#4303: add search function.

2024-06-03 21:19:42 +08:00
parent d75e3acdf3
commit 9d85ca07f4
50 changed files with 2478 additions and 4 deletions
--- a/Oqtane.Client/Modules/SearchResults/Index.razor
+++ b/Oqtane.Client/Modules/SearchResults/Index.razor
@@ -0,0 +1,147 @@
+@using Oqtane.Modules.SearchResults.Services
+@namespace Oqtane.Modules.SearchResults
+@inherits ModuleBase
+@inject ISearchResultsService SearchResultsService
+@inject IStringLocalizer<Index> Localizer
+
+<div class="search-result-container">
+    <div class="row">
+        <div class="col">
+            <div class="input-group mb-3">
+                <span class="input-group-text">@Localizer["SearchPrefix"]</span>
+                <input type="text" class="form-control shadow-none" maxlength="50"
+                       aria-label="Keywords"
+                       placeholder="@Localizer["SearchPlaceholder"]"
+                       @bind="_keywords"
+                       @bind:event="oninput"
+                       @onkeypress="KeywordsChanged">
+                <button class="btn btn-primary shadow-none" type="button" @onclick="@(async () => await Search())">@Localizer["Search"]</button>
+            </div>
+        </div>
+    </div>
+    <div class="row">
+        <div class="col-md-12  mb-3">
+            @if (_loading)
+            {
+                <div class="app-progress-indicator"></div>
+            }
+            else
+            {
+                @if (_searchResults != null && _searchResults.Results != null)
+                {
+                    if (_searchResults.Results.Any())
+                    {
+                        <Pager Items="@_searchResults?.Results"
+                               Format="Grid"
+                               PageSize="@_pageSize.ToString()"
+                               DisplayPages="@_displayPages.ToString()"
+                               CurrentPage="@_currentPage.ToString()" Columns="1"
+                               Toolbar="Bottom">
+                            <Row>
+                                <div class="search-item">
+                                    <h4 class="mb-1"><a href="@context.Url">@context.Title</a></h4>
+                                    <div class="font-13 text-success mb-3">@context.Url</div>
+                                    <p class="mb-0 text-muted">@((MarkupString)context.Snippet)</p>
+                                </div>
+                            </Row>
+                        </Pager>
+                    }
+                    else
+                    {
+                        <div class="alert alert-info show mt-3" role="alert">
+                            @Localizer["NoResult"]
+                        </div>
+                    }
+                }
+                <div class="clearfix"></div>
+            }
+        </div>
+    </div>
+</div>
+@code {
+    private SearchSortDirections _searchSortDirection = SearchSortDirections.Descending; //default sort by
+    private SearchSortFields _searchSortField = SearchSortFields.Relevance;
+    private string _keywords;
+    private bool _loading;
+    private SearchResults _searchResults;
+    private int _currentPage = 0;
+    private int _pageSize = Constants.SearchDefaultPageSize;
+    private int _displayPages = 7;
+
+    protected override async Task OnInitializedAsync()
+    {
+        if (ModuleState.Settings.ContainsKey("PageSize"))
+        {
+            _pageSize = int.Parse(ModuleState.Settings["PageSize"]);
+        }
+
+        if (PageState.QueryString.ContainsKey("s"))
+        {
+            _keywords = PageState.QueryString["s"];
+        }
+
+        if (PageState.QueryString.ContainsKey("p"))
+        {
+            _currentPage = Convert.ToInt32(PageState.QueryString["p"]);
+            if (_currentPage < 1)
+            {
+                _currentPage = 1;
+            }
+        }
+
+        if (!string.IsNullOrEmpty(_keywords))
+        {
+            await PerformSearch();
+        }
+    }
+
+    private async Task KeywordsChanged(KeyboardEventArgs e)
+    {
+        if (e.Code == "Enter" || e.Code == "NumpadEnter")
+        {
+            if (!string.IsNullOrEmpty(_keywords))
+            {
+                await Search();
+            }
+        }
+    }
+
+    private async Task Search()
+    {
+        if (string.IsNullOrEmpty(_keywords))
+        {
+            AddModuleMessage(Localizer["MissingKeywords"], MessageType.Warning);
+        }
+        else
+        {
+            ClearModuleMessage();
+
+
+            _currentPage = 0;
+            await PerformSearch();
+        }
+    }
+
+    private async Task PerformSearch()
+    {
+        _loading = true;
+        StateHasChanged();
+
+        var searchQuery = new SearchQuery
+            {
+                SiteId = PageState.Site.SiteId,
+                Alias = PageState.Alias,
+                User = PageState.User,
+                Keywords = _keywords,
+                SortDirection = _searchSortDirection,
+                SortField = _searchSortField,
+                PageIndex = 0,
+                PageSize = int.MaxValue
+            };
+
+        _searchResults = await SearchResultsService.SearchAsync(PageState.ModuleId, searchQuery);
+
+        _loading = false;
+        StateHasChanged();
+    }
+}