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authorcrupest <crupest@outlook.com>2020-07-12 17:19:04 +0800
committerGitHub <noreply@github.com>2020-07-12 17:19:04 +0800
commit3eadcdd9a80e4700d1774b6f0935e3102891e077 (patch)
tree26af588dd559c0ff801106d70c4ba52a4ff6c886 /Timeline/Services/TimelineService.cs
parent712cd6b079138e116a6de5d121b875094087e8a9 (diff)
parentad187b72edc974e1258a058785d879ba8d8afadf (diff)
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Merge pull request #116 from crupest/fix-114
Back-end: Timleine If-Modified-Since and checkUniqueId.
Diffstat (limited to 'Timeline/Services/TimelineService.cs')
-rw-r--r--Timeline/Services/TimelineService.cs50
1 files changed, 50 insertions, 0 deletions
diff --git a/Timeline/Services/TimelineService.cs b/Timeline/Services/TimelineService.cs
index a0d72ad3..eafb0088 100644
--- a/Timeline/Services/TimelineService.cs
+++ b/Timeline/Services/TimelineService.cs
@@ -67,6 +67,32 @@ namespace Timeline.Services
public interface ITimelineService
{
/// <summary>
+ /// Get the timeline last modified time (not include name change).
+ /// </summary>
+ /// <param name="timelineName">The name of the timeline.</param>
+ /// <returns>The timeline info.</returns>
+ /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
+ /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
+ /// <exception cref="TimelineNotExistException">
+ /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
+ /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
+ /// </exception>
+ Task<DateTime> GetTimelineLastModifiedTime(string timelineName);
+
+ /// <summary>
+ /// Get the timeline unique id.
+ /// </summary>
+ /// <param name="timelineName">The name of the timeline.</param>
+ /// <returns>The timeline info.</returns>
+ /// <exception cref="ArgumentNullException">Thrown when <paramref name="timelineName"/> is null.</exception>
+ /// <exception cref="ArgumentException">Throw when <paramref name="timelineName"/> is of bad format.</exception>
+ /// <exception cref="TimelineNotExistException">
+ /// Thrown when timeline with name <paramref name="timelineName"/> does not exist.
+ /// If it is a personal timeline, then inner exception is <see cref="UserNotExistException"/>.
+ /// </exception>
+ Task<string> GetTimelineUniqueId(string timelineName);
+
+ /// <summary>
/// Get the timeline info.
/// </summary>
/// <param name="timelineName">The name of the timeline.</param>
@@ -497,6 +523,30 @@ namespace Timeline.Services
}
}
+ public async Task<DateTime> GetTimelineLastModifiedTime(string timelineName)
+ {
+ if (timelineName == null)
+ throw new ArgumentNullException(nameof(timelineName));
+
+ var timelineId = await FindTimelineId(timelineName);
+
+ var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.LastModified }).SingleAsync();
+
+ return timelineEntity.LastModified;
+ }
+
+ public async Task<string> GetTimelineUniqueId(string timelineName)
+ {
+ if (timelineName == null)
+ throw new ArgumentNullException(nameof(timelineName));
+
+ var timelineId = await FindTimelineId(timelineName);
+
+ var timelineEntity = await _database.Timelines.Where(t => t.Id == timelineId).Select(t => new { t.UniqueId }).SingleAsync();
+
+ return timelineEntity.UniqueId;
+ }
+
public async Task<Models.Timeline> GetTimeline(string timelineName)
{
if (timelineName == null)