47 lines
1.2 KiB
Ruby
47 lines
1.2 KiB
Ruby
# rubocop:disable all
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class AddIdentityTable < ActiveRecord::Migration[4.2]
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def up
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create_table :identities do |t|
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t.string :extern_uid
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t.string :provider
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t.references :user
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end
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add_index :identities, :user_id
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execute <<eos
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INSERT INTO identities (provider, extern_uid, user_id)
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SELECT provider, extern_uid, id FROM users
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WHERE provider IS NOT NULL
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eos
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if index_exists?(:users, ["extern_uid", "provider"])
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remove_index :users, ["extern_uid", "provider"]
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end
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remove_column :users, :extern_uid
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remove_column :users, :provider
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end
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def down
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add_column :users, :extern_uid, :string
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add_column :users, :provider, :string
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if ActiveRecord::Base.connection.adapter_name == 'PostgreSQL'
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execute <<eos
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UPDATE users u
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SET provider = i.provider, extern_uid = i.extern_uid
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FROM identities i
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WHERE i.user_id = u.id
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eos
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else
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execute "UPDATE users u, identities i SET u.provider = i.provider, u.extern_uid = i.extern_uid WHERE u.id = i.user_id"
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end
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drop_table :identities
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unless index_exists?(:users, ["extern_uid", "provider"])
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add_index "users", ["extern_uid", "provider"], name: "index_users_on_extern_uid_and_provider", unique: true, using: :btree
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end
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end
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end
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