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# encoding: utf-8
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## This helper be included in applicationHelper
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module CoursesHelper
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=begin
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1. define TeacherRoles, StudentRoles
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2. define count function
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3. define search by roles
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4. define search member function
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=end
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TeacherRoles = [3, 4, 7, 9]
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StudentRoles = [5, 10]
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## return people count
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# 返回教师数量，即roles表中定义的Manager
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def teacherCount project
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# searchCountByRoles project, TeacherRoles
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# or
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searchTeacherAndAssistant(project).count
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end
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# 返回学生数量，即roles表中定义的Reporter
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def studentCount project
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# searchCountByRoles project,StudentRoles
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# or
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searchStudent(project).count
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end
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# =====================================================================================
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# return people list
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def searchTeacherAndAssistant project
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searchPeopleByRoles(project, TeacherRoles)
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end
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def searchStudent project
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searchPeopleByRoles(project, StudentRoles)
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end
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# =====================================================================================
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def searchCountByRoles project, roles_id
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people = searchPeopleByRoles project, roles_id
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people.count
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end
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def searchPeopleByRoles project, roles_id
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people = []
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begin
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people = project.members.joins(:member_roles).where("member_roles.role_id IN (:role_id)", {:role_id => roles_id})
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rescue Exception => e
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logger.error "[CoursesHelper] ===> #{e}"
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end
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people
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end
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#useless
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def searchPeopleByRole project, role_id
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people = []
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begin
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people = project.members.joins(:member_roles).where("member_roles.role_id = :role_id", {:role_id => role_id })
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rescue Exception => e
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logger.error "[CoursesHelper] ===> #{e}"
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end
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people
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end
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def findCourseTime project
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str = ""
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begin
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@course = Course.find_by_extra(@project.identifier)
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date_format = l(:zh_date)[:formats][:default]
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if @course
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str = DateTime.parse(@course.setup_time.to_s).strftime("#{date_format}").to_s unless @course.setup_time.blank?
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str << '-' unless @course.setup_time.blank?
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str << DateTime.parse(@course.endup_time.to_s).strftime("#{date_format}").to_s unless @course.endup_time.blank?
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end
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rescue Exception => e
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logger.error "[CoursesHelper] ===> #{e}"
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end
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str
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end
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end
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