Split front and back end.

1 files changed, 219 insertions, 0 deletions

diff --git a/BackEnd/Timeline/Models/Http/Timeline.cs b/BackEnd/Timeline/Models/Http/Timeline.cs
new file mode 100644
index 00000000..a81b33f5
--- /dev/null
+++ b/BackEnd/Timeline/Models/Http/Timeline.cs
@@ -0,0 +1,219 @@
+using AutoMapper;

+using Microsoft.AspNetCore.Mvc;

+using Microsoft.AspNetCore.Mvc.Infrastructure;

+using Microsoft.AspNetCore.Mvc.Routing;

+using System;

+using System.Collections.Generic;

+using Timeline.Controllers;

+

+namespace Timeline.Models.Http

+{

+    /// <summary>

+    /// Info of post content.

+    /// </summary>

+    public class TimelinePostContentInfo

+    {

+        /// <summary>

+        /// Type of the post content.

+        /// </summary>

+        public string Type { get; set; } = default!;

+        /// <summary>

+        /// If post is of text type. This is the text.

+        /// </summary>

+        public string? Text { get; set; }

+        /// <summary>

+        /// If post is of image type. This is the image url.

+        /// </summary>

+        public string? Url { get; set; }

+        /// <summary>

+        /// If post has data (currently it means it's a image post), this is the data etag.

+        /// </summary>

+        public string? ETag { get; set; }

+    }

+

+    /// <summary>

+    /// Info of a post.

+    /// </summary>

+    public class TimelinePostInfo

+    {

+        /// <summary>

+        /// Post id.

+        /// </summary>

+        public long Id { get; set; }

+        /// <summary>

+        /// Content of the post. May be null if post is deleted.

+        /// </summary>

+        public TimelinePostContentInfo? Content { get; set; }

+        /// <summary>

+        /// True if post is deleted.

+        /// </summary>

+        public bool Deleted { get; set; }

+        /// <summary>

+        /// Post time.

+        /// </summary>

+        public DateTime Time { get; set; }

+        /// <summary>

+        /// The author. May be null if the user has been deleted.

+        /// </summary>

+        public UserInfo? Author { get; set; } = default!;

+        /// <summary>

+        /// Last updated time.

+        /// </summary>

+        public DateTime LastUpdated { get; set; } = default!;

+    }

+

+    /// <summary>

+    /// Info of a timeline.

+    /// </summary>

+    public class TimelineInfo

+    {

+        /// <summary>

+        /// Unique id.

+        /// </summary>

+        public string UniqueId { get; set; } = default!;

+        /// <summary>

+        /// Title.

+        /// </summary>

+        public string Title { get; set; } = default!;

+        /// <summary>

+        /// Name of timeline.

+        /// </summary>

+        public string Name { get; set; } = default!;

+        /// <summary>

+        /// Last modified time of timeline name.

+        /// </summary>

+        public DateTime NameLastModifed { get; set; } = default!;

+        /// <summary>

+        /// Timeline description.

+        /// </summary>

+        public string Description { get; set; } = default!;

+        /// <summary>

+        /// Owner of the timeline.

+        /// </summary>

+        public UserInfo Owner { get; set; } = default!;

+        /// <summary>

+        /// Visibility of the timeline.

+        /// </summary>

+        public TimelineVisibility Visibility { get; set; }

+#pragma warning disable CA2227 // Collection properties should be read only

+        /// <summary>

+        /// Members of timeline.

+        /// </summary>

+        public List<UserInfo> Members { get; set; } = default!;

+#pragma warning restore CA2227 // Collection properties should be read only

+        /// <summary>

+        /// Create time of timeline.

+        /// </summary>

+        public DateTime CreateTime { get; set; } = default!;

+        /// <summary>

+        /// Last modified time of timeline.

+        /// </summary>

+        public DateTime LastModified { get; set; } = default!;

+

+#pragma warning disable CA1707 // Identifiers should not contain underscores

+        /// <summary>

+        /// Related links.

+        /// </summary>

+        public TimelineInfoLinks _links { get; set; } = default!;

+#pragma warning restore CA1707 // Identifiers should not contain underscores

+    }

+

+    /// <summary>

+    /// Related links for timeline.

