public function recommendedArticle($id)
{
return RecommendArticle::where(['user_id' => \Auth::user()->id, 'article_id' => $id])->first();
}
public function recommendArticle(Request $request)
{
$record = RecommendArticle::where(['user_id' => \Auth::user()->id, 'article_id' => $request->get('id')])->first();
$article = Article::findOrFail($request->get('id'));
if ($record) {
//表示已经推荐过该文章，则需要在recommend_articles表中删除该记录，同时article表recommend字段自减
$result1 = RecommendArticle::where(['user_id' => \Auth::user()->id, 'article_id' => $request->get('id')])->delete();
if ($result1) {
$result2 = Article::where('id', $request->get('id'))->decrement('recommend');
if ($result2) {
//false表示自减
$this->setFlag(false);
$this->succeed(true);
} else {
$this->setResult("article表recommend字段自减操作失败！");
$this->fail(true);
}
} else {
$this->setResult("like_articles表删除记录失败！");
$this->fail(true);
}
} else {
//用户不能推荐自己的文章
if ($article->user_id == \Auth::user()->id) {
$this->setResult("用户不能推荐自己的文章！");
$this->fail(true);
} else {
$result1 = RecommendArticle::Create(array('user_id' => \Auth::user()->id, 'article_id' => $request->get('id')));
User::where('id', $article->user_id)->increment('score', 5);
if ($result1) {
$result2 = Article::where('id', $request->get('id'))->increment('recommend');
if ($result2) {
//true表示自增
$this->setFlag(true);
$this->succeed(true);
} else {
$this->setResult("article表recommend字段自增操作失败！");
$this->fail(true);
}
} else {
$this->setResult("like_articles表操作失败！");
$this->fail(true);
}
}
}
}