/// <summary>
/// Adds a new entry to the timeline.
/// </summary>
/// <param name="createMessage">The entry to add.</param>
/// <returns></returns>
public async Task Post(CreateTimelineEntry createMessage)
{
UserInfo userEntity = await GetUserInfoAsync();
HttpStatusCode result = await TimelineOperations.AddTimelineEntryAsync(createMessage, DbContext, userEntity);
result.ThrowHttpResponseExceptionIfNotSuccessful();
}
public static async Task<HttpStatusCode> AddTimelineEntryAsync(
CreateTimelineEntry createMessage,
ApplicationDbContext dbContext,
UserInfo userEntity)
{
if (string.IsNullOrWhiteSpace(createMessage?.Message))
{
return HttpStatusCode.BadRequest;
}
var text = await TextOperations.CreateTextAsync(dbContext, createMessage.Message);
var timelineEntity = new TimelineEntry
{
UserId = userEntity.UserInfoId,
Message = text
};
if (createMessage.MediaIds != null && createMessage.MediaIds.Count > 0)
{
MediaAlbum timelineAlbum = await EnsureTimelinePhotoAlbumExistsAsync(dbContext, userEntity);
timelineEntity.Media = new List<TimelineEntryMedia>();
int sequence = 0;
var includedMedia = new List<UserMedia>();
foreach (int id in createMessage.MediaIds)
{
UserMedia mediaEntity = await dbContext.UserMedias
.SingleAsync(um => um.UserMediaId == id);
if (mediaEntity.UserId != userEntity.UserInfoId)
{
// Only allowed to post your own images here
return HttpStatusCode.BadRequest;
}
includedMedia.Add(mediaEntity);
mediaEntity.MediaAlbum = timelineAlbum;
var mediaEntry =
new TimelineEntryMedia
{
Media = mediaEntity,
Sequence = sequence++,
TimelineEntry = timelineEntity
};
dbContext.TimelineEntryMedia.Add(mediaEntry);
timelineEntity.Media.Add(mediaEntry);
}
foreach (UserMedia media in includedMedia)
{
if (media.State == UserMediaState.UploadedButUnused)
{
media.State = UserMediaState.InUse;
}
}
}
dbContext.UserTexts.Add(text);
dbContext.TimelineEntries.Add(timelineEntity);
await dbContext.SaveChangesAsync();
await UserOperations.NotifyMentionsAsync(
dbContext, "Timeline Entry", userEntity.UserInfoId, text);
await SearchOperations.IndexTimelineMessageAsync(timelineEntity);
return HttpStatusCode.OK;
}