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2026-05-25 17:08:18 +08:00
parent df501f6151
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+import * as React from 'react';
+import { createPortal } from 'react-dom';
+import NoticeList from "./NoticeList";
+// ant-notification ant-notification-topRight
+const Notifications = /*#__PURE__*/React.forwardRef((props, ref) => {
+  const {
+    prefixCls = 'rc-notification',
+    container,
+    motion,
+    maxCount,
+    className,
+    style,
+    onAllRemoved,
+    stack,
+    renderNotifications
+  } = props;
+  const [configList, setConfigList] = React.useState([]);
+
+  // ======================== Close =========================
+  const onNoticeClose = key => {
+    // Trigger close event
+    const config = configList.find(item => item.key === key);
+    const closable = config?.closable;
+    const closableObj = closable && typeof closable === 'object' ? closable : {};
+    const {
+      onClose: closableOnClose
+    } = closableObj;
+    closableOnClose?.();
+    config?.onClose?.();
+    setConfigList(list => list.filter(item => item.key !== key));
+  };
+
+  // ========================= Refs =========================
+  React.useImperativeHandle(ref, () => ({
+    open: config => {
+      setConfigList(list => {
+        let clone = [...list];
+
+        // Replace if exist
+        const index = clone.findIndex(item => item.key === config.key);
+        const innerConfig = {
+          ...config
+        };
+        if (index >= 0) {
+          innerConfig.times = (list[index]?.times || 0) + 1;
+          clone[index] = innerConfig;
+        } else {
+          innerConfig.times = 0;
+          clone.push(innerConfig);
+        }
+        if (maxCount > 0 && clone.length > maxCount) {
+          clone = clone.slice(-maxCount);
+        }
+        return clone;
+      });
+    },
+    close: key => {
+      onNoticeClose(key);
+    },
+    destroy: () => {
+      setConfigList([]);
+    }
+  }));
+
+  // ====================== Placements ======================
+  const [placements, setPlacements] = React.useState({});
+  React.useEffect(() => {
+    const nextPlacements = {};
+    configList.forEach(config => {
+      const {
+        placement = 'topRight'
+      } = config;
+      if (placement) {
+        nextPlacements[placement] = nextPlacements[placement] || [];
+        nextPlacements[placement].push(config);
+      }
+    });
+
+    // Fill exist placements to avoid empty list causing remove without motion
+    Object.keys(placements).forEach(placement => {
+      nextPlacements[placement] = nextPlacements[placement] || [];
+    });
+    setPlacements(nextPlacements);
+  }, [configList]);
+
+  // Clean up container if all notices fade out
+  const onAllNoticeRemoved = placement => {
+    setPlacements(originPlacements => {
+      const clone = {
+        ...originPlacements
+      };
+      const list = clone[placement] || [];
+      if (!list.length) {
+        delete clone[placement];
+      }
+      return clone;
+    });
+  };
+
+  // Effect tell that placements is empty now
+  const emptyRef = React.useRef(false);
+  React.useEffect(() => {
+    if (Object.keys(placements).length > 0) {
+      emptyRef.current = true;
+    } else if (emptyRef.current) {
+      // Trigger only when from exist to empty
+      onAllRemoved?.();
+      emptyRef.current = false;
+    }
+  }, [placements]);
+  // ======================== Render ========================
+  if (!container) {
+    return null;
+  }
+  const placementList = Object.keys(placements);
+  return /*#__PURE__*/createPortal( /*#__PURE__*/React.createElement(React.Fragment, null, placementList.map(placement => {
+    const placementConfigList = placements[placement];
+    const list = /*#__PURE__*/React.createElement(NoticeList, {
+      key: placement,
+      configList: placementConfigList,
+      placement: placement,
+      prefixCls: prefixCls,
+      className: className?.(placement),
+      style: style?.(placement),
+      motion: motion,
+      onNoticeClose: onNoticeClose,
+      onAllNoticeRemoved: onAllNoticeRemoved,
+      stack: stack
+    });
+    return renderNotifications ? renderNotifications(list, {
+      prefixCls,
+      key: placement
+    }) : list;
+  })), container);
+});
+if (process.env.NODE_ENV !== 'production') {
+  Notifications.displayName = 'Notifications';
+}
+export default Notifications;