feat: Sender support Sender.Header (#156)

* feat: support Sender.Header

* chore: demo

* docs: Semantic DOM

* test: update snapshot

* docs: update doc

* docs: add closable

.dumi/components/SemanticPreview.tsx

@@ -67,7 +67,7 @@ const useStyle = createStyles(({ token }, markPos: [number, number, number, numb
 
 export interface SemanticPreviewProps {
   semantics: { name: string; desc: string; version?: string }[];
-  children: React.ReactElement;
+  children: React.ReactElement | ((injectProps: any) => React.ReactElement);
   height?: number;
 }
 
@@ -91,9 +91,14 @@ const SemanticPreview: React.FC<SemanticPreviewProps> = (props) => {
     return classNames;
   }, [semantics]);
 
-  const cloneNode = React.cloneElement(children, {
+  const injectProps = {
     classNames: semanticClassNames,
-  });
+  };
+
+  const cloneNode =
+    typeof children === 'function'
+      ? children(injectProps)
+      : React.cloneElement(children, injectProps);
 
   // ======================== Hover =========================
   const containerRef = React.useRef<HTMLDivElement>(null);

components/sender/SenderHeader.tsx

@@ -0,0 +1,115 @@
+import { CloseOutlined } from '@ant-design/icons';
+import { Button } from 'antd';
+import classNames from 'classnames';
+import CSSMotion, { type MotionEventHandler } from 'rc-motion';
+import * as React from 'react';
+
+export interface SendHeaderContextProps {
+  prefixCls: string;
+}
+
+export const SendHeaderContext = React.createContext<SendHeaderContextProps>({} as any);
+
+export type SemanticType = 'header' | 'content';
+
+export interface SenderHeaderProps {
+  open?: boolean;
+  onOpenChange?: (open: boolean) => void;
+  title?: React.ReactNode;
+  children?: React.ReactNode;
+  className?: string;
+  style?: React.CSSProperties;
+  classNames?: Partial<Record<SemanticType, string>>;
+  styles?: Partial<Record<SemanticType, React.CSSProperties>>;
+  closable?: boolean;
+}
+
+const collapseHeight: MotionEventHandler = () => ({
+  height: 0,
+});
+const expandedHeight: MotionEventHandler = (ele) => ({
+  height: ele.scrollHeight,
+});
+
+export default function SenderHeader(props: SenderHeaderProps) {
+  const {
+    title,
+    onOpenChange,
+    open,
+    children,
+    className,
+    style,
+    classNames: classes = {},
+    styles = {},
+    closable,
+  } = props;
+
+  const { prefixCls } = React.useContext(SendHeaderContext);
+
+  const headerCls = `${prefixCls}-header`;
+
+  return (
+    <CSSMotion
+      motionEnter
+      motionLeave
+      motionName={`${headerCls}-motion`}
+      leavedClassName={`${headerCls}-motion-hidden`}
+      onEnterStart={collapseHeight}
+      onEnterActive={expandedHeight}
+      onLeaveStart={expandedHeight}
+      onLeaveActive={collapseHeight}
+      visible={open}
+    >
+      {({ className: motionClassName, style: motionStyle }) => {
+        return (
+          <div
+            className={classNames(headerCls, motionClassName, className)}
+            style={{
+              ...motionStyle,
+              ...style,
+            }}
+          >
+            {/* Header */}
+            {closable !== false && (
+              <div
+                className={
+                  // We follow antd naming standard here.
+                  // So the header part is use `-header` suffix.
+                  // Though its little bit weird for double `-header`.
+                  classNames(`${headerCls}-header`, classes.header)
+                }
+                style={{
+                  ...styles.header,
+                }}
+              >
+                <div className={`${headerCls}-title`}>{title}</div>
+                <div className={`${headerCls}-close`}>
+                  <Button
+                    type="text"
+                    icon={<CloseOutlined />}
+                    size="small"
+                    onClick={() => {
+                      onOpenChange?.(!open);
+                    }}
+                  />
+                </div>
+              </div>
+            )}
+
+            {/* Content */}
+            {children && (
+              <div
+                className={classNames(`${headerCls}-content`, classes.content)}
+                style={{
+                  ...styles.content,
+                }}
+              >
+                {children}
+              </div>
+            )}
+          </div>
+        );
+      }}
+    </CSSMotion>
+  );
+}