Days 1-12 APIs and FLASk

Author: KBiz65

APIs/bitcoin_app/.vscode/settings.json

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+{
+    "python.pythonPath": "c:\\Users\\kevin\\Desktop\\Programming\\Practice Projects\\100daysofweb-with-python-course\\APIs\\bitcoin_app\\venv\\Scripts\\python.exe"
+}

APIs/bitcoin_app/app.py

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+import json
+from typing import List
+
+from apistar import App, Route, types, validators
+from apistar.http import JSONResponse
+
+#helpers
+
+def _load_bitcoin_data():
+    with open('bitcoin_data.json') as f:
+        data = json.loads(f.read())
+        return {user["id"]: user for user in data}
+
+users = _load_bitcoin_data()
+VALID_IDS = set([user["id"]
+                                for user in users.values()])
+ID_NOT_FOUND = 'User ID not found.'
+
+#VALID_SOCIAL_SECURITY = set([user["social_security_number"]
+#                                for user in users.values()])
+#SOCIAL_NOT_FOUND = "Social security number not found."
+
+#load in data
+
+#definition
+
+class Users(types.Type):
+    id = validators.Integer(allow_null=True)
+    first_name = validators.String(default='')
+    last_name = validators.String(default = '')
+    bitcoin_address = validators.String(max_length=34)
+    social_security_number = validators.String(min_length=11, max_length=11)
+
+def list_bitcoin() -> List[Users]:
+    return [Users(user) for user in users.values()]
+
+def create_user(user: Users) -> JSONResponse:
+    user_id = len(users) + 1
+    user.id = user_id
+    users[user_id] = user
+    return JSONResponse(Users(user), 201)
+
+def get_user(user_id: int) -> JSONResponse:
+    user = users.get(user_id)
+    if not user:
+        error = {'error': ID_NOT_FOUND}
+        return JSONResponse(error, 404)
+    return JSONResponse(Users(user), 200)
+
+def update_user(user_id: int, user: Users) -> JSONResponse:
+    if not users.get(user_id):
+        error = {'error': ID_NOT_FOUND}
+        return JSONResponse(error, 404)
+    
+    user["id"] = user_id
+    users[user_id] = user
+    return JSONResponse(Users(user), 200)
+
+def delete_user(user_id:int) -> JSONResponse:
+    if not users.get(user_id):
+        error = {'error': ID_NOT_FOUND}
+        return JSONResponse(error, 404)
+
+    del users[user_id]
+    return JSONResponse({}, 204)
+
+routes = [
+    Route('/', method='GET', handler=list_bitcoin),
+    Route('/', method='POST', handler=create_user),
+    Route('/{user_id}/', method='GET', handler=get_user),
+    Route('/{user_id}/', method='PUT', handler=update_user),
+    Route('/{user_id}/', method='DELETE', handler=delete_user),
+    
+]
+
+app = App(routes=routes)
+
+
+if __name__ == '__main__':
+    app.serve('127.0.0.1', 5000, debug=True)

APIs/bitcoin_app/bitcoin_data.json

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+apistar>=0.5.41,<0.5.1000
+pytest

