/// <summary>
/// 发表评论
/// </summary>
/// <param name="personId">PersonID</param>
/// <param name="blogId">BlogID</param>
/// <param name="content">评论内容</param>
/// <param name="photoContentIds">评论附带图片的ID集合</param>
/// <param name="baseCommentId">被评论的CommentID</param>
/// <returns></returns>
public async Task<CommentDTO> AddCommentAsync(long personId, long blogId, string content, List<long> photoContentIds = null, long? baseCommentId = null)
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
PersonHandler perHandler = new PersonHandler(dbContext);
AvatarHandler avatarHandler = new AvatarHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
//1. 发表评论并返回Comment Entity对象。
var comment = await commentHandler.AddCommentAsync(personId, blogId, content, photoContentIds, baseCommentId);
//2. 将Entity对象Convert为DTO对象。
var commentDto = comment.ToDTO();
//3. 判断Person对象是否为空，如果为空则获取。
if (commentDto.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(comment.PersonID);
if (personEntity != null)
{
commentDto.Person = personEntity.ToDTO();
//3.1 判断头像Url是否已经获取。
if (string.IsNullOrEmpty(commentDto.Person.AvatarUrl))
{
commentDto.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(comment.PersonID);
}
}
}
else
{
//3.2 如果Person对象不为空，判断头像Url是否已经获取。
if (string.IsNullOrEmpty(commentDto.Person.AvatarUrl))
{
commentDto.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(comment.PersonID);
}
}
//4. 判断此评论是否评论了其他的评论。
if(comment.NewCommentXComments != null && comment.NewCommentXComments.Count > 0)
{
commentDto.BaseComment = comment.NewCommentXComments.First().BaseComment.ToDTO();
//4.1 判断Person对象是否为空，如果为空则获取，这里暂时不需要获取Avatar。
if (commentDto.BaseComment.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(comment.NewCommentXComments.First().BaseComment.PersonID);
if (personEntity != null)
{
commentDto.BaseComment.Person = personEntity.ToDTO();
}
}
}
return commentDto;
}
}
/// <summary>
/// 获取Blog的评论
/// </summary>
/// <param name="blogId">BlogID</param>
/// <param name="pageIndex"></param>
/// <param name="pageSize"></param>
/// <returns></returns>
public async Task<Tuple<int, List<CommentDTO>>> GetCommentsAsync(long blogId, int pageIndex, int pageSize)
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
int totalCommentCount = 0;
List<CommentDTO> commentDtoList = null;
PersonHandler perHandler = new PersonHandler(dbContext);
AvatarHandler avatarHandler = new AvatarHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
CommentXContentHandler cxContentHandler = new CommentXContentHandler(dbContext);
CommentXCommentHandler cxCommentHandler = new CommentXCommentHandler(dbContext);
//1. 获取Blog评论列表。
var comments = await commentHandler.GetCommentsAsync(blogId, pageIndex, pageSize);
if (comments.Count > 0)
{
commentDtoList = new List<CommentDTO>();
foreach (var comment in comments)
{
CommentDTO commentDto = comment.ToDTO();
//2. 判断Person对象是否为空，如果为空则获取。
if (commentDto.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(comment.PersonID);
if (personEntity != null)
{
commentDto.Person = personEntity.ToDTO();
//2.1 判断头像Url是否已经获取。
if (string.IsNullOrEmpty(commentDto.Person.AvatarUrl))
{
commentDto.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(comment.PersonID);
}
}
}
else
{
//2.2 如果Person对象不为空，判断头像Url是否已经获取。
if (string.IsNullOrEmpty(commentDto.Person.AvatarUrl))
{
commentDto.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(comment.PersonID);
}
}
//3. 判断Contents集合是否为空，如果为空则获取。
if (commentDto.Contents == null)
{
List<Content> contentList = await cxContentHandler.GetContentsAsync(comment.ID);
if (contentList != null && contentList.Count > 0)
