Add first steps to implementing search

2 files changed, 37 insertions, 0 deletions

diff --git a/dottydoc/js/src/DottyDoc.scala b/dottydoc/js/src/DottyDoc.scala
index 48989b66c..5773e6a19 100644
--- a/dottydoc/js/src/DottyDoc.scala
+++ b/dottydoc/js/src/DottyDoc.scala
@@ -16,6 +16,9 @@ import html.EntityLayout
     document.title = "Dotty " + EntityIndex.currentEntity.path.mkString(".")
     target.appendChild(EntityLayout(EntityIndex.currentEntity).html.render)
     hljs.initHighlightingOnLoad()
+
+    val searchInput = document.getElementById("search").asInstanceOf[dom.html.Input]
+    searchInput.onkeyup = Search(searchInput)
   }
 }
 
diff --git a/dottydoc/js/src/Search.scala b/dottydoc/js/src/Search.scala
new file mode 100644
index 000000000..0683c5d95
--- /dev/null
+++ b/dottydoc/js/src/Search.scala
@@ -0,0 +1,34 @@
+package dotty.tools.dottydoc
+package js
+
+import scala.scalajs.{ js => sjs }
+import sjs.timers._
+import org.scalajs.dom
+
+object Search {
+  private var isSearching = false
+
+  def apply(input: dom.html.Input) = considerSearch(input)
+
+  def considerSearch(input: dom.html.Input): dom.Event => Unit = { e =>
+    val query = input.value
+    if (query.length > 2) setTimeout(200) {
+      if (!isSearching) {
+        isSearching = true
+        performSearch(query)
+      }
+    }
+  }
+
+  def performSearch(query: String): Unit = {
+    println(s"searching for $query...")
+
+    val matchingPackages = EntityIndex.packages.values.collect {
+      case x if x.name.startsWith(query) => x
+    }
+
+    println("Found matching packages: ")
+    matchingPackages.map(_.name).foreach(println)
+    isSearching = false
+  }
+}