C# (CSharp) LuceneIndex.Search示例

示例#1

        public async Task <IActionResult> Search(string query, string myOnly)
        {
            if (query?.Length > MaxQueryLength)
            {
                return(BadRequest("Query is too long"));
            }

            var user = await FindUserAsync(User?.Identity?.Name);

            var to   = DateTime.UtcNow;
            var from = to.AddMinutes(-LastMinutesToSearch);
            var gen  = Request.Cookies[IndexGenerationCookieName].TryParseOrDefault();

            return(Ok(LuceneIndex.Search(query, user, myOnly == "on", from, to, 1000, gen)));
        }

示例#2

        public virtual async Task <ActionResult> AutoCompleteSearch(string term)
        {
            if (string.IsNullOrWhiteSpace(term))
            {
                return(Content(string.Empty));
            }

            var categories = await _categoryService.SearchCategory(term, 5);

            var items =
                LuceneIndex.Search(term, "Title", "Description").Take(10).ToList();

            var luceneList = items.Where(x => x.Category == "کالا‌ها").Select(item => new AutoCompleteSearchViewModel
            {
                Label    = item.Title,
                Url      = Url.Action(MVC.Product.Home.ActionNames.Index, MVC.Product.Home.Name, new { area = MVC.Product.Name, id = item.ProductId, slugUrl = item.SlugUrl }),
                Category = item.Category,
                Image    = item.Image,
            }).ToList();

            luceneList.AddRange(items.Where(x => x.Category != "کالا‌ها").Select(item => new AutoCompleteSearchViewModel
            {
                Label    = item.Title,
                Url      = Url.Action(MVC.Post.Home.ActionNames.Index, MVC.Post.Home.Name, new { area = MVC.Post.Name, id = item.PostId, slugUrl = item.SlugUrl }),
                Category = item.Category,
                Image    = item.Image
            }));


            var data = categories.Select(x => new AutoCompleteSearchViewModel
            {
                Label    = x.Name,
                Url      = $"{Url.Action(MVC.Product.SearchProduct.ActionNames.Index, MVC.Product.SearchProduct.Name, new { area = MVC.Product.Name })}#/page/{x.Id}",
                Category = "گروه‌ها"
            }).Concat(luceneList);

            return(Json(data, JsonRequestBehavior.AllowGet));
        }