{
commentDto.Contents = new List<ContentDTO>();
foreach (var content in contentList)
{
ContentDTO contentDto = content.ToDTO();
commentDto.Contents.Add(contentDto);
}
}
}
//4. 判断此评论是否评论了其他的评论。
if (commentDto.BaseComment == null)
{
Comment baseComment = await cxCommentHandler.GetBaseCommentByCommentIdAsync(comment.ID);
if (baseComment != null)
{
commentDto.BaseComment = baseComment.ToDTO();
//4.1 判断Person对象是否为空，如果为空则获取，这里暂时不需要获取Avatar。
if (commentDto.BaseComment.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(baseComment.PersonID);
if (personEntity != null)
{
commentDto.BaseComment.Person = personEntity.ToDTO();
}
}
}
}
//5. 获取评论点赞数量Task。
Task<int> likeCountTask = GetCommentLikeCountAsync(comment.ID);
//6. 判断用户是否点赞了此评论Task。
Task<bool> isLikeTask = IsLikeAsync(CurrentThreadIdentityObject.PersonID, comment.ID);
commentDto.IsLike = await isLikeTask;
commentDto.LikeCount = await likeCountTask;
commentDtoList.Add(commentDto);
}
//7. 获取Blog的总评论数量。
totalCommentCount = await GetCommentCountAsync(blogId);
}
return new Tuple<int, List<CommentDTO>>(totalCommentCount, commentDtoList);
}
}
/// <summary>
/// 获取Blog评论的数量
/// </summary>
/// <param name="blogId">BlogID</param>
/// <returns></returns>
public async Task<int> GetCommentCountAsync(long blogId)
{
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
CommentHandler commentHandler = new CommentHandler(dbContext);
return await commentHandler.GetCommentCountAsync(blogId);
}
}
public async Task Test_04_AddCommentAllowableCheck()
{
long eddyId = 0;
long eastId = 0;
long blogId = 0;
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
//1. check allow follower comment.
Person eddy = CreatePerson("TestEddy", "TestEddy", AllowablePersonForComment.FollowerOnly, true);
Person east = CreatePerson("TestEast", "TestEast", AllowablePersonForComment.FollowerOnly, true);
Blog testBlog = await blogHandler.CreateBlogAsync(eddy.ID, "TestCommentBlog", BlogInfoAccessInfo.MyselfOnly);
bool isChecked = false;
try
{
Comment comment = await commentHandler.AddCommentAsync(east.ID, testBlog.ID, "hey, i am new comment test.");
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "由于用户设置，你无法回复评论。");
}
Assert.IsTrue(isChecked);
eddyId = eddy.ID;
eastId = east.ID;
blogId = testBlog.ID;
}
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
//1.1 eddy follow east, and test it again.
Follow(eddyId, eastId);
Comment comment_1 = await commentHandler.AddCommentAsync(eastId, blogId, "hey, i am new comment test.");
Assert.IsNotNull(comment_1);
}
long alienId = 0;
long paulId = 0;
long fansBlogId = 0;
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
//1. check allow fans comment.
Person alien = CreatePerson("TestAlien", "TestAlien", AllowablePersonForComment.FansOnly, true);
Person paul = CreatePerson("TestPaul", "TestPaul", AllowablePersonForComment.FollowerOnly, true);
Blog testBlog = await blogHandler.CreateBlogAsync(alien.ID, "TestCommentBlog", BlogInfoAccessInfo.MyselfOnly);
bool isChecked = false;
try
{
Comment comment = await commentHandler.AddCommentAsync(paul.ID, testBlog.ID, "hey, i am new comment test.");
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "由于用户设置，你无法回复评论。");
}
Assert.IsTrue(isChecked);
alienId = alien.ID;
paulId = paul.ID;
fansBlogId = testBlog.ID;
}
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
Follow(paulId, alienId);
Comment comment_1 = await commentHandler.AddCommentAsync(paulId, fansBlogId, "hey, i am new comment test.");
Assert.IsNotNull(comment_1);
}
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
//1. check allow fans comment.
