144 lines
4.0 KiB
Bash
Executable File
144 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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usage() {
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cat <<EOF
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Usage: wttr [-s] [-d] [-u] [-i] [-f] [-h]
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Queries the weather and outputs it in a Nerd Font compaitable way
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Options:
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-p, --print print the current weather information
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-s, --setloc=<LOC> change location used for wttr.in query
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will use IP if left blank
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-d, --disploc=<LOC> show location used in query
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-f, --force force refresh weather data
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-h, --help Show this help message
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EOF
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}
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WORKING_DIR="$HOME/.local/share/weather"
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WEATHER_FILE="$WORKING_DIR/.weather"
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SYMBOL_FILE="$WORKING_DIR/symbols.json"
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# timeout in seconds
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TIMEOUT=60
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get_wttr() {
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if [[ -n "$ZONE_URL" && -z "$UPDATE" ]] ; then
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# will default to IP
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set_location
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fi
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if [[ -z "$ZONE_URL" || -n "$UPDATE" ]] ; then
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# getting grid points if update or zone is empty
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url="https://api.weather.gov/points/$LATITUDE,$LONGITUDE"
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GRID=$(curl --silent -fL "$url")
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query="{\
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station: .properties.observationStations,\
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city: .properties.relativeLocation.properties.city,\
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state: .properties.relativeLocation.properties.state}"
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res=$(echo "$GRID" | gojq "$query")
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CITY=$(echo "$res" | gojq '.city')
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STATE=$(echo "$res" | gojq '.state')
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STATION_URL=$(echo "$res" | gojq '.station' | tr -d '"')
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OBSERVATION_URL=$(curl --silent -fL "$STATION_URL" | gojq '.observationStations[0]' | tr -d '"')
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fi
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WEATHER=$(curl --silent -fL "$OBSERVATION_URL/observations/latest" | gojq '.features[]')
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echo "$WEATHER" | gojq '.'
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query="{\
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temp: .temperature.value,\
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humidity: .relativeHumidity.value,\
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icon: .icon}"
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PARSED=$(echo "$WEATHER" | gojq "$query")
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TEMP=$(echo "$PARSED" | gojq '.temp')
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# C -> F, unit check eventually
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TEMP=$(echo "$TEMP * (9/5) + 32" | bc -l)
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HUMIDITY=$(echo "$PARSED" | gojq '.humidity')
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#echo "$PARSED" | gojq '.'
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TOD=$(echo "$PARSED" | gojq '.icon' | awk -F / '{print $6}')
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ICON=$(echo "$PARSED" | gojq '.icon' | awk -F / '{print $7}' | awk -F ? '{print $1}')
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EXPIRATION=$(($(date +%s) + $TIMEOUT))
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printf 'TEMP=%s\nHUMIDITY=%s\nICON=%s\nLOCATION=%s\nZONE_URL=%s\nCITY=%s\nSTATE=%s\nTOD=%s\nEXPIRATION=%s\n' "$TEMP" "$HUMIDITY" "$ICON" "$LOCATION" "$ZONE_URL" "$CITY" "$STATE" "$TOD" "$EXPIRATION" > "$WEATHER_FILE"
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}
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set_location() {
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# updates location of weather query to $new_loc, can be empty
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LOCATION="$1"
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UPDATE="true"
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url="https://v2.wttr.in/$LOCATION?format=j1"
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query="{\
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lat: .nearest_area[0].latitude,\
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lon: .nearest_area[0].longitude}"
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WTTR=$(curl --silent -fL "$url" | gojq "$query")
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# Grabbing env vars
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LATITUDE=$(echo "$WTTR" | gojq '.lat' | tr -d ' "')
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LONGITUDE=$(echo "$WTTR" | gojq '.lon' | tr -d ' "')
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get_wttr
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}
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display_location() {
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# updates location to display to $disp_loc
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printf 'Searching %s, (%s, %s)\n' "$LOCATION" "$CITY" "$STATE"
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}
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load_wttr() {
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# loads and checks weather
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# load env, error on new install
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source "$WEATHER_FILE" 2>/dev/null
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# check for expiration
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if [[ $(date +%s) -ge $EXPIRATION ]] ; then
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get_wttr
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fi
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}
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print_wttr() {
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# stripping and reformatting quotations
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if [[ -n "$TOD" && -n "$ICON" ]] ; then
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query=$(printf '.%s.%s' $TOD $ICON)
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SYMBOL=$(cat "$SYMBOL_FILE" | gojq "$query" | tr -d '"')
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fi
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UNIT=$(echo -e "\ufa04")
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HUMID_SYMB=$(echo -e "\ue373")
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printf '%s %.1f%s %0.1f %s in %s, %s\n' "$SYMBOL" "$TEMP" "$UNIT" "$HUMIDITY" "$HUMID_SYMB" "$CITY" "$STATE"
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}
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load_wttr
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while [[ "$1" != "" ]]; do
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case $1 in
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-h | --help)
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usage
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;;
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-p | --print)
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print_wttr
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;;
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-s | --setloc)
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shift
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set_location "$1"
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;;
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-d | --disploc)
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shift
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display_location
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;;
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-f | --force)
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get_wttr
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;;
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*)
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echo "Error: wttr $@"
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usage
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;;
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esac
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shift
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done
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