add snake.api.move

fixture/vcr_cassettes/snake_move.json

@@ -0,0 +1,27 @@
+[
+  {
+    "request": {
+      "body": "{\"turn\":0,\"snakes\":[{\"url\":\"localhost:4000\",\"name\":\"Snek\",\"coords\":[[0,0]]}],\"food\":[],\"board\":[[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}],[{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"},{\"state\":\"empty\"}]]}",
+      "headers": {
+        "content-type": "application/json"
+      },
+      "method": "post",
+      "options": [],
+      "request_body": "",
+      "url": "http://localhost:4000/move"
+    },
+    "response": {
+      "body": "{\"taunt\":\"down\",\"move\":\"down\"}",
+      "headers": {
+        "server": "Cowboy",
+        "date": "Wed, 03 Aug 2016 02:29:11 GMT",
+        "content-length": "30",
+        "content-type": "application/json; charset=utf-8",
+        "cache-control": "max-age=0, private, must-revalidate",
+        "x-request-id": "flkustkkula3vt4mfv4d15oinfisch02"
+      },
+      "status_code": 200,
+      "type": "ok"
+    }
+  }
+]

lib/battle_snake/move.ex

@@ -0,0 +1,3 @@
+defmodule BattleSnake.Move do
+  defstruct [:move, :taunt]
+end

lib/battle_snake_server/snake/api.ex

@@ -1,27 +1,28 @@
 defmodule BattleSnakeServer.Snake.Api do
-  alias BattleSnake.Snake
+  alias BattleSnake.{Snake, Move}
 
   use HTTPoison.Base
 
   @spec load(BattleSnakeServer.Snake, BattleSnakeServer.Game) :: BattleSnake.Snake
   def load(snake, game) do
     url = snake.url <> "/start"
     response = post! url, payload(game), headers
-    Poison.decode!(response.body, as: %Snake{})
+    Poison.decode!(response.body, as: %Snake{url: snake.url})
   end
 
-  def load(snake, game) do
-    url = snake.url <> "/start"
-    response = post! url, payload(game), headers
-    Poison.decode!(response.body, as: %Snake{})
+  def move(snake, world) do
+    url = snake.url <> "/move"
+    payload = Poison.encode!(world)
+    response = post! url, payload, headers
+    Poison.decode!(response.body, as: %Move{})
   end
 
   def payload(game) do
-    %{
+    Poison.encode! %{
       game_id: game.id,
       height: game.height,
       width: game.width,
-    } |> Poison.encode!
+    }
   end
 
   def headers() do

test/battle_snake_server/snake/api_test.exs

@@ -1,4 +1,5 @@
 defmodule BattleSnakeServer.Snake.ApiTest do
+  alias BattleSnake.{World, Move}
   alias BattleSnakeServer.Game
   alias BattleSnakeServer.Snake.Api
 
@@ -8,22 +9,44 @@ defmodule BattleSnakeServer.Snake.ApiTest do
   setup do
     Api.start
 
-    snake = %BattleSnakeServer.Snake{url: "localhost:4000"}
+    snake_form = %BattleSnakeServer.Snake{url: "localhost:4000"}
+
+    snake = %BattleSnake.Snake{
+      url: "localhost:4000",
+      color: "#6699ff",
+      head_url: "",
+      name: "Snek",
+      taunt: "gotta go fast",
+    }
+
     game = %Game{id: "sup", width: 20, height: 20}
 
-    %{snake: snake, game: game}
+    world = %World{
+      width: 10,
+      height: 10,
+      snakes: [
+        %{snake| coords: [[0,0]]}
+      ]
+    }
+
+    %{
+      game: game,
+      snake: snake,
+      snake_form: snake_form,
+      world: world,
+    }
   end
 
-  test "#load", %{game: game, snake: snake} do
+  test "#load", %{game: game, snake: snake, snake_form: snake_form} do
     use_cassette "snake start" do
-      snake = Api.load(snake, game)
-
-      %BattleSnake.Snake{
-        color: "#6699ff",
-        head_url: "",
-        name: "Snek",
-        taunt: "gotta go fast",
-      } = snake
+      assert Api.load(snake_form, game) == snake
+    end
+  end
+
+  test "#move", %{world: world, snake: snake} do
+    use_cassette "snake move" do
+      actual = Api.move(snake, world)
+      assert actual == %Move{move: "down", taunt: "down"}
     end
   end
 end