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Merge pull request #1 from JMR-dev/jr-ch3&4

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Merge ch3 and 4 work to main
This commit was merged in pull request #1.
This commit is contained in:
Jason Ross
2022-01-19 09:14:10 -06:00
committed by GitHub
parent a572b69670 449b94d3fd
commit f1d8673f9f
10 changed files with 472 additions and 30 deletions
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.vscode/launch.json
Vendored
+1
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@@ -1,6 +1,7 @@
{
"version": "0.2.0",
"configurations": [
{"name":"Python: Current File","type":"python","request":"launch","program":"${file}","console":"integratedTerminal"},
{
"name": "Request Handler",
"type": "python",
.vscode/settings.json
Vendored
+3
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@@ -0,0 +1,3 @@
{
"python.pythonPath": "/Users/jason.ross/.pyenv/versions/3.9.1/bin/python"
}
request_handler.py
+129 -25
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@@ -1,6 +1,10 @@
from http.server import BaseHTTPRequestHandler, HTTPServer
from views import get_all_animals
from http.server import BaseHTTPRequestHandler, HTTPServer
from views.customer_requests import get_all_customers, get_single_customer, create_customer, delete_customer
from views.employees_requests import create_employee, get_all_employees, get_single_employee, delete_employee
from views.location_requests import create_location, get_all_locations, get_single_location, delete_location
from views.animal_requests import create_animal, get_all_animals, get_single_animal, delete_animal, update_animal
import json
# Here's a class. It inherits from another class.
@@ -8,6 +12,26 @@ from http.server import BaseHTTPRequestHandler, HTTPServer
# work together for a common purpose. In this case, that
# common purpose is to respond to HTTP requests from a client.
class HandleRequests(BaseHTTPRequestHandler):
def parse_url(self, path):
# Just like splitting a string in JavaScript. If the
# path is "/animals/1", the resulting list will
# have "" at index 0, "animals" at index 1, and "1"
# at index 2.
path_params = path.split("/")
resource = path_params[1]
id = None
# Try to get the item at index 2
try:
# Convert the string "1" to the integer 1
# This is the new parseInt()
id = int(path_params[2])
except IndexError:
pass # No route parameter exists: /animals
except ValueError:
pass # Request had trailing slash: /animals/
return (resource, id) # This is a tuple
# This is a Docstring it should be at the beginning of all classes and functions
# It gives a description of the class or function
"""Controls the functionality of any GET, PUT, POST, DELETE requests to the server
@@ -34,53 +58,133 @@ class HandleRequests(BaseHTTPRequestHandler):
self.send_response(200)
self.send_header('Access-Control-Allow-Origin', '*')
self.send_header('Access-Control-Allow-Methods',
'GET, POST, PUT, DELETE')
'GET, POST, PUT, DELETE')
self.send_header('Access-Control-Allow-Headers',
'X-Requested-With, Content-Type, Accept')
'X-Requested-With, Content-Type, Accept')
self.end_headers()
# Here's a method on the class that overrides the parent's method.
# It handles any GET request.
def do_GET(self):
"""Handles GET requests to the server
"""
# Set the response code to 'Ok'
self._set_headers(200)
response = {} # Default response
# Your new console.log() that outputs to the terminal
print(self.path)
# Parse the URL and capture the tuple that is returned
(resource, id) = self.parse_url(self.path)
if self.path == "/animals":
response = get_all_animals()
# It's an if..else statement
if resource == "animals":
if id is not None:
response = f"{get_single_animal(id)}"
else:
response = f"{get_all_animals()}"
else:
response = []
if resource == "locations":
if id is not None:
response = f"{get_single_location(id)}"
# This weird code sends a response back to the client
self.wfile.write(f"{response}".encode())
else:
response = f"{get_all_locations()}"
if resource == "employees":
if id is not None:
response = f"{get_single_employee(id)}"
else:
response = f"{get_all_employees()}"
if resource == "customers":
if id is not None:
response = f"{get_single_customer(id)}"
else:
response = f"{get_all_customers()}"
self.wfile.write(response.encode())
# Here's a method on the class that overrides the parent's method.
# It handles any POST request.
def do_POST(self):
"""Handles POST requests to the server
"""
# Set response code to 'Created'
self._set_headers(201)
content_len = int(self.headers.get('content-length', 0))
post_body = self.rfile.read(content_len)
response = f"received post request:<br>{post_body}"
self.wfile.write(response.encode())
# Convert JSON string to a Python dictionary
post_body = json.loads(post_body)
# Parse the URL
(resource, id) = self.parse_url(self.path)
# Initialize new animal
new_obj = None
# Add a new animal to the list. Don't worry about
# the orange squiggle, you'll define the create_animal
# function next.
if resource == "animals":
new_obj = create_animal(post_body)
if resource == "location":
new_obj = create_location(post_body)
if resource == "employees":
new_obj = create_employee(post_body)
if resource == "customers":
new_obj = create_customer(post_body)
# Encode the new animal and send in response
self.wfile.write(f"{new_obj}".encode())
