9657810208
Also: * remove share visibilities where the shareable is already deleted * remove share visibilities where the user doesn't exist * remove `created_at` and `updated_at` to make the table smaller
65 lines
2.9 KiB
Ruby
65 lines
2.9 KiB
Ruby
class LinkShareVisibilitiesWithUser < ActiveRecord::Migration
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def up
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cleanup_deleted_share_visibilities
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remove_columns :share_visibilities, :created_at, :updated_at
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add_column :share_visibilities, :user_id, :integer
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ShareVisibility.joins("INNER JOIN contacts ON share_visibilities.contact_id = contacts.id")
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.update_all("share_visibilities.user_id = contacts.user_id")
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remove_foreign_key :share_visibilities, name: :post_visibilities_contact_id_fk
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remove_index :share_visibilities, name: :index_post_visibilities_on_contact_id
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remove_index :share_visibilities, name: :shareable_and_contact_id
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remove_index :share_visibilities, name: :shareable_and_hidden_and_contact_id
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remove_column :share_visibilities, :contact_id
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change_column :share_visibilities, :user_id, :integer, null: false
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ShareVisibility.joins("LEFT OUTER JOIN users ON users.id = share_visibilities.user_id")
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.delete_all("users.id is NULL")
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add_index :share_visibilities, :user_id
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add_index :share_visibilities, %i(shareable_id shareable_type user_id), name: :shareable_and_user_id
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add_index :share_visibilities, %i(shareable_id shareable_type hidden user_id),
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name: :shareable_and_hidden_and_user_id
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add_foreign_key :share_visibilities, :users, name: :share_visibilities_user_id_fk, on_delete: :cascade
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end
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def down
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add_column :share_visibilities, :contact_id, :integer
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ShareVisibility.joins("INNER JOIN contacts ON share_visibilities.user_id = contacts.user_id")
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.update_all("share_visibilities.contact_id = contacts.id")
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remove_foreign_key :share_visibilities, name: :share_visibilities_user_id_fk
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remove_index :share_visibilities, :user_id
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remove_index :share_visibilities, name: :shareable_and_user_id
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remove_index :share_visibilities, name: :shareable_and_hidden_and_user_id
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remove_column :share_visibilities, :user_id
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change_column :share_visibilities, :contact_id, :integer, null: false
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add_index :share_visibilities, :contact_id, name: :index_post_visibilities_on_contact_id
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add_index :share_visibilities, %i(shareable_id shareable_type contact_id), name: :shareable_and_contact_id
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add_index :share_visibilities, %i(shareable_id shareable_type hidden contact_id),
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name: :shareable_and_hidden_and_contact_id
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add_foreign_key :share_visibilities, :contacts, name: :post_visibilities_contact_id_fk, on_delete: :cascade
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add_column :share_visibilities, :created_at, :datetime
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add_column :share_visibilities, :updated_at, :datetime
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end
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private
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def cleanup_deleted_share_visibilities
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ShareVisibility.joins("LEFT OUTER JOIN posts ON posts.id = share_visibilities.shareable_id")
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.where(shareable_type: "Post").delete_all("posts.id is NULL")
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ShareVisibility.joins("LEFT OUTER JOIN photos ON photos.id = share_visibilities.shareable_id")
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.where(shareable_type: "Photo").delete_all("photos.id is NULL")
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end
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end
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