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app/controllers/hacks_controller.rb

@@ -4,9 +4,19 @@ class HacksController < ApplicationController
   before_action :require_auth_identity, only: [:update, :edit, :publish]
   before_action :find_hack, only: [:edit, :update]
 
-
+  # 首页
   def index
-    render_ok
+    # 筛选过滤与排序
+    params_filter_or_order
+    # 我解决的编程题数
+    user_codes =  HackUserLastestCode.mine(current_user).passed.joins(:hack)
+    @simple_count = user_codes.where(hacks: {difficult: 1}).count
+    @medium_count = user_codes.where(hacks: {difficult: 2}).count
+    @diff_count  = user_codes.where(hacks: {difficult: 3}).count
+    @pass_count = @simple_count + @medium_count + @diff_count
+
+    @hacks_count = @hacks.count("hacks.id")
+    @hacks = paginate @hacks
   end
 
   def create
@@ -92,7 +102,6 @@ class HacksController < ApplicationController
     params.require(:hack).permit(:difficult, :category, :open_or_not, :time_limit, :score)
   end
 
-
   def param_update_sets sets, all_sets_id
     delete_set_ids = all_sets_id - sets.map{|set|set[:id]}
     @hack.hack_sets.where(id: delete_set_ids).destroy_all
@@ -104,4 +113,38 @@ class HacksController < ApplicationController
     end
   end
 
+  def params_filter_or_order
+    # 如果有来源，就不管发布公开私有
+    select_sql = "hacks.*, if(hacks.hack_user_lastest_codes_count=0, 0, hacks.pass_num/hacks.hack_user_lastest_codes_count) passed_rate"
+    if params[:come_from]
+      hacks = Hack.select(select_sql).mine(current_user.id)
+    else
+      hacks = Hack.select(select_sql).published.opening
+    end
+    # 搜索
+    if params[:search]
+      hacks = hacks.where("name like ?", "%#{params[:search]}%")
+    end
+    # 难度
+    if params[:difficult]
+      hacks = hacks.where(difficult:  params[:difficult])
+    end
+    # 状态
+    if params[:status]
+      user_hacks = HackUserLastestCode.where(user_id: current_user.id)
+      if params[:status].to_i == -1
+        if user_hacks.present?
+          hacks = hacks.where.not(id: user_hacks.pluck(:hack_id))
+        end
+      else
+        hacks = hacks.joins(:hack_user_lastest_code).where(hack_user_lastest_code: {status: params[:status]})
+      end
+    end
+    # 排序
+    sort_by = params[:sort_by] || "hack_user_lastest_codes_count"
+    sort_direction = params[:sort_direction] || "desc"
+    @hacks = hacks.order("#{sort_by} #{sort_direction}")
+  end
+
+
 end

app/controllers/shixuns_controller.rb

@@ -478,10 +478,7 @@ class ShixunsController < ApplicationController
 						ShixunMirrorRepository.create(:shixun_id => @shixun.id, :mirror_repository_id => mirror)
 					end
 				end
-				logger.info("#########shixun_params#{shixun_params}")
 				@shixun.update_attributes(shixun_params)
-				logger.info("##########shixun_info_params: #{shixun_info_params}")
-				logger.info("##########params[:shixun_info][:evaluate_script]: #{params[:shixun_info][:evaluate_script]}")
 				@shixun.shixun_info.update_attributes(shixun_info_params)
 				@shixun.shixun_schools.delete_all
 				# scope_partment: 高校的名称

app/models/hack.rb

@@ -1,11 +1,18 @@
 class Hack < ApplicationRecord
+  # status: 0 未发布； 1已发布
+  # diffcult: 难度 1：简单；2：中等； 3：困难
   # 编程题
   validates_length_of :name, maximum: 60
   # 测试集
   has_many :hack_sets, ->{order("position asc")}, :dependent => :destroy
-
   # 代码
   has_many :hack_codes, :dependent => :destroy
+  has_many :hack_user_codes, :dependent => :destroy
+  has_one :hack_user_lastest_code, :dependent => :destroy
+
+  scope :published, -> { where(status: 1) }
+  scope :opening, -> {where(open_or_not: 1)}
+  scope :mine, -> (author_id){ where(user_id: author_id) }
 
   def language
     if hack_codes.count == 1

app/models/hack_user_code.rb

@@ -1,3 +1,4 @@
 class HackUserCode < ApplicationRecord
   # 用户编程题的信息
+  belongs_to :hack
 end

app/models/hack_user_lastest_code.rb

@@ -1,4 +1,8 @@
 class HackUserLastestCode < ApplicationRecord
   # 编程题最新代码
+  belongs_to :hack, counter_cache: true
+
+  scope :mine, ->(author_id){ where(user_id: author_id)}
+  scope :passed, -> {where(status: 1)}
 
 end

app/views/hacks/index.json.jbuilder

@@ -0,0 +1,13 @@
+json.top_data do
+  json.passed_count @pass_count
+  json.simple_count @simple_count
+  json.medium_count @medium_count
+  json.diff_count @diff_count
+end
+
+json.hacks_count @hacks_count
+json.hacks_list do
+  json.array! @hacks do |hack|
+    json.(hack,:identifier, :name , :hack_user_lastest_codes_count, :difficult, :passed_rate, :category)
+  end
+end

db/migrate/20191112010611_create_hack_user_lastest_codes.rb

@@ -7,7 +7,6 @@ class CreateHackUserLastestCodes < ActiveRecord::Migration[5.2]
 
       t.timestamps
     end
-
     add_index :hack_user_lastest_codes, [:user_id, :hack_id], unique: true
   end
 end

db/migrate/20191113061854_add_status_end_time_for_hack_user_lastest_code.rb

@@ -0,0 +1,11 @@
+class AddStatusEndTimeForHackUserLastestCode < ActiveRecord::Migration[5.2]
+  def change
+    add_column :hack_user_lastest_codes, :passed, :boolean, :default => false
+    add_column :hack_user_lastest_codes, :pass_time, :timestamp
+    add_column :hack_user_lastest_codes, :status, :integer, :default => 0
+    add_column :hacks, :hack_user_lastest_codes_count, :integer, :default => 0
+    add_column :hacks, :pass_num, :integer, :default => 0
+    add_index :hack_user_lastest_codes, :user_id, name: "user_index"
+    add_index :hack_user_lastest_codes, :hack_id, name: "hack_index"
+  end
+end