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19 lines
610 B
Ruby
19 lines
610 B
Ruby
class AddMyModuleGroupsToProject < ActiveRecord::Migration[4.2]
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def change
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add_column :my_module_groups, :project_id, :integer
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# Update current module groups
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MyModuleGroup.all.each do |my_module_group|
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if my_module_group.my_modules.present? then
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my_module_group.project_id = my_module_group.my_modules.first.project.id
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my_module_group.save
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end
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end
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# Now make column non-nullable
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change_column :my_module_groups, :project_id, :integer, :null => false
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add_foreign_key :my_module_groups, :projects
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add_index :my_module_groups, :project_id
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end
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end
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