adds insert function to append only, #1

lib/append/address.ex

@@ -2,18 +2,21 @@ defmodule Append.Address do
   use Ecto.Schema
   import Ecto.Changeset
 
-
   schema "addresses" do
-    field :address_line_1, :string
-    field :address_line_2, :string
-    field :city, :string
-    field :name, :string
-    field :postcode, :string
-    field :tel, :string
+    field(:address_line_1, :string)
+    field(:address_line_2, :string)
+    field(:city, :string)
+    field(:name, :string)
+    field(:postcode, :string)
+    field(:tel, :string)
 
     timestamps()
   end
 
+  # Because we are referencing the Address struct in our Append Only behaviour/macro
+  # it needs to be used after we have defined the struct using 'schema'
+  use Append.AppendOnlyLog
+
   @doc false
   def changeset(address, attrs) do
     address

lib/append/append_only_log.ex

@@ -1,4 +1,6 @@
 defmodule Append.AppendOnlyLog do
+  alias Append.Repo
+
   @moduledoc """
   Behaviour that defines functions for accessing and inserting data in an
   Append-Only database
@@ -14,6 +16,9 @@ defmodule Append.AppendOnlyLog do
       @behaviour Append.AppendOnlyLog
 
       def insert(attrs) do
+        %__MODULE__{}
+        |> __MODULE__.changeset(attrs)
+        |> Repo.insert()
       end
 
       def get(id) do
@@ -22,6 +27,7 @@ defmodule Append.AppendOnlyLog do
       def update(%__MODULE__{} = item, attrs) do
       end
 
+      defoverridable Append.AppendOnlyLog
     end
   end
 end

test/append/address_test.exs

@@ -0,0 +1,17 @@
+defmodule Append.AddressTest do
+  use Append.DataCase
+  alias Append.Address
+
+  test "add item to database" do
+    assert {:ok, item} = Address.insert(%{
+      name: "Thor",
+      address_line_1: "The Hall",
+      address_line_2: "Valhalla",
+      city: "Asgard",
+      postcode: "AS1 3DG",
+      tel: "0800123123"
+    })
+
+    assert item.name == "Thor"
+  end
+end