mirror of
https://github.com/ash-project/ash_postgres.git
synced 2024-09-20 13:33:50 +12:00
38eec0ba86
improvement: support `mix ash.rollback` with interactive rollback
120 lines
3.6 KiB
Elixir
120 lines
3.6 KiB
Elixir
defmodule AshPostgres.TestRepo.Migrations.Install5Extensions do
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@moduledoc """
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Installs any extensions that are mentioned in the repo's `installed_extensions/0` callback
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This file was autogenerated with `mix ash_postgres.generate_migrations`
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"""
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use Ecto.Migration
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def up do
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execute("""
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CREATE OR REPLACE FUNCTION ash_elixir_or(left BOOLEAN, in right ANYCOMPATIBLE, out f1 ANYCOMPATIBLE)
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AS $$ SELECT COALESCE(NULLIF($1, FALSE), $2) $$
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LANGUAGE SQL
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IMMUTABLE;
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""")
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execute("""
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CREATE OR REPLACE FUNCTION ash_elixir_or(left ANYCOMPATIBLE, in right ANYCOMPATIBLE, out f1 ANYCOMPATIBLE)
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AS $$ SELECT COALESCE($1, $2) $$
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LANGUAGE SQL
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IMMUTABLE;
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""")
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execute("""
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CREATE OR REPLACE FUNCTION ash_elixir_and(left BOOLEAN, in right ANYCOMPATIBLE, out f1 ANYCOMPATIBLE) AS $$
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SELECT CASE
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WHEN $1 IS TRUE THEN $2
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ELSE $1
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END $$
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LANGUAGE SQL
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IMMUTABLE;
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""")
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execute("""
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CREATE OR REPLACE FUNCTION ash_elixir_and(left ANYCOMPATIBLE, in right ANYCOMPATIBLE, out f1 ANYCOMPATIBLE) AS $$
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SELECT CASE
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WHEN $1 IS NOT NULL THEN $2
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ELSE $1
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END $$
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LANGUAGE SQL
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IMMUTABLE;
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""")
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execute("""
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CREATE OR REPLACE FUNCTION ash_trim_whitespace(arr text[])
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RETURNS text[] AS $$
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DECLARE
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start_index INT = 1;
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end_index INT = array_length(arr, 1);
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BEGIN
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WHILE start_index <= end_index AND arr[start_index] = '' LOOP
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start_index := start_index + 1;
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END LOOP;
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WHILE end_index >= start_index AND arr[end_index] = '' LOOP
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end_index := end_index - 1;
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END LOOP;
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IF start_index > end_index THEN
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RETURN ARRAY[]::text[];
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ELSE
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RETURN arr[start_index : end_index];
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END IF;
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END; $$
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LANGUAGE plpgsql
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IMMUTABLE;
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""")
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execute("""
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CREATE OR REPLACE FUNCTION ash_raise_error(json_data jsonb)
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RETURNS BOOLEAN AS $$
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BEGIN
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-- Raise an error with the provided JSON data.
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-- The JSON object is converted to text for inclusion in the error message.
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RAISE EXCEPTION 'ash_error: %', json_data::text;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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""")
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execute("""
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CREATE OR REPLACE FUNCTION ash_raise_error(json_data jsonb, type_signal ANYCOMPATIBLE)
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RETURNS ANYCOMPATIBLE AS $$
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BEGIN
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-- Raise an error with the provided JSON data.
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-- The JSON object is converted to text for inclusion in the error message.
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RAISE EXCEPTION 'ash_error: %', json_data::text;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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""")
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execute("CREATE EXTENSION IF NOT EXISTS \"uuid-ossp\"")
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execute("CREATE EXTENSION IF NOT EXISTS \"pg_trgm\"")
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execute("CREATE EXTENSION IF NOT EXISTS \"citext\"")
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execute("""
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CREATE OR REPLACE FUNCTION ash_demo_functions()
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RETURNS boolean AS $$ SELECT FALSE $$
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LANGUAGE SQL
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IMMUTABLE;
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""")
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end
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def down do
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# Uncomment this if you actually want to uninstall the extensions
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# when this migration is rolled back:
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execute(
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"DROP FUNCTION IF EXISTS ash_raise_error(jsonb), ash_raise_error(jsonb, ANYCOMPATIBLE), ash_elixir_and(BOOLEAN, ANYCOMPATIBLE), ash_elixir_and(ANYCOMPATIBLE, ANYCOMPATIBLE), ash_elixir_or(ANYCOMPATIBLE, ANYCOMPATIBLE), ash_elixir_or(BOOLEAN, ANYCOMPATIBLE), ash_trim_whitespace(text[])"
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)
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# execute("DROP EXTENSION IF EXISTS \"uuid-ossp\"")
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# execute("DROP EXTENSION IF EXISTS \"pg_trgm\"")
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# execute("DROP EXTENSION IF EXISTS \"citext\"")
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execute("""
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DROP FUNCTION IF EXISTS ash_demo_functions()
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""")
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end
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end
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