Person alien = CreatePerson("TestAlien", "TestAlien", AllowablePersonForComment.All, false);
Person paul = CreatePerson("TestPaul", "TestPaul", AllowablePersonForComment.FollowerOnly, true);
List<long> contentIds = new List<long>();
Content content = new Content()
{
ContentPath = "testPath",
ContentBinary = new byte[] { 1, 3, 5 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(content);
contentHandler.SaveChanges();
contentIds.Add(content.ID);
Blog testBlog = await blogHandler.CreateBlogAsync(alien.ID, "TestCommentBlog", BlogInfoAccessInfo.MyselfOnly);
bool isChecked = false;
try
{
Comment comment = await commentHandler.AddCommentAsync(paul.ID, testBlog.ID, "hey, i am new comment test.", photoContentIds: contentIds);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "由于用户设置，你回复评论无法添加图片。");
}
Assert.IsTrue(isChecked);
}
}
public async Task Test_01_AddCommentWithoutContent()
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
GroupHandler groupHandler = new GroupHandler(dbContext);
GroupMemberHandler gmHandler = new GroupMemberHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
Person sam = CreatePerson("TestSam", "TestSam", AllowablePersonForComment.All, true);
Blog testBlog = await blogHandler.CreateBlogAsync(sam.ID, "TestCommentBlog", BlogInfoAccessInfo.MyselfOnly);
Person shelly = CreatePerson("TestShelly", "TestShelly", AllowablePersonForComment.All, true);
//1. normal test.
Comment testComment = await commentHandler.AddCommentAsync(shelly.ID, testBlog.ID, "hello, i am a comment test");
Comment testNormalComment = await commentHandler.GetByIdAsync(testComment.ID);
Assert.IsNotNull(testNormalComment);
Assert.AreEqual(testNormalComment.PersonID, shelly.ID);
Assert.AreEqual(testNormalComment.BlogID, testBlog.ID);
Assert.AreEqual(testNormalComment.Content, "hello, i am a comment test");
//2. set error blog id and test it.
bool isChecked = false;
try
{
Comment testComment_1 = await commentHandler.AddCommentAsync(commentPerson.ID, 12313121, "hello, i am a comment test");
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "要评论的Blog不存在或者已经被删除");
}
Assert.IsTrue(isChecked);
//3. test black list comment.
Group blackListGroup = new Group()
{
PersonID = sam.ID,
Name = "TestBlackList",
Type = GroupType.BlackList
};
groupHandler.Add(blackListGroup);
groupHandler.SaveChanges();
GroupMember GroupMemberByBlack = new GroupMember()
{
GroupID = blackListGroup.ID,
PersonID = commentPerson.ID
};
gmHandler.Add(GroupMemberByBlack);
gmHandler.SaveChanges();
isChecked = false;
try
{
Comment testComment_2 = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hello, i am a comment test 4 black list.");
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "由于用户设置，你无法回复评论。");
}
Assert.IsTrue(isChecked);
//4. remove black list member.
gmHandler.MarkAsDeleted(GroupMemberByBlack);
gmHandler.SaveChanges();
}
}
public async Task Test_03_AddCommentIncludeBaseComment()
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
CommentXCommentHandler cxcHandler = new CommentXCommentHandler(dbContext);
CommentXContentHandler ccHandler = new CommentXContentHandler(dbContext);
Person rain = CreatePerson("TestRain", "TestRain", AllowablePersonForComment.All, true);
Blog testBlog = await blogHandler.CreateBlogAsync(rain.ID, "TestCommentBlog", BlogInfoAccessInfo.MyselfOnly);
//1. test normal.
