#!/bin/sh

# The MIT License (MIT)
#
# Copyright © 2020-2025 pacman64
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the “Software”), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.


# nwf [place...]
#
# Nice Weather Forecast shows a weather forecast for the place (anywhere in
# the world) given, using ANSI styles to make things stand out.


# handle help options
case "$1" in
    -h|--h|-help|--help)
        awk '/^# +nwf /, /^$/ { gsub(/^# ?/, ""); print }' "$0"
        exit 0
    ;;
esac

printf "%s~%s\r\n\r\n" "$*" "$(($(tput cols) - 2))" |
curl --show-error -s telnet://graph.no:79 |
sed -u -E \
    -e 's/ *\r?$//' \
    -e '/^\[/d' \
    -e 's/^ *-= *([^=]+) +=- *$/\1\n/' \
    -e 's/-/\x1b[38;2;196;160;0m●\x1b[0m/g' \
    -e 's/^( +)\x1b\[38;2;196;160;0m●\x1b\[0m/\1-/g' \
    -e 's/\|/\x1b[38;2;52;101;164m█\x1b[0m/g' \
    -e 's/#/\x1b[38;2;218;218;218m█\x1b[0m/g' \
    -e 's/\^/\x1b[38;2;164;164;164m^\x1b[0m/g' \
    -e 's/\*/○/g' |
awk 1 |
less -JMKiCRS