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last.ex
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last.ex
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defmodule EctoForge.Extension.Get.Last do
@moduledoc """
# Use last with your `EctoForge.CreateInstance`
```elixir
use EctoForge.CreateInstance,
extensions_get: [
EctoForge.Extension.Get.Last,
],
repo: MyApp.Repo
```
## When you coonnect
You can use Api https://hexdocs.pm/ecto/Ecto.Query.html#last/2
### Example
```elixir
{:ok, []} = MyApp.Model.get_all(last: :inserted_at)
```
"""
import Ecto.Query
use EctoForge.CreateExtension.Get
def before_query_add_extension_to_get(_module, _mode, _repo, _l_ex, query, nil) do
{query, %{}}
end
def before_query_add_extension_to_get(_module, _mode, _repo, _l_ex, query, attrs) do
{last_attrs, _} = Access.pop(attrs, :last)
if is_list(last_attrs) or is_map(last_attrs) or
(is_atom(last_attrs) and not is_nil(last_attrs)) do
{last(query, last_attrs), attrs}
else
{query, attrs}
end
end
end