List<long> contentIds = new List<long>();
Content content = new Content()
{
ContentPath = "testBeCommentPath",
ContentBinary = new byte[] { 1, 3, 5 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(content);
contentHandler.SaveChanges();
contentIds.Add(content.ID);
Comment beComment = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hey, i am be comment test.", photoContentIds: contentIds);
Comment test_beComment = await commentHandler.GetByIdAsync(beComment.ID);
Assert.IsNotNull(test_beComment);
Assert.AreEqual(test_beComment.PersonID, commentPerson.ID);
Assert.AreEqual(test_beComment.BlogID, testBlog.ID);
Assert.AreEqual(test_beComment.Content, "hey, i am be comment test.");
Assert.AreEqual(test_beComment.CommentXContents.Count, 1);
Assert.AreEqual(test_beComment.CommentXContents.First().Content.ContentPath, "testBeCommentPath");
Assert.AreEqual(test_beComment.CommentXContents.First().Content.Type, ContentType.Photo);
Assert.AreEqual(test_beComment.CommentXContents.First().Content.ContentBinary, new byte[] { 1, 3, 5 });
contentIds = new List<long>();
Content newCommentContent = new Content()
{
ContentPath = "testBeCommentPath",
ContentBinary = new byte[] { 1, 3, 5 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(newCommentContent);
contentHandler.SaveChanges();
contentIds.Add(newCommentContent.ID);
Comment newComment = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hey, i am new comment test.", photoContentIds: contentIds, baseCommentId: test_beComment.ID);
Comment test_newComment = await commentHandler.GetByIdAsync(newComment.ID);
Assert.IsNotNull(test_newComment);
Assert.AreEqual(test_newComment.PersonID, commentPerson.ID);
Assert.AreEqual(test_newComment.BlogID, testBlog.ID);
Assert.AreEqual(test_newComment.Content, "hey, i am new comment test.");
Assert.AreEqual(test_newComment.CommentXContents.Count, 1);
Assert.AreEqual(test_newComment.NewCommentXComments.Count, 1);
Assert.AreEqual(test_newComment.CommentXContents.First().Content.ContentPath, "testBeCommentPath");
Assert.AreEqual(test_newComment.CommentXContents.First().Content.Type, ContentType.Photo);
Assert.AreEqual(test_newComment.CommentXContents.First().Content.ContentBinary, new byte[] { 1, 3, 5 });
Assert.AreEqual(test_newComment.NewCommentXComments.First().BaseComment.ID, test_beComment.ID);
Assert.AreEqual(test_newComment.NewCommentXComments.First().NewComment.ID, test_newComment.ID);
Assert.AreEqual(test_newComment.NewCommentXComments.First().BaseComment.Content, "hey, i am be comment test.");
Assert.AreEqual(test_newComment.NewCommentXComments.First().NewComment.Content, "hey, i am new comment test.");
//2. delete a comment and test it.
bool isChecked = false;
try
{
long tmpCommentId = test_beComment.ID;
//delete comment.
//2.1 first, delete all navigation for comment.
for (int i = 0; i < test_beComment.BaseCommentXComments.Count; i++)
{
cxcHandler.MarkAsDeleted(test_beComment.BaseCommentXComments.ElementAt(i));
}
await cxcHandler.SaveChangesAsync();
for (int i = 0; i < test_beComment.CommentXContents.Count; i++)
{
ccHandler.MarkAsDeleted(test_beComment.CommentXContents.ElementAt(i));
}
await ccHandler.SaveChangesAsync();
//2.2 then, delete comment.
commentHandler.MarkAsDeleted(test_beComment);
await commentHandler.SaveChangesAsync();
Comment test_notExistComment = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hey, i am new comment test.", baseCommentId: tmpCommentId);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "此评论不存在或者已经被删除");
}
Assert.IsTrue(isChecked);
}
}
public async Task Test_02_AddCommentIncludeContent()
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
Person jay = CreatePerson("TestJay", "TestJay", AllowablePersonForComment.All, true);
Blog testBlog = await blogHandler.CreateBlogAsync(jay.ID, "TestCommentBlog", BlogInfoAccessInfo.MyselfOnly);
//1. normal test.
