tmux-kanagawa/scripts/weather.sh

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#!/usr/bin/env bash
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fahrenheit=$1
load_request_params()
{
city=$(curl -s https://ipinfo.io/city 2> /dev/null)
region=$(curl -s https://ipinfo.io/region 2> /dev/null)
}
fetch_weather_information()
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{
display_weather=$1
# it gets the weather condition textual name (%C), the temperature (%t), and the location (%l)
curl -sL curl wttr.in\?format="+%C+%t$display_weather"
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}
#get weather display
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display_weather()
{
if $fahrenheit; then
display_weather='&u' # for USA system
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else
display_weather='&m' # for metric system
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fi
weather_information=$(fetch_weather_information $display_weather)
weather_condition=$(echo $weather_information | awk '{print $1;}') # Sunny, Snow, etc
temperature=$(echo $weather_information | awk '{print $2;}') # +31°C, -3°F, etc
unicode=$(forecast_unicode $weather_condition)
echo "$unicode ${temperature/+/}" # remove the plus sign to the temperature
}
forecast_unicode()
{
weather_condition=$1
if [[ $weather_condition =~ 'Snow' ]]; then
echo '❄ '
elif [[ (($weather_condition =~ 'Rain') || ($weather_condition =~ 'Shower')) ]]; then
echo '☂ '
elif [[ (($weather_condition =~ 'Overcast') || ($weather_condition =~ 'Cloud')) ]]; then
echo '☁ '
elif [[ $weather_condition = 'NA' ]]; then
echo ''
else
echo '☀ '
fi
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}
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main()
{
load_request_params
# process should be cancelled when session is killed
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if ping -q -c 1 -W 1 ipinfo.io &>/dev/null; then
echo "$(display_weather) $city, $region"
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else
echo "Location Unavailable"
fi
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}
#run main driver program
main