enum

This commit has enum 1 and enum 2

lib/bear.ex

@@ -0,0 +1,11 @@
+defmodule Servy.Bear do
+  defstruct id: nil, name: "", type: "", hibernating: false
+
+  def is_grizzly(bear) do
+    bear.type == "Grizzly"
+  end
+
+  def order_asc_by_name(b1, b2) do
+    b1.name <= b2.name
+  end
+end

lib/bear_controller.ex

@@ -0,0 +1,30 @@
+defmodule Servy.BearController do
+  alias Servy.Wildthings
+  alias Servy.Bear
+
+  defp bear_item(bear) do
+    "<li>#{bear.name} - #{bear.type}</li>"
+  end
+
+  def index(conv) do
+    items =
+      Wildthings.list_bears()
+      |> Enum.filter(&Bear.is_grizzly(&1))
+      |> Enum.sort(&Bear.order_asc_by_name(&1, &2))
+      |> Enum.map(&bear_item(&1))
+      |> Enum.join()
+
+    # TODO: Transform bears to an HTML List
+
+    %{conv | status: 200, resp_body: "<ul>#{items}</ul>"}
+  end
+
+  def show(conv, %{"id" => id}) do
+    bear = Wildthings.get_bear(id)
+    %{conv | status: 200, resp_body: "<h1>Bear #{bear.id}: #{bear.name}</h1>"}
+  end
+
+  def create(conv, params) do
+    %{conv | status: 201, resp_body: "Created a #{params["type"]} bear named #{params["name"]}"}
+  end
+end

lib/handler.ex

@@ -1,5 +1,6 @@
 defmodule Servy.Handler do
   alias Servy.Conv
+  alias Servy.BearController
   import Servy.Plugins, only: [rewrite_path: 1, log: 1, track: 1]
   import Servy.Parser, only: [parse: 1]
   @moduledoc "Handles HTTP requests."
@@ -24,22 +25,17 @@ defmodule Servy.Handler do
   end
 
   def route(%Conv{method: "GET", path: "/bears"} = conv) do
-    %{conv | status: 200, resp_body: "Teddy, Smokey, Paddington"}
+    BearController.index(conv)
   end
 
-  def route(%Conv{method: "GET", path: "/bears" <> id} = conv) do
-    %{conv | status: 200, resp_body: "Bear #{id}"}
+  def route(%Conv{method: "GET", path: "/bears/" <> id} = conv) do
+    params = Map.put(conv.params, "id", id)
+    BearController.show(conv, params)
   end
 
   # name=Baloo&type=Brown
   def route(%Conv{method: "POST", path: "/bears"} = conv) do
-    params = %{"name" => "Baloo", "type" => "Brown"}
-
-    %{
-      conv
-      | status: 201,
-        resp_body: "Created a #{conv.params["type"]} bear named #{conv.params["name"]}"
-    }
+    BearController.create(conv, conv.params)
   end
 
   # def route(%Conv{method: "GET", path: "/about"} = conv) do

lib/wildthings.ex

@@ -0,0 +1,26 @@
+defmodule Servy.Wildthings do
+  alias Servy.Bear
+
+  def list_bears do
+    [
+      %Bear{id: 1, name: "Teddy", type: "Brown", hibernating: true},
+      %Bear{id: 1, name: "Smokey", type: "Black"},
+      %Bear{id: 1, name: "Paddington", type: "Brown"},
+      %Bear{id: 1, name: "Scarface", type: "Grizzly", hibernating: true},
+      %Bear{id: 1, name: "Snow", type: "Polar"},
+      %Bear{id: 1, name: "Brutus", type: "Grizzly"},
+      %Bear{id: 1, name: "Rosie", type: "Black", hibernating: true},
+      %Bear{id: 1, name: "Roscoe", type: "Panda"},
+      %Bear{id: 1, name: "Iceman", type: "Polar", hibernating: true},
+      %Bear{id: 1, name: "Kenai", type: "Grizzly"}
+    ]
+  end
+
+  def get_bear(id) when is_integer(id) do
+    Enum.find(list_bears(), fn b -> b.id == id end)
+  end
+
+  def get_bear(id) when is_binary(id) do
+    id |> String.to_integer() |> get_bear
+  end
+end