From d2bd97549ab3012de403700fa2fb6146b1dd6014 Mon Sep 17 00:00:00 2001
From: Cristhian Zanforlin Lousa <cristhian.lousa@gmail.com>
Date: Wed, 22 Apr 2026 14:24:57 -0300
Subject: [PATCH] fix: preserve spaces in shareable playground chat input
 (#12833)

---
 .../__tests__/input-wrapper.test.tsx          | 306 ++++++++++++++++++
 .../chatInput/components/input-wrapper.tsx    |   4 +
 2 files changed, 310 insertions(+)
 create mode 100644 src/frontend/src/modals/IOModal/components/chatView/chatInput/components/__tests__/input-wrapper.test.tsx

diff --git a/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/__tests__/input-wrapper.test.tsx b/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/__tests__/input-wrapper.test.tsx
new file mode 100644
index 0000000000..5622ab9111
--- /dev/null
+++ b/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/__tests__/input-wrapper.test.tsx
@@ -0,0 +1,306 @@
+import { render, screen } from "@testing-library/react";
+import React from "react";
+import InputWrapper from "../input-wrapper";
+
+jest.mock("@/customization/feature-flags", () => ({
+  __esModule: true,
+  get ENABLE_FILES_ON_PLAYGROUND() {
+    return mockFlags.ENABLE_FILES_ON_PLAYGROUND;
+  },
+  get ENABLE_VOICE_ASSISTANT() {
+    return mockFlags.ENABLE_VOICE_ASSISTANT;
+  },
+}));
+
+jest.mock("@/controllers/API/queries/config/use-get-config", () => ({
+  useGetConfig: () => ({ data: { voice_mode_available: mockVoiceAvailable } }),
+}));
+
+const mockFlags = {
+  ENABLE_FILES_ON_PLAYGROUND: false,
+  ENABLE_VOICE_ASSISTANT: false,
+};
+let mockVoiceAvailable = false;
+
+beforeEach(() => {
+  mockFlags.ENABLE_FILES_ON_PLAYGROUND = false;
+  mockFlags.ENABLE_VOICE_ASSISTANT = false;
+  mockVoiceAvailable = false;
+});
+
+jest.mock("react-i18next", () => ({
+  useTranslation: () => ({ t: (key: string) => key }),
+}));
+
+jest.mock("../upload-file-button", () => ({
+  __esModule: true,
+  default: () => <div data-testid="upload-file-button" />,
+}));
+
+jest.mock("../button-send-wrapper", () => ({
+  __esModule: true,
+  default: () => <div data-testid="send-button" />,
+}));
+
+jest.mock("../voice-assistant/components/voice-button", () => ({
+  __esModule: true,
+  default: () => <div data-testid="voice-button" />,
+}));
+
+jest.mock("../../../fileComponent/components/file-preview", () => ({
+  __esModule: true,
+  default: () => <div data-testid="file-preview" />,
+}));
+
+jest.mock("../text-area-wrapper", () => ({
+  __esModule: true,
+  default: () => <textarea data-testid="text-area" />,
+}));
+
+const renderWrapper = () => {
+  const inputRef = React.createRef<HTMLTextAreaElement>();
+  const fileInputRef = React.createRef<HTMLInputElement>();
+  return render(
+    <InputWrapper
+      isBuilding={false}
+      checkSendingOk={() => false}
+      send={() => {}}
+      noInput={false}
+      chatValue=""
+      inputRef={inputRef as React.RefObject<HTMLTextAreaElement>}
+      files={[]}
+      isDragging={false}
+      handleDeleteFile={() => {}}
+      fileInputRef={fileInputRef}
+      handleFileChange={() => {}}
+      handleButtonClick={() => {}}
+      setShowAudioInput={() => {}}
+      currentFlowId="flow-1"
+      playgroundPage={true}
+    />,
+  );
+};
+
+const dispatchOn = (
+  element: Element,
+  type: string,
+  init: KeyboardEventInit | MouseEventInit,
+) => {
+  const event =
+    type === "keydown"
+      ? new KeyboardEvent(type, { bubbles: true, cancelable: true, ...init })
+      : new MouseEvent(type, { bubbles: true, cancelable: true, ...init });
+  const preventDefaultSpy = jest.spyOn(event, "preventDefault");
+  const stopPropagationSpy = jest.spyOn(event, "stopPropagation");
+  element.dispatchEvent(event);
+  return { preventDefaultSpy, stopPropagationSpy };
+};
+
+describe("IOModal chat input wrapper", () => {
