Add migrations and models for custom repositories [SCI-1267]

app/models/repository.rb

@@ -0,0 +1,13 @@
+class Repository < ActiveRecord::Base
+  belongs_to :team
+  belongs_to :created_by, foreign_key: :created_by_id, class_name: 'User'
+  has_many :repository_columns
+  has_many :repository_rows
+
+  auto_strip_attributes :name, nullify: false
+  validates :name,
+            presence: true,
+            length: { maximum: Constants::NAME_MAX_LENGTH }
+  validates :team, presence: true
+  validates :created_by, presence: true
+end

app/models/repository_cell.rb

@@ -0,0 +1,16 @@
+class RepositoryCell < ActiveRecord::Base
+  belongs_to :repository_row
+  belongs_to :repository_column
+  belongs_to :value, polymorphic: true, dependent: :destroy
+
+  validate :repository_column_data_type
+  validates :repository_row, uniqueness: { scope: :repository_column }
+
+  private
+
+  def repository_column_data_type
+    if value_type != repository_column.data_type
+      errors.add(:value_type, 'must match column data type')
+    end
+  end
+end

app/models/repository_column.rb

@@ -0,0 +1,18 @@
+class RepositoryColumn < ActiveRecord::Base
+  belongs_to :repository
+  belongs_to :team
+  belongs_to :created_by, foreign_key: :created_by_id, class_name: 'User'
+  has_many :repository_cells, dependent: :destroy
+  has_many :repository_rows, through: :repository_cells
+
+  enum data_type: Extends::REPOSITORY_DATA_TYPES
+
+  auto_strip_attributes :name, nullify: false
+  validates :name,
+            presence: true,
+            length: { maximum: Constants::NAME_MAX_LENGTH },
+            uniqueness: { scope: :team, case_sensitive: true }
+  validates :team, :data_type, presence: true
+  validates :created_by, presence: true
+  validates :repository, presence: true
+end

app/models/repository_date_value.rb

@@ -0,0 +1,6 @@
+class RepositoryDateValue < ActiveRecord::Base
+  has_one :repository_cell, as: :value
+  accepts_nested_attributes_for :repository_cell
+
+  validates :repository_cell, presence: true
+end

app/models/repository_row.rb

@@ -0,0 +1,14 @@
+class RepositoryRow < ActiveRecord::Base
+  belongs_to :repository
+  belongs_to :team
+  belongs_to :created_by, foreign_key: :created_by_id, class_name: 'User'
+  has_many :repository_cells, dependent: :destroy
+  has_many :repository_columns, through: :repository_cells
+
+  auto_strip_attributes :name, nullify: false
+  validates :name,
+            presence: true,
+            length: { maximum: Constants::NAME_MAX_LENGTH }
+  validates :team, presence: true
+  validates :created_by, presence: true
+end

app/models/repository_text_value.rb

@@ -0,0 +1,6 @@
+class RepositoryTextValue < ActiveRecord::Base
+  has_one :repository_cell, as: :value
+  accepts_nested_attributes_for :repository_cell
+
+  validates :repository_cell, presence: true
+end

config/initializers/extends.rb

@@ -37,4 +37,7 @@ class Extends
                            project_samples: 14, # TODO
                            experiment: 15 }
 
+  # Data type name should match corresponding model's name
+  REPOSITORY_DATA_TYPES = { RepositoryTextValue: 0,
+                            RepositoryDateValue: 1 }
 end

db/migrate/20170515141252_add_custom_repositories.rb

@@ -0,0 +1,50 @@
+class AddCustomRepositories < ActiveRecord::Migration
+  def change
+    create_table :repositories do |t|
+      t.belongs_to :team, index: true
+      t.integer :created_by_id, null: false
+      t.string :name
+      t.timestamps null: true
+    end
+
+    add_foreign_key :repositories, :users, column: :created_by_id
+
+    create_table :repository_columns do |t|
+      t.belongs_to :repository, index: true
+      t.belongs_to :team, index: true
+      t.integer :created_by_id, null: false
+      t.string :name
+      t.integer :data_type, null: false
+      t.timestamps null: true
+    end
+
+    add_foreign_key :repository_columns, :users, column: :created_by_id
+
+    create_table :repository_rows do |t|
+      t.belongs_to :repository, index: true
+      t.belongs_to :team, index: true
+      t.integer :created_by_id, null: false
+      t.string :name
+      t.timestamps null: true
+    end
+
+    add_foreign_key :repository_rows, :users, column: :created_by_id
+
+    create_table :repository_cells do |t|
+      t.belongs_to :repository_row, index: true
+      t.belongs_to :repository_column, index: true
+      t.references :value, polymorphic: true, index: true
+      t.timestamps null: true
+    end
+
+    create_table :repository_date_values do |t|
+      t.datetime :value
+      t.timestamps null: true
+    end
+
+    create_table :repository_text_values do |t|
+      t.string :value
+      t.timestamps null: true
+    end
+  end
+end