+    /// </summary>

+    public class TimelineInfoLinks

+    {

+        /// <summary>

+        /// Self.

+        /// </summary>

+        public string Self { get; set; } = default!;

+        /// <summary>

+        /// Posts url.

+        /// </summary>

+        public string Posts { get; set; } = default!;

+    }

+

+    public class TimelineInfoLinksValueResolver : IValueResolver<Timeline, TimelineInfo, TimelineInfoLinks>

+    {

+        private readonly IActionContextAccessor _actionContextAccessor;

+        private readonly IUrlHelperFactory _urlHelperFactory;

+

+        public TimelineInfoLinksValueResolver(IActionContextAccessor actionContextAccessor, IUrlHelperFactory urlHelperFactory)

+        {

+            _actionContextAccessor = actionContextAccessor;

+            _urlHelperFactory = urlHelperFactory;

+        }

+

+        public TimelineInfoLinks Resolve(Timeline source, TimelineInfo destination, TimelineInfoLinks destMember, ResolutionContext context)

+        {

+            var actionContext = _actionContextAccessor.AssertActionContextForUrlFill();

+            var urlHelper = _urlHelperFactory.GetUrlHelper(actionContext);

+

+            return new TimelineInfoLinks

+            {

+                Self = urlHelper.ActionLink(nameof(TimelineController.TimelineGet), nameof(TimelineController)[0..^nameof(Controller).Length], new { source.Name }),

+                Posts = urlHelper.ActionLink(nameof(TimelineController.PostListGet), nameof(TimelineController)[0..^nameof(Controller).Length], new { source.Name })

+            };

+        }

+    }

+

+    public class TimelinePostContentResolver : IValueResolver<TimelinePost, TimelinePostInfo, TimelinePostContentInfo?>

+    {

+        private readonly IActionContextAccessor _actionContextAccessor;

+        private readonly IUrlHelperFactory _urlHelperFactory;

+

+        public TimelinePostContentResolver(IActionContextAccessor actionContextAccessor, IUrlHelperFactory urlHelperFactory)

+        {

+            _actionContextAccessor = actionContextAccessor;

+            _urlHelperFactory = urlHelperFactory;

+        }

+

+        public TimelinePostContentInfo? Resolve(TimelinePost source, TimelinePostInfo destination, TimelinePostContentInfo? destMember, ResolutionContext context)

+        {

+            var actionContext = _actionContextAccessor.AssertActionContextForUrlFill();

+            var urlHelper = _urlHelperFactory.GetUrlHelper(actionContext);

+

+            var sourceContent = source.Content;

+

+            if (sourceContent == null)

+            {

+                return null;

+            }

+

+            if (sourceContent is TextTimelinePostContent textContent)

+            {

+                return new TimelinePostContentInfo

+                {

+                    Type = TimelinePostContentTypes.Text,

+                    Text = textContent.Text

+                };

+            }

+            else if (sourceContent is ImageTimelinePostContent imageContent)

+            {

+                return new TimelinePostContentInfo

+                {

+                    Type = TimelinePostContentTypes.Image,

+                    Url = urlHelper.ActionLink(

+                        action: nameof(TimelineController.PostDataGet),

+                        controller: nameof(TimelineController)[0..^nameof(Controller).Length],

+                        values: new { Name = source.TimelineName, Id = source.Id }),

+                    ETag = $"\"{imageContent.DataTag}\""

+                };

+            }

+            else

+            {

+                throw new InvalidOperationException(Resources.Models.Http.Exception.UnknownPostContentType);

+            }

+        }

+    }

+

+    public class TimelineInfoAutoMapperProfile : Profile

+    {

+        public TimelineInfoAutoMapperProfile()

+        {

+            CreateMap<Timeline, TimelineInfo>().ForMember(u => u._links, opt => opt.MapFrom<TimelineInfoLinksValueResolver>());

+            CreateMap<TimelinePost, TimelinePostInfo>().ForMember(p => p.Content, opt => opt.MapFrom<TimelinePostContentResolver>());

+            CreateMap<TimelinePatchRequest, TimelineChangePropertyRequest>();

+        }

+    }

+}