From fcde43a1b0e049f37b2750b9d69482fb45084580 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Wed, 21 Sep 2016 12:08:07 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E5=85=B3=E8=81=94=E6=A8=A1?=
 =?UTF-8?q?=E5=9E=8B=20=E5=A4=9A=E5=AF=B9=E5=A4=9Asave=E6=96=B9=E6=B3=95?=
 =?UTF-8?q?=E4=B8=80=E5=A4=84=E9=97=AE=E9=A2=98?=
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---
 library/think/model/Relation.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/library/think/model/Relation.php b/library/think/model/Relation.php
index 48d7851f..4ce20411 100644
--- a/library/think/model/Relation.php
+++ b/library/think/model/Relation.php
@@ -604,7 +604,8 @@ class Relation
         if (is_array($data)) {
             // 保存关联表数据
             $model = new $this->model;
-            $id    = $model->save($data);
+            $model->save($data);
+            $id = $model->getLastInsID();
         } elseif (is_numeric($data) || is_string($data)) {
             // 根据关联表主键直接写入中间表
             $id = $data;
@@ -681,11 +682,14 @@ class Relation
                     $pk           = (new $this->model)->getPk();
                     $throughKey   = $this->throughKey;
                     $modelTable   = $this->parent->getTable();
-                    $result       = $this->query->field($alias . '.*')->alias($alias)
+                    $this->query->field($alias . '.*')->alias($alias)
                         ->join($throughTable, $throughTable . '.' . $pk . '=' . $alias . '.' . $throughKey)
                         ->join($modelTable, $modelTable . '.' . $this->localKey . '=' . $throughTable . '.' . $this->foreignKey)
                         ->where($throughTable . '.' . $this->foreignKey, $this->parent->{$this->localKey});
                     break;
+                case self::BELONGS_TO_MANY:
+                    // TODO
+
             }
             $result = call_user_func_array([$this->query, $method], $args);
             if ($result instanceof \think\db\Query) {