$name_num_collection

import requests
import json

# this url is the url that you'll be using for the api
initialUrl = "https://frc-api.firstinspires.org/v3.0/2019/teams"
url = initialUrl

# this authentication is your username and token/password
authentication = ("rachelchen19", "36c1ffcb-763b-4694-a58f-75efa996c0c9")

# requiredHeaders is a test run
requiredHeaders = {"If-Modified-Since": "Mon, 20 Dec 2021 07:28:00 GMT", "Content-Type": "application/json"}

# THIS HEADER IS REQUIRED IN ORDER TO CREATE A SESSION AND MAKE SURE ALL THE APIS WORK
testHeaders = {"Accept" : "application/json, text/javascript, */*; q=0.01", 
                                         "X-Requested-With": "XMLHttpRequest", 
                                         "Referer": "https://frc-api.firstinspires.org/", 
                                         "Host": "frc-api.firstinspires.org"}

# THIS HEADER MAY OR MAY NOT BE NECESSARY
# REMEMBER THAT USER AGENT IS DIFFERENT FOR DIFFERENT COMPUTER SYSTEMS
# (so do a quick user agent lookup in google)
user_agent = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36"}

### THE FOLLOWING WERE USED TO TROUBLESHOOT ###
# requiredHeaders.update(user_agent)
# requiredHeaders.update(testHeaders)
# print(requiredHeaders)
# print()
# print(testHeaders)

# creating a session (making sure cookies are working properly or else 
with requests.Session() as session:
    # setting the session headers equal to the user_agent (identification)
    session.headers = user_agent

    # establishes/initializes cookies
    session.get("https://frc-api.firstinspires.org/")

    # THIS ACCESSES THE DATA THAT YOU WANT FROM THE ABOVE URL USING YOUR AUTHENTICATION INFO
    # AND THE HEADERS (that are required for the cookie/session) ESTABLISHED ABOVE
    
    response = session.get(url, auth=authentication, headers=testHeaders)

    # this prints the status of the get request directly above. 200 = good.
    # 401 = authentication not accepted
    # 501 = api webpage/url does not exist or does nothing
    print(response)

    ### MORE COMMANDS TO TEST/DEBUG ###
    # print(response.text)
    # print(response.json())

    # IF THERE IS AN ISSUE IT MEANS THE GET REQUEST GIVES YOU AN EMPTY STRING WHICH
    # IS THE SAME PROBLEM AS BEFORE. IF YOU ALSO GET A 200 REQUEST STATUS THEN THATS BAD
    # stuff is set equal to the json format of the data collected
    stuff = response.json()
    pageTotal = stuff["pageTotal"]

    # print(stuff["teams"])

    # print(stuff["teams"][0]["nameShort"])
    # prints the total number teams there are to cross check

    print("There are a total of " + str(stuff["teamCountTotal"]) + " teams")

    # PRINTS ALL OF THE TEAM NAMES AND READS FROM THE JSON
    count = 1

    # creates a txt file
    with open('nameandnum.txt', 'w', encoding='utf-8') as f:

        # flips through pages
        for i in range(1, pageTotal + 1):
            url = initialUrl + "?page=" + str(i)
            response = session.get(url, auth=authentication, headers=testHeaders)
            stuff = response.json()

            # flips through each line on each page

            for s in stuff["teams"]:
                f.write(s["nameShort"] + " " + str(s["teamNumber"]) + "\n")
                # print(s["nameShort"] + " " + str(s["teamNumber"]))
                count += 1