public async Task UpdateCategoriesAsync(BlogPostEntity blogPostEntity, IEnumerable <CategoryEntity> blogPostCategories)
{
var existingCategories = blogPostEntity.BlogCategoryEntities.Select(c => c.Category);
// Added
var addedCategories = blogPostCategories
.Where(c => existingCategories.All(ic => ic.Id != c.Id));
// Removed
var removedCategories = existingCategories
.Where(c => blogPostCategories.All(ic => ic.Id != c.Id));
if (removedCategories.Any())
{
this.Context.BlogCategories.RemoveRange(removedCategories.Select(c => new BlogCategoryEntity
{
BlogPostId = blogPostEntity.Id,
CategoryId = c.Id
}));
}
if (addedCategories.Any())
{
await this.Context.BlogCategories.AddRangeAsync(addedCategories.Select(c => new BlogCategoryEntity
{
BlogPostId = blogPostEntity.Id,
CategoryId = c.Id
}));
}
await this.Context.SaveChangesAsync();
}
public void ShouldRemoveBlogPost()
{
// Arrange
var entity = new BlogPostEntity(_procedures);
// Act
var dataRemoved = entity.Remove(_data);
// Assert
Check.That(dataRemoved).IsTrue();
Check.That(_procedures.Received().Remove(_data));
}
public void ShouldEditBlogPost()
{
// Arrange
var entity = new BlogPostEntity(_procedures);
// Act
var addedData = entity.Edit(_data);
// Assert
Check.That(addedData).IsNotNull().And.IsEqualTo(_data);
Check.That(_procedures.Received().Edit(_data));
}
public async Task <HttpResponseMessage> PostDeleteBlogPostEntityAsync(BlogPostEntity blogPost)
{
try
{
return(await _client.PostAsJsonAsync(
"DeleteBlogPost",
blogPost));
}
catch
{
return(new HttpResponseMessage(System.Net.HttpStatusCode.BadRequest));
}
}
public async Task <HttpResponseMessage> PostBlogPostAsync(BlogPostEntity blogPost)
{
try
{
return(await _client.PostAsJsonAsync(
"InsertOrMergeBlogPost",
blogPost));
}
catch (Exception e)
{
Console.WriteLine(e);
return(new HttpResponseMessage(System.Net.HttpStatusCode.BadRequest));
}
}
public BlogPost MapToBlogPost(BlogPostEntity model, BlogCategoryEntity category, List <BlogPostTagEntity> tags)
{
var result = new BlogPost()
{
ID = model.Id,
PublishedDate = model.Created.Date,
Title = model.Data.Title,
Body = model.Data.Body,
Category = MapToBlogCategory(category),
Tags = MapToBlogPostTags(tags)
};
return(result);
}
public BlogPost MapToBlogPost(BlogPostEntity model, List <SkillTypeEntity> skills)
{
var result = new BlogPost()
{
Id = model.Id,
PublishedDate = model.Created.Date,
ImageUrl = ResolveAssetURL(model.Data.Image.First()),
Title = model.Data.Title,
Body = model.Data.Body,
Skills = MapToSkills(skills)
};
return(result);
}
/// <summary>
/// Initializes the service.
/// </summary>
/// <returns>A task which initializes the service.</returns>
public async Task InitAsync()
{
CatalogLastQueried = await _localStorage.GetItemAsync <DateTime>(catalogLastQueriedKey);
TableMetadata = await _client.GetTableMetadataAsync(blogPostsTableName);
PartitionKeys = await _localStorage.GetItemAsync <string[]>(partitionKeysKey);
RowKeys = await _localStorage.GetItemAsync <string[]>(rowKeysKey);
if ((PartitionKeys == null) ||
(RowKeys == null) ||
(CatalogLastQueried.Ticks == 0) ||
(CatalogLastQueried < TableMetadata.Timestamp))
{
QueryBlogPostEntitiesResponse response = await _client.GetQueryBlogPostsResponseAsync(
takeCount : 1000,
selectColumns : new List <string>()
{
"PartitionKey",
"RowKey"
});
PartitionKeys = new string[response.BlogPosts.Count];
RowKeys = new string[response.BlogPosts.Count];
for (int i = 0; i < response.BlogPosts.Count; i++)
{
PartitionKeys[i] = response.BlogPosts[i].PartitionKey;
RowKeys[i] = response.BlogPosts[i].RowKey;
}
await _localStorage.SetItemAsync(catalogLastQueriedKey, DateTime.UtcNow);
await _localStorage.SetItemAsync(partitionKeysKey, PartitionKeys);
await _localStorage.SetItemAsync(rowKeysKey, RowKeys);
}
else
{
BlogPosts = await _localStorage.GetItemAsync <BlogPostEntity[][]>(blogPostsKey);
}
if (BlogPosts?.Length != NumOfPages)
{
BlogPosts = new BlogPostEntity[NumOfPages][];
}
HasNotInitialized = false;
}
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
var blogPost = new BlogPostEntity
{
CreatedAt = DateTime.UtcNow,
Title = BlogPost.Title,
Body = BlogPost.Body,
Comments = new List <CommentEntity>()
};
var tagList = new string [] {};
