修改教师评分为所有教师的平均评分(包括非主讲教师)

This commit is contained in:
sw 2014-10-30 14:41:43 +08:00
parent 2b279e124b
commit f39d7e374a
1 changed files with 12 additions and 3 deletions

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@ -497,11 +497,20 @@ class BidsController < ApplicationController
#@homework_list = @bid.homeworks
#增加作业按评分排序,
#@homework_list = @bid.homeworks.eager_load(:rate_averages, :user, :attachments).order('seems_rateable_cached_ratings.avg DESC').order("#{HomeworkAttach.table_name}.created_at ASC")
teachers = "("
teacher_members = searchTeacherAndAssistant(@bid.courses.first)
teacher_members.each do |member|
if member == teacher_members.last
teachers += member.user_id.to_s + ")"
else
teachers += member.user_id.to_s + ","
end
end
all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT homework_attaches.*,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id = #{@bid.author_id}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id <> #{@bid.author_id}) AS s_score
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id in #{teachers}) AS t_score,
(SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id not in #{teachers}) AS s_score
FROM homework_attaches WHERE bid_id = #{@bid.id} ORDER BY
(CASE WHEN t_score IS NULL THEN 0 ELSE t_score * #{teacher_proportion} END + CASE WHEN s_score IS NULL THEN 0 ELSE s_score * #{1 - teacher_proportion} END) DESC,created_at ASC")
s_score DESC,created_at ASC")
limit = 10
feedback_count = all_homework_list.count