public async Task BuyAsync(string ticker, int quantity)
{
if (quantity < 1)
{
await ReplyAsync("Invalid quantity. Must be greater than 0");
return;
}
var upperTicker = ticker.ToUpperInvariant();
RonStock stock = RonStockMarketService.GetStock(upperTicker);
if (stock == null)
{
await ReplyAsync($"Stock {upperTicker} doesn't exist.");
return;
}
int cost = stock.Price * quantity * -1;
UserRonStock usr = await GameService.GetUserRonStockAsync(Context.User, upperTicker);
if (!await GameService.AddRonPoints(Context.User, cost))
{
await ReplyAsync($"Can't Afford to buy {quantity} shares of {upperTicker} for {cost} rp.");
return;
}
if (usr == null)
{
usr = new UserRonStock()
{
UserID = Context.User.Id, Symbol = upperTicker, Quantity = quantity
};
await GameService.AddUserRonStock(usr);
}
else
{
usr.Quantity += quantity;
await GameService.UpdateUserRonStock(usr);
}
await ReplyAsync($"Bought {quantity} shares of {upperTicker} for {cost} rp.");
}