competition certificate generate

app/controllers/competitions/competition_modules_controller.rb

@@ -7,7 +7,7 @@ class Competitions::CompetitionModulesController < Competitions::BaseController
     @modules = current_competition.unhidden_competition_modules.order(position: :asc)
 
     # 未登录、未获奖用户，不展示获奖证书栏目
-    if !current_user.logged? || !current_competition.competition_prize_users.exists?(user: current_user)
+    if !current_user.logged? || !current_competition.finished? || !current_competition.competition_prize_users.exists?(user: current_user)
       @modules = @modules.select { |mod| mod.name != '获奖证书' }
     end
   end

app/helpers/pdfkit_helper.rb

@@ -0,0 +1,5 @@
+module PdfkitHelper
+  def download_image(url)
+    'data:image/png;base64,' + Base64.encode64(open(url) { |io| io.read })
+  end
+end

app/jobs/generate_competition_personal_certificate_job.rb

@@ -0,0 +1,19 @@
+# 生成竞赛个人证书Job
+class GenerateCompetitionPersonalCertificateJob < ApplicationJob
+  queue_as :default
+
+  def perform(prize_user_id)
+    @prize_user = CompetitionPrizeUser.find_by(id: prize_user_id)
+    return if @prize_user.blank? || @prize_user.certificate_exist?
+
+    template = @prize_user.user.is_teacher? ? 'teacher' : 'personal'
+    file = File.open(Rails.root.join("app/templates/competition_certificates/#{template}.html.erb"))
+    html = ERB.new(file.read).result(binding)
+    kit = PDFKit.new(html, page_width: 842, page_height: 595)
+
+    path = @prize_user.certificate_path
+    dir = File.dirname(path)
+    FileUtils.mkdir_p(dir) unless File.directory?(dir)
+    kit.to_pdf(path)
+  end
+end

app/jobs/generate_competition_team_certificate_job.rb

@@ -0,0 +1,24 @@
+# 生成竞赛团体证书Job
+class GenerateCompetitionTeamCertificateJob < ApplicationJob
+  queue_as :default
+
+  def perform(competition_team_id)
+    @team = CompetitionTeam.find_by(id: competition_team_id)
+    @prize = @team&.competition_prize_users&.first&.competition_prize
+    return if @team.blank? || !@prize.team_certificate_exists? || @team.certificate_exists?
+
+    members = @team.team_members.includes(user: :user_extension).to_a
+
+    @member_names = members.select { |m| !m.user.is_teacher? }.map(&:user_name).join('、')
+    @teacher_names = members.select { |m| m.user.is_teacher? }.map(&:user_name).join('、')
+
+    file = File.open(Rails.root.join("app/templates/competition_certificates/team.html.erb"))
+    html = ERB.new(file.read).result(binding)
+    kit = PDFKit.new(html, page_width: 842, page_height: 595)
+
+    path = @team.certificate_path
+    dir = File.dirname(path)
+    FileUtils.mkdir_p(dir) unless File.directory?(dir)
+    kit.to_pdf(path)
+  end
+end

app/models/competition_prize.rb

@@ -7,6 +7,30 @@ class CompetitionPrize < ApplicationRecord
 
   enumerize :category, in: %i[bonus unset]
 
+  def member_certificate_exists?
+    Util::FileManage.exists?(self, self.class.member_suffix)
+  end
+
+  def teacher_certificate_exists?
+    Util::FileManage.exists?(self, self.class.teacher_suffix)
+  end
+
+  def team_certificate_exists?
+    Util::FileManage.exists?(self, self.class.team_suffix)
+  end
+
+  def member_certificate_path
+    Util::FileManage.source_disk_filename(self, self.class.member_suffix)
+  end
+
+  def teacher_certificate_path
+    Util::FileManage.source_disk_filename(self, self.class.teacher_suffix)
+  end
+
+  def team_certificate_path
+    Util::FileManage.source_disk_filename(self, self.class.team_suffix)
+  end
+
   def self.member_suffix
     '_member'
   end

app/models/team_member.rb

@@ -13,4 +13,8 @@ class TeamMember < ApplicationRecord
   def en_role
     is_teacher? ? 'teacher' : 'member'
   end
+
+  def user_name
+    user&.real_name
+  end
 end

app/services/admins/approve_competition_prize_user_service.rb

@@ -1,7 +1,8 @@
 class Admins::ApproveCompetitionPrizeUserService < ApplicationService
-  attr_reader :prize_user, :approver
+  attr_reader :competition, :prize_user, :approver
 
   def initialize(prize_user, approver)
+    @competition = prize_user.competition
     @prize_user  = prize_user
     @approver    = approver
   end
@@ -10,17 +11,25 @@ class Admins::ApproveCompetitionPrizeUserService < ApplicationService
     raise Error, '请勿重复审批' if prize_user.approved?
     raise Error, '该用户未认证完成' unless prize_user.user_certified?
 
