diff --git a/src/assets/icons/add.solid.svg b/src/assets/icons/add.solid.svg
new file mode 100644
index 00000000..68e88b42
--- /dev/null
+++ b/src/assets/icons/add.solid.svg
@@ -0,0 +1,3 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M12 2C6.48 2 2 6.48 2 12C2 17.52 6.48 22 12 22C17.52 22 22 17.52 22 12C22 6.48 17.52 2 12 2ZM17 13H13V17H11V13H7V11H11V7H13V11H17V13Z" fill="#667085"/>
+</svg>
diff --git a/src/assets/icons/markdown.svg b/src/assets/icons/markdown.svg
new file mode 100644
index 00000000..0832a420
--- /dev/null
+++ b/src/assets/icons/markdown.svg
@@ -0,0 +1,3 @@
+<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M3 2H21C21.2652 2 21.5196 2.11706 21.7071 2.32544C21.8946 2.53381 22 2.81643 22 3.11111V20.8889C22 21.1836 21.8946 21.4662 21.7071 21.6746C21.5196 21.8829 21.2652 22 21 22H3C2.73478 22 2.48043 21.8829 2.29289 21.6746C2.10536 21.4662 2 21.1836 2 20.8889V3.11111C2 2.81643 2.10536 2.53381 2.29289 2.32544C2.48043 2.11706 2.73478 2 3 2ZM7 15.8889V11.4444L9 13.6667L11 11.4444V15.8889H13V8.11111H11L9 10.3333L7 8.11111H5V15.8889H7ZM18 12.5556V8.11111H16V12.5556H14L17 15.8889L20 12.5556H18Z" fill="#667085"/>
+</svg>
diff --git a/src/common/component/RichInput/Element.js b/src/common/component/RichInput/Element.js
new file mode 100644
index 00000000..9b8cec75
--- /dev/null
+++ b/src/common/component/RichInput/Element.js
@@ -0,0 +1,33 @@
+const Element = ({ attributes, children, element }) => {
+  console.log("element type", element);
+  switch (element.type) {
+    case "del":
+      return <del {...attributes}>{children}</del>;
+    case "italic":
+      return <i {...attributes}>{children}</i>;
+    case "bold":
+      return <strong {...attributes}>{children}</strong>;
+    case "blockquote":
+      return <blockquote {...attributes}>{children}</blockquote>;
+    case "bulleted-list":
+      return <ul {...attributes}>{children}</ul>;
+    case "heading-one":
+      return <h1 {...attributes}>{children}</h1>;
+    case "heading-two":
+      return <h2 {...attributes}>{children}</h2>;
+    case "heading-three":
+      return <h3 {...attributes}>{children}</h3>;
+    case "heading-four":
+      return <h4 {...attributes}>{children}</h4>;
+    case "heading-five":
+      return <h5 {...attributes}>{children}</h5>;
+    case "heading-six":
+      return <h6 {...attributes}>{children}</h6>;
+    case "list-item":
+      return <li {...attributes}>{children}</li>;
+    default:
+      return <p {...attributes}>{children}</p>;
+  }
+};
+
+export default Element;
diff --git a/src/common/component/RichInput/index.js b/src/common/component/RichInput/index.js
new file mode 100644
index 00000000..eff90b07
--- /dev/null
+++ b/src/common/component/RichInput/index.js
@@ -0,0 +1,118 @@
+// import React from "react";
+// import styled from 'styled-components';
+import AutoReplace from "slate-auto-replace";
+import { useState, useRef, useCallback, useMemo, useEffect } from "react";
+import { serialize } from "remark-slate";
+import { Slate, Editable, withReact } from "slate-react";
+import { createEditor, Transforms, Editor } from "slate";
+import { withHistory } from "slate-history";
+import { useKey } from "rooks";
+import Styled from "./styled";
+
+import initialValue, { emptyValue } from "./initialValue";
+import Element from "./Element";
+// import withShortcuts from "./withShortcuts";
+
+// Add the plugin to your set of plugins...
