From 983d95bdcbb273b4a78efd0058a2a35141be1b51 Mon Sep 17 00:00:00 2001
From: zjh <1084500556@qq.com>
Date: 星期二, 08 四月 2025 18:00:12 +0800
Subject: [PATCH] zjh20250408

---
 ltkj-framework/src/main/java/com/ltkj/framework/interceptor/DBChangeInterceptor.java |   53 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 51 insertions(+), 2 deletions(-)

diff --git a/ltkj-framework/src/main/java/com/ltkj/framework/interceptor/DBChangeInterceptor.java b/ltkj-framework/src/main/java/com/ltkj/framework/interceptor/DBChangeInterceptor.java
index 0a04013..37f872e 100644
--- a/ltkj-framework/src/main/java/com/ltkj/framework/interceptor/DBChangeInterceptor.java
+++ b/ltkj-framework/src/main/java/com/ltkj/framework/interceptor/DBChangeInterceptor.java
@@ -1,23 +1,71 @@
 package com.ltkj.framework.interceptor;
 
+import cn.hutool.core.util.StrUtil;
+import cn.hutool.json.JSONObject;
+import cn.hutool.json.JSONUtil;
 import com.alibaba.fastjson.JSON;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.google.gson.Gson;
+import com.ltkj.db.DataSourceConfig;
 import com.ltkj.db.DataSourceContextHolder;
+import com.ltkj.framework.config.DruidConfig;
+import com.ltkj.hosp.domain.DictHosp;
+import com.ltkj.hosp.service.IDictHospService;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
 import org.springframework.web.servlet.HandlerInterceptor;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
 
 /**
  * @Company: 瑗垮畨璺嘲绉戞妧鏈夐檺鍏徃
  * @Author: zhaowenxuan
  * @Date: 2025/2/7 11:07
  */
-@Order(2)
+@Component
+@Order(1)
 public class DBChangeInterceptor implements HandlerInterceptor {
+
+    @Autowired
+    private IDictHospService dictHospService;
+    @Autowired
+    private DataSourceConfig dataSourceConfig;
+//    @Autowired
+//    private DruidConfig druidConfig;
+
     @Override
-    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) {
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws IOException {
+        String hospId = request.getHeader("hospId");
+        if (StrUtil.isBlank(hospId)){
+            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+            response.setContentType("application/json;charset=UTF-8");
+            JSONObject object = JSONUtil.createObj();
+            object.putOpt("code",401);
+            object.putOpt("msg","鎵句笉鍒伴櫌鍖虹紪鍙�");
+            response.getWriter().write(JSONUtil.toJsonStr(object));
+            return false;
+        }
+//        DictHosp hosp = null;
+        try {
+            DataSourceContextHolder.setDataSourceKey("default");
+            LambdaQueryWrapper<DictHosp> wrapper = new LambdaQueryWrapper<>();
+            wrapper.eq(DictHosp::getCode,hospId);
+            DictHosp hosp = dictHospService.getOne(wrapper);
+            if (hosp == null || hosp.getDbname() == null || hosp.getDbname().trim().isEmpty()) {
+                response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+                response.setContentType("application/json;charset=UTF-8");
+                response.getWriter().write("{\"message\":\"401锛氭壘涓嶅埌闄㈠尯鏁版嵁\"}");
+                return false;
+            }
+            dataSourceConfig.addDataSource(hosp.getDbname());
+//            druidConfig.addDataSource(hosp.getDbname());
+            DataSourceContextHolder.setDataSourceKey(hosp.getDbname());
+        } catch (IOException e) {
+            return false;
+        }
 
         return true;
     }
@@ -25,6 +73,7 @@
     @Override
     public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
         DataSourceContextHolder.setDataSourceKey("default");
+        DataSourceContextHolder.clear();
         HandlerInterceptor.super.afterCompletion(request, response, handler, ex);
     }
 }

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