main.py

import json
import requests
import datetime
import sys


icon = {
  "50":"陽光充沛",
  "51":"間有陽光",
  "52":"短暫陽光",
  "53":"間有陽光幾陣驟雨",
  "54":"短暫陽光有驟雨",
  "60":"多雲",
  "61":"密雲",
  "62":"微雨",
  "63":"雨",
  "64":"大雨",
  "65":"雷暴",
  "70":"天色良好",
  "71":"天色良好",
  "72":"天色良好",
  "73":"天色良好",
  "74":"天色良好",
  "75":"天色良好",
  "76":"大致多雲",
  "77":"天色大致良好",
  "80":"大風",
  "81":"乾燥",
  "82":"潮濕",
  "83":"霧",
  "84":"薄霧",
  "85":"煙霞",
  "90":"熱",
  "91":"暖",
  "92":"涼",
  "93":"冷"
}


heat_stress_warning_level = {
  "AMBER" : "黃色工作暑熱警告",
  "RED" : "紅色工作暑熱警告",
  "BLACK" : "黑色工作暑熱警告",
}



def get_weather_data(datatype):
  res = requests.get(f"https://data.weather.gov.hk/weatherAPI/opendata/weather.php?dataType={datatype}&lang=tc")
  data=json.loads(res.text)
  return data


def dateprocess(str,dash=False,leading_zero = False):
  if dash == False:
    year = str[0:4]
    month = str[4:6]
    day = str[6:9]
    time = 0

  elif dash == True:
    year = str[0:4]
    month = str[5:7]
    day = str[8:10]
    time = str[11:16]
  
  if leading_zero == False:
    if month[0] == "0":
      month = month[1]

    if day[0] == "0":
      day = day[1]

  return year,month,day,time


# 工作暑熱警告
def heat_stress_warning():
  res = requests.get(f"https://data.weather.gov.hk/weatherAPI/opendata/hsww.php?lang=tc")
  data=json.loads(res.text)
  
  if bool(data) == True: # 判斷是否有值
    data = data["hsww"]
    if data["actionCode"] == "CANCEL":
      time = dateprocess(data["effectiveTime"],True)[3]
      print(f'工作暑熱警告已於 {time} 取消。')

    elif data["actionCode"] == "ISSUE":
      print("工作暑熱警告：")
      print(f'\t警告級別：{heat_stress_warning_level[data["warningLevel"]]}')
      effective_time = dateprocess(data["effectiveTime"],True)[3]
      issue_time = dateprocess(data["issueTime"],True)[3]
      print(f'\t生效時間：{effective_time}')
      print(f'\t發出時間：{issue_time}')


def weather_report_info():
  data = get_weather_data("rhrread")

  # 天氣圖標
  print("天氣概況：",end="")
  for i in range(len(data["icon"])):
    print(icon[str(data["icon"][i])],end=" ")
  print("\n")

  heat_stress_warning()

  # 特別天氣提示
  if "specialWxTips" in data:
    if data["specialWxTips"] != "":
      for i in range(len(data["specialWxTips"])):
        print(f'特別天氣提示：{data["specialWxTips"][i]}\n')
  
  # 熱帶氣旋位置  
  if "tcmessage" in data:
    if data["tcmessage"] != "":
      for i in range(len(data["tcmessage"])):
        print(data["tcmessage"][i],'\n')

  # 警告信息
  if data["warningMessage"] != "": # 判斷是否爲空字串
    for i in range(len(data["warningMessage"])):
      print(f'警告信息：{data["warningMessage"][i]}')
    print()


  # 溫度
  print("溫度：")
  for i in range(26):
    print(f'\t{data["temperature"]["data"][i]["place"]}：{data["temperature"]["data"][i]["value"]}°C')

  print("-"*20,"\n")

  # 濕度
  print(f'濕度：{data["humidity"]["data"][0]["value"]}%\n')

  # 雨量
  start_time_rain = dateprocess(data["rainfall"]["startTime"],True)
  end_time_rain = dateprocess(data["rainfall"]["endTime"],True)
  rain = False


  for k in range(0,18): # 判断全港是否有雨
      if data["rainfall"]["data"][k]["main"] == "FALSE" and data["rainfall"]["data"][k]["max"] != 0 :
        rain = True

  if rain == True:

