competition list, show, staff api

app/controllers/application_controller.rb

@@ -30,6 +30,10 @@ class ApplicationController < ActionController::Base
 		end
 	end
 
+	def admin_or_business?
+		User.current.admin? || User.current.business?
+	end
+
 	def user_course_identity
 		@user_course_identity = current_user.course_identity(@course)
 		if @user_course_identity > Course::STUDENT && @course.is_public == 0

app/controllers/competitions/base_controller.rb

@@ -0,0 +1,11 @@
+class Competitions::BaseController < ApplicationController
+  include PaginateHelper
+
+  before_action :require_login
+
+  helper_method :current_competition
+
+  def current_competition
+    @_current_competition ||= Competition.find_by!(identifier: params[:competition_id].presence || params[:id])
+  end
+end

app/controllers/competitions/competition_staffs_controller.rb

@@ -0,0 +1,4 @@
+class Competitions::CompetitionStaffsController < Competitions::BaseController
+  def show
+  end
+end

app/controllers/competitions/competitions_controller.rb

@@ -0,0 +1,32 @@
+class Competitions::CompetitionsController < Competitions::BaseController
+  skip_before_action :require_login
+
+  def index
+    # 已上架 或者 即将上架
+    competitions = Competition.where(status: true).or(Competition.where.not(published_at: nil))
+
+    competitions =
+      case params[:category]
+      when 'nearly_published' then competitions.where(status: false)
+      when 'progressing' then competitions.where('end_time > NOW()')
+      when 'ended'       then competitions.where('end_time < NOW()')
+      else competitions
+      end
+
+    @count = competitions.count
+
+    competitions = competitions.order(published_at: :desc, online_time: :desc)
+    @competitions = paginate(competitions.includes(current_stage_section: :competition_stage))
+
+    ids = @competitions.map(&:id)
+    @member_count_map = TeamMember.where(competition_id: ids).group(:competition_id).count
+    @stage_count_map  = CompetitionStage.where(competition_id: ids).group(:competition_id).count
+  end
+
+  def show
+    unless current_competition.published? || admin_or_business?
+      render_forbidden
+      return
+    end
+  end
+end

app/controllers/concerns/paginate_helper.rb

@@ -0,0 +1,8 @@
+module PaginateHelper
+  def paginate(objs, **opts)
+    page     = params[:page].to_i <= 0 ? 1 : params[:page].to_i
+    per_page = params[:per_page].to_i > 0 ? params[:per_page].to_i : 20
+
+    Kaminari.paginate_array(objs).page(page).per(per_page)
+  end
+end

app/decorators/application_decorator.rb

@@ -0,0 +1,9 @@
+module ApplicationDecorator
+  def display_time_method(*columns, format: '%Y-%m-%d %H:%M:%S')
+    columns.each do |column_name|
+      define_method "display_#{column_name}" do
+        public_send(column_name)&.strftime(format)
+      end
+    end
+  end
+end

app/decorators/competition_decorator.rb

@@ -0,0 +1,6 @@
+module CompetitionDecorator
+  extend ApplicationDecorator
+
+  display_time_method :start_time, :end_time, :enroll_end_time
+
+end

app/decorators/competition_stage_section_decorator.rb

@@ -0,0 +1,5 @@
+module CompetitionStageSectionDecorator
+  extend ApplicationDecorator
+
+  display_time_method :start_time, :end_time
+end

app/models/competition.rb

@@ -0,0 +1,40 @@
+class Competition < ApplicationRecord
+
+  has_many :competition_modules, dependent: :destroy
+  has_many :competition_stages, dependent: :destroy
+  has_many :competition_stage_sections, dependent: :destroy
+  has_one :current_stage_section, -> { where('end_time > NOW()') }, class_name: 'CompetitionStageSection'
+  has_many :team_members, dependent: :destroy
+  has_many :competition_staffs, dependent: :destroy
+  has_one :teacher_staff, -> { where(category: :teacher) }, class_name: 'CompetitionStaff'
+  has_one :member_staff, -> { where.not(category: :teacher) }, class_name: 'CompetitionStaff'
+
+  has_many :attachments, as: :container
+
+  after_create :create_competition_modules
+
+  # 是否上架
+  def published?
+    status?
+  end
+
+  # 报名是否结束
+  def enroll_ended?
+    enroll_end_time.blank? || enroll_end_time < Time.now
+  end
+
+  # 是否已经报名
+  def enrolled?(user)
+    team_members.exists?(user_id: user.id)
+  end
+
+  private
+
+  def create_competition_modules
+    CompetitionModule.bulk_insert(*%i[competition_id name position]) do |worker|
+      %w(首页 报名 通知公告 排行榜 资料下载).each_with_index do |name, index|
+        worker.add(competition_id: id, name: name, position: index + 1)
+      end
+    end
+  end
+end

app/models/competition_entry.rb

@@ -0,0 +1,4 @@
+class CompetitionEntry < ApplicationRecord
+  belongs_to :competition_stage
+  belongs_to :competition_stage_section
+end

app/models/competition_module.rb

@@ -0,0 +1,7 @@
+class CompetitionModule < ApplicationRecord
+  default_scope { order('position ASC') }
+
+  belongs_to :competition
+
+  has_one :competition_module_md_content, dependent: :destroy
+end

