// GET api/EntryHasAny
public async Task<int> Get()
{
var currentUser = await this.GetUserInfoAsync();
using (var ctx = new LinquaContext())
{
var result = await ctx.Entries.CountAsync(x => (x.UserId == currentUser.UserEntity.Id || x.ClientAppSpecificUserId == currentUser.AppSpecificMicrosoftUserId) && !x.Deleted);
return result;
}
}
// POST api/EntryLookup
public async Task<Entry> Post(string entryText, string excludeId)
{
//Services.Log.Info("Hello from custom controller!");
using (var ctx = new LinquaContext())
{
var foundEntries = await ctx.Entries
.Where(x => x.Text == entryText && x.Definition != null && (string.IsNullOrEmpty(excludeId) || !Equals(x.Id, excludeId)))
.ToListAsync();
if (foundEntries != null && foundEntries.Count > 0)
{
return foundEntries[0];
}
}
return null;
}
// GET api/RandomEntry
public async Task<IEnumerable<Entry>> Get(int number)
{
var currentUser = await this.GetUserInfoAsync();
var indexGenerator = new Random((int)DateTime.UtcNow.Ticks);
using (var ctx = new LinquaContext())
{
var foundEntries = await ctx.Entries
.Where(x => (x.UserId == currentUser.UserEntity.Id || x.ClientAppSpecificUserId == currentUser.AppSpecificMicrosoftUserId) && !x.Deleted && !x.IsLearnt)
.ToListAsync();
if (foundEntries != null && foundEntries.Count > 0)
{
var randomEntries = new List<Entry>();
var excludeIndices = new HashSet<int>();
number = Math.Min(number, foundEntries.Count);
for (var i = 0; i < number; i++)
{
int randomIndex;
do
{
randomIndex = indexGenerator.Next(0, foundEntries.Count - 1);
} while (excludeIndices.Contains(randomIndex));
excludeIndices.Add(randomIndex);
var randomEntry = foundEntries[randomIndex];
randomEntries.Add(randomEntry);
}
var result = randomEntries.ToArray();
return result;
}
}
return null;
}
private static User GetUserEntity(ProviderCredentials creds)
{
var userId = creds.UserClaims.Single(x => x.Type == ClaimTypes.NameIdentifier).Value;
var cacheKey = UserCacheKeyPrefix + userId;
User user = (User)Cache.Get(cacheKey);
if (user != null)
{
return user;
}
lock (UserLoadLock)
{
using (var dbContext = new LinquaContext())
{
user = dbContext.Users.SingleOrDefault(x => x.MicrosoftAccountId == userId);
const int AttemptsCount = 3;
int attempt = 1;
while (user == null)
{
user = new User(Guid.NewGuid(), userId, creds.UserClaims.SingleOrDefault(x => x.Type == ClaimTypes.Email)?.Value);
dbContext.Users.Add(user);
try
{
dbContext.SaveChanges();
}
catch (Exception)
{
if (attempt > AttemptsCount)
{
throw;
}
dbContext.Users.Remove(user);
attempt++;
}
user = dbContext.Users.SingleOrDefault(x => x.MicrosoftAccountId == userId);
}
}
}
Cache.Set(cacheKey, user, DateTimeOffset.Now.AddHours(12));
return user;
}
