From d060bcb06446b6631e8e0aade19a4bd8847079aa Mon Sep 17 00:00:00 2001
From: Danielwhyte <danwhy@gmail.com>
Date: Wed, 12 Sep 2018 17:53:40 +0100
Subject: [PATCH] adds insert function to append only, #1

---
 lib/append/address.ex         | 17 ++++++++++-------
 lib/append/append_only_log.ex |  6 ++++++
 test/append/address_test.exs  | 17 +++++++++++++++++
 3 files changed, 33 insertions(+), 7 deletions(-)
 create mode 100644 test/append/address_test.exs

diff --git a/lib/append/address.ex b/lib/append/address.ex
index f6eae99..2d994e4 100644
--- a/lib/append/address.ex
+++ b/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
diff --git a/lib/append/append_only_log.ex b/lib/append/append_only_log.ex
index 2a22bda..16617b0 100644
--- a/lib/append/append_only_log.ex
+++ b/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
diff --git a/test/append/address_test.exs b/test/append/address_test.exs
new file mode 100644
index 0000000..f27d240
--- /dev/null
+++ b/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