      #暴雨警告提醒      
    if "rainstormReminder" in data:
      if data["rainstormReminder"] != "":
          print(f'暴雨警告提醒:{data["rainstormReminder"]}\n')
    print(f"雨量（時間：{start_time_rain[3]} - {end_time_rain[3]}）：")

    for k in range(0,18):
        if data["rainfall"]["data"][k]["main"] == "FALSE" and data["rainfall"]["data"][k]["max"] != 0 :
          if "min" in data["rainfall"]["data"][k]:
            print(f'\t{data["rainfall"]["data"][k]["place"]}：{data["rainfall"]["data"][k]["min"]}mm - {data["rainfall"]["data"][k]["max"]}mm')
          else:
            print(f'\t{data["rainfall"]["data"][k]["place"]}：{data["rainfall"]["data"][k]["max"]}mm')
        else:
          print(f'\t{data["rainfall"]["data"][k]["place"]}：無雨')
    print("-"*20,"\n")

  else:
    print("全港無雨")


  # 紫外線指數
  if data["uvindex"] != "":
    print(f'紫外線指數：{data["uvindex"]["data"][0]["value"]}（{data["uvindex"]["data"][0]["desc"]}）\n')

  # 閃電
  if "lightning" in data:
    if data["lightning"] != "":

      start_time_lightning = dateprocess(data["lightning"]["startTime"],True)[3]
      end_time_lightning = dateprocess(data["lightning"]["endTime"],True)[3]

      print(f"閃電（時間：{start_time_lightning} - {end_time_lightning}）：")

      for i in range(len(data["lightning"]["data"])):
        if data["lightning"]["data"][i]["occur"] == "true":
          print(f'\t{data["lightning"]["data"][i]["place"]}')
      
      print("\n","-"*20,"\n")
  update_time = dateprocess(data["updateTime"],True)
  print(f"\n更新時間：{update_time[0]} 年 {update_time[1]} 月 {update_time[2]} 日 {update_time[3]}")

  print('\n','='*20,'\n')



def weather_forecast_info(data,date,full=0):

  if full == 0: # 判斷是否獲取九天天氣預報，避免重複輸出
    update_time = dateprocess(data["updateTime"],True)
    print(f'更新時間：{update_time[0]} 年 {update_time[1]} 月 {update_time[2]} 日 {update_time[3]}\n')
    print("天氣概況：",data['generalSituation'],"\n")

  weather_forecast = data["weatherForecast"][date]
  
  # 轉換時間戳
  year = int(dateprocess(weather_forecast["forecastDate"])[0])
  month = int(dateprocess(weather_forecast["forecastDate"])[1])
  day = int(dateprocess(weather_forecast["forecastDate"])[2])
  
  
  print(f'{year} 年 {month} 月 {day} 日 ({weather_forecast["week"]})')
  print(f'風：{weather_forecast["forecastWind"]}')
  print(f'天氣：{weather_forecast["forecastWeather"]}  ({icon[str(weather_forecast["ForecastIcon"])]})')
  print(f'最高溫度：{weather_forecast["forecastMaxtemp"]["value"]}°C')
  print(f'最低溫度：{weather_forecast["forecastMintemp"]["value"]}°C')
  print(f'相對濕度：{weather_forecast["forecastMinrh"]["value"]}% - {weather_forecast["forecastMaxrh"]["value"]}% ')
  print(f'降雨概率：{weather_forecast["PSR"]}')
  print("-"*20,"\n")

def all_freocast_info(data):
  for i in range(0,9):
    weather_forecast_info(data,i,i)

while True:
  print("""
選項：\n
  [0]: 退出程序;\n
  [1]: 天氣報告；\n
  [2]: 天氣預報；\n
  提示：只需輸入數字部分。
  """)

  try:
    command = int(input("指令："))

  except:
    print("請按指令輸入。")
    continue
  print('='*20,"\n")

  if command == 0:
    sys.exit()

  elif command == 1:
    print("天氣報告：\n")
    weather_report_info()

  elif command == 2:
    data = get_weather_data("fnd")

    print("""
天氣預報：\n
  [0]: 返回上一頁;\n
  [1]: 獲取 9 天全部天氣預報；\n
  [2]: 獲取九天内指定日期的天氣預報；\n
    """)

    try:
      command = int(input("指令："))

    except:
      print("請按指令輸入。")
      continue
    print()
    

    if command == 0:
      continue

    elif command == 1:
      all_freocast_info(data)

    elif command == 2:
      try:
        date = int(input("第幾天："))

        while date <= 0 or date > 9:
          print("請輸入 1-9\n")
          date = int(input("第幾天："))

      except:
        print("請輸入 1-9\n")
        continue

      print("\n九天天氣預報：\n")
      weather_forecast_info(data,date-1)

    
    else:
      print("請按指令輸入。")
      continue