dotfiles/.local/share/shell/functions

# Shell configuration for Zsh, works almost completely for Bash as well

export LESS=-R
export LC_MESSAGES=C

export DIST=$(lsb_release --id | cut -d'	' -f2)

#export PASSWORD_STORE_DIR=~/.local/share/pass

# Some aliases
alias println='printf "\n"'

alias editgrub='sudoedit /etc/default/grub && sudo update-grub'
alias editenv='sudoedit /etc/environment'

alias startMinecraftServer='curl https://ipinfo.io/ip | xclip -sel clip && cd ~/daten/games/sharedgames/minecraft/server && java -jar forge-1.12.2-14.23.5.2768-universal.jar -mx 8G'

# Fast shortcuts
alias t='tree -C | less'
alias c='clear'
alias q='exit'
alias v='nvim'
b() { bat "$@" 2>/dev/null || ls -lah "$@" }

_FUNCTIONS=${BASH_SOURCE[0]:-${(%):-%x}}
alias r="reset && source $_FUNCTIONS"

dropbox_path=$(cat ~/.dropbox/info.json | grep -Po '"'"path"'"\s*:\s*"\K([^"]*)')

# Add an "alert" alias for long running commands. Use like so: sleep 10; alert
#if [ command -v notify-send >/dev/null 2>&1 ]; then
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(echo "$history[$HISTCMD]" | sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
#fi

# Fix broken mime messages
alias fixmime='sudo rm /usr/share/mime/packages/kde.xml && sudo update-mime-database /usr/share/mime'

# Find zmv in man because I need to look it up all the time ^^
man() {
	(test "$1" = "zmv" && LESS="$LESS+/^ *zmv *\\[" /usr/bin/man zshcontrib) || /usr/bin/man "$@"
}

updateDeps() {
	name="$1"
	pattern="$2"
	depth="4"
	case $name in
		gradle-wrapper.properties) depth=6;;
	esac
	shift 2
	oldversion="[0-9.]\+"
	while test $# -gt 1; do
		case "$1" in
			--pattern) oldversion="$2";;
			--version) version="$2";;
		esac
		shift 2
	done
	echo name $name depth $depth pattern $oldversion version $version
	find -maxdepth $depth -type f -name $name | while read f
	do  echo $f
		sed -i "s/\($pattern\)$oldversion/\1$version/gw /dev/stdout" $f
	done
}
alias updateKotlin='updateDeps build.gradle.kts '\''kotlin(\"jvm\") version \"'\'' --version'
alias updateGradle='updateDeps gradle-wrapper.properties "services.gradle.org\/distributions\/gradle-" --version'
alias updateUtils='updateDeps build.gradle.kts '\''\"com.github.Xerus2000.util\", \".*\", \"'\'' --pattern '\''[^\"]\+'\'' --version'

alias killbg='kill ${${(v)jobstates##*:*:}%=*}'

killJava() {
	pgrep -f 'java' | while read id
		do if [[ $(ps --no-headers -o cmd $id) != *"idea"* ]]; then
			[[ "$@" == "-q" ]] || echo "killing $(ps -p $id -o pid,cmd --width 350 --no-headers)"
			if [[ "$@" == "-9" ]]
			then kill -9 $id
			else kill $id
			fi
		fi; done
}

clearNpmCache() {
	rm -rf $TMPDIR/react-*
	rm -rf node_modules/
	npm cache verify
	npm install
}

# NAVIGATION & DISK

up() {
	if [[ $# < 1 ]] ; then
		cd ..
	else
		CDSTR=""
		for i in {1..$1} ; do
			CDSTR="../$CDSTR"
		done
		cd $CDSTR
	fi
}

# Switch directory & ls
cl() {
	cd $1
	ls -A
}

# shows size usage for disk or folder
s() {
	if test "-d" = "$1"
	then df -h
	else sudo du --max-depth ${1:-1} -xh | sort -h | grep -v "^0"
	fi
}

alias f='find -not -path "*.sync*" -and -not \( -name daten -prune \)'
alias f1='find -mindepth 1 -maxdepth 1'

# FILES

alias lowercase='rename "y/A-Z/a-z/"'

mkcd() {
	mkdir -p $1 && cd $1
}

# Creates directory $2 and moves $1 into it
mvk() {
	mkdir -p $(dirname "$2")
	mv "$1" "$2"
}

# moves from $1 to $2 and creates a symlink instead
mvln() {
	file=$(test -f "$1" && echo 1 || echo 0)
	if test -d $1; then
		mkdir -p "$2"
		mv -T $1 $2
	else
		mv -v $1 $2
	fi
	[ $file -gt 0 -a -d $2 ] && 2="$2/$(basename $1)"
	ln -vsr $2 $1
}

