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n/search_teacher

@@ -0,0 +1,36 @@
+require 'csv'
+
+schools = School.where(province: ["安徽","江苏"]).select(:id)
+
+csv_title = ["id", "学校名称", "教师列表", "教师总数", "学生总数", "课堂总数", ]
+
+schools.each do |s|
+name = school.name 
+teacher_user = UserExtension.where(school_id: s.id, identity: :teacher)&.first.user
+teacher = "#{teacher_user.try(:show_real_name)-teacher_user.try(:phone)-teacher_user.try(:)}"
+
+
+end
+
+
+
+csv_title = ["id", "用户名称", "用户电话","最后登录时间", "用户部门", "所属高校", "高校省份", "高校城市", "高校地址"]
+school_ids = School.select(:id, :province).where(province: ["安徽","江苏"]).pluck(:id)
+user_items = ["users.firstname","users.lastname","users.phone","users.last_login_on","departments.name","schools.name","schools.province","schools.city", "schools.address"]
+
+
+
+users = UserExtension.where(school_id: school_ids, identity: :teacher).joins(:user,:school,:department).pluck(user_items)
+
+csv_string = CSV.generate(:col_sep => "\t", :row_sep => "\r\n") do |csv|
+  csv << csv_title  
+  users.each_with_index do |index,user|
+    csv << [index+1] + user
+  end
+end
+
+fh = File.new("/test.csv", "wb")
+fh.puts NKF.nkf("-wL",csv_string)
+fh.close
+
+