APIs/bitcoin_app/requirements.txt

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+from apistar import test
+from app import app, users, ID_NOT_FOUND
+
+client = test.TestClient(app)
+
+def test_list_users():
+    response = client.get('/')
+    assert response.status_code == 200
+    users = response.json()
+    assert len(users) == 1000
+    assert type(users) == list
+    user = users[0]
+    expected = {"id":1,"first_name":"Sterne","last_name":"Gell",\
+                "bitcoin_address":"15czwRiYGZ6PGM8EjkMS38XBNmkiohSExs",\
+                "social_security_number":"283-62-6536"}
+    assert user == expected
+    last_id = users[-1]["id"]
+    assert last_id == 1000
+
+def test_create_user():
+    data = dict(first_name="Kevin",
+                last_name="Bisner",
+                bitcoin_address="15czwRiYG78SGM8EjkMS38XBNmkiohSExs",
+                social_security_number="110-51-1732")
+    response = client.post('/', data=data)
+    assert response.status_code == 201
+    assert len(users) == 1001
+
+    response = client.get('/1001/')
+    assert response.status_code == 200
+    expected = {"id":1001, "first_name":"Kevin", "last_name":"Bisner",\
+                "bitcoin_address":"15czwRiYG78SGM8EjkMS38XBNmkiohSExs",\
+                "social_security_number":"110-51-1732"}
+    assert response.json() == expected
+        
+def test_create_user_missing_field():
+    data = {'key': 1}
+    response = client.post('/', data=data)
+    assert response.status_code == 400
+
+    errors = response.json()
+    assert errors['social_security_number'] ==\
+        'The "social_security_number" field is required.'
+
+def test_create_user_field_validation():
+    data = {'bitcoin_address': 'x'*35,
+            'social_security_number': 123456789}
+    response = client.post('/', data=data)
+    assert response.status_code == 400
+
+    errors = response.json()
+    assert errors['bitcoin_address'] == 'Must have no more than 34 characters.'
+    assert errors['social_security_number'] == 'Must have at least 11 characters.'
+
+def test_get_user():
+    response = client.get('/813/')
+    assert response.status_code == 200
+
+    expected = {"id":813,"first_name":"Keven","last_name":"Jirka",
+                "bitcoin_address":"1HdhruUcmU1z3fDhz9b6FzajLuE3LrzoB8",
+                "social_security_number":"898-62-9881"}
+    assert response.json() == expected
+
+def test_get_user_notfound():
+    response = client.get('/11111/')
+    assert response.status_code == 404
+    assert response.json() == {'error': ID_NOT_FOUND}
+
+def test_update_user():
+    data = {'first_name': 'Kevin',
+            'last_name': 'Bisner',
+            'bitcoin_address': 'HG7thak2968HJkLllaiw82FGlQ32K103hZ',
+            'social_security_number': '100-33-1129'}
+    response = client.put('/777/', data=data)
+    assert response.status_code == 200
+
+    #test put response
+    expected = {'id': 777, 'first_name': 'Kevin',
+                'last_name': 'Bisner',
+                'bitcoin_address': 'HG7thak2968HJkLllaiw82FGlQ32K103hZ',
+                'social_security_number': '100-33-1129'}
+    assert response.json() == expected
+
+    #check if data persisted == wiped our previous data car 777
+    response = client.get('/777/')
+    assert response.json() == expected
+
+def test_update_user_notfound():
+    data = {'first_name': 'Kevin',
+            'last_name': 'Bisner',
+            'bitcoin_address': 'HG7thak2968HJkLllaiw82FGlQ32K103hZ',
+            'social_security_number': '100-33-1129'}
+    response = client.put('/11111/', data=data)
+
+    assert response.status_code == 404
+    assert response.json() == {'error': ID_NOT_FOUND}
+
+def test_update_user_validation():
+    data = {'first_name': 'Kevin',
+            'last_name': 'Bisner',
+            'bitcoin_address': 's' * 35,
+            'social_security_number': '123456789'}
+    response = client.put('/777/', data=data)
+    assert response.status_code == 400
+
+    errors = response.json()
+    assert errors ['bitcoin_address'] == 'Must have no more than 34 characters.'
+    assert errors ['social_security_number'] == 'Must have at least 11 characters.'
+
+def test_delete_user():
+    user_count = len(users)
+
+    for i in (11, 22, 33):
+        response = client.delete(f'/{i}/')
+        assert response.status_code == 204
+        
+        response = client.get(f'/{i}/')
+        assert response.status_code == 404 #user_gone
+
+    assert len(users) == user_count - 3

APIs/bitcoin_app/test_app.py

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+{
+  "CurrentProjectSetting": null
+}

APIs/demo-api/.vs/ProjectSettings.json

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+{
+  "ExpandedNodes": [
+    ""
+  ],
+  "PreviewInSolutionExplorer": false
+}

APIs/demo-api/.vs/VSWorkspaceState.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Python: Current File",
+            "type": "python",
+            "request": "launch",
+            "program": "${file}",
+            "console": "integratedTerminal"
+        }
+    ]
+}