/// <summary>
/// Execute a search request and callback for every incoming items and when the search is completed.
/// The user is responsible for disposing of the search context.
/// </summary>
public static void Request(SearchContext context,
Action <SearchContext, IEnumerable <SearchItem> > onIncomingItems,
Action <SearchContext> onSearchCompleted,
SearchFlags options = SearchFlags.None)
{
var requestId = Guid.NewGuid().ToString("N");
if (options.HasAny(SearchFlags.Debug))
{
Debug.Log($"{requestId} Request started {context.searchText} ({options | context.options})");
}
var sessionCount = 0;
var firstBatchResolved = false;
var completed = false;
var batchCount = 1;
void ReceiveItems(SearchContext c, IEnumerable <SearchItem> items)
{
if (options.HasAny(SearchFlags.Debug))
{
Debug.Log($"{requestId} #{batchCount++} Request incoming batch {context.searchText}");
}
onIncomingItems?.Invoke(c, items.Where(e => e != null));
}
void OnSessionStarted(SearchContext c)
{
if (options.HasAny(SearchFlags.Debug))
{
Debug.Log($"{requestId} Request session begin {context.searchText}");
}
++sessionCount;
}
void OnSessionEnded(SearchContext c)
{
if (options.HasAny(SearchFlags.Debug))
{
Debug.Log($"{requestId} Request session ended {context.searchText}");
}
--sessionCount;
if (sessionCount == 0 && firstBatchResolved)
{
if (options.HasAny(SearchFlags.Debug))
{
Debug.Log($"{requestId} Request async ended {context.searchText}");
}
context.asyncItemReceived -= ReceiveItems;
context.sessionStarted -= OnSessionStarted;
context.sessionEnded -= OnSessionEnded;
onSearchCompleted?.Invoke(c);
completed = true;
}
}
context.asyncItemReceived += ReceiveItems;
context.sessionStarted += OnSessionStarted;
context.sessionEnded += OnSessionEnded;
GetItems(context, options | SearchFlags.FirstBatchAsync);
firstBatchResolved = true;
if (sessionCount == 0 && !completed)
{
if (options.HasAny(SearchFlags.Debug))
{
Debug.Log($"{requestId} Request sync ended {context.searchText}");
}
context.asyncItemReceived -= ReceiveItems;
context.sessionStarted -= OnSessionStarted;
context.sessionEnded -= OnSessionEnded;
onSearchCompleted?.Invoke(context);
}
}
public SearchExpressionParserArgs(SearchContext context, SearchExpressionParserFlags options = SearchExpressionParserFlags.Default)
: this(new StringView(context.searchText), context, options)
{
}
/// <summary>
/// Create a Search item that will be bound to the SeaechProvider.
/// </summary>
/// <param name="context">Search context from the query that generates this item.</param>
/// <param name="id">Unique id of the search item. This is used to remove duplicates to the user view.</param>
/// <param name="label">The search item label is displayed on the first line of the search item UI widget.</param>
/// <param name="description">The search item description is displayed on the second line of the search item UI widget.</param>
/// <param name="thumbnail">The search item thumbnail is displayed left to the item label and description as a preview.</param>
/// <param name="data">User data used to recover more information about a search item. Generally used in fetchLabel, fetchDescription, etc.</param>
/// <returns>New SearchItem</returns>
public SearchItem CreateItem(SearchContext context, string id, string label, string description, Texture2D thumbnail, object data)
{
return(CreateItem(context, id, 0, label, description, thumbnail, data));
}
public SearchQueryError(QueryError error, SearchContext context, SearchProvider provider, bool fromSearchQuery = true)
: this(error.index, error.length, error.reason, context, provider, fromSearchQuery, error.type)
{
}
public IEnumerable <object> EvaluateArgs(SearchContext context, bool reevaluateLiterals = false)
{
return(args.SelectMany(qma => qma.Evaluate(context, reevaluateLiterals)));
}
private void OnProviderAsyncItemReceived(SearchContext context, IEnumerable <SearchItem> items)
{
asyncItemReceived?.Invoke(context, items);
}
public SearchApiSession(params SearchProvider[] providers)
{
context = new SearchContext(providers);
}
public static object SelectValue(SearchItem item, SearchContext context, string selectorName)
{
return(SelectValue(item, context, selectorName, out var _));
}
public static object SelectValue(SearchItem item, SearchContext context, string selectorName, out string suggestedSelectorName)
