better detect dropdown menu (#778)

skyvern/forge/prompts/skyvern/custom-select.j2

@@ -14,6 +14,7 @@ Reply in JSON format with the following keys:
     "confidence_float": float, // The confidence of the action. Pick a number between 0.0 and 1.0. 0.0 means no confidence, 1.0 means full confidence
     "id": str, // The id of the element to take action on. The id has to be one from the elements list
     "value": str, // The value to select.
+    "relevant": bool, // True if the value you select is relevant to the target value, otherwise False.
 }
 
 Context:

skyvern/webeye/actions/handler.py

@@ -388,7 +388,6 @@ async def handle_input_text_action(
                     dom=dom,
                     skyvern_frame=skyvern_frame,
                     incremental_scraped=incremental_scraped,
-                    element_trees=incremental_element,
                     llm_handler=app.SECONDARY_LLM_API_HANDLER,
                     step=step,
                     task=task,
@@ -402,10 +401,14 @@ async def handle_input_text_action(
                     element_id=skyvern_element.get_id(),
                     action=action,
                 )
-            except Exception as e:
+            except Exception:
                 await skyvern_element.scroll_into_view()
-                LOG.exception("Failed to do custom selection transformed from input action")
+                LOG.warning(
-                return [ActionFailure(exception=e)]
+                    "Failed to do custom selection transformed from input action, continue to input text",
+                    exc_info=True,
+                    task_id=task.task_id,
+                    step_id=step.step_id,
+                )
             finally:
                 await skyvern_element.press_key("Escape")
                 await skyvern_element.blur()
@@ -682,7 +685,6 @@ async def handle_select_option_action(
             dom=dom,
             skyvern_frame=skyvern_frame,
             incremental_scraped=incremental_scraped,
-            element_trees=incremental_element,
             llm_handler=app.SECONDARY_LLM_API_HANDLER,
             step=step,
             task=task,
@@ -1251,21 +1253,23 @@ async def select_from_dropdown(
     dom: DomUtil,
     skyvern_frame: SkyvernFrame,
     incremental_scraped: IncrementalScrapePage,
-    element_trees: list[dict],
     llm_handler: LLMAPIHandler,
     step: Step,
     task: Task,
     force_select: bool = False,
+    should_relevant: bool = True,
 ) -> tuple[ActionResult | None, str | None]:
     """
-    force_select is used to choose an element to click even there's no dropdown menu
+    force_select: is used to choose an element to click even there's no dropdown menu;
-    None will be only returned when force_select is false and no dropdown menu popped
+    should_relevant: only valid when force_select is "False". When "True", the chosen value must be relevant to the target value;
+    None will be only returned when:
+        1. force_select is false and no dropdown menu popped
+        2. force_select is false and match value is not relevant to the target value
     """
     timeout = SettingsManager.get_settings().BROWSER_ACTION_TIMEOUT_MS
 
     dropdown_menu_element = await locate_dropdown_menu(
         incremental_scraped=incremental_scraped,
-        element_trees=element_trees,
         llm_handler=llm_handler,
         step=step,
         task=task,
@@ -1297,7 +1301,10 @@ async def select_from_dropdown(
         raise NoLabelOrValueForCustomSelection(element_id=action.element_id)
 
     prompt = prompt_engine.load_prompt(
-        "custom-select", context_reasoning=action.reasoning, target_value=target_value, elements=html
+        "custom-select",
+        context_reasoning=action.reasoning,
+        target_value=target_value,
+        elements=html,
     )
 
     LOG.info(
@@ -1320,6 +1327,16 @@ async def select_from_dropdown(
     if not element_id:
         raise NoElementMatchedForTargetOption(target=target_value, reason=json_response.get("reasoning"))
 
