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#encoding: utf-8
class CompetitionTeam < ActiveRecord :: Base
belongs_to :user
belongs_to :competition
has_many :team_members , :dependent = > :destroy
has_many :members , conditions : 'team_members.is_teacher = 0' , class_name : 'TeamMember'
has_many :teachers , conditions : 'team_members.is_teacher = 1' , class_name : 'TeamMember'
has_many :competition_scores , :dependent = > :destroy
# team_type 0： ：
# attr_accessible :invite_code, :name, :team_type
def teacher
User . where ( :id = > self . teacher_id ) . first
end
def group_members
str = " "
self . team_members . where ( :is_teacher = > 0 ) . joins ( " join users on team_members.user_id = users.id " ) . order ( " CONVERT(lastname USING gbk) COLLATE gbk_chinese_ci asc " ) . each do | member |
str = str == " " ? member . user . show_real_name : ( str + " 、 " + member . user . show_real_name )
end
str
end
end