List<long> contentIds = new List<long>();
Content content = new Content()
{
ContentPath = "testPath",
ContentBinary = new byte[] { 1, 3, 5 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(content);
contentHandler.SaveChanges();
contentIds.Add(content.ID);
Comment testComment = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hello, i am a comment include content", photoContentIds: contentIds);
Comment testNormalComment = await commentHandler.GetByIdAsync(testComment.ID);
Assert.IsNotNull(testNormalComment);
Assert.AreEqual(testNormalComment.PersonID, commentPerson.ID);
Assert.AreEqual(testNormalComment.BlogID, testBlog.ID);
Assert.AreEqual(testNormalComment.Content, "hello, i am a comment include content");
Assert.AreEqual(testNormalComment.CommentXContents.Count, 1);
Assert.AreEqual(testNormalComment.CommentXContents.First().Content.ContentPath, "testPath");
Assert.AreEqual(testNormalComment.CommentXContents.First().Content.Type, ContentType.Photo);
Assert.AreEqual(testNormalComment.CommentXContents.First().Content.ContentBinary, new byte[] { 1, 3, 5 });
//2. test multiple content.
contentIds = new List<long>();
for (int i = 0; i < 5; i++)
{
Content photoContent = new Content()
{
ContentPath = "testMultiplePath",
ContentBinary = new byte[] { 3, 6, 9 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(photoContent);
contentHandler.SaveChanges();
contentIds.Add(photoContent.ID);
}
Comment testComment_1 = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hello, i am a multiple comment include content oh yes", photoContentIds: contentIds);
Comment testMultipleComment = await commentHandler.GetByIdAsync(testComment_1.ID);
Assert.IsNotNull(testMultipleComment);
Assert.AreEqual(testMultipleComment.PersonID, commentPerson.ID);
Assert.AreEqual(testMultipleComment.BlogID, testBlog.ID);
Assert.AreEqual(testMultipleComment.Content, "hello, i am a multiple comment include content oh yes");
Assert.AreEqual(testMultipleComment.CommentXContents.Count, 5);
Assert.AreEqual(testMultipleComment.CommentXContents.First().Content.ContentPath, "testMultiplePath");
Assert.AreEqual(testMultipleComment.CommentXContents.First().Content.Type, ContentType.Photo);
Assert.AreEqual(testMultipleComment.CommentXContents.First().Content.ContentBinary, new byte[] { 3, 6, 9 });
//3. set the content type is video or music and test it.
bool isChecked = false;
try
{
contentIds = new List<long>();
for (int i = 0; i < 5; i++)
{
Content photoContent = new Content()
{
ContentPath = "testMultiplePath",
ContentBinary = new byte[] { 3, 6, 9 },
Type = i % 2 == 0 ? ContentType.Music : ContentType.Video,
MimeType = "jpg"
};
contentHandler.Add(photoContent);
contentHandler.SaveChanges();
contentIds.Add(photoContent.ID);
}
Comment testComment_2 = await commentHandler.AddCommentAsync(commentPerson.ID, testBlog.ID, "hello, i am a multiple comment include content but type not photo", photoContentIds: contentIds);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "评论只能附件图片");
}
Assert.IsTrue(isChecked);
}
}
/// <summary>
/// 获取用户自己的Blog
/// </summary>
/// <param name="personId">PersonID</param>
/// <param name="pageIndex">页索引</param>
/// <param name="pageSize">页大小</param>
/// <returns></returns>
public async Task<List<BlogDTO>> GetOwnBlogs(long personId, int pageIndex, int pageSize)