+    if not force_select and should_relevant:
+        if not json_response.get("relevant", False):
+            LOG.debug(
+                "The selected option is not relevant to the target value",
+                element_id=element_id,
+                task_id=task.task_id,
+                step_id=step.step_id,
+            )
+            return None, None
+
     try:
         selected_element = await SkyvernElement.create_from_incremental(incremental_scraped, element_id)
         await selected_element.scroll_into_view()
@@ -1362,7 +1379,7 @@ async def select_from_dropdown_by_value(
     step: Step,
 ) -> ActionResult:
     timeout = SettingsManager.get_settings().BROWSER_ACTION_TIMEOUT_MS
-    element_trees = await incremental_scraped.get_incremental_element_tree(
+    await incremental_scraped.get_incremental_element_tree(
         clean_and_remove_element_tree_factory(task=task, step=step, dom=dom),
     )
 
@@ -1373,7 +1390,6 @@ async def select_from_dropdown_by_value(
 
     dropdown_menu_element = await locate_dropdown_menu(
         incremental_scraped=incremental_scraped,
-        element_trees=element_trees,
         llm_handler=llm_handler,
         step=step,
         task=task,
@@ -1419,12 +1435,35 @@ async def select_from_dropdown_by_value(
 
 async def locate_dropdown_menu(
     incremental_scraped: IncrementalScrapePage,
-    element_trees: list[dict],
     llm_handler: LLMAPIHandler,
     step: Step,
     task: Task,
 ) -> SkyvernElement | None:
-    for idx, element_dict in enumerate(element_trees):
+    skyvern_frame = incremental_scraped.skyvern_frame
+
+    async def is_ul_or_listbox_element(element_dict: dict) -> bool:
+        element_id: str = element_dict.get("id", "")
+        try:
+            element = await SkyvernElement.create_from_incremental(incremental_scraped, element_id)
+        except Exception:
+            LOG.debug(
+                "Failed to element in the incremental page",
+                element_id=element_id,
+                step_id=step.step_id,
+                task_id=task.task_id,
+                exc_info=True,
+            )
+            return False
+
+        if element.get_tag_name() == "ul":
+            return True
+
+        if await element.get_attr("role") == "listbox":
+            return True
+
+        return False
+
+    for idx, element_dict in enumerate(incremental_scraped.element_tree):
         # FIXME: confirm max to 10 nodes for now, preventing sendindg too many requests to LLM
         if idx >= 10:
             break
@@ -1432,7 +1471,7 @@ async def locate_dropdown_menu(
         element_id = element_dict.get("id")
         if not element_id:
             LOG.debug(
-                "Skip the non-interactable element for the dropdown menu confirm",
+                "Skip the element without id for the dropdown menu confirm",
                 step_id=step.step_id,
                 task_id=task.task_id,
                 element=element_dict,
@@ -1451,6 +1490,38 @@ async def locate_dropdown_menu(
             )
             continue
 
+        found_element_id = await head_element.find_children_element_id_by_callback(
+            cb=is_ul_or_listbox_element,
+        )
+        if found_element_id and found_element_id != element_id:
+            LOG.debug(
+                "Found 'ul or listbox' element in children list",
+                element_id=found_element_id,
+                step_id=step.step_id,
+                task_id=task.task_id,
+            )
+
+            try:
+                head_element = await SkyvernElement.create_from_incremental(incremental_scraped, found_element_id)
+                element_id = found_element_id
+            except Exception:
+                LOG.debug(
+                    "Failed to get head element by found element id, use the orignal element id",
+                    element_id=found_element_id,
+                    step_id=step.step_id,
+                    task_id=task.task_id,
+                    exc_info=True,
+                )
+
+        if not await skyvern_frame.get_element_visible(await head_element.get_element_handler()):
+            LOG.debug(
+                "Skip the element since it's invisible",
+                step_id=step.step_id,
+                task_id=task.task_id,
+                element_id=element_id,
+            )
+            continue
+
         screenshot = await head_element.get_locator().screenshot(
             timeout=SettingsManager.get_settings().BROWSER_SCREENSHOT_TIMEOUT_MS
         )

