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https://github.com/ash-project/ash_postgres.git
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fbc42ce87a
feat: add `mix ash_postgres.create` feat: add `mix ash_postgres.migrate` feat: add `mix ash_postgres.migrate --tenants` feat: add `mix ash_postgres.drop`
65 lines
2 KiB
Elixir
65 lines
2 KiB
Elixir
defmodule AshPostgres.MigrationGenerator.Phase do
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@moduledoc false
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defmodule Create do
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@moduledoc false
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defstruct [:table, :multitenancy, operations: [], commented?: false]
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def up(%{table: table, operations: operations, multitenancy: multitenancy}) do
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if multitenancy.strategy == :context do
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"create table(:#{table}, primary_key: false, prefix: prefix()) do\n" <>
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Enum.map_join(operations, "\n", fn operation -> operation.__struct__.up(operation) end) <>
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"\nend"
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else
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"create table(:#{table}, primary_key: false) do\n" <>
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Enum.map_join(operations, "\n", fn operation -> operation.__struct__.up(operation) end) <>
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"\nend"
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end
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end
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def down(%{table: table, multitenancy: multitenancy}) do
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if multitenancy.strategy == :context do
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"drop table(#{inspect(table)}, prefix: prefix())"
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else
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"drop table(#{inspect(table)})"
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end
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end
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end
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defmodule Alter do
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@moduledoc false
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defstruct [:table, :multitenancy, operations: [], commented?: false]
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def up(%{table: table, operations: operations, multitenancy: multitenancy}) do
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body =
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Enum.map_join(operations, "\n", fn operation -> operation.__struct__.up(operation) end)
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if multitenancy.strategy == :context do
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"alter table(:#{table}, prefix: prefix()) do\n" <>
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body <>
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"\nend"
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else
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"alter table(:#{table}) do\n" <>
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body <>
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"\nend"
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end
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end
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def down(%{table: table, operations: operations, multitenancy: multitenancy}) do
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body =
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operations
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|> Enum.reverse()
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|> Enum.map_join("\n", fn operation -> operation.__struct__.down(operation) end)
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if multitenancy.strategy == :context do
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"alter table(:#{table}, prefix: prefix()) do\n" <>
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body <>
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"\nend"
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else
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"alter table(:#{table}) do\n" <>
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body <>
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"\nend"
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end
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end
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end
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end
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