添加部分钩子函数，便于代码维护

src/hooks/rain-earthquake/useHiddenPoint.ts

@@ -0,0 +1,34 @@
+import {
+  debrisFlowIcon,
+  flashFloodIcon,
+  landslideIcon,
+  waterLoggingIcon,
+} from '@/assets';
+
+export const useHiddenPoint = () => {
+  const field = {
+    fieldCode: '野外编号',
+    disasterName: '灾害点名称',
+    position: '位置',
+    disasterType: '灾害类型',
+    scaleGrade: '规模等级',
+    riskGrade: '风险等级',
+  };
+
+  function getDisasterIcon(disasterType?: string): string {
+    switch (disasterType) {
+      case '滑坡':
+        return landslideIcon;
+      case '泥石流':
+        return debrisFlowIcon;
+      case '内涝':
+        return waterLoggingIcon;
+      case '山洪':
+        return flashFloodIcon;
+      default:
+        throw new Error(`未知的灾害类型: ${disasterType}`);
+    }
+  }
+
+  return { field, getDisasterIcon };
+};