skyvern/webeye/scraper/domUtils.js

@@ -888,7 +888,7 @@ function uniqueId() {
   return result;
 }
 
-function buildElementObject(frame, element, interactable) {
+function buildElementObject(frame, element, interactable, purgeable = false) {
   var element_id = element.getAttribute("unique_id") ?? uniqueId();
   var elementTagNameLower = element.tagName.toLowerCase();
   element.setAttribute("unique_id", element_id);
@@ -940,6 +940,8 @@ function buildElementObject(frame, element, interactable) {
     text: getElementContent(element),
     children: [],
     rect: DomUtils.getVisibleClientRect(element, true),
+    // if purgeable is True, which means this element is only used for building the tree relationship
+    purgeable: purgeable,
     // don't trim any attr of this element if keepAllAttr=True
     keepAllAttr:
       elementTagNameLower === "svg" || element.closest("svg") !== null,
@@ -979,11 +981,11 @@ function buildElementObject(frame, element, interactable) {
   return elementObj;
 }
 
-function buildTreeFromBody(frame = "main.frame", open_select = false) {
+function buildTreeFromBody(frame = "main.frame") {
-  return buildElementTree(document.body, frame, open_select);
+  return buildElementTree(document.body, frame);
 }
 
-function buildElementTree(starter = document.body, frame = "main.frame") {
+function buildElementTree(starter = document.body, frame, full_tree = false) {
   var elements = [];
   var resultArray = [];
 
@@ -1078,6 +1080,23 @@ function buildElementTree(starter = document.body, frame = "main.frame") {
           // build all table related elements into skyvern element
           // we need these elements to preserve the DOM structure
           elementObj = buildElementObject(frame, element, false);
+        } else if (full_tree) {
+          // when building full tree, we only get text from element itself
+          // elements without text are purgeable
+          elementObj = buildElementObject(frame, element, false, true);
+          let textContent = "";
+          if (isElementVisible(element)) {
+            for (let i = 0; i < element.childNodes.length; i++) {
+              var node = element.childNodes[i];
+              if (node.nodeType === Node.TEXT_NODE) {
+                textContent += node.data.trim();
+              }
+            }
+          }
+          elementObj.text = textContent;
+          if (textContent.length > 0) {
+            elementObj.purgeable = false;
+          }
         } else {
           // character length limit for non-interactable elements should be 5000
           // we don't use element context in HTML format,
@@ -1673,7 +1692,7 @@ function addIncrementalNodeToMap(parentNode, childrenNode) {
   }
 
   for (const child of childrenNode) {
-    const [_, newNodeTree] = buildElementTree(child, "", false);
+    const [_, newNodeTree] = buildElementTree(child, "", true);
     if (newNodeTree.length > 0) {
       newNodesTreeList.push(...newNodeTree);
     }

skyvern/webeye/scraper/scraper.py

@@ -109,6 +109,9 @@ def json_to_html(element: dict) -> str:
         for option in element.get("options", [])
     )
 
+    if element.get("purgeable", False):
+        return children_html + option_html
+
     # Check if the element is self-closing
     if tag in ["img", "input", "br", "hr", "meta", "link"] and not option_html and not children_html:
         return f'<{tag}{attributes_html if not attributes_html else " "+attributes_html}>'
@@ -338,7 +341,7 @@ async def get_interactable_element_tree_in_frame(
 
         unique_id = await frame_element.get_attribute("unique_id")
 
-        frame_js_script = f"() => buildTreeFromBody('{unique_id}', true)"
+        frame_js_script = f"() => buildTreeFromBody('{unique_id}')"
 
         await frame.evaluate(JS_FUNCTION_DEFS)
         frame_elements, frame_element_tree = await frame.evaluate(frame_js_script)
@@ -374,7 +377,7 @@ async def get_interactable_element_tree(
     :return: Tuple containing the element tree and a map of element IDs to elements.
     """
     await page.evaluate(JS_FUNCTION_DEFS)
-    main_frame_js_script = "() => buildTreeFromBody('main.frame', true)"
+    main_frame_js_script = "() => buildTreeFromBody()"
     elements, element_tree = await page.evaluate(main_frame_js_script)
 
