/// <summary>
/// Checks if the "extended" requirements that change due to expressions.
/// </summary>
/// <param name="contract">The contract</param>
/// <returns>Whether the contract can be offered.</returns>
public bool MeetExtendedRequirements(ConfiguredContract contract, ContractType contractType)
{
LoggingUtil.LogLevel origLogLevel = LoggingUtil.logLevel;
try
{
// Turn tracing on
if (trace)
{
LoggingUtil.logLevel = LoggingUtil.LogLevel.VERBOSE;
LoggingUtil.LogWarning(this, "Tracing enabled for contract type " + name);
}
// Hash check
if (contract.ContractState == Contract.State.Offered && contract.hash != hash)
{
throw new ContractRequirementException("Contract definition changed.");
}
// Check prestige
if (prestige.Count > 0 && !prestige.Contains(contract.Prestige))
{
throw new ContractRequirementException("Wrong prestige level.");
}
// Do a Research Bodies check, if applicable
ResearchBodiesCheck(contract);
// Check special values are not null
if (contract.contractType == null)
{
foreach (KeyValuePair <string, DataValueInfo> pair in dataValues)
{
// Only check if it is a required value
if (pair.Value.required)
{
CheckRequiredValue(pair.Key);
}
}
}
if (contract.contractType == null || contract.ContractState == Contract.State.Generated || contract.ContractState == Contract.State.Withdrawn)
{
// Check for unique values against other contracts of the same type
foreach (KeyValuePair <string, DataNode.UniquenessCheck> pair in uniquenessChecks.Where(p => contract.uniqueData.ContainsKey(p.Key)))
{
string key = pair.Key;
DataNode.UniquenessCheck uniquenessCheck = pair.Value;
LoggingUtil.LogVerbose(this, "Doing unique value check for " + key);
// Get the active/offered contract lists
IEnumerable <ConfiguredContract> contractList = ConfiguredContract.CurrentContracts.
Where(c => c != null && c.contractType != null && c != contract);
// Add in finished contracts
if (uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ALL || uniquenessCheck == DataNode.UniquenessCheck.GROUP_ALL)
{
contractList = contractList.Union(ContractSystem.Instance.ContractsFinished.OfType <ConfiguredContract>().
Where(c => c != null && c.contractType != null && c != contract));
}
// Filter anything that doesn't have our key
contractList = contractList.Where(c => c.uniqueData.ContainsKey(key));
// Check for contracts of the same type
if (uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ALL || uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ACTIVE)
{
contractList = contractList.Where(c => c.contractType.name == name);
}
// Check for a shared group
else if (contractType.group != null)
{
contractList = contractList.Where(c => c.contractType.group != null && c.contractType.group.name == contractType.group.name);
}
// Shared lack of group
else
{
contractList = contractList.Where(c => c.contractType.group == null);
}
object val = contract.uniqueData[key];
if (val != null)
{
// Special case for vessels - convert to the Guid
Vessel vessel = val as Vessel;
if (vessel != null)
{
val = vessel.id;
}
foreach (ConfiguredContract otherContract in contractList)
{
if (val.Equals(otherContract.uniqueData[key]))
{
throw new ContractRequirementException("Failed on unique value check for key '" + key + "'.");
}
}
}
}
}
// Check the captured requirements
if (!ContractRequirement.RequirementsMet(contract, this, contract.requirements != null ? contract.requirements : requirements))
{
throw new ContractRequirementException("Failed on contract requirement check.");
}
return(true);
}
catch (ContractRequirementException e)
{
LoggingUtil.LogLevel level = contract.ContractState == Contract.State.Active ? LoggingUtil.LogLevel.INFO : contract.contractType != null ? LoggingUtil.LogLevel.DEBUG : LoggingUtil.LogLevel.VERBOSE;
string prefix = contract.contractType != null ? "Cancelling contract of type " + name + " (" + contract.Title + "): " :
"Didn't generate contract of type " + name + ": ";
LoggingUtil.Log(level, this.GetType(), prefix + e.Message);
return(false);
}
catch
{
LoggingUtil.LogError(this, "Exception while attempting to check requirements of contract type " + name);
throw;
}
finally
{
LoggingUtil.logLevel = origLogLevel;
loaded = true;
}
}
protected static T SelectUnique(List <T> input)
{
// Check if there's no values
if (input == null || !input.Any())
{
return(default(T));
}
// Get details from the base parser
ContractType contractType = BaseParser.currentParser.currentDataNode.Root.Factory as ContractType;
string key = BaseParser.currentParser.currentKey;
DataNode.UniquenessCheck uniquenessCheck = contractType.uniquenessChecks.ContainsKey(key) ? contractType.uniquenessChecks[key] : DataNode.UniquenessCheck.NONE;
DataNode dataNode = BaseParser.currentParser.currentDataNode;
// Provide warning of a better method
if (dataNode != null && dataNode.IsDeterministic(key) && (uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ALL || uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ACTIVE))
{
IContractConfiguratorFactory factory = BaseParser.currentParser.currentDataNode.Factory;
LoggingUtil.LogWarning(factory, factory.ErrorPrefix() + ": Consider using a DATA_EXPAND node instead of the SelectUnique function when the values are deterministic - this will cause the player to see the full set of values in mission control before the contract is offered.");
}
// Check for properly uniquness check
if (uniquenessCheck == DataNode.UniquenessCheck.NONE)
{
throw new NotSupportedException("The SelectUnique method can only be used in DATA nodes with the uniquenessCheck attribute set.");
}
// Get the active/offered contract lists
IEnumerable <ConfiguredContract> contractList = ConfiguredContract.CurrentContracts.
Where(c => c != null && c.contractType != null);
// Add in finished contracts
if (uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ALL || uniquenessCheck == DataNode.UniquenessCheck.GROUP_ALL)
{
contractList = contractList.Union(ConfiguredContract.CompletedContracts.
Where(c => c != null && c.contractType != null));
}
// Filter anything that doesn't have our key
contractList = contractList.Where(c => c.uniqueData.ContainsKey(key));
// Check for contracts of the same type
if (uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ALL || uniquenessCheck == DataNode.UniquenessCheck.CONTRACT_ACTIVE)
{
contractList = contractList.Where(c => c.contractType.name == contractType.name);
}
// Check for a shared group
else if (contractType.group != null)
{
contractList = contractList.Where(c => c.contractType.group != null && c.contractType.group.name == contractType.group.name);
}
// Shared lack of group
else
{
contractList = contractList.Where(c => c.contractType.group == null);
}
// Get the valid values
IEnumerable <T> values;
// Special case for vessels
if (typeof(T) == typeof(Vessel))
{
values = input.Where(t => !contractList.Any(c => c.uniqueData[key].Equals(((Vessel)(object)t).id)));
}
else
{
values = input.Where(t => !contractList.Any(c => c.uniqueData[key].Equals(t)));
}
// Make a random selection from what's left
return(values.Skip(r.Next(values.Count())).FirstOrDefault());
}
