yt-boat-fish

#!/usr/bin/fish

# Variables to change colour of text on terminal
set -g g '\e[1;32m'
set -g y '\e[0;93m'
set -g r '\e[0m'

# Location of the queue and info files
set -g QF "$XDG_DATA_HOME/yt-boat/queue"
set -g IF "$XDG_DATA_HOME/yt-boat/info"

# Functions - These allow for less repeating of code which makes it easier to manage and to read
function OK # Prints a success message, from input, in green
	echo -e "$g$argv$r" 1>&2
end

function OK_EXIT # Prints a success message, from input, in green, then exits
	echo -e "$g$argv$r" 1>&2
	return 0
end

function ERR  # Prints an error message, from input or a default, in yellow, then exits
	echo -e "$y yt-boat: line $LINENO: Error: $argv:-"Unknown: Please submit an issue or contact me \
	as this is probably an error with the code itself"$r" 1>&2
	exit 1
end

function QUEUE # Shows the queue; containing titles, durations and video url's
	echo -e "There are $g$(wc -l $QF | cut -c 1)$r vidoes in the queue:" # Prints the number of url's in the queue, with the number in green
	echo -e $(cat $IF)
end

function HELP # Prints the help dialogue
	echo -e "Usage:\nyt-boat [option]\noptions:\n\
-a --add [url]                  Adds video the provided url to the queue\n\
-d --download                   Downloads videos in the queue\n\
-c --clear                      Clears the queue\n\
-q --queue                      Shows the urls in the queue\n\
-h --help                       Shows this help message\n\
\n\
In newsboat\n\
<macro> a Adds current video's url to queue\n\
<macro> d Downloads the urls in the queue\n\
<macro> c Clears the urls in the queue\n\
<macro> q Shows the urls in the queue\n\
<macro> h Shows this help message"
end

argparse -i -X 1 'a/add=+' 'd/download' 'c/clear' 'q/queue' 'h/help' 'hnb' 'qnb'  -- $argv
or return

# Options
if set -q _flag_a # Adds the url to the queue file
	for i in "$_flag_a"
		echo "$_flag_a" >> $QF
		echo -n "$(yt-dlp --no-warnings --ignore-config --print title,duration_string $_flag_a) $g$_flag_a$r\n" >> $IF
	end
	OK_EXIT "Videos added to queue"

else if set -q _flag_d # Provides the queue file as a url file to yt-dlp
	if yt-dlp -a "$QF"
		: > $QF
		: > $IF
		OK_EXIT "Videos downloaded"
	else
		ERR "Probably unsupported url or invalid format hardcoded in your yt-dlp config"
	end

else if set -q _flag_c # Clears the queue and info files, by overriding its contents with nothing
	if : > $QF && : > $IF
		OK_EXIT "Queue cleared"
	else
		ERR
	end

else if set -q _flag_q # Calls the queue function
	if QUEUE
		OK
	else
		ERR "Queue file may not exist, see FAQ's"
	end

else if set -q _flag_h # Calls the help function
	if HELP
		OK
	else
		ERR
	end

else if set -q _flag_hnb # Calls the help function but because newsboat runs macros in a different way as it is run on the terminal it needs to be passed through as the output of echo
	clear
	if echo -e "$(HELP)"
		OK "Press enter to go back to newsboat"
		read
		OK
	else
		ERR
	end

else if set -q _flag_qnb  # Calls the queue function but because newsboat runs macros in a different way as it is run on the terminal it needs to be passed through as the output of echo
	clear
	if echo -e "$(QUEUE)"
		OK "Press enter to go back to newsboat"
		read
		OK
	else
		ERR
	end
else
	echo -e "$y'$r$argv$y' is not a valid option$r" # Catches any mistaken command inputs and presents the available ones through the help dialoge
	HELP
end