chore: improve code style

Author: afc163

src/PickerPanel.tsx

@@ -208,17 +208,15 @@ function PickerPanel<DateType>(props: PickerPanelProps<DateType>) {
       if (!date) return now;
       // When value is null and set showTime
       if (!mergedValue && showTime) {
+        let defaultDateObject;
         if (typeof showTime === 'object') {
-          return setDateTime(
-            generateConfig,
-            Array.isArray(date) ? date[0] : date,
-            showTime.defaultValue || now,
-          );
+          defaultDateObject = showTime.defaultValue;
+        } else if (defaultValue) {
+          defaultDateObject = defaultValue;
+        } else {
+          defaultDateObject = now;
         }
-        if (defaultValue) {
-          return setDateTime(generateConfig, Array.isArray(date) ? date[0] : date, defaultValue);
-        }
-        return setDateTime(generateConfig, Array.isArray(date) ? date[0] : date, now);
+        return setDateTime(generateConfig, Array.isArray(date) ? date[0] : date, defaultDateObject);
       }
       return date;
     },

src/index.tsx

@@ -1,13 +1,12 @@
-import Picker, { PickerProps } from './Picker';
-import PickerPanel, { PickerPanelProps } from './PickerPanel';
-import RangePicker, { RangePickerProps } from './RangePicker';
+import Picker from './Picker';
+import PickerPanel from './PickerPanel';
+import RangePicker from './RangePicker';
+import type { PickerProps } from './Picker';
+import type { PickerPanelProps } from './PickerPanel';
+import type { RangePickerProps } from './RangePicker';
 
-export {
-  PickerPanel,
-  RangePicker,
-  PickerProps,
-  PickerPanelProps,
-  RangePickerProps,
-};
+export { PickerPanel, RangePicker };
+
+export type { PickerProps, PickerPanelProps, RangePickerProps };
 
 export default Picker;