public DebtsRegister(
TablesDbContext dbc,
TablesDbContextForReader rdbc,
IPersonDebtsRegister personDebtsRegister,
IPersonDebtsRegisterReader personDebtsRegisterReader,
IPairDebtsRegister pairDebtsRegister,
IPairDebtsRegisterReader pairDebtsRegisterReader,
IDebtDealsRegister debtDealsRegister,
IDebtDealsRegisterReader debtDealsRegisterReader,
IAchieversRegister achieversRegister,
IAchieversRegisterReader achieversRegisterReader
)
{
this.dbc = dbc;
this.rdbc = rdbc;
this.Person = personDebtsRegister;
this.personDebtsRegisterReader = personDebtsRegisterReader;
this.Pairs = pairDebtsRegister;
this.pairDebtsRegisterReader = pairDebtsRegisterReader;
this.Deals = debtDealsRegister;
this.debtDealsRegisterReader = debtDealsRegisterReader;
this.Achievers = achieversRegister;
this.achieversRegisterReader = achieversRegisterReader;
}
public PairDebtsRegister(
TablesDbContext dbc,
TablesDbContextForReader rdbc,
IDebtDealsRegister debtDealsRegister
)
{
this.dbc = dbc;
this.rdbc = rdbc;
debtDealsRegister.DebtDealReceived += this.OnDebtDealReceived;
}
public AchieversRegister(
TablesDbContext dbc,
TablesDbContextForReader rdbc,
IMongoCollection <AchieversDoc> achieversCollection,
IDebtDealsRegister debtDealsRegister,
IPersonDebtsRegister personDebtsRegister
)
{
this.dbc = dbc;
this.rdbc = rdbc;
this.mongoCollection = achieversCollection;
this.personDebtsRegister = personDebtsRegister;
debtDealsRegister.DebtDealReceived += this.OnDebtDealReceived;
debtDealsRegister.DebtDealAdded += this.OnDebtDealAdded;
this.ByID = new AchieversByID(() => this.currentAchieversDoc);
this.InitializeDocument();
}
MakeDeals
(
IRegister rwRoot,
TablesDbContextForReader rdbc,
string giverId, string takerId, string thirdId,
decimal totalAmount, uint countOfPaybacks,
string logIndent
)
{
IDebtDealsRegister rwDebtDeals = rwRoot.Debts.Deals;
long creditDebtDealId = rwDebtDeals.Add(new DebtDealRow {
Time = DateTime.Now,
GiverId = giverId, TakerId = takerId,
Amount = totalAmount
});
decimal amountPaidBack = 0;
decimal accruedRepayError = 0;
var paybackDebtDealIds = new List <long>();
for (uint n = 0; n < countOfPaybacks; n++)
{
uint nPaybacksLeft = countOfPaybacks - n;
decimal dueAmount = totalAmount - amountPaidBack;
if (dueAmount < DebtConstants.ValueEpsilon)
{
throw new InvalidOperationException(
$"got too small dueAmount: {dueAmount}");
}
string logIndent2 = logIndent + logIndent;
this.output.WriteLine($"{logIndent}n = {n}:");
this.output.WriteLine($"{logIndent2}dueAmount = {dueAmount}");
decimal minPaybackLimit
= Math.Max(
dueAmount / nPaybacksLeft / 10
, DebtConstants.ValueEpsilon * nPaybacksLeft);
decimal maxPaybackLimit
= dueAmount
- minPaybackLimit * (countOfPaybacks - n);
decimal paybackAmount
= (decimal)(new Random().NextDouble())
* (maxPaybackLimit - minPaybackLimit)
+ minPaybackLimit;
this.output.WriteLine(
$"{logIndent2}paybackAmount = {paybackAmount}");
if (n == countOfPaybacks - 1)
{
paybackAmount = rwRoot.Debts.Pairs
.GetCurrentDebt(giverId, takerId);
this.output.WriteLine(
$"{logIndent2}corrected last paybackAmount = "
+ paybackAmount);
}
long paybackDebtDealId = rwDebtDeals.Add(new DebtDealRow {
Time = DateTime.Now,
GiverId = takerId, TakerId = giverId,
Amount = paybackAmount
});
paybackDebtDealIds.Add(paybackDebtDealId);
amountPaidBack += paybackAmount;
accruedRepayError
+= DebtConstants.ValueRelativeError * amountPaidBack;
}
Assert.InRange(
Math.Abs(amountPaidBack - totalAmount),
0, accruedRepayError);
return(creditDebtDealId, paybackDebtDealIds.ToArray());
}
