实训评论的回复

app/services/shixuns_service.rb

@@ -69,8 +69,20 @@ class ShixunsService
     dis = Shixun.select([:id, :user_id]).find(dis_id)
     dis_type = params[:container_type] # 如："Shixun"
     # 总数，分页使用
-    disscuss_count = Discuss.where(:dis_id => dis_id, :dis_type => dis_type, :root_id => nil).count
-    discusses = Discuss.limit(LIMIT).where(:dis_id => dis_id, :dis_type => dis_type, :root_id => nil).includes(:user, :praise_tread).offset(offset)
+    if current_user.admin?
+      disscuss_count = Discuss.where(:dis_id => dis_id, :dis_type => dis_type, :root_id => nil).count
+      discusses = Discuss.limit(LIMIT).where(:dis_id => dis_id, :dis_type => dis_type,
+                                             :root_id => nil).includes(:user, :praise_tread).offset(offset)
+    else
+      disscusses = Discuss.where("dis_id = :dis_id and dis_type = :dis_type and root_id = :root_id and
+                                      (hidden = :hidden or user_id = :user_id)",
+                                     {dis_id: dis_id, dis_type: dis_type, root_id: nil, hidden: false,
+                                      user_id: current_user.id})
+
+      disscuss_count = disscusses.count
+      discusses = disscusses.limit(LIMIT).includes(:user, :praise_tread).offset(offset)
+    end
+
 
     base_data discusses, dis, current_user
     return {:children_list => @children_list, :disscuss_count => disscuss_count}
@@ -119,9 +131,6 @@ class ShixunsService
     @children_list = []
     # 目前只取十个，不多N+1问题不大
     # 需要彻底解决则需要改数据路结构，比如Nested算法可以解决
-    unless current_user.admin?
-      discusses = discusses.where(:hidden => false)
-    end
     if discusses.present?
       discusses.each do |d|
         # 总点赞数
@@ -145,7 +154,13 @@ class ShixunsService
                    :user_praise => user_praise, :admin => current_user.admin?}
 
         # 现在没有二级回复，所以查询的时候直接从root_id取
-        children = Discuss.where(:root_id => d.id).includes(:user).reorder("created_at asc")
+        children =
+            if current_user.admin?
+              Discuss.where(root_id: d.id).includes(:user).reorder("created_at asc")
+            else
+              Discuss.where("root_id = :root_id and (hidden = :hidden or user_id = :user_id",
+                            {root_id: d.id, hidden: false, user_id: current_user.id}).includes(:user).reorder("created_at asc")
+            end
 
         @children_list << parents.merge({:children => (children.map{|child| [:content => child.content, :time => time_from_now(child.created_at), :position => child.position , :reward => child.reward,:hidden => child.hidden,
                                                                             :image_url => url_to_avatar(child.user), :username => child.username, :user_id => child.user_id, :user_login => child.user.try(:login),