commented.py

import urllib.parse
import requests

main_api = "https://www.mapquestapi.com/directions/v2/route?"
key = ""


def show_error(status, message):
    print('******************************************')
    print(f'Status Code: {str(status)}; {message}')
    print('******************************************\n')

# [value] = value ng cell
# [longest_str] = longest string sa isang row
# [last] = string na pwede idagdag sa huli ng cell
# mag ge-generate ito ng row na may complete whitespaces para pantay
def row_builder(value, longest_str, last=""):
    return f'{value}{" " * ((longest_str) - len(value))}{last}'


while True:
    orig = input("Starting Location: ")
    if orig in ["q", "orig"]:
        break
    dest = input("Destination: ")
    if dest in ["q", "quit"]:
        break
    url = main_api + urllib.parse.urlencode({
        "key": key,
        "from": orig,
        "to": dest,
    })
    print("URL: " + url)
    json_data = requests.get(url).json()
    json_status = json_data["info"]["statuscode"]
    if json_status == 0:
        kms = []
        narratives = []
        # [1] ilagay lahat ng direction (narratives) at distance sa isang list
        for route in json_data["route"]["legs"][0]["maneuvers"]:
            kms.append(f' {str("{:.2f}".format((route["distance"]) * 1.61))} km  ')
            narratives.append(f' {route["narrative"]}  ')
        # [2] kunin yung may pinakamahabang length at istore sa variable
        longest_narrative_str = len(max(narratives, key=len))
        longest_kms = len(max(kms, key=len))
        # [3] info = 1st column
        info = [
            " Trip Duration ",
            " Kilometers ",
            " Fuel Used (Ltr) ",
        ]
        # [4] values = 2nd column
        values = [
            f' {json_data["route"]["formattedTime"]}  ',
            f' {str("{:.2f}".format((json_data["route"]["distance"]) * 1.61))}  ',
            f' {str("{:.2f}".format((json_data["route"]["fuelUsed"]) * 3.78))}  ',
        ]
        # same process ng sa [2]
        longest_info = len(max(info, key=len))
        longest_values = len(max(values, key=len))
        print(f'API Status: {str(json_status)} = A successful route call')
        # [5] table1 1st table na magegenerate, nilagay ko sa variable [table1_corner] kase tatlong beses ko sya tatawagin. ang p-print nito ay yung table header
        # + ---------+------+
        # | name     | value|
        # + ---------+------+
        table1_corner = f'+{"-" * longest_info}+{"-" * longest_values}+'
        print(table1_corner)
        print(f'|{row_builder(" Name", longest_info)}|{row_builder(" Value", longest_values)}|')
        print(table1_corner)
        # [6] etong for loop, dito yung pag print ng rows
        for i in range(0, len(info)):
            print(f'|{row_builder(info[i], longest_info)}|{row_builder(values[i], longest_values)}|')
        print(table1_corner)
        # [7] table2 eto yung second table na may directions at distance na kinuha sa [1] at [2], same logic ng [5]
        table2_corner = f'+{"-" * longest_kms}+{"-" * longest_narrative_str}+'
        print(table2_corner)
        print(f'|{row_builder(" Distance", longest_kms)}|{row_builder(" Directions", longest_narrative_str)}|')
        print(table2_corner)
        # same ng [6]
        for i in range(0, len(kms)):
            print(f'|{row_builder(kms[i], longest_kms)}|{row_builder(narratives[i], longest_narrative_str)}|')
        print(table2_corner)
    elif json_status == 402:
        show_error(json_status, "Invalid user inputs from one or both location")
    elif json_status == 611:
        show_error(json_status, "Missing an entry for one or both locations")
    else:
        print('************************************************************')
        print(f'FOr Status Code: {str(json_status)}; Refer to:')
        print('https://developer.mapquest.com/documentation/directions-api/status-codes')
        print('*************************************************************\n')