签约房相关

application/api/model/MarketValue.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace app\api\model;
+
+use think\Db;
+use think\Model;
+
+class MarketValue extends Model
+{
+    /*
+     * 身价变化
+     * @param int $user_id 用户id
+     * @param int $change_value 身价变化值
+     * @param int $type 0-升值，1-系统降身价，2-使用降身卡
+     *  * @return array
+     */
+    public function change($user_id,$change_value,$type){
+        //判断是否为整数
+        if(!is_int($change_value)){
+            return ['code' => 0, 'msg' => '参数错误'];
+        }
+        $before = db::name('user')->where('id',$user_id)->value('market_value');
+        if($type == 0){
+            $result = db::name('user')->where('id',$user_id)->setInc('market_value',$change_value);
+            if($result){
+                //记录一条日志
+                db::name('vs_user_market_value_log')->insert([
+                    'user_id' => $user_id,
+                    'before' => $before,
+                    'change_value' => $change_value,
+                    'afterwards' => $before + $change_value,
+                    'type' => $type,
+                    'createtime' => time()
+                ]);
+            }
+        }else{
+            //降身价
+            $change = $before-$change_value;
+            if($change <= 1){
+                $afterwards = 1;
+                $result = db::name('user')->where('id',$user_id)->update(['market_value' => 1]);
+            }else{
+                $afterwards = $change;
+                $result = db::name('user')->where('id',$user_id)->setDec('market_value',$change_value);
+            }
+
+            if($result){
+                //记录一条日志
+                db::name('vs_user_market_value_log')->insert([
+                    'user_id' => $user_id,
+                    'before' => $before,
+                    'change_value' => $change_value,
+                    'afterwards' => $afterwards,
+                    'type' => $type,
+                    'createtime' => time()
+                ]);
+            }
+        }
+        return ['code' => 1, 'msg' => '成功'];
+    }
+}