     if len(page.main_frame.child_frames) > 0:
@@ -504,8 +507,7 @@ def trim_element_tree(elements: list[dict]) -> list[dict]:
                 del queue_ele["attributes"]
 
         if "attributes" in queue_ele and not queue_ele.get("keepAllAttr", False):
-            tag_name = queue_ele["tagName"] if "tagName" in queue_ele else ""
+            new_attributes = _trimmed_attributes(queue_ele["attributes"])
-            new_attributes = _trimmed_attributes(tag_name, queue_ele["attributes"])
             if new_attributes:
                 queue_ele["attributes"] = new_attributes
             else:
@@ -536,13 +538,10 @@ def _trimmed_base64_data(attributes: dict) -> dict:
     return new_attributes
 
 
-def _trimmed_attributes(tag_name: str, attributes: dict) -> dict:
+def _trimmed_attributes(attributes: dict) -> dict:
     new_attributes: dict = {}
 
     for key in attributes:
-        if key == "id" and tag_name in ["input", "textarea", "select"]:
-            # We don't want to remove the id attribute any of these elements in case there's a label for it
-            new_attributes[key] = attributes[key]
         if key == "role" and attributes[key] in ["listbox", "option"]:
             new_attributes[key] = attributes[key]
         if key in RESERVED_ATTRIBUTES and attributes[key]:

skyvern/webeye/utils/dom.py

@@ -269,6 +269,23 @@ class SkyvernElement:
 
         return None
 
+    async def find_children_element_id_by_callback(
+        self, cb: typing.Callable[[dict], typing.Awaitable[bool]]
+    ) -> str | None:
+        index = 0
+        queue = [self.get_element_dict()]
+        while index < len(queue):
+            item = queue[index]
+            if await cb(item):
+                return item.get("id", "")
+
+            children: list[dict] = item.get("children", [])
+            for child in children:
+                queue.append(child)
+
+            index += 1
+        return None
+
     async def find_label_for(
         self, dom: DomUtil, timeout: float = SettingsManager.get_settings().BROWSER_ACTION_TIMEOUT_MS
     ) -> SkyvernElement | None:

skyvern/webeye/utils/page.py

@@ -188,6 +188,10 @@ class SkyvernFrame:
         js_script = "(element) => isScrollable(element)"
         return await self.frame.evaluate(js_script, element)
 
+    async def get_element_visible(self, element: ElementHandle) -> bool:
+        js_script = "(element) => isElementVisible(element) && !isHidden(element)"
+        return await self.frame.evaluate(js_script, element)
+
     async def scroll_to_top(self, draw_boxes: bool) -> float:
         """
         Scroll to the top of the page and take a screenshot.

streamlit_app/visualizer/api.py

@@ -16,18 +16,20 @@ class SkyvernClient:
         self.base_url = base_url
         self.credentials = credentials
 
-    def generate_curl_params(self, task_request_body: TaskRequest) -> PreparedRequest:
+    def generate_curl_params(self, task_request_body: TaskRequest, max_steps: int | None = None) -> PreparedRequest:
         url = f"{self.base_url}/tasks"
         payload = task_request_body.model_dump()
         headers = {
             "Content-Type": "application/json",
             "x-api-key": self.credentials,
         }
+        if max_steps is not None:
+            headers["x-max-steps-override"] = str(max_steps)
 
         return url, payload, headers
 
-    def create_task(self, task_request_body: TaskRequest) -> str | None:
+    def create_task(self, task_request_body: TaskRequest, max_steps: int | None = None) -> str | None:
-        url, payload, headers = self.generate_curl_params(task_request_body)
+        url, payload, headers = self.generate_curl_params(task_request_body, max_steps=max_steps)
 
         response = requests.post(url, headers=headers, data=json.dumps(payload))
         if "task_id" not in response.json():