public async Task RateBarAsync(int userId, int userRating, int barId)
{
if (await dbContext.BarRating.AnyAsync(p => (p.UserId == userId && p.BarId == barId)))
{
var givenRating = await dbContext.BarRating.FirstOrDefaultAsync(p => (p.UserId == userId && p.BarId == barId));
givenRating.Rating = userRating;
await dbContext.SaveChangesAsync();
await barService.UpdateAverageRatingAsync(barId);
}
else
{
var user = await FindUserByIdAsync(userId);
var bar = await barService.FindBarByIdAsync(barId);
var barRating = new BarRating()
{
User = user,
Bar = bar,
Rating = userRating,
BarName = bar.Name,
UserName = user.UserName
};
await dbContext.BarRating.AddAsync(barRating);
await dbContext.SaveChangesAsync();
await barService.UpdateAverageRatingAsync(barId);
}
}