dotfiles/scripts/.local/bin/forecast

#!/bin/sh
set -e

owm(){
    # IPINFO=$(curl -s ipinfo.io/loc)
    # LAT=$(echo $IPINFO | cut -d, -f1 | cut -d. -f1)
    # LON=$(echo $IPINFO | cut -d, -f2 | cut -d. -f1)
    CITY=$(curl -s ipinfo.io/city)
    APPID="fd68c0fe7951f5ab7e24a240eb0942b8"

    http get http://api.openweathermap.org/data/2.5/forecast\?APPID\=${APPID}\&q="${CITY}"\&units\=metric
}

format_weather(){
    case $WEATHER in
     "Clear")
         [ $(date +%H) -gt 06 -a $(date +%H) -lt 18 ] &&
         WEATHER="" ||
         WEATHER=""
         ;;
     "Clouds")
         WEATHER=""
         ;;
     "Rain"|"Drizzle")
         WEATHER=""
         ;;
     "Mist")
         WEATHER=""
         ;;
     "Snow")
         WEATHER=""
         ;;
     "Thunderstorm")
         WEATHER=""
         ;;
    esac
}

owm_long(){
    FORECAST=$(owm)
    TEMP=$(echo $FORECAST | jq -r ".list[0].main.temp")
    WEATHER=$(echo $FORECAST | jq -r ".list[0].weather[0].main")
    format_weather

    MIN=$(echo $FORECAST | jq -r ".list[2].main.temp_min" |
        perl -pe 's/(\d*)\.\d*/\1/')
    MAX=$(echo $FORECAST | jq -r ".list[2].main.temp_max" |
        perl -pe 's/(\d*)\.\d*/\1/')

    text="$MIN $MAX  $TEMP°C $WEATHER"

    echo "$text"
}

owm_short(){
    FORECAST=$(owm)
    TEMP=$(echo $FORECAST | jq -r ".list[0].main.temp" |
        perl -pe 's/(\d*)\.\d*/\1/')
    WEATHER=$(echo $FORECAST | jq -r ".list[0].weather[0].main")
    format_weather

    text="$TEMP°C $WEATHER"

    echo "$text"
}

wttrin(){
    local request="wttr.in/${1-Caxias}?QF"
    [ "$(tput cols)" -lt 125 ] && request+='n'
    curl -sH "Accept-Language: ${LANG%_*}" --compressed "$request"
}

if [ "$1" == "full" ]
then
    wttrin
elif [ "$1" == "short" ]
then
    owm_short
else
    owm_long
fi