protected internal bool TryGetOfferAcceptance(ILegalPerson offeror, ILegalPerson offeree)
{
Offer = Contract.Offer;
Acceptance = Contract.Acceptance(Contract.Offer);
if (Offer == null)
{
AddReasonEntry($"there is no offer from {offeror.Name}");
return(false);
}
if (Acceptance == null)
{
AddReasonEntry($"there is no return promise or performance given by {offeree.Name}");
return(false);
}
return(true);
}
public override bool IsValid(params ILegalPerson[] persons)
{
var offeror = this.Offeror(persons);
var offeree = this.Offeree(persons);
if (offeree == null || offeror == null)
{
return(false);
}
if (IsSoughtByOfferor == null)
{
AddReasonEntry($"{nameof(IsSoughtByOfferor)} is null");
return(false);
}
if (IsGivenByOfferee == null)
{
AddReasonEntry($"{nameof(IsGivenByOfferee)} is null");
return(false);
}
var promise = Contract.Offer;
var returnPromise = Contract.Acceptance(promise);
if (returnPromise == null)
{
AddReasonEntry($"{nameof(returnPromise)} is null");
return(false);
}
if (!IsSoughtByOfferor(offeror, returnPromise))
{
AddReasonEntry($"the return promise is not what {offeror.Name} wants");
return(false);
}
if (!IsGivenByOfferee(offeree, promise))
{
AddReasonEntry($"the offer is not what the {offeree.Name} wants");
return(false);
}
var valPredicate = IsValueInEyesOfLaw ?? (o => true);
if (!valPredicate(promise))
{
AddReasonEntry($"The promise given by {offeror.Name} has no value in the eyes-of-the-law.");
return(false);
}
if (!valPredicate(returnPromise))
{
AddReasonEntry($"The return promise given by {offeree.Name} has no value in the eyes-of-the-law.");
return(false);
}
var illusionPredicate = IsIllusoryPromise ?? (o => false);
if (illusionPredicate(promise))
{
AddReasonEntry($"The promise given by {offeror.Name} is illusory - it is not a promise at all.");
return(false);
}
if (illusionPredicate(returnPromise))
{
AddReasonEntry($"The return promise given by {offeree.Name} is illusory - it is not a promise at all.");
return(false);
}
var existingDutyPredicate = IsExistingDuty ?? (o => false);
if (existingDutyPredicate(promise))
{
AddReasonEntry($"The promise given by {offeror.Name} is an existing duty and cannot be bargained with nor for.");
return(false);
}
if (existingDutyPredicate(returnPromise))
{
AddReasonEntry($"The return promise given by {offeree.Name} is an existing duty and cannot be bargained with nor for.");
return(false);
}
return(true);
}