+  it("should_not_prevent_default_when_space_is_pressed_inside_textarea", () => {
+    renderWrapper();
+    const textarea = screen.getByTestId("text-area");
+
+    const { preventDefaultSpy } = dispatchOn(textarea, "keydown", { key: " " });
+
+    expect(preventDefaultSpy).not.toHaveBeenCalled();
+  });
+
+  it("should_not_prevent_default_when_enter_is_pressed_inside_textarea", () => {
+    renderWrapper();
+    const textarea = screen.getByTestId("text-area");
+
+    const { preventDefaultSpy } = dispatchOn(textarea, "keydown", {
+      key: "Enter",
+    });
+
+    expect(preventDefaultSpy).not.toHaveBeenCalled();
+  });
+
+  it("should_not_prevent_default_when_other_key_is_pressed_inside_textarea", () => {
+    renderWrapper();
+    const textarea = screen.getByTestId("text-area");
+
+    const { preventDefaultSpy } = dispatchOn(textarea, "keydown", { key: "a" });
+
+    expect(preventDefaultSpy).not.toHaveBeenCalled();
+  });
+
+  it("should_prevent_default_and_move_cursor_to_end_when_space_is_pressed_outside_textarea", () => {
+    const inputRef = React.createRef<HTMLTextAreaElement>();
+    const fileInputRef = React.createRef<HTMLInputElement>();
+    const realTextarea = document.createElement("textarea");
+    realTextarea.value = "abc";
+    (inputRef as { current: HTMLTextAreaElement | null }).current =
+      realTextarea;
+    const selectionSpy = jest.spyOn(realTextarea, "setSelectionRange");
+
+    render(
+      <InputWrapper
+        isBuilding={false}
+        checkSendingOk={() => false}
+        send={() => {}}
+        noInput={false}
+        chatValue="abc"
+        inputRef={inputRef as React.RefObject<HTMLTextAreaElement>}
+        files={[]}
+        isDragging={false}
+        handleDeleteFile={() => {}}
+        fileInputRef={fileInputRef}
+        handleFileChange={() => {}}
+        handleButtonClick={() => {}}
+        setShowAudioInput={() => {}}
+        currentFlowId="flow-1"
+        playgroundPage={true}
+      />,
+    );
+    const wrapper = screen.getByTestId("input-wrapper");
+
+    const { preventDefaultSpy } = dispatchOn(wrapper, "keydown", { key: " " });
+
+    expect(preventDefaultSpy).toHaveBeenCalled();
+    expect(selectionSpy).toHaveBeenCalledWith(3, 3);
+  });
+
+  it("should_not_prevent_default_on_unrelated_key_outside_textarea", () => {
+    renderWrapper();
+    const wrapper = screen.getByTestId("input-wrapper");
+
+    const { preventDefaultSpy } = dispatchOn(wrapper, "keydown", { key: "a" });
+
+    expect(preventDefaultSpy).not.toHaveBeenCalled();
+  });
+
+  it("should_skip_focus_handling_when_mousedown_target_is_textarea", () => {
+    renderWrapper();
+    const textarea = screen.getByTestId("text-area");
+
+    const { preventDefaultSpy, stopPropagationSpy } = dispatchOn(
+      textarea,
+      "mousedown",
+      {},
+    );
+
+    expect(preventDefaultSpy).not.toHaveBeenCalled();
+    expect(stopPropagationSpy).not.toHaveBeenCalled();
+  });
+
+  it("should_prevent_default_and_stop_propagation_on_mousedown_outside_textarea", () => {
+    renderWrapper();
+    const wrapper = screen.getByTestId("input-wrapper");
+
+    const { preventDefaultSpy, stopPropagationSpy } = dispatchOn(
+      wrapper,
+      "mousedown",
+      {},
+    );
+
+    expect(preventDefaultSpy).toHaveBeenCalled();
+    expect(stopPropagationSpy).toHaveBeenCalled();
+  });
+
+  it("should_focus_input_when_wrapper_is_clicked_outside_textarea", () => {
+    const inputRef = React.createRef<HTMLTextAreaElement>();
+    const fileInputRef = React.createRef<HTMLInputElement>();
+    const realTextarea = document.createElement("textarea");
+    realTextarea.value = "hi";
+    (inputRef as { current: HTMLTextAreaElement | null }).current =
+      realTextarea;