+const plugins = [
+  AutoReplace({
+    trigger: "space",
+    before: /^(>)$/,
+    change: (change, e, matches) => {
+      return change.setBlocks({ type: "blockquote" });
+    },
+  }),
+];
+
+export default function RichInput({
+  setEditor,
+  placeholder = "Write some markdown...",
+  updateMarkdown,
+  updatePureText,
+  sendMessage,
+}) {
+  const editableRef = useRef(null);
+  const [shift, setShift] = useState(false);
+  const [value, setValue] = useState(emptyValue);
+  // const renderElement = useCallback((props) => <Element {...props} />, []);
+  const editor = useMemo(() => withReact(withHistory(createEditor())), []);
+  // const editor = useMemo(
+  //   () => withShortcuts(withReact(withHistory(createEditor()))),
+  //   []
+  // );
+  useEffect(() => {
+    setEditor(editor);
+  }, []);
+
+  useKey(
+    "Enter",
+    (evt) => {
+      evt.preventDefault();
+
+      sendMessage();
+      Transforms.delete(editor, {
+        at: {
+          anchor: Editor.start(editor, []),
+          focus: Editor.end(editor, []),
+        },
+      });
+    },
+    {
+      target: editableRef,
+      when: !shift,
+    }
+  );
+  useKey(
+    "Shift",
+    (e) => {
+      console.log("shift", e.type);
+      setShift(e.type == "keydown");
+    },
+    { eventTypes: ["keydown", "keyup"], target: editableRef }
+  );
+  const handleChange = useCallback(
+    (nextValue) => {
+      setValue(nextValue);
+      // serialize slate state to a markdown string
+      const md = nextValue.map((v) => serialize(v)).join("\n");
+      updateMarkdown(md);
+      console.log("serialized", nextValue, md);
+
+      const nonParagraphs = nextValue.filter((v) => v.type != "paragraph");
+      if (nonParagraphs.length == 0) {
+        const nonEmptyPs = nextValue.filter((v) => !!v.children[0].text);
+        // 全部是P
+        const pureText = nonEmptyPs
+          .map((v) => {
+            return v.children.map(({ text }) => text).join("");
+          })
+          .join("\n");
+        console.log("pure text", nonEmptyPs, pureText);
+        updatePureText(pureText);
+      } else {
+        updatePureText("");
+      }
+    },
+    [updateMarkdown, updatePureText]
+  );
+
+  console.log("slate value", value);
+  return (
+    <Styled className="input" ref={editableRef}>
+      <Slate
+        editor={editor}
+        plugins={plugins}
+        value={value}
+        onChange={handleChange}
+      >
+        <Editable
+          // plugins={plugins}
+          renderElement={Element}
+          placeholder={placeholder}
+          spellCheck
+          autoFocus
+        />
+      </Slate>
+    </Styled>
+  );
+}
diff --git a/src/common/component/RichInput/initialValue.js b/src/common/component/RichInput/initialValue.js
new file mode 100644
index 00000000..856f28aa
--- /dev/null
+++ b/src/common/component/RichInput/initialValue.js
@@ -0,0 +1,49 @@
+const initialValue = [
+  {
+    type: "paragraph",
+    children: [
+      {
+        text:
+          'The editor gives you full control over the logic you can add. For example, it\'s fairly common to want to add markdown-like shortcuts to editors. So that, when you start a line with "> " you get a blockquote that looks like this:',
+      },
+    ],
+  },
+  {
+    type: "block-quote",
+    children: [{ text: "A wise quote." }],
+  },
+  {
+    type: "paragraph",
+    children: [
+      {
+        text:
+          'Order when you start a line with "## " you get a level-two heading, like this:',
+      },
+    ],
+  },
+  {
+    type: "heading-two",
+    children: [{ text: "Try it out!" }],
+  },
+  {
+    type: "paragraph",
+    children: [
+      {
+        text:
+          'Try it out for yourself! Try starting a new line with ">", "-", or "#"s.',
+      },
+    ],
+  },
+];
+export const emptyValue = [
+  {
+    type: "paragraph",
+    children: [
+      {
+        text: "",
+      },
+    ],
+  },
+];
+
+export default initialValue;
diff --git a/src/common/component/RichInput/styled.js b/src/common/component/RichInput/styled.js
new file mode 100644
index 00000000..5ed9a904
--- /dev/null
+++ b/src/common/component/RichInput/styled.js
@@ -0,0 +1,66 @@
+import styled from "styled-components";
+const Styled = styled.div`
+  max-height: 50vh;
+  overflow: auto;
+  p {
+    font-weight: 400;