# Here's a method on the class that overrides the parent's method.
# It handles any PUT request.
def do_PUT(self):
"""Handles PUT requests to the server
"""
self.do_POST()
self._set_headers(204)
content_len = int(self.headers.get('content-length', 0))
post_body = self.rfile.read(content_len)
post_body = json.loads(post_body)
# Parse the URL
(resource, id) = self.parse_url(self.path)
# Delete a single animal from the list
if resource == "animals":
update_animal(id, post_body)
# Encode the new animal and send in response
self.wfile.write("".encode())
def do_DELETE(self):
# Set a 204 response code
self._set_headers(204)
# Parse the URL
(resource, id) = self.parse_url(self.path)
# Delete a single animal from the list
if resource == "animals":
delete_animal(id)
if resource == "customers":
delete_customer(id)
if resource == "employees":
delete_employee(id)
if resource == "locations":
delete_location(id)
# Encode the new animal and send in response
self.wfile.write("".encode())
# This function is not inside the class. It is the starting
views/__init__.py
+6 -1
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@@ -1 +1,6 @@
from .animal_requests import get_all_animals
from .employees_requests import get_all_employees, get_single_employee, create_employee, delete_employee
from .location_requests import get_all_locations, get_single_location, create_location, delete_location
from .animal_requests import create_animal, delete_animal, get_all_animals, get_single_animal, update_animal
from .customer_requests import get_all_customers, get_single_customer, create_customer, delete_customer
views/animal_requests.py
+63 -4
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@@ -4,24 +4,83 @@ ANIMALS = [
"name": "Snickers",
"species": "Dog",
"locationId": 1,
"customerId": 4
"customerId": 4,
"status": "Admitted"
},
{
"id": 2,
"name": "Gypsy",
"species": "Dog",
"locationId": 1,
"customerId": 2
"customerId": 2,
"status": "Admitted"
},
{
"id": 3,
"name": "Blue",
"species": "Cat",
"locationId": 2,
"customerId": 1
"customerId": 1,
"status": "Admitted"
}
]
def get_all_animals():
return ANIMALS
return ANIMALS
# Function with a single parameter
def get_single_animal(id):
# Variable to hold the found animal, if it exists
requested_animal = None
# Iterate the ANIMALS list above. Very similar to the
# for..of loops you used in JavaScript.
for animal in ANIMALS:
# Dictionaries in Python use [] notation to find a key
# instead of the dot notation that JavaScript used.
if animal["id"] == id:
requested_animal = animal
return requested_animal
def create_animal(animal):
# Get the id value of the last animal in the list
max_id = ANIMALS[-1]["id"]
# Add 1 to whatever that number is
new_id = max_id + 1
# Add an `id` property to the animal dictionary
animal["id"] = new_id
# Add the animal dictionary to the list
ANIMALS.append(animal)
# Return the dictionary with `id` property added
return animal
def delete_animal(id):
# Initial -1 value for animal index, in case one isn't found
animal_index = -1
# Iterate the ANIMALS list, but use enumerate() so that you
# can access the index value of each item
for index, animal in enumerate(ANIMALS):
if animal["id"] == id:
# Found the animal. Store the current index.
animal_index = index
# If the animal was found, use pop(int) to remove it from list
if animal_index >= 0:
ANIMALS.pop(animal_index)
def update_animal(id, new_animal):
# Iterate the ANIMALS list, but use enumerate() so that
# you can access the index value of each item.
for index, animal in enumerate(ANIMALS):
if animal["id"] == id:
# Found the animal. Update the value.
ANIMALS[index] = new_animal
break
views/customer_requests.py
+90
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@@ -0,0 +1,90 @@
CUSTOMERS = [
{
"id": 1,
"name": "Ryan Tanay",
"email": "ryan@tanay.com",
"employee": False
},
{
"id": 2,
"name": "Emma Beaton",
"email": "emma@beaton.com",
"employee": False
},
{
"id": 3,
"name": "Dani Adkins",
"email": "dani.adkins.com",
"employee": False
},
{
"id": 4,
"name": "Adam Oswalt",
"email": "adam@oswalt.com",
"employee": False
},
{
"id": 5,
"name": "Fletcher Bangs",
"email": "flangs@bangs.com",
"employee": False
},
{
"id": 6,
"name": "Angela Lee",
"email": "lee@lee.com",
"employee": False
},
{
"name": "mike mike",
"email": "m@m.com",
"employee": False,
"id": 7
},
]
def get_all_customers():
return CUSTOMERS
def get_single_customer():
requested_customer = None
for customer in CUSTOMERS:
if customer["id"] == id:
requested_customer = customer
return requested_customer
def create_customer(customer):
# Get the id value of the last location in the list
max_id = CUSTOMERS[-1]["id"]
# Add 1 to whatever that number is
new_id = max_id + 1
# Add an `id` property to the location dictionary
customer["id"] = new_id
# Add the location dictionary to the list
CUSTOMERS.append(customer)
# Return the dictionary with `id` property added
return customer
def delete_customer(id):
# Initial -1 value for customer index, in case one isn't found
customer_index = -1
# Iterate the CUSTOMERS list, but use enumerate() so that you
# can access the index value of each item
for index, customer in enumerate(CUSTOMERS):
if customer["id"] == id:
