feat: list Pokémons

src/controllers/pokemon.py

@@ -1,10 +1,32 @@
+from dataclasses import dataclass
+from typing import Dict, List
+
+import requests
 from fastapi import APIRouter
 
 router = APIRouter(
     prefix="/pokemon",
 )
 
 
+@dataclass
+class PokemonDTO:
+    name: str
+    url: str
+
+
 @router.get("")
-async def root():
-    return {"message": "Hello World"}
+async def list_pokemon(page: int = 1):
+    limit = 20
+    offset = page - 1
+    url = f'https://pokeapi.co/api/v2/pokemon?offset={offset}&limit={limit}'
+
+    r = requests.get(url, auth=('origin-user',
+                                'eyJhbGciOiJIUzI1NiJ9.eyJSb2xlIjoiQWRtaW4iLCJJc3N1ZXIiOiJJc3N1ZXIiLCJVc2VybmFtZSI6IkphdmFJblVzZSIsImV4cCI6MTY2MjA0MjMzNCwiaWF0IjoxNjYyMDQyMzM0fQ.xi3uKpbHXXxE5iTOkDrkHJfpXQhGQGjLHXwC1SE-kFI'))
+
+    r2 = r.json()
+    return map_dict(r2)
+
+
+def map_dict(response: Dict) -> List[PokemonDTO]:
+    return [PokemonDTO(name=item['name'], url=item['url']) for item in response['results']]

src/tests/integration/controllers/test_pokemon.py

@@ -0,0 +1,18 @@
+from unittest import IsolatedAsyncioTestCase
+from unittest.mock import patch, ANY
+
+import requests
+
+from src.controllers.pokemon import list_pokemon
+
+
+class TestPokemonController(IsolatedAsyncioTestCase):
+    async def test_1(self):
+        with patch.object(requests, 'get') as mocked_request:
+            await list_pokemon(page=1)
+            mocked_request.assert_called_once_with('https://pokeapi.co/api/v2/pokemon?offset=0&limit=20', auth=ANY)
+
+    async def test_2(self):
+        with patch.object(requests, 'get') as mocked_request:
+            await list_pokemon(page=2)
+            mocked_request.assert_called_once_with('https://pokeapi.co/api/v2/pokemon?offset=20&limit=20', auth=ANY)