+    font-size: 14px;
+    /* line-height: 20px; */
+    line-height: 22px;
+    color: #475467;
+    /* margin-bottom: 10px; */
+  }
+  i {
+    font-style: italic;
+  }
+  /* del{
+    font-style: italic;
+  } */
+  ul,
+  ol {
+    font-weight: 400;
+    font-size: 14px;
+    line-height: 20px;
+    color: #475467;
+    list-style-position: inside;
+  }
+  ul {
+    list-style-type: disc;
+  }
+  ol {
+    /* list-style-type:; */
+  }
+  strong {
+    font-weight: 700;
+  }
+  h1,
+  h2,
+  h3 {
+    font-weight: 700;
+    color: #475467;
+  }
+  h1 {
+    font-size: 24px;
+    line-height: 32px;
+  }
+  h2 {
+    font-size: 20px;
+    line-height: 30px;
+  }
+  h3 {
+    font-size: 16px;
+    line-height: 24px;
+  }
+  blockquote {
+    margin-bottom: 10px;
+    color: #98a2b3;
+    opacity: 0.8;
+    box-shadow: inset 2px 0px 0px #a8b0bd;
+    font-weight: 400;
+    font-size: 14px;
+    line-height: 20px;
+    padding: 16px;
+  }
+`;
+
+export default Styled;
diff --git a/src/common/component/RichInput/withShortcuts.js b/src/common/component/RichInput/withShortcuts.js
new file mode 100644
index 00000000..e892d527
--- /dev/null
+++ b/src/common/component/RichInput/withShortcuts.js
@@ -0,0 +1,121 @@
+import {
+  Editor,
+  Transforms,
+  Range,
+  Point,
+  Element as SlateElement,
+} from "slate";
+const SHORTCUTS = {
+  "-": "list-item",
+  "+": "list-item",
+  "~~": "del",
+  _: "italic",
+  __: "bold",
+  ">": "blockquote",
+  "#": "heading-one",
+  "##": "heading-two",
+  "###": "heading-three",
+  "####": "heading-four",
+  "#####": "heading-five",
+  "######": "heading-six",
+};
+const withShortcuts = (editor) => {
+  const { deleteBackward, insertText } = editor;
+
+  editor.insertText = (text) => {
+    const { selection } = editor;
+    console.log("insert text", text, selection, Range.isCollapsed(selection));
+
+    if (text === " " && selection && Range.isCollapsed(selection)) {
+      const { anchor } = selection;
+      const block = Editor.above(editor, {
+        match: (n) => Editor.isBlock(editor, n),
+      });
+      const path = block ? block[1] : [];
+      const start = Editor.start(editor, path);
+      const range = { anchor, focus: start };
+      const beforeText = Editor.string(editor, range);
+      const type = SHORTCUTS[beforeText];
+      console.log(
+        "insert text parsed",
+        block,
+        path,
+        start,
+        range,
+        beforeText,
+        type
+      );
+      if (type) {
+        Transforms.select(editor, range);
+        Transforms.delete(editor);
+        const newProperties = {
+          type,
+        };
+        Transforms.setNodes(editor, newProperties, {
+          match: (n) => Editor.isBlock(editor, n),
+        });
+
+        if (type === "list-item") {
+          const list = {
+            type: "bulleted-list",
+            children: [],
+          };
+          Transforms.wrapNodes(editor, list, {
+            match: (n) =>
+              !Editor.isEditor(n) &&
+              SlateElement.isElement(n) &&
+              n.type === "list-item",
+          });
+        }
+
+        return;
+      }
+    }
+
+    insertText(text);
+  };
+
+  editor.deleteBackward = (...args) => {
+    const { selection } = editor;
+    if (selection && Range.isCollapsed(selection)) {
+      const match = Editor.above(editor, {
+        match: (n) => Editor.isBlock(editor, n),
+      });
+
+      if (match) {
+        const [block, path] = match;
+        const start = Editor.start(editor, path);
+
+        if (
+          !Editor.isEditor(block) &&
+          SlateElement.isElement(block) &&
+          block.type !== "paragraph" &&
+          Point.equals(selection.anchor, start)
+        ) {
+          const newProperties = {
+            type: "paragraph",
+          };
+          Transforms.setNodes(editor, newProperties);
+
+          if (block.type === "list-item") {
+            Transforms.unwrapNodes(editor, {
+              match: (n) =>
+                !Editor.isEditor(n) &&
+                SlateElement.isElement(n) &&
+                n.type === "bulleted-list",
+              split: true,
+            });
+          }
+
+          return;
+        }
+      }
+
+      deleteBackward(...args);
+    }
+  };
+
+  return editor;
+};
+
+export default withShortcuts;