerm.PropositionMethod.Negotiation && this.DiplomaticContract.IsTransitionPossible(DiplomaticContractState.Proposed)) || (propositionMethod == DiplomaticTerm.PropositionMethod.Declaration && this.DiplomaticContract.IsTransitionPossible(DiplomaticContractState.Signed)));
}
