public static PointBank GetPointBank(string bank)
{
PointBank pointBank = null;
var doc = DatabaseUtils.FindMongoDocument("_id", bank, "pointBanks");
if (doc != null)
{
pointBank = BsonSerializer.Deserialize <PointBank>(doc);
}
return(pointBank);
}
public async Task PayLoan(int amount, [Remainder] string bank)
{
var user = Context.User;
UserInfo userInfo = ObjectUtils.GetUserInformation(user.Id);
PointBank pointBank = ObjectUtils.GetPointBank(bank.ToLower());
var loans = Util.CheckIfUserHasLoan(Context.User.Id);
foreach (var loan in loans)
{
if (bank.Equals(loan.Key))
{
if (userInfo.points < amount)
{
await ReplyAsync($"{user.Username} has {userInfo.points}.\nYou cannot pay {amount}.");
return;
}
else if (amount > loan.Value)
{
await ReplyAsync($"Loan is {loan.Value}.\nYou cannot pay {amount}.");
return;
}
else if (amount < 1)
{
await ReplyAsync($"You cannot pay less than 1 point.");
return;
}
else if (amount.Equals(loan.Value))
{
DatabaseUtils.DecrementDocument(user.Id, "points", amount);
pointBank.currentLoans.Remove(user.Id.ToString());
Util.UpdateArray("_id", pointBank._id, "currentLoans", user.Id.ToString(), pointBank, "pointBanks", false);
await ReplyAsync($"Loan paid back in full to {pointBank._id}");
return;
}
else
{
DatabaseUtils.DecrementDocument(user.Id, "points", amount);
pointBank.currentLoans[user.Id.ToString()] -= amount;
Util.UpdateArray("_id", pointBank._id, "currentLoans", user.Id.ToString(), pointBank, "pointBanks", false);
await ReplyAsync($"Payment on loan made.\nRemaining balance {pointBank.currentLoans[user.Id.ToString()]}");
return;
}
}
}
await ReplyAsync("You do not have a loan out for this bank.");
}
public async Task GetBankInfo([Remainder] string bank)
{
EmbedBuilder embed = new EmbedBuilder();
PointBank pointBank = ObjectUtils.GetPointBank(bank.ToLower());
if (pointBank.Equals(null))
{
await ReplyAsync($"{bank} does not exist");
}
else
{
embed.Title = pointBank._id;
embed.AddField("Money in vault", pointBank.currentCredits, true);
embed.AddField("Interest Rate", $"{pointBank.interestRate * 100}%", true);
embed.Color = Color.Purple;
}
await ReplyAsync(embed : embed.Build());
}
public static Dictionary <string, int> CheckIfUserHasLoan(ulong user)
{
DatabaseUtils.ChangeCollection("pointBanks");
Dictionary <string, int> currentLoans = new Dictionary <string, int>();
using (var cursor = DatabaseUtils.MyMongoCollection.Find(new BsonDocument()).ToCursor()) {
while (cursor.MoveNext())
{
foreach (var doc in cursor.Current)
{
var docArray = doc.FirstOrDefault(x => x.Name == "currentLoans").Value.AsBsonDocument;
if (docArray.Contains(user.ToString()))
{
PointBank pointBank = BsonSerializer.Deserialize <PointBank>(doc);
currentLoans.Add(pointBank._id, pointBank.currentLoans.Values.First());
}
}
}
}
return(currentLoans);
}
public async Task TakeLoan(int amount, [Remainder] string bank)
{
var user = Context.User;
UserInfo userInfo = ObjectUtils.GetUserInformation(user.Id);
PointBank pointBank = ObjectUtils.GetPointBank(bank.ToLower());
EmbedBuilder embed = new EmbedBuilder();
if (Util.CheckIfUserHasLoan(user.Id) != null)
{
await ReplyAsync("You already have a loan out for this bank!");
return;
}
if (amount < pointBank.minWithdrawal)
{
await ReplyAsync($"Cannot take out a loan less than {pointBank.minWithdrawal} points!");
}
else if (amount > pointBank.currentCredits)
{
await ReplyAsync($"Cannot take out a loan which exceeds the amount of money in the vault!\nCurrent money in the vault is {pointBank.currentCredits}");
}
else
{
int loanBalance = (int)(amount * (1 + pointBank.interestRate));
pointBank.currentLoans.Add(user.Id.ToString(), loanBalance);
var dict = new BsonDocument {
{ user.Id.ToString(), loanBalance }
};
Util.UpdateArray("_id", pointBank._id, "currentLoans", dict, pointBank, "pointBanks");
DatabaseUtils.IncrementDocument(Context.User.Id, "points", amount);
DatabaseUtils.DecrementDocument(pointBank._id, "currentCredits", amount, "pointBanks");
embed.Title = "Succesful loan approval!";
embed.Color = Color.Green;
embed.AddField($"{Context.User.ToString()} points", userInfo.points + amount);
embed.AddField($"{pointBank._id}'s vault value", pointBank.currentCredits - amount);
await ReplyAsync(embed : embed.Build());
}
}
public static void UpdateArray(string filterField, string filterCriteria, string arrayField, object arrayCriteria, PointBank bank, string collectionName = "userData", bool newLoan = true)
{
var doc = DatabaseUtils.FindMongoDocument(filterField, filterCriteria, collectionName);
if (doc != null)
{
var docArray = doc.FirstOrDefault(x => x.Name == arrayField).Value.AsBsonDocument;
if (newLoan)
{
if (docArray.Contains(arrayCriteria.ToString()))
{
Logger.Log(new LogMessage(LogSeverity.Warning, MethodBase.GetCurrentMethod().DeclaringType.FullName + ".UpdateArray", $"Array already contains {arrayCriteria}"));
return;
}
}
var filter = DatabaseUtils.FilterMongoDocument(filterField, filterCriteria, collectionName);
var update = Builders <BsonDocument> .Update.Set("currentLoans", bank.currentLoans);
DatabaseUtils.MyMongoCollection.FindOneAndUpdateAsync(filter, update);
}
}