{
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
List<BlogDTO> blogDtoList = null;
BlogHandler blogHandler = new BlogHandler(dbContext);
//1. 获取用户的Blogs集合。
var blogs = await blogHandler.GetBlogsByPersonId(personId, pageIndex, pageSize);
if(blogs.Count > 0)
{
PersonHandler perHandler = new PersonHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
BlogXBlogHandler bxbHandler = new BlogXBlogHandler(dbContext);
EntityLikeHandler likeHandler = new EntityLikeHandler(dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(dbContext);
blogDtoList = new List<BlogDTO>();
foreach (var blog in blogs)
{
BlogDTO blogDto = blog.ToDTO();
//2. 判断Person对象是否为空，如果为空则获取。
if (blogDto.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(blog.PersonID);
if (personEntity != null)
{
blogDto.Person = personEntity.ToDTO();
}
}
//3. 判断Contents集合是否为空，如果为空则获取。
if (blogDto.Contents == null)
{
List<Content> contentList = await bxcHandler.GetContentsAsync(blogDto.ID);
if (contentList != null && contentList.Count > 0)
{
blogDto.Contents = new List<ContentDTO>();
foreach (var content in contentList)
{
ContentDTO contentDto = content.ToDTO();
blogDto.Contents.Add(contentDto);
}
}
}
//4. 判断此Blog是否转发了其他Blog。
if (blogDto.BaseBlog == null)
{
Blog baseBlog = await bxbHandler.GetBaseBlogByBlogIdAsync(blogDto.ID);
if (baseBlog != null)
{
blogDto.BaseBlog = baseBlog.ToDTO();
//4.1 判断转发的Blog的Person对象是否为空，如果为空则获取。不需要获取头像。
if (blogDto.BaseBlog.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(baseBlog.PersonID);
if (personEntity != null)
{
blogDto.BaseBlog.Person = personEntity.ToDTO();
}
}
//4.2 判断转发的Blog是否有发Contents。
if (blogDto.BaseBlog.Contents == null)
{
List<Content> contentList = await bxcHandler.GetContentsAsync(blogDto.BaseBlog.ID);
if (contentList != null && contentList.Count > 0)
{
blogDto.BaseBlog.Contents = new List<ContentDTO>();
foreach (var content in contentList)
{
ContentDTO contentDto = content.ToDTO();
blogDto.BaseBlog.Contents.Add(contentDto);
}
}
}
//4.3 获取转发的Blog的转发数量。
blogDto.BaseBlog.RepostCount = await bxbHandler.GetRepostCountAsync(blogDto.BaseBlog.ID);
//4.4 获取转发的Blog的评论数量。
blogDto.BaseBlog.CommentCount = await commentHandler.GetCommentCountAsync(blogDto.BaseBlog.ID);
//4.5 获取转发的Blog的点赞数量
blogDto.BaseBlog.LikeCount = await likeHandler.GetBlogLikeCountAsync(blogDto.BaseBlog.ID);
//4.6 获取转发的Blog是否已经点赞。
blogDto.BaseBlog.IsLike = await likeHandler.IsLikeAsync(personId, blogDto.BaseBlog.ID, typeof(Blog));
}
}
//5. 获取评论数量。
blogDto.CommentCount = await commentHandler.GetCommentCountAsync(blog.ID);
//6. 获取转发数量。
blogDto.RepostCount = await bxbHandler.GetRepostCountAsync(blog.ID);
//7. 获取点赞数量和用户是否已经点赞。
Tuple<int, bool> likeObj = await GetLikeObjectAsync(personId, blog.ID);
blogDto.IsLike = likeObj.Item2;
blogDto.LikeCount = likeObj.Item1;
blogDtoList.Add(blogDto);
}
}
return blogDtoList;
}
}
/// <summary>
/// 发布一篇Blog
/// </summary>
/// <param name="personId">PersonID</param>
/// <param name="content">Blog的内容</param>
/// <param name="attachContents">Blog的附件</param>
/// <param name="accessInfo">Blog的访问控制</param>
/// <param name="groupId">当Blog的访问控制为群可见则需要指定GroupID</param>
/// <param name="forwardBlogId">转发的BlogID</param>
/// <returns></returns>
