From 020b6621fd506d9da9a34eb455fa943fbb334716 Mon Sep 17 00:00:00 2001
From: Bryan Paxton <starbelly@pobox.com>
Date: Wed, 29 Nov 2017 23:08:27 -0600
Subject: [PATCH] Add projects context module

 - Updated "changesets"/"with valid attributes" to use Projects.change_project
---
 lib/code_corps/projects/projects.ex        | 104 +++++++++++++++++++++
 test/lib/code_corps/model/project_test.exs |   4 +-
 2 files changed, 106 insertions(+), 2 deletions(-)
 create mode 100644 lib/code_corps/projects/projects.ex

diff --git a/lib/code_corps/projects/projects.ex b/lib/code_corps/projects/projects.ex
new file mode 100644
index 000000000..5790eebdf
--- /dev/null
+++ b/lib/code_corps/projects/projects.ex
@@ -0,0 +1,104 @@
+defmodule CodeCorps.Projects do
+  @moduledoc """
+  The Projects context.
+  """
+
+  import Ecto.Query, warn: false
+  alias CodeCorps.Repo
+
+  alias CodeCorps.Project
+
+  @doc """
+  Returns the list of projects.
+
+  ## Examples
+
+      iex> list_projects()
+      [%Project{}, ...]
+
+  """
+  def list_projects do
+    Repo.all(Project)
+  end
+
+  @doc """
+  Gets a single project.
+
+  Raises `Ecto.NoResultsError` if the Project does not exist.
+
+  ## Examples
+
+      iex> get_project!(123)
+      %Project{}
+
+      iex> get_project!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_project!(id), do: Repo.get!(Project, id)
+
+  @doc """
+  Creates a project.
+
+  ## Examples
+
+      iex> create_project(%{field: value})
+      {:ok, %Project{}}
+
+      iex> create_project(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_project(attrs \\ %{}) do
+    %Project{}
+    |> Project.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a project.
+
+  ## Examples
+
+      iex> update_project(project, %{field: new_value})
+      {:ok, %Project{}}
+
+      iex> update_project(project, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_project(%Project{} = project, attrs) do
+    project
+    |> Project.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a Project.
+
+  ## Examples
+
+      iex> delete_project(project)
+      {:ok, %Project{}}
+
+      iex> delete_project(project)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_project(%Project{} = project) do
+    Repo.delete(project)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking project changes.
+
+  ## Examples
+
+      iex> change_project(project)
+      %Ecto.Changeset{source: %Project{}}
+
+  """
+  def change_project(%Project{} = project) do
+    Project.changeset(project, %{})
+  end
+end
diff --git a/test/lib/code_corps/model/project_test.exs b/test/lib/code_corps/model/project_test.exs
index d66871bce..b8c5c8c41 100644
--- a/test/lib/code_corps/model/project_test.exs
+++ b/test/lib/code_corps/model/project_test.exs
@@ -3,14 +3,14 @@ defmodule CodeCorps.ProjectTest do
 
   import CodeCorps.Project
 
-  alias CodeCorps.{Project, ProjectUser, Repo}
+  alias CodeCorps.{Projects, Project, ProjectUser, Repo}
 
   describe "changeset" do
     @valid_attrs %{title: "A title"}
     @invalid_attrs %{}
 
     test "with valid attributes" do
-      changeset = Project.changeset(%Project{}, @valid_attrs)
+      changeset = Projects.change_project(%Project{title: "A title"})
       assert changeset.valid?
     end