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115 lines
3.3 KiB
115 lines
3.3 KiB
class Challenge < ApplicationRecord
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# difficulty: 关卡难度: 1.简单 2.中等 3.困难
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default_scope { order("challenges.position asc") }
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belongs_to :shixun, :touch => true, counter_cache: true
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belongs_to :user
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has_many :challenge_samples, :dependent => :destroy
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has_many :test_sets, :dependent => :destroy
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has_many :challenge_tags, :dependent => :destroy
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has_many :games, :dependent => :destroy
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has_many :challenge_chooses, :dependent => :destroy
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has_many :homework_challenge_settings, :dependent => :destroy
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has_many :praise_tread, as: :praise_tread_object, dependent: :destroy
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has_one :praise_tread_cache, as: :object, dependent: :destroy
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has_many :tidings
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# 参考答案
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has_many :challenge_answers, :dependent => :destroy
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has_many :exercise_bank_shixun_challenges, :dependent => :destroy
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# acts_as_attachable
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scope :base_attrs, -> { select([:id, :subject, :position, :shixun_id, :st, :score, :path, :task_pass, :modify_time,
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:web_route, :answer]) }
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scope :choose_type, -> { where(st: 1) }
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scope :practice_type, -> { where(st: 0) }
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scope :fields_for_list, -> { select([:id, :subject, :st, :score, :position, :shixun_id]) }
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def next_challenge
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position = self.position + 1
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Challenge.where(:position => position, :shixun_id => self.shixun).first
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end
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# 用户关卡是否通关
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def has_passed?(user_id)
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self.games.present? && self.games.select{|game| game.user_id == user_id && game.status == 2}.length > 0
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end
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## 选择题总分
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def choose_score
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self.challenge_chooses.pluck(:score).sum
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end
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# 关卡总分
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def all_score
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if self.st == 1
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self.choose_score
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else
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self.score
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end
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end
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# 开启挑战
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def open_game user_id, shixun
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game = self.games.first
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if game.present?
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shixun.task_pass || game.status != 3 ? "/tasks/#{game.identifier}" : ""
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else
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"/api/shixuns/#{shixun.identifier}/shixun_exec"
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end
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end
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# # 开启挑战
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# def open_game(user_id, shixun)
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#
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#
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# game = self.games.select([:status, :identifier]).where(user_id: user_id).first
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# game = self.games.select{|game| game.user_id == user_id}
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# if game.present?
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# shixun.task_pass || game.status != 3 ? "/tasks/#{game.identifier}" : ""
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# else
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# "/api/shixuns/#{shixun.identifier}/shixun_exec"
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# end
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# end
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## 用户关卡状态 0: 不能开启实训; 1:直接开启; 2表示已完成
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def user_tpi_status user_id
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# todo: 以前没加索引导致相同关卡,同一用户有多个games
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game = games.last
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if game.blank?
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self.position == 1 ? 1 : 0
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elsif game.status == 2
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2
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else
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1
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end
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end
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## 选择题答案
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def choose_answer
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result = []
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self.challenge_chooses.each do |choose|
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result << {:position => choose.position, :answer => (choose.answer.blank? ? choose.standard_answer : choose.answer)}
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end
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end
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# 关卡用户通关数
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def user_passed_count
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games.where(status: 2).count
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end
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# 关卡用户正在挑战的人数
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def playing_count
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games.where(status: [0, 1]).count
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end
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def last_challenge
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Challenge.find_by(position: position - 1, shixun_id: shixun_id)
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end
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# 关卡评测文件
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end
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