public async Task<BlogDTO> CreateBlogAsync(long personId, string content, BlogInfoAccessInfo accessInfo, long? groupId = null, List<long> attachContentIds = null, long? forwardBlogId = null)
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
PersonHandler perHandler = new PersonHandler(dbContext);
AvatarHandler avatarHandler = new AvatarHandler(dbContext);
//1. 发布Blog并返回Blog Entity对象。
var blog = await blogHandler.CreateBlogAsync(personId, content, accessInfo, groupId, attachContentIds, forwardBlogId);
//2. 将Entity对象Convert为DTO对象。
var result = blog.ToDTO();
//3. 判断Person对象是否为空，如果为空则获取。
if(result.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(blog.PersonID);
if (personEntity != null)
{
result.Person = personEntity.ToDTO();
//3.1 判断头像Url是否已经获取。
if (string.IsNullOrEmpty(result.Person.AvatarUrl))
{
result.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(result.Person.ID);
}
}
}
else
{
//3.2 如果Person对象不为空，判断头像Url是否已经获取。
if (string.IsNullOrEmpty(result.Person.AvatarUrl))
{
result.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(result.Person.ID);
}
}
//4. 判断是否转发了Blog，转发了则获取转发Blog的信息。
if(blog.NewBlogXBlogs != null && blog.NewBlogXBlogs.Count > 0)
{
var baseBlogXblog = blog.NewBlogXBlogs.SingleOrDefault(x => x.IsBase);
if(baseBlogXblog != null)
{
CommentHandler commentHandler = new CommentHandler(dbContext);
BlogXBlogHandler bxbHandler = new BlogXBlogHandler(dbContext);
EntityLikeHandler likeHandler = new EntityLikeHandler(dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(dbContext);
result.BaseBlog = baseBlogXblog.BaseBlog.ToDTO();
//4.1 判断转发了Blog的Person对象是否为空，如果空则获取。
if(result.BaseBlog.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(baseBlogXblog.BaseBlog.PersonID);
if (personEntity != null)
{
result.BaseBlog.Person = personEntity.ToDTO();
}
}
//4.2 判断转发了Blog的是否有图片等等。
List<Content> contentList = await bxcHandler.GetContentsAsync(result.BaseBlog.ID);
if(contentList != null && contentList.Count > 0)
{
result.BaseBlog.Contents = new List<ContentDTO>();
foreach (var contentObj in contentList)
{
ContentDTO contentDto = contentObj.ToDTO();
result.BaseBlog.Contents.Add(contentDto);
}
}
//4.3 获取转发的Blog的转发数量。
result.BaseBlog.RepostCount = await bxbHandler.GetRepostCountAsync(result.BaseBlog.ID);
//4.4 获取转发的Blog的评论数量。
result.BaseBlog.CommentCount = await commentHandler.GetCommentCountAsync(result.BaseBlog.ID);
//4.5 获取转发的Blog的点赞数量
result.BaseBlog.LikeCount = await likeHandler.GetBlogLikeCountAsync(result.BaseBlog.ID);
//4.6 获取转发的Blog是否已经点赞。
result.BaseBlog.IsLike = await likeHandler.IsLikeAsync(personId, result.BaseBlog.ID, typeof(Blog));
}
}
return result;
}
}
/// <summary>
/// 获取用户关注的人Blog
/// </summary>
/// <param name="personId">PersonID</param>
/// <param name="groupId">GroupID</param>
/// <param name="pageIndex">页码</param>
/// <param name="pageSize">数量/页</param>
/// <returns></returns>
public async Task<List<BlogDTO>> GetBlogsAsync(long personId, long? groupId, int pageIndex, int pageSize)
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
List<BlogDTO> blogDtoList = null;
BlogHandler blogHandler = new BlogHandler(dbContext);
//1. 获取正在关注的人Blog集合。
var blogs = await blogHandler.GetBlogsAsync(personId, groupId, pageIndex, pageSize);
if (blogs.Count > 0)
{
PersonHandler perHandler = new PersonHandler(dbContext);
AvatarHandler avatarHandler = new AvatarHandler(dbContext);
