/// <summary>
/// Check if allowance can be reset, and do so if it's been a day.
/// </summary>
/// <param name="ctx">Database context</param>
/// <param name="su">Server user to check</param>
/// <returns>Current allowance after check</returns>
private static int ResetAllowance(MoetronDBContext ctx, ServerUser su)
{
//If a day has passed since last allowance, reset it
if ((DateTime.UtcNow - su.LastAllowance).TotalDays > 1)
{
su.Allowance = DEFAULT_ALLOWANCE;
su.LastAllowance = DateTime.UtcNow;
ctx.SaveChanges();
}
return su.Allowance;
}
/// <summary>
/// Checks if a user has enough allowance left to give or remove a number of points.
/// </summary>
/// <param name="ctx">Database context</param>
/// <param name="su">Server user to check against</param>
/// <param name="num">Number of points</param>
/// <param name="isGiving">True if giving, false if removing</param>
/// <returns>True if enough allowance left, false otherwise</returns>
private bool CheckAllowanceAmount(MoetronDBContext ctx, ServerUser su, long num, bool isGiving)
{
if (su == null)
return false;
if (num < 1)
return false;
ResetAllowance(ctx, su);
if (isGiving)
{
if (num > su.Allowance)
return false;
}
else
{
if (num * REMOVE_ALLOWANCE_COST > su.Allowance)
return false;
}
return true;
}