#!/bin/sh

all () {
	fast
	clean
	[ "$hostname" != xyzpp ] && refl
	[ "$hostname" = xyzka ] && qb
	[ "$hostname" = xyzinsp ] && music
	if [ "$hostname" = xyzinsp ] || [ "$hostname" = xyzpp ]; then
		userjs
	fi
}

backup () {
	case "$hostname" in
		xyzinsp) backup_branch=master;;
		*) backup_branch=${hostname#xyz};;
	esac

	if [ "$hostname" = xyzinsp ]; then
		# Pull repos and branches from studio, so one more backup on insp or duplicity will backup to ka,for one more backup for 321 backup rule
		# cfgl master and pp branches already satisfy 321 rule. Here are three copies: 1. master/pp, 2. studio, 3. gitlab or alternative
		# But I still copy those on insp because one more copy will not hurt. And all my other data stil satisfy 3 copies without backup to gitlab, so why left out cfgl? Also it may be nice if I what to use that local dir for searching things.
		cd "$HOME/programs/config_local_arch" || exit 1
		git branch | awk '{print ($1=="*")?$2:$1}' | while read -r branch; do
			git checkout "$branch"
			git pull
			# Push ka branch to codeberg or any future alternative website for mirroring. Needed for public codes/data, considering my death may result in all copies on my computers being lost.
			[ "$branch" = ka ] && git push
		done
		# git checkout will change mtime, need to change back so rsync won't think it needs to backup these files
		# https://stackoverflow.com/q/1964470/9008720
		# https://stackoverflow.com/q/21735435/9008720
		# https://github.com/MestreLion/git-tools
		# aur/git-tools-git
		git restore-mtime

		(
			umask 077
			# backup ka cfgl
			sudo -E git -C /root/programs/config_local_arch_secrets_ka pull
			# backup studio cfgl
			sudo -E git -C /root/programs/config_local_arch_secrets pull
		)

		# rsync backup from studio to insp
		rsync -avPR --delete studio:/home/xyz/.config/qBittorrent :/home/xyz/.local/share/qBittorrent/BT_backup "$HOME/backup/studio"

	fi
	
	if [ "$hostname" = xyzinsp ] || [ "$hostname" = xyzstudio ]; then
		# rsync backup from ka
		rsync -avPR --delete ka:/home/xyz/.config/qBittorrent :/home/xyz/.local/share/qBittorrent/BT_backup "$HOME/backup/ka"
	fi

	if [ "$hostname" != xyzstudio ] && [ "$hostname" != xyzka ]; then
		# rsync backup to studio
		# --files-from make -a not imply -r, so need to specify explicitly
		rsync -avPRr --delete --files-from="$XDG_CONFIG_HOME/myconf/upd_rsync_files" / "studio:/home/xyz/backup/$backup_branch"
	fi

	if [ "$hostname" != xyzka ]; then
		# duplicity backup to ka
		# https://wiki.archlinux.org/title/Duplicity
		# Need // for absolute path, see manpage URL FORMAT section. If not use //, will store to /home/xyz/home/xyz/...
		# --files-from has a bug, this bug makes source url that is / not working while /home works, more see vq notes
		# --use-agent not working when ssh to pp and insp, works on insp, not sure why
		use_agent=
		[ "$hostname" = xyzinsp ] && use_agent='--use-agent'
		sudo duplicity --ssh-askpass $use_agent --encrypt-key 9790577D2BE328D46838117ED3F54FE03F3C68D6 --sign-key 05899270DF25BB1EEDF57BE824F769E5D08C9E9A --full-if-older-than 2Y --include /etc/.cfgs --include-filelist "/home/xyz/.config/myconf/upd_rsync_files" --exclude / / "sftp://xyz@xyzka.kyun.li//home/xyz/backup/$backup_branch"
	fi
}

clean () {
	if [ "$hostname" = xyzinsp ]; then
		nsxiv -c
		# my ways
		# -exec can't replace -execdir here
		find "$XDG_CACHE_HOME/nsxiv/" -depth -type d -empty -execdir rmdir -- '{}' \+
		# -exec can replace -execdir here
		#find "$XDG_CACHE_HOME/nsxiv/" -depth -type d -execdir rmdir --ignore-fail-on-non-empty -- '{}' \+
		# nsxiv man page way
		#find "$XDG_CACHE_HOME/nsxiv/" -depth -type d -empty ! -name '.' -exec rmdir -- '{}' \;

