debianize-mobilizon/priv/repo/migrations/20190301141830_move_member_role_to_enum.exs

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defmodule Mobilizon.Repo.Migrations.MoveMemberRoleToEnum do
use Ecto.Migration
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alias Mobilizon.Actors.MemberRole
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def up do
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MemberRole.create_type()
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alter table(:members) do
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add(:role_tmp, MemberRole.type(), default: "member")
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end
execute("UPDATE members set role_tmp = 'member' where role = 0")
execute("UPDATE members set role_tmp = 'moderator' where role = 1")
execute("UPDATE members set role_tmp = 'creator' where role = 2")
execute("UPDATE members set role_tmp = 'not_approved' where approved is false")
alter table(:members) do
remove(:role)
remove(:approved)
end
rename(table(:members), :role_tmp, to: :role)
end
def down do
alter table(:members) do
add(:role_tmp, :integer, default: 0)
add(:approved, :boolean, default: true)
end
execute("UPDATE members set approved = false where role = 'not_approved'")
execute("UPDATE members set role_tmp = 0 where role = 'member' or role = 'not_approved'")
execute("UPDATE members set role_tmp = 1 where role = 'moderator'")
execute("UPDATE members set role_tmp = 2 where role = 'administrator' or role = 'creator'")
alter table(:members) do
remove(:role)
end
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MemberRole.drop_type()
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rename(table(:members), :role_tmp, to: :role)
end
end