#!/bin/zsh
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alias ls='ls --color=auto --group-directories-first'

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_TTY_LOAD_COLORSCHEME() {
	[[ "$TERM" =~ ^linux$ ]] || return 0

	local TARGET="$HOME/.config/wryn/tty-colorscheme"
	[ ! -f $TARGET ] && TARGET="$DOTWRYN/colorschemes/kitty.main"
	
	local PARSE() {
		grep "$1" $TARGET | awk '{print $2}' | sed 's/ //g; s/#//g' | tr '[:lower:]' '[:upper:]'
	}
	
	/bin/echo -e "\
		\e]P0$(PARSE '^background ')
		\e]P1$(PARSE '^color1 ')
		\e]P2$(PARSE '^color2 ')
		\e]P3$(PARSE '^color3 ')
		\e]P4$(PARSE '^color4 ')
		\e]P5$(PARSE '^color5 ')
		\e]P6$(PARSE '^color6 ')
		\e]P7$(PARSE '^foreground ')
		\e]P8$(PARSE '^color9 ')
		\e]P9$(PARSE '^color10 ')
		\e]PA$(PARSE '^color11 ')
		\e]PB$(PARSE '^color12 ')
		\e]PC$(PARSE '^color13 ')
		\e]PD$(PARSE '^color14 ')
		\e]PE$(PARSE '^color7 ')
		\e]PF$(PARSE '^color15 ')
	"
	clear
}
_TTY_LOAD_COLORSCHEME

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alias kitty-change-colorscheme='CHANGE_COLORSCHEME kitty main'
alias kitty-change-colorscheme-alternate='CHANGE_COLORSCHEME kitty alternate'
alias tty-change-theme='CHANGE_COLORSCHEME tty'

CHANGE_COLORSCHEME () {
	local TYPE="$1"
	local TARGET_LINK EXTRA_OPTIONS
	case $TYPE in
		tty )
			TARGET_LINK="$HOME/.config/wryn/tty-colorscheme"
			EXTRA_OPTIONS=(default)
			;;
		kitty )
			TARGET_LINK="$DOTWRYN/colorschemes/kitty.$2"
			EXTRA_OPTIONS=()
			;;
	esac
	local COLORSCHEMES=($(cd $DOTWRYN/colorschemes; ls *.conf) $EXTRA_OPTIONS)
	local COLORSCHEME=$(\
		echo $COLORSCHEMES | sed 's/\s\+/\n/g' | sort -u \
		| sed 's/\.conf//g; s/^./\U&/; s/-\(.\)/\U\1/g; s/^Default/& (use kitty theme)/' \
		| fzf -i --height=50% --reverse --prompt 'select a theme : ' \
		| sed 's/^./\L&/; s/[A-Z]/-\L&/g'
	)

	case $COLORSCHEME in
		'' ) return 1 ;;
		default* ) ;;
		* )
			COLORSCHEME="$DOTWRYN/colorschemes/$COLORSCHEME.conf"
			[ ! -f $COLORSCHEME ] && { echo "no such theme">&2; return 2; }
			;;
	esac

	rm -- $TARGET_LINK >/dev/null 2>&1
	ln -s $COLORSCHEME $TARGET_LINK

	echo "'$TYPE' theme changed successfully! (effective on new session)"
	_TTY_LOAD_COLORSCHEME
}

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