app/models/competition_module_md_content.rb

@@ -0,0 +1,5 @@
+class CompetitionModuleMdContent < ApplicationRecord
+  belongs_to :competition_module
+
+  has_many :attachments, as: :container, dependent: :destroy
+end

app/models/competition_staff.rb

@@ -0,0 +1,3 @@
+class CompetitionStaff < ApplicationRecord
+  belongs_to :competition
+end

app/models/competition_stage.rb

@@ -0,0 +1,7 @@
+class CompetitionStage < ApplicationRecord
+  belongs_to :competition
+
+  has_many :competition_stage_sections, dependent: :destroy
+  has_many :competition_entries, dependent: :destroy
+
+end

app/models/competition_stage_section.rb

@@ -0,0 +1,6 @@
+class CompetitionStageSection < ApplicationRecord
+  belongs_to :competition
+  belongs_to :competition_stage
+
+  has_many :competition_entries, dependent: :destroy
+end

app/models/competition_team.rb

@@ -0,0 +1,8 @@
+class CompetitionTeam < ApplicationRecord
+  belongs_to :user
+  belongs_to :competition
+
+  has_many :team_members, dependent: :destroy
+  has_many :members, -> { without_teachers }, class_name: 'TeamMember'
+  has_many :teachers, -> { only_teachers }, class_name: 'TeamMember'
+end

app/models/team_member.rb

@@ -0,0 +1,8 @@
+class TeamMember < ApplicationRecord
+  belongs_to :user
+  belongs_to :competition
+  belongs_to :competition_team
+
+  scope :only_teachers, -> { where(is_teacher: true) }
+  scope :without_teachers, -> { where(is_teacher: false) }
+end

app/views/competitions/competition_staffs/show.json.jbuilder

@@ -0,0 +1,26 @@
+competition = current_competition
+
+json.enroll_ended competition.enroll_ended?
+json.enrolled competition.enrolled?(current_user)
+
+# 教师报名设置
+if competition.teacher_staff.present?
+  json.teacher_staff do
+    json.minimum competition.teacher_staff.minimum
+    json.maximum competition.teacher_staff.maximum
+    json.mutiple_limited competition.teacher_staff.mutiple_limited
+  end
+else
+  json.teacher_staff nil
+end
+
+# 教师报名设置
+if competition.member_staff.present?
+  json.member_staff do
+    json.minimum competition.member_staff.minimum
+    json.maximum competition.member_staff.maximum
+    json.mutiple_limited competition.member_staff.mutiple_limited
+  end
+else
+  json.member_staff nil
+end

app/views/competitions/competitions/index.json.jbuilder

@@ -0,0 +1,29 @@
+json.count @count
+json.competitions do
+  json.array! @competitions.each do |competition|
+    json.extract! competition, :id, :identifier, :name, :sub_title
+
+    json.visits_count competition.visits
+    member_count = @member_count_map&.fetch(competition.id, 0) || competition.team_members.count
+    json.member_count member_count.zero? ? 268 : member_count
+
+    json.image url_to_avatar(competition)
+    json.published competition.published?
+    json.nearly_published competition.published_at.present?
+    json.single_stage (@stage_count_map&.fetch(competition.id, 0) || competition.competition_stages.count) == 1
+
+    json.start_time competition.display_start_time
+    json.end_time competition.display_end_time
+    json.enroll_end_time competition.display_enroll_end_time
+
+    section = competition.current_stage_section
+    if section
+      json.current_stage do
+
+        json.name = section.competition_stage.name
+        json.start_time section.display_start_time
+        json.end_time section.display_end_time
+      end
+    end
+  end
+end

app/views/competitions/competitions/show.json.jbuilder

@@ -0,0 +1,36 @@
+competition = current_competition
+json.extract! competition, :id, :name, :sub_title, :identifier
+
+json.start_time competition.display_start_time
+json.end_time competition.display_end_time
+json.enroll_end_time competition.display_enroll_end_time
+
+json.images do
+  json.array! competition.attachments, partial: 'attachments/attachment_simple', as: :attachment
+end
+
+json.competition_stages do
+  stages = competition.competition_stages.includes(competition_stage_sections: :competition_entries)
+  json.array! stages.each do |stage|
+    json.extract! stage, :id, :name
+
+    json.sections do
+      json.array! stage.competition_stage_sections.each do |section|
+        json.extract! section, :id, :name
+
+        decorator_section = ActiveDecorator::Decorator.instance.decorate(section)
+        json.start_time decorator_section.display_start_time
+        json.end_time decorator_section.display_end_time
+
+        is_start = section.start_time > Time.now
+        json.entries do
+          json.array! section.competition_entries.each do |entry|
+            json.extract! entry, :id, :name
+
+            json.url is_start ? entry.url : ''
+          end
+        end
+      end
+    end
+  end
+end

config/routes.rb

@@ -668,6 +668,14 @@ Rails.application.routes.draw do
     end
 
     resources :repertoires, only: [:index]
+
+    scope module: :competitions do
+      resources :competitions, only: [:index, :show] do
+        resources :competition_modules, only: [:index, :show]
+        resource :competition_staff
+        resources :competition_teams, only: [:index, :show]
+      end
+    end
   end
 
   #git 认证回调