CommentHandler commentHandler = new CommentHandler(dbContext);
BlogXBlogHandler bxbHandler = new BlogXBlogHandler(dbContext);
EntityLikeHandler likeHandler = new EntityLikeHandler(dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(dbContext);
blogDtoList = new List<BlogDTO>();
foreach (var blog in blogs)
{
BlogDTO blogDto = blog.ToDTO();
//2. 判断Person对象是否为空，如果为空则获取。
if (blogDto.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(blog.PersonID);
if (personEntity != null)
{
blogDto.Person = personEntity.ToDTO();
//3.1 判断头像Url是否已经获取。
if (string.IsNullOrEmpty(blogDto.Person.AvatarUrl))
{
blogDto.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(blogDto.Person.ID);
}
}
}
else
{
//2.2 如果Person对象不为空，判断头像Url是否已经获取。
if (string.IsNullOrEmpty(blogDto.Person.AvatarUrl))
{
blogDto.Person.AvatarUrl = await avatarHandler.GetActiveAvatarUrlByPersonId(blogDto.Person.ID);
}
}
//3. 判断Contents集合是否为空，如果为空则获取。
if (blogDto.Contents == null)
{
List<Content> contentList = await bxcHandler.GetContentsAsync(blogDto.ID);
if (contentList != null && contentList.Count > 0)
{
blogDto.Contents = new List<ContentDTO>();
foreach (var content in contentList)
{
ContentDTO contentDto = content.ToDTO();
blogDto.Contents.Add(contentDto);
}
}
}
//4. 判断此Blog是否转发了其他Blog。
if(blogDto.BaseBlog == null)
{
Blog baseBlog = await bxbHandler.GetBaseBlogByBlogIdAsync(blogDto.ID);
if(baseBlog != null)
{
blogDto.BaseBlog = baseBlog.ToDTO();
//4.1 判断转发的Blog的Person对象是否为空，如果为空则获取。不需要获取头像。
if (blogDto.BaseBlog.Person == null)
{
var personEntity = await perHandler.GetByIdAsync(baseBlog.PersonID);
if (personEntity != null)
{
blogDto.BaseBlog.Person = personEntity.ToDTO();
}
}
//4.2 判断转发的Blog是否有发Contents。
if (blogDto.BaseBlog.Contents == null)
{
List<Content> contentList = await bxcHandler.GetContentsAsync(blogDto.BaseBlog.ID);
if (contentList != null && contentList.Count > 0)
{
blogDto.BaseBlog.Contents = new List<ContentDTO>();
foreach (var content in contentList)
{
ContentDTO contentDto = content.ToDTO();
blogDto.BaseBlog.Contents.Add(contentDto);
}
}
}
//4.3 获取转发的Blog的转发数量。
blogDto.BaseBlog.RepostCount = await bxbHandler.GetRepostCountAsync(blogDto.BaseBlog.ID);
//4.4 获取转发的Blog的评论数量。
blogDto.BaseBlog.CommentCount = await commentHandler.GetCommentCountAsync(blogDto.BaseBlog.ID);
//4.5 获取转发的Blog的点赞数量
blogDto.BaseBlog.LikeCount = await likeHandler.GetBlogLikeCountAsync(blogDto.BaseBlog.ID);
//4.6 获取转发的Blog是否已经点赞。
blogDto.BaseBlog.IsLike = await likeHandler.IsLikeAsync(personId, blogDto.BaseBlog.ID, typeof(Blog));
}
}
//5. 获取用户是否收藏了Blog的Task。
Task<bool> isFavoriteTask = IsFavoriteAsync(personId, blog.ID);
//6. 获取评论数量的Task。
CommentManager commentManager = new CommentManager();
Task<int> commentCountTask = commentManager.GetCommentCountAsync(blog.ID);
//7. 获取转发数量的Task。
Task<int> repostCountTask = GetRepostCountAsync(blog.ID);
//8. 获取点赞数量和用户是否已经点赞的Task。
Task<Tuple<int, bool>> likeObjTask = GetLikeObjectAsync(personId, blog.ID);
blogDto.IsFavorite = await isFavoriteTask;
blogDto.CommentCount = await commentCountTask;
blogDto.RepostCount = await repostCountTask;
//9. 获取点赞数量和用户是否点赞的对象Tuple，赋值。
Tuple<int, bool> likeObj = await likeObjTask;
blogDto.IsLike = likeObj.Item2;
blogDto.LikeCount = likeObj.Item1;
blogDtoList.Add(blogDto);
}
}
return blogDtoList;
}
}
