From 1262c8ffc2fb3b72be60742938ef2e3c01f64686 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nelson=20Estev=C3=A3o?= <nelsonmestevao@proton.me>
Date: Sat, 22 Jun 2024 12:38:03 +0100
Subject: [PATCH] feat: add default build/2 and start encouring struct!/2
 instead of Map.merge/2

---
 lib/factoid.ex | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/lib/factoid.ex b/lib/factoid.ex
index 6f7e122..ea1adf7 100644
--- a/lib/factoid.ex
+++ b/lib/factoid.ex
@@ -42,14 +42,14 @@ defmodule Factoid do
         last_name: "Doe",
         email_address: "jane-#{unique_integer()}@example.com",
       }
-      |> Map.merge(attrs)
+      |> struct!(attrs)
     end
 
     def build(:user_avatar, attrs) do
       %UserAvatar{
         user: build(:user)
       }
-      |> Map.merge(attrs)
+      |> struct!(attrs)
     end
   end
   ```
@@ -118,6 +118,14 @@ defmodule Factoid do
       @typedoc false
       @type attrs :: map() | keyword()
 
+      @doc """
+      Builds a record with attributes.
+      """
+      @spec build(factory_name(), attrs()) :: record()
+      def build(factory_name, attrs \\ %{}) do
+        factory_name |> then(&build(@repo, &1)) |> struct!(attrs)
+      end
+
       @doc """
       Inserts a record with attributes.
       """
@@ -135,6 +143,8 @@ defmodule Factoid do
       Generates a UUID.
       """
       def unique_uuid, do: Factoid.unique_uuid()
+
+      defoverridable build: 2
     end
   end