{
suggestedSelectorName = selectorName;
if (item.TryGetValue(selectorName, context, out var field))
{
return(field.value);
}
if (string.IsNullOrEmpty(selectorName))
{
return(null);
}
#if USE_PROPERTY_DATABASE
using (var view = SearchMonitor.GetView())
#endif
{
#if USE_PROPERTY_DATABASE
if (view.TryLoadProperty(item.key, selectorName, out var recordKey, out var cv, out suggestedSelectorName))
{
return(cv);
}
#endif
string localSuggestedSelectorName = null;
string providerType = item.provider.type;
var itemValue = TaskEvaluatorManager.EvaluateMainThread(() =>
{
foreach (var m in Match(selectorName, providerType))
{
var selectorArgs = new SearchSelectorArgs(m, item);
var selectedValue = m.selector.select(selectorArgs);
if (selectedValue != null)
{
if (selectorArgs.name != null)
{
localSuggestedSelectorName = selectorArgs.name;
}
return(selectedValue);
}
}
return(null);
});
if (itemValue == null)
{
return(null);
}
if (!string.IsNullOrEmpty(localSuggestedSelectorName))
{
suggestedSelectorName = localSuggestedSelectorName;
}
#if USE_PROPERTY_DATABASE
view.StoreProperty(recordKey, itemValue, suggestedSelectorName);
#endif
return(itemValue);
}
}
public static SearchReport Create(SearchContext context, SearchTable table, IEnumerable <SearchItem> items)
{
return(Create(context, table.columns, items));
}
public static string Export(SearchContext context, IEnumerable <SearchColumn> columns, IEnumerable <SearchItem> items)
{
return(Create(context, columns, items).Export());
}
public static SearchReport Create(SearchContext context, SearchTable table)
{
return(Create(context, table.columns, null));
}
public static new SearchItem CreateItem(SearchContext context, string id, int score, string label, string description, Texture2D thumbnail, object @ref)
{
return(s_Provider.CreateItem(context, id, score, label, description, thumbnail, @ref));
}
private static void OnSearchEnded(SearchContext context)
{
context.searchFinishTime = DateTime.Now.Ticks;
}
public SearchSession(SearchContext context)
{
m_Context = context;
}
public static IEnumerable <SearchItem> SelectValues(SearchContext context, IEnumerable <SearchItem> items, string selector, string setFieldName)
{
return(EvaluatorUtils.ProcessValues(items, setFieldName, item => SelectValue(item, context, selector)?.ToString()));
}
private void OnProviderAsyncSessionEnded(SearchContext context)
{
sessionEnded?.Invoke(context);
}
public static GUIContent FormatDescription(SearchItem item, SearchContext context, float availableSpace, bool useColor = true)
{
var desc = item.GetDescription(context);
if (desc != null && item.options.HasAny(SearchItemOptions.Compacted))
{
desc = desc.Replace("\n", " ");
}
if (String.IsNullOrEmpty(desc))
{
return(Styles.emptyContent);
}
var content = Take(desc);
if (item.options == SearchItemOptions.None || Event.current.type != EventType.Repaint)
{
return(content);
}
var truncatedDesc = desc;
var truncated = false;
if (useColor)
{
if (item.options.HasAny(SearchItemOptions.Ellipsis))
{
int maxCharLength = Utils.GetNumCharactersThatFitWithinWidth(Styles.itemDescription, truncatedDesc + "...", availableSpace);
if (maxCharLength < 0)
{
maxCharLength = truncatedDesc.Length;
}
truncated = desc.Length > maxCharLength;
if (truncated)
{
if (item.options.HasAny(SearchItemOptions.RightToLeft))
{
truncatedDesc = "..." + desc.Replace("<b>", "").Replace("</b>", "");
truncatedDesc = truncatedDesc.Substring(Math.Max(0, truncatedDesc.Length - maxCharLength));
}
else
{
truncatedDesc = desc.Substring(0, Math.Min(maxCharLength, desc.Length)) + "...";
}
}
}
if (context != null)
{
if (item.options.HasAny(SearchItemOptions.Highlight))
{
var parts = context.searchQuery.Split('*', ' ', '.').Where(p => p.Length > 2);
foreach (var p in parts)
{
truncatedDesc = Regex.Replace(truncatedDesc, Regex.Escape(p), string.Format(Styles.highlightedTextColorFormat, "$0"), RegexOptions.IgnoreCase);
}
}
else if (item.options.HasAny(SearchItemOptions.FuzzyHighlight))
{
long score = 1;
var matches = new List <int>();
var sq = Utils.CleanString(context.searchQuery.ToLowerInvariant());
if (FuzzySearch.FuzzyMatch(sq, Utils.CleanString(truncatedDesc), ref score, matches))
{
truncatedDesc = RichTextFormatter.FormatSuggestionTitle(truncatedDesc, matches);
