试题库的数据结构创建

app/controllers/item_banks_controller.rb

@@ -0,0 +1,4 @@
+class LibrariesController < ApplicationController
+
+
+end

app/models/curriculum.rb

@@ -1,2 +1,4 @@
 class Curriculum < ApplicationRecord
+  belongs_to :curriculum_direction
+  has_many :knowledge_points, dependent: :destroy
 end

app/models/curriculum_direction.rb

@@ -0,0 +1,4 @@
+class CurriculumDirection < ApplicationRecord
+  has_many :curriculums
+  has_many :knowledge_points
+end

app/models/item_analysis.rb

@@ -0,0 +1,3 @@
+class ItemAnalysis < ApplicationRecord
+  belongs_to :item_bank
+end

app/models/item_bank.rb

@@ -0,0 +1,13 @@
+class ItemBank < ApplicationRecord
+  # difficulty:  1 简单  2 适中  3 困难
+  # item_type:  0 单选  1 多选  2 判断  3 填空  4 简答  5 实训 6 编程
+  enum item_type: { SINGLE: 0, MULTIPLE: 1, JUDGMENT: 2, COMPLETION: 3, SUBJECTIVE: 4, PRACTICAL: 5, PROGRAM: 6 }
+
+  belongs_to :curriculum
+  belongs_to :curriculum_direction
+  belongs_to :user
+
+  has_one :item_analysis, dependent: :destroy
+  has_many :item_choices, dependent: :destroy
+  has_many :item_baskets, dependent: :destroy
+end

app/models/item_basket.rb

@@ -0,0 +1,4 @@
+class ItemBasket < ApplicationRecord
+  belongs_to :item_bank
+  belongs_to :user
+end

app/models/item_choice.rb

@@ -0,0 +1,3 @@
+class ItemChoice < ApplicationRecord
+  belongs_to :item_bank
+end

app/models/knowledge_point.rb

@@ -1,3 +1,5 @@
 class KnowledgePoint < ApplicationRecord
+  belongs_to :curriculum_direction
   belongs_to :curriculum
+  has_many :knowledge_point_containers, dependent: :destroy
 end

config/routes.rb

@@ -48,7 +48,9 @@ Rails.application.routes.draw do
       end
     end
 
+    resources :item_banks do
 
+    end
     
 
     resources :hacks, path: :problems,  param: :identifier do

db/migrate/20191218070922_create_curriculum_directions.rb

@@ -0,0 +1,9 @@
+class CreateCurriculumDirections < ActiveRecord::Migration[5.2]
+  def change
+    create_table :curriculum_directions do |t|
+      t.string :name
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20191218071017_create_curriculums.rb

@@ -2,6 +2,7 @@ class CreateCurriculums < ActiveRecord::Migration[5.2]
   def change
     create_table :curriculums do |t|
       t.string :name
+      t.references :curriculum_direction, index: true
 
       t.timestamps
     end

db/migrate/20191218071111_create_knowledge_points.rb

@@ -1,8 +1,9 @@
 class CreateKnowledgePoints < ActiveRecord::Migration[5.2]
   def change
     create_table :knowledge_points do |t|
-      t.references :curriculum, foreign_key: true
       t.string :name
+      t.references :curriculum_direction, index: true
+      t.references :curriculum, index: true
 
       t.timestamps
     end

db/migrate/20191218071343_create_knowledge_point_containers.rb

@@ -1,11 +1,12 @@
 class CreateKnowledgePointContainers < ActiveRecord::Migration[5.2]
   def change
     create_table :knowledge_point_containers do |t|
+      t.references :knowledge_point
       t.integer :container_id
       t.string :container_type
-      t.references :knowledge_point, foreign_key: true
 
       t.timestamps
     end
+    add_index :knowledge_point_containers, [:knowledge_point_id, :container_id, :container_type], name: "container_index", unique: true
   end
 end

db/migrate/20191218071553_create_item_banks.rb

@@ -0,0 +1,16 @@
+class CreateItemBanks < ActiveRecord::Migration[5.2]
+  def change
+    create_table :item_banks do |t|
+      t.text :name
+      t.references :curriculum, index: true
+      t.references :curriculum_direction, index: true
+      t.integer :item_type
+      t.integer :difficulty
+      t.references :user, index: true
+      t.boolean :public
+      t.integer :quotes
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20191218072457_create_item_analyses.rb

@@ -0,0 +1,10 @@
+class CreateItemAnalyses < ActiveRecord::Migration[5.2]
+  def change
+    create_table :item_analyses do |t|
+      t.references :item_bank, index: true
+      t.text :analysis
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20191218072611_create_item_choices.rb

@@ -0,0 +1,11 @@
+class CreateItemChoices < ActiveRecord::Migration[5.2]
+  def change
+    create_table :item_choices do |t|
+      t.references :item_bank, index: true
+      t.text :choice_text
+      t.boolean :is_answer
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20191218072647_create_item_baskets.rb

@@ -0,0 +1,10 @@
+class CreateItemBaskets < ActiveRecord::Migration[5.2]
+  def change
+    create_table :item_baskets do |t|
+      t.references :item_bank, index: true
+      t.references :user, index: true
+
+      t.timestamps
+    end
+  end
+end

spec/models/curriculum_direction_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe CurriculumDirection, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/item_analysis_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe ItemAnalysis, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/item_bank_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe ItemBank, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/item_basket_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe ItemBasket, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/item_choice_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe ItemChoice, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end