1 files changed, 116 insertions, 0 deletions
diff --git a/tools/tryselect/selectors/chooser/static/filter.js b/tools/tryselect/selectors/chooser/static/filter.js
new file mode 100644
index 0000000000..2d8731e61f
--- /dev/null
+++ b/tools/tryselect/selectors/chooser/static/filter.js
@@ -0,0 +1,116 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const selection = $("#selection")[0];
+const count = $("#selection-count")[0];
+const pluralize = (count, noun, suffix = "s") =>
+  `${count} ${noun}${count !== 1 ? suffix : ""}`;
+
+var selected = [];
+
+var updateLabels = () => {
+  $(".tab-pane.active > .filter-label").each(function (index) {
+    let box = $("#" + this.htmlFor)[0];
+    let method = box.checked ? "add" : "remove";
+    $(this)[method + "Class"]("is-checked");
+  });
+};
+
+var apply = () => {
+  let filters = {};
+  let kinds = [];
+
+  $(".filter:checked").each(function (index) {
+    for (let kind of this.name.split(",")) {
+      if (!kinds.includes(kind)) {
+        kinds.push(kind);
+      }
+    }
+
+    // Checkbox element values are generated by Section.get_context() in app.py
+    let attrs = JSON.parse(this.value);
+    for (let attr in attrs) {
+      if (!(attr in filters)) {
+        filters[attr] = [];
+      }
+
+      let values = attrs[attr];
+      filters[attr] = filters[attr].concat(values);
+    }
+  });
+  updateLabels();
+
+  if (
+    !Object.keys(filters).length ||
+    (Object.keys(filters).length == 1 && "build_type" in filters)
+  ) {
+    selection.value = "";
+    count.innerHTML = "0 tasks selected";
+    return;
+  }
+
+  var taskMatches = label => {
+    let task = tasks[label];
+
+    // If no box for the given kind has been checked, this task is
+    // automatically not selected.
+    if (!kinds.includes(task.kind)) {
+      return false;
+    }
+
+    for (let attr in filters) {
+      let values = filters[attr];
+      if (!(attr in task) || values.includes(task[attr])) {
+        continue;
+      }
+      return false;
+    }
+    return true;
+  };
+
+  selected = Object.keys(tasks).filter(taskMatches);
+  applyChunks();
+};
+
+var applyChunks = () => {
+  // For tasks that have a chunk filter applied, we handle that here.
+  let filters = {};
+  $(".filter:text").each(function (index) {
+    let value = $(this).val();
+    if (value === "") {
+      return;
+    }
+
+    let attrs = JSON.parse(this.name);
+    let key = `${attrs.unittest_suite}-${attrs.unittest_flavor}`;
+    if (!(key in filters)) {
+      filters[key] = [];
+    }
+
+    // Parse the chunk strings. These are formatted like printer page setups, e.g: "1,4-6,9"
+    for (let item of value.split(",")) {
+      if (!item.includes("-")) {
+        filters[key].push(parseInt(item));
+        continue;
+      }
+
+      let [start, end] = item.split("-");
+      for (let i = parseInt(start); i <= parseInt(end); ++i) {
+        filters[key].push(i);
+      }
+    }
+  });
+
+  let chunked = selected.filter(function (label) {
+    let task = tasks[label];
+    let key = task.unittest_suite + "-" + task.unittest_flavor;
+    if (key in filters && !filters[key].includes(parseInt(task.test_chunk))) {
+      return false;
+    }
+    return true;
+  });
+
+  selection.value = chunked.join("\n");
+  count.innerText = pluralize(chunked.length, "task") + " selected";
+};