Init development of post image feature.

1 files changed, 30 insertions, 9 deletions

diff --git a/Timeline/Services/TimelineService.cs b/Timeline/Services/TimelineService.cs
index 379ec8f5..d999587a 100644
--- a/Timeline/Services/TimelineService.cs
+++ b/Timeline/Services/TimelineService.cs
@@ -90,14 +90,14 @@ namespace Timeline.Services
         Task<List<TimelinePostInfo>> GetPosts(string name);

 

         /// <summary>

-        /// Create a new post in timeline.

+        /// Create a new text post in timeline.

         /// </summary>

         /// <param name="name">Username or the timeline name. See remarks of <ssee cref="IBaseTimelineService"/>.</param>

         /// <param name="authorId">The author's id.</param>

-        /// <param name="content">The content.</param>

+        /// <param name="text">The content text.</param>

         /// <param name="time">The time of the post. If null, then use current time.</param>

         /// <returns>The info of the created post.</returns>

-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="name"/> or <paramref name="content"/> is null.</exception>

+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="name"/> or <paramref name="text"/> is null.</exception>

         /// <exception cref="ArgumentException">Thrown when <paramref name="name"/> is illegal. It is not a valid timeline name (for normal timeline service) or a valid username (for personal timeline service).</exception>

         /// <exception cref="TimelineNotExistException">

         /// Thrown when timeline does not exist.

@@ -106,7 +106,27 @@ namespace Timeline.Services
         /// and the inner exception should be a <see cref="UserNotExistException"/>.

         /// </exception>

         /// <exception cref="UserNotExistException">Thrown if user with <paramref name="authorId"/> does not exist.</exception>

-        Task<TimelinePostInfo> CreatePost(string name, long authorId, string content, DateTime? time);

+        Task<TimelinePostInfo> CreateTextPost(string name, long authorId, string text, DateTime? time);

+

+        /// <summary>

+        /// Create a new image post in timeline.

+        /// </summary>

+        /// <param name="name">Username or the timeline name. See remarks of <ssee cref="IBaseTimelineService"/>.</param>

+        /// <param name="authorId">The author's id.</param>

+        /// <param name="data">The image data.</param>

+        /// <param name="time">The time of the post. If null, then use current time.</param>

+        /// <returns>The info of the created post.</returns>

+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="name"/> or <paramref name="text"/> is null.</exception>

+        /// <exception cref="ArgumentException">Thrown when <paramref name="name"/> is illegal. It is not a valid timeline name (for normal timeline service) or a valid username (for personal timeline service).</exception>

+        /// <exception cref="TimelineNotExistException">

+        /// Thrown when timeline does not exist.

+        /// For normal timeline, it means the name does not exist.

+        /// For personal timeline, it means the user of that username does not exist

+        /// and the inner exception should be a <see cref="UserNotExistException"/>.

+        /// </exception>

+        /// <exception cref="UserNotExistException">Thrown if user with <paramref name="authorId"/> does not exist.</exception>

+        /// <exception cref="ImageException">Thrown if data is not a image. Validated by <see cref="ImageValidator"/>.</exception>

+        Task<TimelinePostInfo> CreateImagePost(string name, long authorId, byte[] data, DateTime? time);

 

         /// <summary>

         /// Delete a post

@@ -398,12 +418,12 @@ namespace Timeline.Services
             return posts;

         }

 

-        public async Task<TimelinePostInfo> CreatePost(string name, long authorId, string content, DateTime? time)

+        public async Task<TimelinePostInfo> CreateTextPost(string name, long authorId, string text, DateTime? time)

         {

             if (name == null)

                 throw new ArgumentNullException(nameof(name));

-            if (content == null)

-                throw new ArgumentNullException(nameof(content));

+            if (text == null)

+                throw new ArgumentNullException(nameof(text));

 

             var timelineId = await FindTimelineId(name);

             var timelineEntity = await Database.Timelines.Where(t => t.Id == timelineId).SingleAsync();

@@ -418,7 +438,8 @@ namespace Timeline.Services
             var postEntity = new TimelinePostEntity

             {

                 LocalId = timelineEntity.CurrentPostLocalId,

-                Content = content,

+                ContentType = TimelinePostContentTypes.Text,

+                Content = text,

                 AuthorId = authorId,

                 TimelineId = timelineId,

                 Time = finalTime,

@@ -430,7 +451,7 @@ namespace Timeline.Services
             return new TimelinePostInfo

             {

                 Id = postEntity.LocalId,

-                Content = content,

+                Content = text,

                 Author = author,

                 Time = finalTime,

                 LastUpdated = currentTime