import requests
import math
import sys
import iconSelector as iconSelect
import os

currentDirectory = os.getcwd()
CDHardcode = "/home/nclanceman/tools/weather"

try:
    stationName = sys.argv[1]
except IndexError:
    # if no argument given, default to Hartsfield Jackson International Airport (KATL)
    stationName = "KATL"


# Rounds decimals up or down
def rounding(num):
    test = num % 1
    result = 0

    if (test >= 0.5):
        result = math.ceil(num)
    else:
        result = math.floor(num)

    return result


def convertToF(num):
    return (((num * 9) / 5) + 32)


def convertToMPH(num):
    return num * 0.621371


def convertCompass(num):
    if num in range(338, 360, 1) or num in range(0, 23, 1):
        return "N"
    elif num in range(23, 68, 1):
        return "NE"
    elif num in range(68, 113, 1):
        return "E"
    elif num in range(113, 158, 1):
        return "SE"
    elif num in range(158, 203, 1):
        return "S"
    elif num in range(203, 248, 1):
        return "SW"
    elif num in range(248, 293, 1):
        return "W"
    elif num in range(293, 338, 1):
        return "NW"
    else:
        return "error"


def tooltipPrinter(r_dict):
    info = r_dict['properties']
    # Print station name, temp, humidity, wind speed, wind direction
    stationName = f"Station Name: {info['stationName']}"
    condition = f"Current Condition: {info['textDescription']}"
    temp = f"Temp: {rounding(convertToF(info['temperature']['value']))} F"
    humidity = f"Humidity: {rounding(info['relativeHumidity']['value'])}%"
    # If no windSpeed, NWS returns "None".
    if (not info['windSpeed']['value']):
        windSpeed = 0
        windDirection = 0
    else:
        windSpeed = rounding(convertToMPH(info['windSpeed']['value']))
        windDirection = info['windDirection']['value']

    windData = f"Wind: {windSpeed} MPH, {convertCompass(windDirection)}, {windDirection} degrees"
    precipitation = f"Precipitation (3 Hrs.): {info['precipitationLast3Hours']['value']}"
    result = f"<tool>{stationName}\n{condition} \n{temp} \n{windData} \n{humidity} \n{precipitation}</tool>"

    return result

# Results at Hector Field - Fargo Int'l Airport
# request_addr = "https://api.weather.gov/stations/KFAR/observations/latest"
# Results at Dothan Regional Airport
# request_addr = "https://api.weather.gov/stations/KDHN/observations/latest"


request_addr = f"https://api.weather.gov/stations/{stationName}/observations/latest"

try:
    r = requests.get(request_addr)
except Exception as err:
    print("<txt>No Connection</txt>")
    print(f"<tool>Error Detected: /n {err}</tool>")
else:
    if r.status_code != 200:
        print("<txt>No Connection to NWS</txt>")
    else:
        request_json = r.json()
        temp = convertToF(request_json["properties"]["temperature"]["value"])
        roundedTemp = rounding(temp)
        condition = request_json["properties"]["textDescription"]
        timeOfDay = request_json['properties']['icon'].split("/")[5]
        weatherIcon = iconSelect.parseDescription(condition)
        weatherIconImage = currentDirectory +\
            iconSelect.imageSelector(weatherIcon, timeOfDay)
        # print(f"<txt> \u2601 {condition}, {roundedTemp} F</txt>")
        print(
            f"<img>{weatherIconImage}</img><txt> {roundedTemp}F</txt>")
        print(tooltipPrinter(request_json))