}
}
}
}
content.text = truncatedDesc;
if (truncated)
{
content.tooltip = Utils.StripHTML(desc);
}
return(content);
}
private void OnAsyncItemsReceived(SearchContext context, IEnumerable <SearchItem> items)
{
AddItems(items);
}
internal static SortedSet <SearchProposition> Fetch(SearchContext context, in SearchPropositionOptions options)
private void OnAsyncItemsReceived(SearchContext context, IEnumerable <SearchItem> items)
{
onAsyncItemsReceived?.Invoke(items.Select(item => item.id));
}
public SearchSessionContext(SearchContext context, StackTrace stackTrace)
{
this.searchContext = context;
this.stackTrace = stackTrace;
}
public static string ReplaceMarkersWithEvaluatedValues(StringView text, SearchContext context)
{
return(ReplaceMarkersWithEvaluatedValues(text.ToString(), context));
}
public SearchSessionContext(SearchContext context)
: this(context, new StackTrace(2, true))
{
}
public SearchExpressionParserArgs(StringView text, SearchContext context = null, SearchExpressionParserFlags options = SearchExpressionParserFlags.Default)
{
this.text = text.Trim();
this.context = context;
this.options = options;
}
private void OnAsyncItemsReceived(SearchContext context, IEnumerable <SearchItem> items)
{
m_Results.AddItems(items);
Repaint();
}
/// <summary>
/// Helper function to create a new search item for the current provider.
/// </summary>
/// <param name="context">Search context from the query that generates this item.</param>
/// <param name="id">Unique id of the search item. This is used to remove duplicates to the user view.</param>
/// <returns>The newly created search item attached to the current search provider.</returns>
public SearchItem CreateItem(SearchContext context, string id)
{
return(CreateItem(context, id, 0, null, null, null, null));
}
public void Draw(SearchContext context, float width)
{
var selection = context.searchView.selection;
using (var scrollView = new EditorGUILayout.ScrollViewScope(m_ScrollPosition, Styles.panelBackgroundRight, GUILayout.Width(width), GUILayout.ExpandHeight(true)))
{
var selectionCount = selection.Count;
var lastItem = selection.Last();
var showOptions = lastItem?.provider.showDetailsOptions ?? ShowDetailsOptions.None;
if (Event.current.type == EventType.Layout)
{
SetupEditors(selection, showOptions);
}
GUILayout.Label(Styles.previewInspectorContent, Styles.panelHeader);
if (selectionCount == 0)
{
return;
}
if (selectionCount > 1)
{
// Do not render anything else if the selection is composed of items with different providers
if (selection.GroupBy(item => item.provider.id).Count() > 1)
{
GUILayout.Label($"Selected {selectionCount} items from different types.", Styles.panelHeader);
return;
}
else
{
GUILayout.Label($"Selected {selectionCount} items", Styles.panelHeader);
}
}
using (var s = new EditorGUILayout.VerticalScope(Styles.inspector))
{
if (showOptions.HasAny(ShowDetailsOptions.Actions))
{
DrawActions(context);
}
if (selectionCount == 1)
{
if (showOptions.HasAny(ShowDetailsOptions.Preview) && lastItem != null)
{
DrawPreview(context, lastItem, width);
}
if (showOptions.HasAny(ShowDetailsOptions.Description) && lastItem != null)
{
DrawDescription(context, lastItem);
}
}
if (showOptions.HasAny(ShowDetailsOptions.Inspector))
{
DrawInspector(width);
}
}
m_ScrollPosition = scrollView.scrollPosition;
}
}
public SearchContext(SearchContext context)
: this(context.providers, context.searchText, context.options)
{
}
static void HandleItemsIteratorSession(object iterator, List <SearchItem> allItems, string id, SearchContext context, SearchFlags options)
{
if (iterator != null && options.HasAny(SearchFlags.Synchronous))
{
using (var stackedEnumerator = new SearchEnumerator <SearchItem>(iterator))
{
while (stackedEnumerator.MoveNext())
{
if (stackedEnumerator.Current != null)
{
allItems.Add(stackedEnumerator.Current);
}
}
}
}
else
{
var session = context.sessions.GetProviderSession(context, id);
session.Reset(context, iterator, k_MaxFetchTimeMs);
session.Start();
var sessionEnded = !session.FetchSome(allItems, k_MaxFetchTimeMs);
if (options.HasAny(SearchFlags.FirstBatchAsync))
{
session.SendItems(context.subset != null ? allItems.Intersect(context.subset) : allItems);
allItems.Clear();
}
if (sessionEnded)
{
session.Stop();
}
}
}
