diff --git a/firebase-jwt-test/api.php b/firebase-jwt-test/api.php
index 9f38c3a..fc49c93 100644
--- a/firebase-jwt-test/api.php
+++ b/firebase-jwt-test/api.php
@@ -13,27 +13,42 @@ require DT_ROOT . '/include/post.func.php';
 
 
 $gets = array(
-    'login'
+    'sell'
 );
 
 $posts = array(
     'login'
 );
 
-if ($_SERVER['REQUEST_METHOD'] == 'GET') {
-    if (in_array($action, $gets)) {
-        echo 'get';
-        a_login('15612341234', '123456');
-    } else {
-        die('40001');
-    }
-} elseif ($_SERVER['REQUEST_METHOD'] == 'POST') {
-    echo 'post';
-} else {
-    'ajax';
+init($gets, $posts);
+
+function init($gets, $posts)
+{
+    //无方法名拒绝请求
+    if (!isset($_GET['action'])) {
+        die('无效的请求');
+    }
+    //为防止方法冲突，所有方法追加前缀: k_
+    $k_action = 'k_' . $_GET['action'];
+    // get 请求
+    if ($_SERVER['REQUEST_METHOD'] == 'GET') {
+        if (in_array($_GET['action'], $gets)) {
+            $k_action();
+        } else {
+            die("没有该方法");
+        }
+    }
+    // post 请求
+    if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+        if (in_array($_GET['action'], $posts)) {
+            $k_action();
+        } else {
+            die("没有该方法");
+        }
+    }
 }
 
-function a_login($username, $password)
+function k_login($username, $password)
 {
     $username = trim($username);
     $password = trim($password);
@@ -60,4 +75,19 @@ function a_login($username, $password)
     }
     $GLOBALS['db']->query("UPDATE {$GLOBALS['DT_PRE']}_memeber SET loginip='{$GLOBALS['DT_IP']}',logintime={$GLOBALS['DT_TIME']},logintimes=logintimes+1 WHERE userid={$user['userid']}");
     return $user;
+}
+
+function k_sell()
+{
+    $categories = $GLOBALS['db']->query("SELECT * FROM {$GLOBALS['DT_PRE']}category where moduleid=5 ");
+    if (!$categories) {
+        var_dump(mysql_error());
+    }
+    $data = [];
+    if (mysql_num_rows($categories) > 0) {
+        while ($category = mysql_fetch_assoc($categories)) {
+            $data[] = $category;
+        }
+    }
+    var_dump($data);
 }
\ No newline at end of file
diff --git a/firebase-jwt-test/dostoon数据库表结构分析.md b/firebase-jwt-test/dostoon数据库表结构分析.md
new file mode 100644
index 0000000..69bb8db
--- /dev/null
+++ b/firebase-jwt-test/dostoon数据库表结构分析.md
@@ -0,0 +1,5 @@
+## destoon 产品分类
+功能 | 相关表 | 参数 | 说明
+--- | --- | --- | ---
+在售分类| sell destoon_category | (modules=5) |  只有modules=5，即在售分类才展示给用户
+产品 | destoon_sell_5 | catid,status=3 | 包含产品信息与其公司信息
\ No newline at end of file