+    const focusSpy = jest.spyOn(realTextarea, "focus");
+    const selectionSpy = jest.spyOn(realTextarea, "setSelectionRange");
+
+    render(
+      <InputWrapper
+        isBuilding={false}
+        checkSendingOk={() => false}
+        send={() => {}}
+        noInput={false}
+        chatValue="hi"
+        inputRef={inputRef as React.RefObject<HTMLTextAreaElement>}
+        files={[]}
+        isDragging={false}
+        handleDeleteFile={() => {}}
+        fileInputRef={fileInputRef}
+        handleFileChange={() => {}}
+        handleButtonClick={() => {}}
+        setShowAudioInput={() => {}}
+        currentFlowId="flow-1"
+        playgroundPage={true}
+      />,
+    );
+    const wrapper = screen.getByTestId("input-wrapper");
+
+    dispatchOn(wrapper, "click", {});
+
+    expect(focusSpy).toHaveBeenCalled();
+    expect(selectionSpy).toHaveBeenCalledWith(2, 2);
+  });
+
+  it("should_render_voice_button_when_voice_assistant_is_enabled_and_available", () => {
+    mockFlags.ENABLE_VOICE_ASSISTANT = true;
+    mockVoiceAvailable = true;
+    renderWrapper();
+
+    expect(screen.getByTestId("voice-button")).toBeInTheDocument();
+  });
+
+  it("should_render_upload_button_when_not_on_playground_page", () => {
+    const inputRef = React.createRef<HTMLTextAreaElement>();
+    const fileInputRef = React.createRef<HTMLInputElement>();
+    render(
+      <InputWrapper
+        isBuilding={false}
+        checkSendingOk={() => false}
+        send={() => {}}
+        noInput={false}
+        chatValue=""
+        inputRef={inputRef as React.RefObject<HTMLTextAreaElement>}
+        files={[]}
+        isDragging={false}
+        handleDeleteFile={() => {}}
+        fileInputRef={fileInputRef}
+        handleFileChange={() => {}}
+        handleButtonClick={() => {}}
+        setShowAudioInput={() => {}}
+        currentFlowId="flow-1"
+        playgroundPage={false}
+      />,
+    );
+
+    expect(screen.getByTestId("upload-file-button")).toBeInTheDocument();
+  });
+
+  it("should_skip_focus_handling_when_click_target_is_textarea", () => {
+    const inputRef = React.createRef<HTMLTextAreaElement>();
+    const fileInputRef = React.createRef<HTMLInputElement>();
+    const realTextarea = document.createElement("textarea");
+    (inputRef as { current: HTMLTextAreaElement | null }).current =
+      realTextarea;
+    const focusSpy = jest.spyOn(realTextarea, "focus");
+
+    render(
+      <InputWrapper
+        isBuilding={false}
+        checkSendingOk={() => false}
+        send={() => {}}
+        noInput={false}
+        chatValue=""
+        inputRef={inputRef as React.RefObject<HTMLTextAreaElement>}
+        files={[]}
+        isDragging={false}
+        handleDeleteFile={() => {}}
+        fileInputRef={fileInputRef}
+        handleFileChange={() => {}}
+        handleButtonClick={() => {}}
+        setShowAudioInput={() => {}}
+        currentFlowId="flow-1"
+        playgroundPage={true}
+      />,
+    );
+    const textarea = screen.getByTestId("text-area");
+
+    dispatchOn(textarea, "click", {});
+
+    expect(focusSpy).not.toHaveBeenCalled();
+  });
+});
diff --git a/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/input-wrapper.tsx b/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/input-wrapper.tsx
index 6f66ef9598..dcd86ab347 100644
--- a/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/input-wrapper.tsx
+++ b/src/frontend/src/modals/IOModal/components/chatView/chatInput/components/input-wrapper.tsx
@@ -75,6 +75,10 @@ const InputWrapper: React.FC<InputWrapperProps> = ({
   };
 
   const onKeyDown = (e: React.KeyboardEvent<HTMLDivElement>) => {
+    const target = e.target as HTMLElement;
+    if (target.closest("textarea")) {
+      return;
+    }
     if (e.key !== "Enter" && e.key !== " ") {
       return;
     }