新增统计饼图显示；调整组件结构

src/components/olmap/HealthRiskAnalysis/HealthRiskContext.tsx

@@ -0,0 +1,39 @@
+"use client";
+
+import React, { createContext, useContext, useState, ReactNode, Dispatch, SetStateAction } from "react";
+import { PredictionResult } from "./types";
+
+interface HealthRiskContextType {
+  predictionResults: PredictionResult[];
+  setPredictionResults: Dispatch<SetStateAction<PredictionResult[]>>;
+  currentYear: number;
+  setCurrentYear: Dispatch<SetStateAction<number>>;
+}
+
+const HealthRiskContext = createContext<HealthRiskContextType | undefined>(undefined);
+
+export const HealthRiskProvider: React.FC<{ children: ReactNode }> = ({ children }) => {
+  const [predictionResults, setPredictionResults] = useState<PredictionResult[]>([]);
+  const [currentYear, setCurrentYear] = useState<number>(4);
+
+  return (
+    <HealthRiskContext.Provider
+      value={{
+        predictionResults,
+        setPredictionResults,
+        currentYear,
+        setCurrentYear,
+      }}
+    >
+      {children}
+    </HealthRiskContext.Provider>
+  );
+};
+
+export const useHealthRisk = () => {
+  const context = useContext(HealthRiskContext);
+  if (context === undefined) {
+    throw new Error("useHealthRisk must be used within a HealthRiskProvider");
+  }
+  return context;
+};