	fi

	if [ "$hostname" = xyzinsp ] || [ "$hostname" = xyzpp ]; then
		cd "$HOME/.mozilla/firefox/xxxxxxxx.fly/prefsjs_backups" || exit
		# https://stackoverflow.com/a/34862475/9008720
		ls -t | tail -n +11 | tr '\n' '\0' | xargs -0 rm --
		# https://unix.stackexchange.com/questions/92095/reset-atq-list-to-zero
		sudo systemctl stop atd
		echo 0 | sudo tee /var/spool/atd/.SEQ > /dev/null
		sudo systemctl start atd
		rm -rf "$XDG_VIDEOS_DIR/recordings/tmp/"
	fi

	paru -aSc --noconfirm
}

# basic daily stuff
fast () {
	pac
	misc
	[ "$hostname" != xyzka ] && backup
}

userjs () {
	kill $(pidof "$BROWSER")
	# change working dir for cleaner
	cd "$HOME/.mozilla/firefox/xxxxxxxx.fly" || exit
	arkenfox-cleaner -s
	arkenfox-updater -s
}

misc () {
	"$EDITOR" +PlugClean! +PlugUpdate +qa

	if [ "$hostname" = xyzinsp ] || [ "$hostname" = xyzpp ]; then
		tldr --update
	fi

	if [ "$hostname" = xyzinsp ]; then
		sudo hardcode-fixer
		ssh pp '[ -s "$HOME/.local/share/sdcv_history" ] && cat "$HOME/.local/share/sdcv_history" && rm "$HOME/.local/share/sdcv_history"' >> "$XDG_DATA_HOME/sdcv_history"
		awk '!a[$0]++' "$XDG_DATA_HOME/sdcv_history" | sponge "$XDG_DATA_HOME/sdcv_history"
		# temperory solution before find a way of using git submodule or subtree with `cfg -l`
		git -C "$HOME/.mozilla/firefox/xxxxxxxx.fly/chrome/firefox-csshacks" pull
		git -C "$XDG_DOCUMENTS_DIR/notes" commit --all -m 'update'
		git -C "$XDG_DOCUMENTS_DIR/notes" push
		git -C "$HOME/programs/reminders" commit --all -m 'update'
		git -C "$HOME/programs/reminders" push
		pass git push
	fi

	if [ "$hostname" = xyzpp ]; then
		git -C "$XDG_DOCUMENTS_DIR/notes" pull
		git -C "$HOME/programs/reminders" pull
		pass git pull
	fi
}

pac () {
	pacout="$(sudo pacman --noconfirm -Syu | tee /dev/tty)"
	pacpacs="$(echo "$pacout" | grep -m1 '^Packages' | cut -d' ' -f3-)"
	# Update rust toolchains before paru so paru can compile things in newest rust if needed.
	rustup update
	aurout="$(paru --color never --noconfirm -aSu --ignore libredwg-git,alacritty-git | tee /dev/tty)"
	aurpacs="$(echo "$aurout" | grep '^Aur' | cut -d' ' -f3-)"
	# /usr/share/libalpm/hooks/rebuild-detector.hook has a line `NeedsTargets` shows it maybe checkrebuild only upgraded packages by `printf 'zoom\nminiconda3' | checkrebuild` instead of maybe check all by `checkrebuild`, so I think query pacman hook will be faster than run another `checkrebuild`
	# notes about awk f=1 things see https://git.flylightning.xyz/public_archive_codes/tree/sh/mrt
	# about `/^(\(|:|=)/ {f=0}`:
	# - consider $aurout start with `^:: Looking for devel upgrades...` , rebuild-detector.hook maybe the last hook to run for $pacout
	# - consider ^(4/5), the hook is not the last
	# - consider paru `==> Making package: ...`, the hook maybe followed by this. Note: paru somehow still gives colro output even if I use --color never, so I can't check with ^=, so I choose to check with ==>
	checkrebuild_pacs="$(echo "$pacout$aurout" | awk '
	/^\([0-9]+\/[0-9]+\) Checking which packages need to be rebuilt$/ {f=1; next}
	/^(\(|:)|==>/ {f=0}
	f {
		if($2!~"zoom|miniconda3")
			printf("%s ",$2)
	}')"
	# part steal from aur comment
	# sometimes "ERROR: Failure while downloading": https://github.com/neovim/neovim/issues/15709
	# echo 1, printf 1 and yes 1 all works? not sure why
	# aur neovim-nightly-bin has some issue on 12/26/2021? switch to community repo neovim temporary
	#rm -rf ~/.cache/paru/clone/neovim-nightly-bin/ && echo 1 | PARU_PAGER=cat paru --rebuild --redownload neovim-nightly-bin
	if [ "$hostname" = xyzinsp ]; then
		case "$pacpacs" in
			*qt5-base*) echo 1 | PARU_PAGER=cat paru --rebuild qt5-styleplugins;;
		esac
		case "$pacpacs" in
			*qt6-base*) echo 1 | PARU_PAGER=cat paru --rebuild qt6-gtk2;;
		esac
	fi
	pacman -Qqme > "$XDG_CONFIG_HOME/myconf/pacman_Qqme"
	pacman -Qqne > "$XDG_CONFIG_HOME/myconf/pacman_Qqne"
	systemctl list-unit-files --state=enabled > "$XDG_CONFIG_HOME/myconf/sye"
	systemctl --user list-unit-files --state=enabled > "$XDG_CONFIG_HOME/myconf/syue"
	# pacdiff default use pacman database, so no need `sudo -E` for find, but will be a little bit slower
	# [^-] consider util-linux; \(^\|[^-]\) consider linux is the first package, ex: pacout is only 'linux-6.6.6'
	log="$log
updated pacman packages: $pacpacs
updated aur packages: $aurpacs
pacdiff: $(pacdiff -o | tr '\n' ' ')
checkrebuild: $checkrebuild_pacs
$(if echo "$pacpacs" | grep -q '\(^\|[^-]\)linux-\(megi-\)\?[0-9]'; then echo 'kernel upgraded, need reboot'; fi)
"
}