+    prize = prize_user.competition_prize
+
     ActiveRecord::Base.transaction do
       prize_user.approve
       prize_user.approver = approver
       prize_user.approved_at = Time.now
       prize_user.save!
 
-      if prize_user.competition_team.all_prize_approved?
-        # TODO: 生成团队证书
+      # 生成个人证书
+      # 是老师并且教师证书模板存在 或者是学生而且个人证书模板存在
+      if (prize_user.user.is_teacher? && prize.teacher_certificate_exists?) ||
+          (!prize_user.user.is_teacher? && prize.member_certificate_exists?)
+        GenerateCompetitionPersonalCertificateJob.perform_later(prize_user.id)
       end
 
-      # TODO: 生成个人证书
+      # 生成团队证书
+      if !competition.personal? && prize_user.competition_team.all_prize_approved? && prize.team_certificate_exists?
+        GenerateCompetitionTeamCertificateJob.perform_later(prize_user.competition_team.id)
+      end
     end
   end
 end

app/templates/competition_certificates/personal.html.erb

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+  </head>
+  <body>
+    <div class="competition-certificate" style="position: absolute;font-size: 85px;font-family: SimSun;">
+      <img src="<%= ApplicationController.helpers.download_image(@prize_user.competition_prize.member_certificate_path) %>"/>
+      <div class="competition-certificate-body" style="position: absolute;width: 82%;top: 35%;left: 9%;">
+        <p><%= @prize_user.user.school_name %> <%= @prize_user.user.real_name %>（学号 <%= @prize_user.student_id %>）：</p>
+        <p style="padding-left:2em;line-height: 1.8">
+            荣获第二届“<b>全国高校绿色计算大赛</b>”（ <%= @prize_user.competition.sub_title %> ）“<b>全国<%= @prize_user.competition_prize.name %></b>”。
+            <br/>特发此证，以资鼓励。
+        </p>
+      </div>
+    </div>
+  </body>
+</html>

app/templates/competition_certificates/teacher.html.erb

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+</head>
+<body>
+<div class="competition-certificate" style="position: absolute;font-size: 85px;font-family: SimSun;">
+  <img src="<%= ApplicationController.helpers.download_image(@prize_user.competition_prize.teacher_certificate_path) %>"/>
+  <div class="competition-certificate-body" style="position: absolute;width: 82%;top: 35%;left: 9%;">
+    <p><%= @prize_user.user.school_name %> <%= @prize_user.user.real_name %> 老师：</p>
+    <p style="text-indent:2em;line-height: 1.8;margin-bottom: 0px;">
+      在第二届“<b>全国高校绿色计算大赛</b>”（<%= @prize_user.competition.sub_title %>）中，带领学生团队 表现突出，成绩优异，荣获“<b>优秀指导教师</b>”称号。
+    </p>
+    <p style="text-indent:2em;line-height: 1.8;margin-top: 0px;">特发此证，以资鼓励。</p>
+  </div>
+</div>
+</body>
+</html>

app/templates/competition_certificates/team.html.erb

@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <meta http-equiv="Content-type" content="text/html; charset=utf-8" />
+</head>
+<body>
+<div class="competition-certificate" style="position: absolute;font-size: 85px;font-family: SimSun;">
+  <img src="<%= ApplicationController.helpers.download_image(@prize.team_certificate_path) %>"/>
+  <div class="competition-certificate-body" style="position: absolute;width: 82%;top: 35%;left: 9%;">
+    <p style="text-indent:2em;line-height: 1.8;margin-bottom: 0px;">
+      <%= @member_names %>（指导老师：<%= @teacher_names %>） 在第二届“<b>全国高校绿色计算大赛</b>”（任务挑战组）中成绩突出，荣获“<b>团体 <%= @prize.name %></b>”。
+    </p>
+    <p style="text-indent:2em;line-height: 1.8;margin-top: 0px;">特发此证，以资鼓励。</p>
+  </div>
+</div>
+</body>
+</html>

app/views/admins/competition_settings/index.html.erb

@@ -513,7 +513,9 @@
     <div class="card-header d-flex justify-content-between align-items-center">
       <span class="flex-1">奖项配置</span>
 
+      <% unless @competition.competition_prize_users.exists? %>
         <%= link_to '新增奖项', new_admins_competition_competition_prize_path(@competition), remote: true, class: 'btn btn-primary btn-sm add-competition-prize-btn' %>
+      <% end %>
 
       <% if @competition.finished? && !@competition.competition_prize_users.exists? %>
         <%= javascript_void_link '生成获奖记录', class: 'btn btn-primary btn-sm ml-2 generate-prize-user-action' %>