public bool GiveAward(int userId, int awardId)
{
var awards = this.GetAll();
User userToUpdate = UserAwardDao.GetUserById(userId);
Award awardToGive = awards.FirstOrDefault(a => a.Id == awardId);
if (userToUpdate == null || awardToGive == null)
{
return(false);
}
string userIdTemplate = $"{userToUpdate.Id}{InfoSeparator}";
string awardIdTemplate = $"{awardToGive.Id}{AwardsSeparator}";
Action appendAllText = () => File.AppendAllText(UserAwardsFilePath, $"{userIdTemplate}{awardIdTemplate}{Environment.NewLine}");
if (File.Exists(UserAwardsFilePath))
{
bool hasUser = false;
bool hasAward = false;
int lineNumber = 0;
CheckUserAwards(userIdTemplate, awardIdTemplate, ref hasUser, ref hasAward, ref lineNumber);
if (!hasUser)
{
appendAllText();
}
else if (hasUser && !hasAward)
{
var userAwards = File.ReadAllLines(UserAwardsFilePath);
userAwards[lineNumber - 1] += awardIdTemplate;
File.WriteAllLines(UserAwardsFilePath, userAwards);
}
}
else
{
appendAllText();
}
return(true);
}
public bool TakeAward(int userId, int awardId)
{
var awards = this.GetAll();
User userToUpdate = UserAwardDao.GetUserById(userId);
Award awardToTake = awards.FirstOrDefault(a => a.Id == awardId);
if (userToUpdate == null || awardToTake == null)
{
return(false);
}
string userIdTemplate = $"{userToUpdate.Id}{InfoSeparator}";
string awardIdTemplate = $"{awardToTake.Id}{AwardsSeparator}";
if (File.Exists(UserAwardsFilePath))
{
bool hasUser = false;
bool hasAward = false;
int lineNumber = 0;
CheckUserAwards(userIdTemplate, awardIdTemplate, ref hasUser, ref hasAward, ref lineNumber);
if (hasUser && hasAward)
{
var userAwards = File.ReadAllLines(UserAwardsFilePath);
userAwards[lineNumber - 1] = userAwards[lineNumber - 1]
.Replace(awardIdTemplate, string.Empty);
File.WriteAllLines(UserAwardsFilePath, userAwards);
return(true);
}
}
return(false);
}
public User GetById(int id)
{
return(UserAwardDao.GetUserById(id));
}