From 946823215bac2c859df843f7b01636f5fda34ed4 Mon Sep 17 00:00:00 2001
From: cheliequan <liequanche@126.com>
Date: 星期五, 13 一月 2023 20:32:23 +0800
Subject: [PATCH] 重构util接口,支持按照key查找json,并转换vector list

---
 util.cpp |  136 ++++++++++++++++++++++++++++++++-------------
 1 files changed, 97 insertions(+), 39 deletions(-)

diff --git a/util.cpp b/util.cpp
index d823797..65c265e 100644
--- a/util.cpp
+++ b/util.cpp
@@ -54,6 +54,101 @@
     return json;
 }
 
+char *make_get_request(const char *topic, const std::map<string, string> *query_params) {
+    yyjson_mut_doc *doc = yyjson_mut_doc_new(NULL);
+    yyjson_mut_val *root = yyjson_mut_obj(doc);
+    yyjson_mut_obj_add_strn(doc, root, "path", topic, strlen(topic));
+    yyjson_mut_obj_add_strn(doc, root, "method", "GET", 3);
+
+    // 濉厖璇锋眰鍙傛暟
+    if (query_params != NULL) {
+        yyjson_mut_val *query_map = yyjson_mut_obj(doc);
+
+        std::map<string, string> t_map = *query_params;
+        std::map<string, string>::iterator iter;
+        for (iter = t_map.begin(); iter != t_map.end(); iter++) {
+            yyjson_mut_val *_key = yyjson_mut_str(doc, iter->first.c_str());
+
+            yyjson_mut_val *param = yyjson_mut_arr(doc);
+            yyjson_mut_val *_val = yyjson_mut_str(doc, iter->second.c_str());
+            yyjson_mut_arr_append(param, _val);
+
+            yyjson_mut_obj_add(query_map, _key, param);
+        }
+
+        yyjson_mut_val *query_map_key = yyjson_mut_str(doc, "queryMap");
+        yyjson_mut_obj_add(root, query_map_key, query_map);
+    }
+
+    yyjson_mut_doc_set_root(doc, root);
+
+    size_t jsonl = 0;
+    char *json = yyjson_mut_val_write(root, 0, &jsonl);
+
+    yyjson_mut_doc_free(doc);
+
+    return json;
+}
+
+extern "C" int bus_dbapi_get_json_data_by_key(const char * json, const char *flag_key,
+                                                          const char *data_key, char ** pptr_data,
+                                                          yyjson_type *ptr_type)
+{
+    int ret = -1;
+    size_t data_len = 0;
+    const char * ptr_value = NULL;    
+    const char * success_name = flag_key;      
+    const char * data_name = data_key;
+    const char * msg_name = "msg";  
+	
+    if(NULL == *pptr_data)
+    {
+        return -1;
+    }
+    
+
+    // Read JSON and get root
+    yyjson_doc *doc = yyjson_read(json, strlen(json), 0);
+    yyjson_val *root = yyjson_doc_get_root(doc);
+
+    if ( NULL != success_name )
+    {
+	    // Get root["success"]
+	    yyjson_val *success = yyjson_obj_get(root, success_name);
+
+	    int  success_val = yyjson_get_bool(success);
+	    printf("success: %d\n", success_val);
+	    if(!success_val)
+	    {
+	        yyjson_doc_free(doc);
+	        return -1;
+	    }        
+    }
+
+    // Get root["msg"]
+    //yyjson_val *msg = yyjson_obj_get(root, "msg");
+    yyjson_val *msg = yyjson_obj_get(root, "msg");    
+    printf("msg: %s\n", yyjson_get_str(msg));    
+
+    // Get root["data"]
+    //yyjson_val *msg = yyjson_obj_get(root, "data");
+    yyjson_val *data = yyjson_obj_get(root, data_name); 
+
+    *ptr_type = yyjson_get_type(data);
+    ptr_value = yyjson_val_write(data, YYJSON_WRITE_NOFLAG, &data_len);	
+    printf("%s: %s\n", data_name, ptr_value);    
+    printf("len: %lu\n", data_len);  
+
+    memcpy(*pptr_data, ptr_value, data_len);
+    ret = 0;
+
+    // Free the doc
+    yyjson_doc_free(doc);
+    
+    // All functions accept NULL input, and return NULL on error.
+    return ret;
+}
+
 extern "C" int bus_dbapi_get_json_data(const char *json, char **pptr_data, yyjson_type *ptr_type) {
     /*{
       "success": true,
@@ -89,52 +184,15 @@
 "msg": "",
 "success": true
 }*/
-    int ret = -1;
-    size_t data_len = 0;
-    const char *ptr_value = NULL;
     const char *success_name = "success";
-    const char *msg_name = "msg";
+    const char * data_name = "data";
 
     if (NULL == *pptr_data) {
         return -1;
     }
 
-    // Read JSON and get root
-    yyjson_doc *doc = yyjson_read(json, strlen(json), 0);
-    yyjson_val *root = yyjson_doc_get_root(doc);
-
-    // Get root["success"]
-    yyjson_val *success = yyjson_obj_get(root, success_name);
-
-    int success_val = yyjson_get_bool(success);
-    printf("success: %d\n", success_val);
-    if (!success_val) {
-        yyjson_doc_free(doc);
-        return -1;
-    }
-
-    // Get root["msg"]
-    // yyjson_val *msg = yyjson_obj_get(root, "msg");
-    yyjson_val *msg = yyjson_obj_get(root, "msg");
-    printf("msg: %s\n", yyjson_get_str(msg));
-
-    // Get root["data"]
-    // yyjson_val *msg = yyjson_obj_get(root, "data");
-    yyjson_val *data = yyjson_obj_get(root, "data");
-
-    *ptr_type = yyjson_get_type(data);
-    ptr_value = yyjson_val_write(data, YYJSON_WRITE_NOFLAG, &data_len);
-    printf("data: %s\n", ptr_value);
-    printf("len: %lu\n", data_len);
-
-    memcpy(*pptr_data, ptr_value, data_len);
-    ret = 0;
-
-    // Free the doc
-    yyjson_doc_free(doc);
-
     // All functions accept NULL input, and return NULL on error.
-    return ret;
+    return bus_dbapi_get_json_data_by_key(json, success_name, data_name, pptr_data, ptr_type);
 }
 
 bool bus_dbapi_get_topic_data(void *handle, const char *topic, crepmsg **pptr_repmsg, size_t len) {

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