public async Task <Result <bool, Error> > TryAddMarriage(ulong user1, ulong user2)
=> await _soraTransactor.TryDoInTransactionAsync(async context =>
{
this.OrderUserIdsRef(ref user1, ref user2);
// Check if already exists
var marr = await context.Marriages.FirstOrDefaultAsync(x => x.Partner1Id == user1 && x.Partner2Id == user2);
if (marr != null)
{
return(new Result <bool, Error>(new Error("You are already married to this person")));
}
// Make sure users exists :)
await context.Users.GetOrCreateUserNoSaveAsync(user1);
await context.Users.GetOrCreateUserNoSaveAsync(user2);
var user1Count = await this.GetUserMarriageCount(user1);
var user2Count = await this.GetUserMarriageCount(user2);
if (user1Count >= _MAX_MARRIAGES || user2Count >= _MAX_MARRIAGES)
{
return(new Result <bool, Error>(new Error("Marriage limit has been reached")));
}
// Otherwise we create it
var marriage = new Marriage()
{
Partner1Id = user1,
Partner2Id = user2,
PartnerSince = DateTime.UtcNow
};
context.Marriages.Add(marriage);
await context.SaveChangesAsync();
return(true);
}).ConfigureAwait(false);
public async Task <bool> TryUnboxWaifus(ulong userid, List <Waifu> waifus, uint boxCost)
{
return(await _soraTransactor.TryDoInTransactionAsync(async context =>
{
var user = await context.Users.FindAsync(userid).ConfigureAwait(false);
if (user == null)
{
return false;
}
// check if enough money
if (user.Coins < boxCost)
{
return false;
}
// Remove money
user.Coins -= boxCost;
// Give waifus
foreach (var waifu in waifus)
{
var userWaifu = user.UserWaifus.FirstOrDefault(x => x.WaifuId == waifu.Id);
if (userWaifu != null)
{
userWaifu.Count++;
continue;
}
// otherwise we have to add it
userWaifu = new UserWaifu(userid, waifu.Id, 1);
user.UserWaifus.Add(userWaifu);
}
await context.SaveChangesAsync().ConfigureAwait(false);
return true;
}).ConfigureAwait(false));
}
public async Task <bool> TryTakeAmount(ulong userId, uint amount)
{
return(await _soraTransactor.TryDoInTransactionAsync(async context =>
{
var user = await context.Users.FindAsync(userId).ConfigureAwait(false);
if (user.Coins < amount)
{
return false;
}
user.Coins -= amount;
await context.SaveChangesAsync().ConfigureAwait(false);
return true;
}).ConfigureAwait(false));
}
public async Task <bool> SetGuildPrefix(ulong id, string prefix)
{
// let's at least test this
if (string.IsNullOrWhiteSpace(prefix))
{
return(false);
}
return(await _soraTransactor.TryDoInTransactionAsync(async context =>
{
var guild = await GetOrSetAndGetGuild(id, context).ConfigureAwait(false);
guild.Prefix = prefix;
await context.SaveChangesAsync().ConfigureAwait(false);
return true;
}).ConfigureAwait(false));
}