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https://github.com/scinote-eln/scinote-web.git
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125 lines
4.4 KiB
Ruby
125 lines
4.4 KiB
Ruby
class CreateProtocols < ActiveRecord::Migration[4.2]
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def up
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# First, create protocol table
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create_table :protocols do |t|
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t.string :name
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t.text :authors
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t.text :description
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t.integer :added_by_id
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t.integer :my_module_id
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t.integer :team_id, null: false
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t.integer :protocol_type, null: false, default: 0
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t.integer :parent_id
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t.datetime :parent_updated_at
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t.integer :archived_by_id
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t.datetime :archived_on
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t.integer :restored_by_id
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t.datetime :restored_on
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t.timestamps null: false
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end
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add_foreign_key :protocols, :users, column: :added_by_id
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add_foreign_key :protocols, :my_modules, column: :my_module_id
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add_foreign_key :protocols, :teams, column: :team_id
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add_foreign_key :protocols, :protocols, column: :parent_id
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add_foreign_key :protocols, :users, column: :archived_by_id
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add_foreign_key :protocols, :users, column: :restored_by_id
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add_index :protocols, :name
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add_index :protocols, :authors
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add_index :protocols, :description
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add_index :protocols, :added_by_id
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add_index :protocols, :my_module_id
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add_index :protocols, :team_id
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add_index :protocols, :parent_id
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add_index :protocols, :archived_by_id
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add_index :protocols, :restored_by_id
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# Also create keywords, this will be unused at the start
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create_table :protocol_keywords do |t|
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t.string :name
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t.timestamps null: false
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end
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add_index :protocol_keywords, :name
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# .. and the many-to-many association
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create_table :protocol_protocol_keywords do |t|
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t.integer :protocol_id, null: false
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t.integer :protocol_keyword_id, null: false
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end
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add_foreign_key :protocol_protocol_keywords, :protocols
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add_foreign_key :protocol_protocol_keywords, :protocol_keywords
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add_index :protocol_protocol_keywords, :protocol_id
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add_index :protocol_protocol_keywords, :protocol_keyword_id
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# Alright: now, the "real" data migration needs to happen
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add_column :steps, :protocol_id, :integer
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add_foreign_key :steps, :protocols, column: :protocol_id
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add_index :steps, :protocol_id
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MyModule.find_each do |my_module|
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protocol = Protocol.new(
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my_module_id: my_module.id,
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team_id: my_module.project.team.id,
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protocol_type: 0
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)
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protocol.save(validate: false)
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Step.where(my_module_id: my_module.id).find_each do |step|
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step.update_column(:protocol_id, protocol.id)
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end
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end
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remove_index :steps, column: :my_module_id
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remove_foreign_key :steps, :my_modules
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remove_column :steps, :my_module_id
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change_column_null :steps, :protocol_id, false
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end
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def down
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add_column :steps, :my_module_id, :integer
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add_foreign_key :steps, :my_modules
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add_index :steps, :my_module_id
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MyModule.find_each do |my_module|
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protocol = Protocol.where(my_module_id: my_module.id).first
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if protocol.present?
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Step.where(protocol_id: protocol.id).find_each do |step|
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step.update_column(:my_module_id, my_module.id)
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end
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end
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end
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remove_index :steps, column: :protocol_id
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remove_foreign_key :steps, :protocols
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remove_column :steps, :protocol_id
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# Simply drop the rest of the protocols
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# (the ones that are team-wide)
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remove_index :protocol_protocol_keywords, column: :protocol_id
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remove_index :protocol_protocol_keywords, column: :protocol_keyword_id
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remove_foreign_key :protocol_protocol_keywords, :protocols
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remove_foreign_key :protocol_protocol_keywords, :protocol_keywords
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drop_table :protocol_protocol_keywords
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remove_index :protocol_keywords, column: :name
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drop_table :protocol_keywords
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remove_index :protocols, column: :name
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remove_index :protocols, column: :authors
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remove_index :protocols, column: :description
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remove_index :protocols, column: :added_by_id
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remove_index :protocols, column: :my_module_id
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remove_index :protocols, column: :team_id
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remove_index :protocols, column: :parent_id
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remove_index :protocols, column: :archived_by_id
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remove_index :protocols, column: :restored_by_id
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remove_foreign_key :protocols, column: :added_by_id
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remove_foreign_key :protocols, :my_modules
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remove_foreign_key :protocols, :teams
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remove_foreign_key :protocols, column: :parent_id
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remove_foreign_key :protocols, column: :archived_by_id
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remove_foreign_key :protocols, column: :restored_by_id
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drop_table :protocols
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end
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end
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