qb () {
	sudo systemctl stop qbittorrent-nox@xyz.service
	find "$XDG_DATA_HOME/qBittorrent/nova3/engines" -maxdepth 1 -type f ! -name 'jackett*' -a ! -name '__init__.py' -delete
	curlqb "$XDG_DATA_HOME/qBittorrent/nova3/engines"
	sudo systemctl start qbittorrent-nox@xyz.service
}

refl () {
	# why not use http:
	# https://www.reddit.com/r/archlinux/comments/kx149z/should_i_use_http_mirrors/
	# https://www.reddit.com/r/archlinux/comments/ej4k4d/is_it_safe_to_use_not_secured_http_pacman_mirrors/
	# rsync may need to change XferCommand in /etc/pacman.conf
	# https://www.reddit.com/r/archlinux/comments/mynw6e/rsync_mirrors_with_pacman/
	# need --delay so no super out of sync mirrors
	if [ "$hostname" != xyzka ]; then
		sudo reflector --verbose --save /etc/pacman.d/mirrorlist --country us --protocol https --delay 1 --latest 25 --score 25 --fastest 10
	else
		sudo reflector --verbose --save /etc/pacman.d/mirrorlist --country ro --protocol https --delay 1 --fastest 3
	fi
}

music () {
	yt-dlp -f 'bestaudio[ext=opus]/bestaudio' --match-filter 'license=cc-by' --match-filter 'title~=(?i)cc-by' -P "$XDG_MUSIC_DIR/cc-by/scott_buckley" https://soundcloud.com/scottbuckley/tracks
	rsync -avP --delete "$XDG_MUSIC_DIR/cc-by/scott_buckley" pp:/home/xyz/music/cc-by
	rsync -avP --delete "$XDG_MUSIC_DIR/favorite" pp:/home/xyz/music
}

hostname="$(hostname)" 
[ "$hostname" = xyzpp ] && gsettings set org.gnome.settings-daemon.plugins.power sleep-inactive-ac-type nothing
if [ $# -eq 0 ]; then
	fast
else
	while getopts abcfjmMpqr opt; do
		case $opt in
			a)all;;
			b)backup;;
			c)clean;;
			f)fast;;
			j)userjs;;
			m)misc;;
			M)music;;
			p)pac;;
			q)qb;;
			r)refl;;
			\?)exit 1;;
		esac
	done
fi
[ "$log" ] && printf '%s' "$log" | tee "$XDG_DOCUMENTS_DIR/logs/upd.log"
[ "$hostname" = xyzpp ] && gsettings set org.gnome.settings-daemon.plugins.power sleep-inactive-ac-type suspend
# `[ "$hostname" = xyzpp ] && ...` if check failed will have exit status of 1, unlike check with `if`
# I decided to always `exit 0` if reached end, so commands like `upd -p && ...` can keep running
exit 0