# Found the customer. Store the current index.
customer_index = index
# If the customer was found, use pop(int) to remove it from list
if customer_index >= 0:
CUSTOMERS.pop(customer_index)
views/employees_requests
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views/employees_requests.py
+124
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@@ -0,0 +1,124 @@
EMPLOYEES = [
{
"id": 1,
"name": "Jessica Younker",
"email": "jessica@younker.com",
"employee": True
},
{
"id": 2,
"name": "Jordan Nelson",
"email": "jordan@nelson.com",
"employee": True
},
{
"id": 3,
"name": "Zoe LeBlanc",
"email": "zoe@leblanc.com",
"employee": True
},
{
"name": "Meg Ducharme",
"email": "meg@ducharme.com",
"id": 4,
"employee": True
},
{
"name": "Hannah Hall",
"email": "hannah@hall.com",
"id": 5,
"employee": True
},
{
"name": "Emily Lemmon",
"email": "emily@lemmon.com",
"id": 6,
"employee": True
},
{
"name": "Jordan Castelloe",
"email": "jordan@castelloe.com",
"id": 7,
"employee": True
},
{
"name": "Leah Gwin",
"email": "leah@gwin.com",
"id": 8,
"employee": True
},
{
"name": "Caitlin Stein",
"email": "caitlin@stein.com",
"id": 9,
"employee": True
},
{
"name": "Greg Korte",
"email": "greg@korte.com",
"id": 10,
"employee": True
},
{
"name": "Charisse Lambert",
"email": "charisse@lambert.com",
"id": 11,
"employee": True
},
{
"name": "Madi Peper",
"email": "madi@peper.com",
"id": 12,
"employee": True
},
{
"name": "Jenna Solis",
"email": "jenna@solis.com",
"id": 14,
"employee": True
},
]
def get_all_employees():
return EMPLOYEES
def get_single_employee():
requested_employee = None
for employee in EMPLOYEES:
if EMPLOYEES["id"] == id:
requested_EMPLOYEE = employee
return requested_employee
def create_employee(employee):
# Get the id value of the last location in the list
max_id = EMPLOYEES[-1]["id"]
# Add 1 to whatever that number is
new_id = max_id + 1
# Add an `id` property to the location dictionary
employee["id"] = new_id
# Add the location dictionary to the list
EMPLOYEES.append(employee)
# Return the dictionary with `id` property added
return employee
def delete_employee(id):
# Initial -1 value for employee index, in case one isn't found
employee_index = -1
# Iterate the EMPLOYEES list, but use enumerate() so that you
# can access the index value of each item
for index, employee in enumerate(EMPLOYEES):
if employee["id"] == id:
# Found the employee. Store the current index.
employee_index = index
# If the employee was found, use pop(int) to remove it from list
if employee_index >= 0:
EMPLOYEES.pop(employee_index)
views/location_requests
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views/location_requests.py
+56
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@@ -0,0 +1,56 @@
LOCATIONS = [
{
"id": 1,
"name": "Nashville North"
},
{
"id": 2,
"name": "Nashville South"
}
,
]
def get_all_locations():
return LOCATIONS
def get_single_location():
requested_location = None
for location in LOCATIONS:
if location["id"] == id:
requested_location = location
return requested_location
def create_location(location):
# Get the id value of the last location in the list
max_id = LOCATIONS[-1]["id"]
# Add 1 to whatever that number is
new_id = max_id + 1
# Add an `id` property to the location dictionary
location["id"] = new_id
# Add the location dictionary to the list
LOCATIONS.append(location)
# Return the dictionary with `id` property added
return location
def delete_location(id):
# Initial -1 value for location index, in case one isn't found
location_index = -1
# Iterate the LOCATIONS list, but use enumerate() so that you
# can access the index value of each item
for index, location in enumerate(LOCATIONS):
if location["id"] == id:
# Found the location. Store the current index.
location_index = index
# If the location was found, use pop(int) to remove it from list
if location_index >= 0:
LOCATIONS.pop(location_index)