public SearchResult <TEntity> FullTextSearch(SearchQueryItem queryItem)
{
if (queryItem == null)
{
throw new ArgumentNullException(nameof(queryItem));
}
int from = ((queryItem.Pagination.Page - 1) * queryItem.Pagination.PageSize);
ElasticsearchQueryContainer <TEntity> query = ElasticsearchQueryBuilder <TEntity> .Create().Build(queryItem);
SortDescriptor <TEntity> sort = new SortDescriptor <TEntity>();
ISearchResponse <TEntity> response = this.client.Search <TEntity>(i => i.Index(this.aliasName ?? this.currentIndex)
.Type(currentType)
.Source(d => queryItem.Select != null? d.Includes(cc => cc.Fields(queryItem.Select)) : d)
.Size(queryItem.Pagination.PageSize)
.Query(q => query.Query)
.Sort(s => sort)
.Aggregations(agg => query.Aggregation)
.Highlight(h => h.Fields(ff => ff.Field("*")
.Type(HighlighterType.Plain))
.PreTags("<span class='highlight'>")
.PostTags("</span>")
.RequireFieldMatch(false)));
SearchResult <TEntity> result = this.GetElasticSearchResult(response);
return(result);
}
public async Task <IActionResult> GetArticles(int?ID, int page = 1)
{
if (ID == null)
{
return(NotFound());
}
var topic = await _context.Topics.SingleOrDefaultAsync(s => s.ID == ID);
if (topic == null)
{
throw new ApplicationException($"Unable to load topic with ID '{ID}'.");
}
//var request = topic.ESRequest;
int size = 20;
int from = (page - 1) * size;
var request = new SearchRequest
{
Query = ElasticsearchQueryBuilder.QueryBuilder(JObject.Parse(topic.Rules)),
Sort = new List <ISort>
{
new SortField {
Field = "modified", Order = SortOrder.Descending
},
new SortField {
Field = "_score", Order = SortOrder.Descending
}
},
Size = size,
From = from
};
var result = await _client.SearchAsync <Articles>(request);
//bool loadmore = (page * size <= (int)result.Total);
//var esreq = _client.RequestResponseSerializer.SerializeToString(request);
var model = new TopicViewModel
{
ID = (int)ID,
TopicName = topic.TopicName,
NoOfPosts = (int)result.Total,
page = page,
size = size,
Articles = result.Documents
};
ViewData["Page"] = page;
//ViewData["More"] = loadmore;
return(PartialView("_ArticleList", model));
}
public async Task <IActionResult> Create([Bind("TopicName,Description,StartDate,EndDate, isFeatured, Rules")] TopicViewModel model, string returnUrl = null)
{
ViewData["ReturnUrl"] = returnUrl;
if (ModelState.IsValid)
{
var rules = model.Rules;
var request = new SearchRequest
{
Query = ElasticsearchQueryBuilder.QueryBuilder(JObject.Parse(rules)),
Size = 50
};
var topic = new Topics
{
TopicName = model.TopicName,
Description = model.Description,
DateCreated = DateTime.Now,
StartDate = model.StartDate,
EndDate = model.EndDate,
Rules = model.Rules,
ESRequest = _client.RequestResponseSerializer.SerializeToString(request),
isFeatured = model.isFeatured
};
try
{
_context.Add(topic);
var result = await _context.SaveChangesAsync();
}
catch (DbUpdateException /* ex */)
{
//Log the error (uncomment ex variable name and write a log.)
ModelState.AddModelError("", "Unable to save changes. " +
"Try again, and if the problem persists, " +
"see your system administrator.");
}
}
StatusMessage = "Thêm mới chủ đề thành công!";
return(RedirectToAction(nameof(Index)));
//return View("Index", model);
}
public async Task <IActionResult> Edit(int?ID, [Bind("ID,TopicName,Description,Rules, isFeatured")] TopicViewModel model)
{
var topic = await _context.Topics.SingleOrDefaultAsync(s => s.ID == ID);
if (topic == null)
{
throw new ApplicationException($"Unable to load topic with ID '{ID}'.");
}
if (ModelState.IsValid)
{
var request = new SearchRequest
{
Query = ElasticsearchQueryBuilder.QueryBuilder(JObject.Parse(model.Rules)),
Size = 50
};
try
{
topic.TopicName = model.TopicName;
topic.Description = model.Description;
topic.isFeatured = model.isFeatured;
topic.Rules = model.Rules;
topic.ESRequest = _client.RequestResponseSerializer.SerializeToString(request);
_context.Update(topic);
await _context.SaveChangesAsync();
}
catch (DbUpdateException /* ex */)
{
//Log the error (uncomment ex variable name and write a log.)
ModelState.AddModelError("", "Unable to save changes. " +
"Try again, and if the problem persists, " +
"see your system administrator.");
}
}
TempData["SuccessMessage"] = "Cập nhật chủ đề thành công!";
return(RedirectToAction(nameof(Index)));
}
//[MiddlewareFilter(typeof(JsReportPipeline))]
public async Task <IActionResult> ReportByTopics(int ID, string ReportTitle, string StartDate, string EndDate)
{
var model = new ReportViewModel();
var topic = await _context.Topics.SingleOrDefaultAsync(s => s.ID == ID);
if (topic == null)
{
throw new ApplicationException($"Unable to load topic with ID '{ID}'.");
}
var request = new SearchRequest
{
Query = ElasticsearchQueryBuilder.QueryBuilder(JObject.Parse(topic.Rules)),
PostFilter = new QueryContainer(
new DateRangeQuery
{
Field = "modified",
Format = "dd-MM-YYYY",
GreaterThanOrEqualTo = StartDate,
LessThanOrEqualTo = EndDate
}),
Sort = new List <ISort>
{
new SortField {
Field = "modified", Order = SortOrder.Descending
},
new SortField {
Field = "_score", Order = SortOrder.Descending
}
},
};
var response = await _client.SearchAsync <Articles>(request);
if (ModelState.IsValid)
{
var data = new
{
reporttitle = ReportTitle,
startdate = StartDate,
enddate = EndDate,
topicname = topic.TopicName,
took = response.Took,
total = response.Total,
articles = response.Documents
};
var report = await _rs.RenderAsync(new RenderRequest()
{
Template = new Template()
{
Name = "report-by-topic"
},
Data = JsonConvert.SerializeObject(data)
});
Debug.WriteLine(JsonConvert.SerializeObject(data));
//HttpContext.
return(new FileStreamResult(report.Content, "application/pdf"));
//return report.Content
}
//HttpContext.JsReportFeature().Recipe(Recipe.PhantomPdf);
return(RedirectToAction("Index"));
}