if (!string.IsNullOrEmpty(BlogPost.Tags))
{
tagList = BlogPost.Tags.Split(",");
}
var tagEntities = new List <TagEntity>();
// Initialise slugify helper
var helper = new SlugHelper();
foreach (var tag in tagList)
{
var urlSlug = helper.GenerateSlug(tag);
var tagEntity = new TagEntity
{
BlogPostId = blogPost.Id,
DisplayName = tag,
UrlFragment = urlSlug
};
tagEntities.Add(tagEntity);
}
blogPost.Tags = tagEntities;
_blogDbContext.BlogPosts.Add(blogPost);
await _blogDbContext.SaveChangesAsync();
return(RedirectToPage("/Index", new { area = "admin" }));
}
public void ToBlogPostTest()
{
var entity = new BlogPostEntity
{
Id = "id123",
Title = "Title",
BodyHtml = "Hello",
PublishedAt = new DateTime(2021, 1, 1)
};
var result = entity.ToBlogPost();
Assert.Equal(
new BlogPost("Title", "id123", "Hello", new DateTime(2021, 1, 1)),
result);
}
public async Task <BlogPostEntity> CreatePostAsync(BlogPost post, string userId, CancellationToken ct)
{
var postEntity = new BlogPostEntity()
{
ApplicationUserId = userId,
Content = post.Content,
Id = Guid.NewGuid(),
Image = post.Image,
Title = post.Title,
CreatedDate = DateTimeOffset.Now,
ModifiedDate = DateTimeOffset.Now,
Comments = new Collection <CommentEntity>()
};
_context.BlogPosts.Add(postEntity);
await _context.SaveChangesAsync(ct);
return(postEntity);
}
public async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "post", Route = null)] HttpRequest req,
[Table("blogposts", "AzureWebJobsStorage")] CloudTable blogPostsTable,
[Table("metadata", "AzureWebJobsStorage")] CloudTable metadataTable,
ILogger log)
{
try
{
BlogPostEntity blogPost = JsonConvert.DeserializeObject <BlogPostEntity>(
await req.ReadAsStringAsync()
);
if (!blogPost.IsValid)
{
return(new BadRequestErrorMessageResult("The BlogPostEntity.IsValid check failed."));
}
else if (
((await _jwtService.GetClaimsPrincipalAsync(req))
.FindFirst("http://schemas.microsoft.com/identity/claims/objectidentifier").Value != blogPost.AuthorOID) ||
string.IsNullOrEmpty(blogPost.AuthorOID))
{
// "oid" claim is invalid.
return(new UnauthorizedResult());
}
// Insert or merge the blog post.
TableOperation insertOrMergeOperation = TableOperation.InsertOrMerge(blogPost);
await blogPostsTable.ExecuteAsync(insertOrMergeOperation);
// Update metadata.
TableOperation insertOrMergeMetadata = TableOperation.InsertOrMerge(new TableMetadataEntity("blogposts"));
await metadataTable.ExecuteAsync(insertOrMergeMetadata);
return(new OkResult());
}
catch (Exception e)
{
log.LogError($"function InsertOrMergeBlogPost -- caught exception {e} {e.Message} {e.StackTrace}");
return(new InternalServerErrorResult());
}
}
public BlogPost MapToBlogPost(BlogPostEntity model, AuthorEntity author)
{
var result = new BlogPost()
{
Id = model.Id,
PublishedDate = model.Data.PublishDate,
ImageHeaderUrl = ResolveAssetURL(model.Data.ImageHeader.First()),
Title = model.Data.Title,
Tags = model.Data.Tags,
SubTitle = model.Data.SubTitle,
BodyHtml = model.Data.BodyHtml,
MetaDescription = model.Data.MetaDescription,
Author = new Author()
{
Name = author.Data.Name,
Link = author.Data.Link
}
};
return(result);
}
private static async Task MainAsync(CancellationToken cancellation)
{
try
{
var client = new DocumentClient(new Uri(MyCosmosUri), MyCosmosKey);
var adapter = new DemoAdapter(client, MyDatabaseName, MyCollectionName);
AuthorEntity author = await adapter.Authors.UpsertAsync(
new AuthorEntity
{
Name = "david"
},
cancellation);
BlogPostEntity blogPost = await adapter.BlogPosts.UpsertAsync(
new BlogPostEntity
{
AuthorId = author.Id,
Text = "hello"
},
cancellation);
IList <AuthorEntity> allAuthors = await adapter.Authors.ListAllAsync(cancellation);
IList <BlogPostEntity> firstAuthorPosts = await adapter.BlogPosts.ListByAuthorAsync(allAuthors[0].Id, cancellation);
Console.WriteLine($"Posts by author '{allAuthors[0].Id}':");
Console.WriteLine(JsonConvert.SerializeObject(firstAuthorPosts, Formatting.Indented));
Console.WriteLine();
Console.WriteLine("Metrics:");
Console.WriteLine($" Total charge: {adapter.TotalCharge} RU's");
Console.WriteLine($" Total requests: {adapter.TotalRequests}");
}
catch (Exception ex)
{
Console.WriteLine("An error occurred:");
Console.Write(ex.ToString());
}
}
