高德行政区接入

src/main/java/com/chaozhanggui/system/cashierservice/controller/LocationController.java

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+package com.chaozhanggui.system.cashierservice.controller;
+
+import com.chaozhanggui.system.cashierservice.sign.CodeEnum;
+import com.chaozhanggui.system.cashierservice.sign.Result;
+import com.chaozhanggui.system.cashierservice.util.LocationUtils;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.*;
+
+@CrossOrigin(origins = "*")
+@RestController
+@Slf4j
+@RequestMapping("/location")
+public class LocationController {
+
+
+    /**
+     * 行政区域查询
+     *
+     * @param keywords citycode市、adcode区
+     * @return
+     */
+    @GetMapping("/district")
+    public Result createOrder(String keywords) throws JsonProcessingException {
+        String district = LocationUtils.district(keywords);
+        ObjectMapper mapper = new ObjectMapper();
+        // 将 JSON 字符串解析为 JsonNode 对象
+        JsonNode jsonNode = mapper.readTree(district);
+        JsonNode districts = jsonNode.get("districts");
+
+
+        return Result.success(CodeEnum.SUCCESS, districts);
+    }
+}