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Improved index to respect nulls

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Kieran Eglin 2024-04-01 18:22:58 -07:00
parent 4e26253b33
commit 3daf72a161
3 changed files with 16 additions and 4 deletions
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2
lib/pinchflat/sources/source.ex
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@ -107,7 +107,7 @@ defmodule Pinchflat.Sources.Source do
|> dynamic_default(:uuid, fn _ -> Ecto.UUID.generate() end)
|> validate_required(required_fields)
|> cast_assoc(:metadata, with: &SourceMetadata.changeset/2, required: false)
|> unique_constraint([:collection_id, :media_profile_id, :title_filter_regex])
|> unique_constraint([:collection_id, :media_profile_id, :title_filter_regex], error_key: :original_url)
end
@doc false

16
priv/repo/migrations/20240401170440_re_re_add_source_uniqueness_index.exs
View file

@ -1,7 +1,19 @@
defmodule Pinchflat.Repo.Migrations.ReReAddSourceUniquenessIndex do
use Ecto.Migration
def change do
create unique_index(:sources, [:collection_id, :media_profile_id, :title_filter_regex])
def up do
execute """
CREATE UNIQUE INDEX sources_collection_id_media_profile_id_title_filter_regex_index ON sources (
collection_id,
media_profile_id,
IFNULL(title_filter_regex, '')
);
"""
end
def down do
execute """
DROP INDEX sources_collection_id_media_profile_id_title_filter_regex_index;
"""
end
end

2
test/pinchflat/sources_test.exs
View file

@ -151,7 +151,7 @@ defmodule Pinchflat.SourcesTest do
valid_once_attrs = %{
media_profile_id: media_profile_fixture().id,
original_url: "https://www.youtube.com/channel/abc123",
title_filter_regex: "TEST"
title_filter_regex: nil
}
assert {:ok, %Source{}} = Sources.create_source(valid_once_attrs)