93 lines
2.8 KiB
Ruby
93 lines
2.8 KiB
Ruby
module Mobile
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module Entities
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class News < Grape::Entity
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include Redmine::I18n
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include ApiHelper
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def self.news_expose(field)
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expose field do |f,opt|
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if f.is_a?(Hash) && f.key?(field)
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f[field]
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elsif f.is_a?(::News)
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if f.respond_to?(field)
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if field == :created_on
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format_time(f.send(field))
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else
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f.send(field)
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end
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else
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case field
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when :course_name
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get_course(f.course_id).name unless f.course_id == nil
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when :praise_count
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get_activity_praise_num(f)
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when :act_type
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'News'
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when :act_id
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f.id
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when :comment_count
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f.comments.count
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end
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end
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elsif f.is_a?(Hash) && !f.key?(field)
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n = f[:news]
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comments = f[:comments]
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if n.is_a?(::News)
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if field == :created_on
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format_time(n.send(field)) if n.respond_to?(field)
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else
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n.send(field) if n.respond_to?(field)
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end
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end
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end
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end
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end
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news_expose :id
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#新闻标题
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news_expose :title
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expose :author,using: Mobile::Entities::User do |f, opt|
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obj = nil
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if f.is_a?(::News) && f.respond_to?(:author)
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obj = f.send(:author)
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elsif f.is_a?(Hash) && f.key?(:author)
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obj = f[:author]
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end
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obj
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end
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news_expose :act_type
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news_expose :act_id
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#作者id
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news_expose :author_id
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#作者名
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news_expose :author_name
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#作者头像url
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news_expose :author_img_url
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#新闻内容
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news_expose :description
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#发布时间
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news_expose :created_on
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#评论数量
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news_expose :comment_count
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news_expose :praise_count
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#课程名字
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news_expose :course_name
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#评论
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expose :comments, using: Mobile::Entities::Comment do |f, opt|
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if f.is_a?(Hash) && f.key?(:comments)
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f[:comments]
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elsif f.is_a?(::News) && f.respond_to?(:comments)
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f.comments.reverse
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end
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end
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expose :has_praise , if: lambda { |instance, options| options[:user] } do |instance, options|
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has_praise = false
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current_user = options[:user]
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obj = PraiseTread.where("praise_tread_object_id=? and praise_tread_object_type=? and user_id=?",instance.id,instance.class.to_s,current_user.id)
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has_praise = obj.empty? ? false : true
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has_praise
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end
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end
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end
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end |