查看效果问题

app/controllers/subjects_controller.rb

@@ -440,7 +440,7 @@ class SubjectsController < ApplicationController
 
   # 用户进展和获取的标签
   def user_subject_progress challenge_ids
-    pass_games = Game.select(:id, :cost_time, :challenge_id).where(status: 2, user_id: current_user.id, challenge_id: challenge_ids) if current_user.logged?
+    pass_games = Challenge.left_joins(:games).where(challenges: {id: challenge_ids},games: {status: 2, user_id: current_user.id}) if current_user.logged?
     @all_score = Challenge.where(id: challenge_ids).sum(:score)
 
     # 如果没有通关的，没必要再继续统计了

app/views/games/picture_display.json.jbuilder

@@ -19,7 +19,7 @@ if @type == "image"
   end
 
 elsif @type == "html"
-  json.iframe_src File.read("#{@user_path}/#{@user_picture[0]}")&.html_safe
+  json.iframe_src File.read("#{@user_path}/#{@user_picture[0]}")&.html_safe if @user_picture[0].present?
 elsif @type == "txt"
   json.contents @contents.to_s
 elsif @type =="qrcode"