# OTHER

editshell() {
	nvim $(test $# -lt 1 && echo "$_FUNCTIONS" || (results=$(find "$dropbox_path/tools/setup" -maxdepth 1 -name "$1.sh") && test "$results" && echo "$results") || echo "$(dirname $_FUNCTIONS)/$1") && r
}

pathadd() {
	local IFS=":"
	local result="$@"
	unset IFS
	cat /etc/environment | head -1 | cut -d'"' -f2 | tr ":" "\n" | while read v; do
		[[ " $@ " =~ " $v " ]] || result+=":$v"
	done
	echo PATH=\"${result}\"\\n$(cat /etc/environment | tail -n +2) | sudo tee /etc/environment
}

writecompletion() {
	echo "#compdef $1" > "_$1"
	nvim "_$1"
}

resetdocker() {
	#aptremove docker-ce
	kill $(ps -e | grep docker | cut -d' ' -f2)
	sudo rm -rf /var/run/docker /var/lib/docker
	sudo rm /var/run/docker.*
	#aptinstall docker-ce
}

# MUSIC

music_folder="/home/janek/daten/musik"
audio_folder="/home/janek/daten/audio"
music_original_folder="$audio_folder/songs/_raw"

makePl() { echo ${2:-empty} >$1.m3u8 }
makePls() {
	i=1; while test $i -le ${1:-9}; do makePl "${2:-Ω}$i" "empty$i"; ((i++)); done 
}

findsongs() {
	find -regextype posix-extended -maxdepth 1 -type f -regex "${1:-.*\.(mp3|flac|wav|m4a)}" -printf "%P\n"
}

addmix() {
	mv -v "$1.cue" "$audio_folder/recordings/cues"
	addsong "$1.flac" Mixes
}

addsong() {
	test "$1" = "-q" && shift && quick="true"
	
	local raw="${1%.*}"
	local isflac=$(case "$1" in *.flac) echo "true";; esac)
	test "$isflac" || (echo "Converting to flac..." && flac "$1" --totally-silent)
	
	test "$quick" || (echo "Press ENTER when the metadata of the flac file is correct..." && read)
	
	echo "Converting to mp3..."
	lame -V0 "$1" --silent
	
	mkdir -p "$music_folder/$2"
	mkdir -p "$music_original_folder/$2"
	
	local destination="$music_folder/$2/$raw.mp3"
	echo "Moving mp3 with metadata to $destination"
	ffmpeg -i "$raw.mp3" -i "$raw.flac" -c copy -map_metadata 1 "$destination" -v warning "${@:3}" && rm "$raw.mp3"
	test ! "$PWD" -ef "$music_original_folder/$2" && mv -v "$raw.flac" "$music_original_folder/$2" && (test "$isflac" || rm -v "$1")
}

addalbum() {
	mkdir -p "$music_folder/$1"
	mkdir -p "$music_original_folder/$1"
	f1 -regextype posix-extended -type f -regex "\./(cover|folder)\.(png|jpg|jpeg)" | while read cover; do
		foundcover="true"
		cp -v "$cover" "$music_folder/$1" &&
		mv -v "$cover" "$music_original_folder/$1"
	done
	test "$foundcover" || f1 -regextype posix-extended -type f -regex ".*\.(png|jpg|jpeg)" | while read cover; do
		cp -v "$cover" "$music_folder/$1" &&
		mv -v "$cover" "$music_original_folder/$1"
	done
	
	IFS=$'\n'
	for s in $(findsongs ".*\.(flac|wav)"); do 
		highlight "$s"
		addsong -q "$s" "$1" "${@:2}"
	done
	unset IFS
}

formatsongs() {
	_pwd="$PWD"
	find "$PWD" "$@" -type d | while read d; do cd $d; findsongs | while read song; do
		new="$(formatsong "$song")"
		test "$new" != "$song" && mv -v "$song" "$new"
	done; done
	cd "$_pwd"
	IFS=$'\n'
	for f in $(find "$@" -name "*.wav"); do 
		echo "Converting $f to ${f%.*}.flac"
		ffmpeg -i "$f" "${f%.*}.flac" -v warning && rm -v $f
	done
	unset IFS
}

formatsong() {
	echo "$1" | sed -e 's/\([ ([]\)\(ft\|Ft\|Feat\)\([ .]\)/\1feat\3/;s/\([ ([]\)feat /\1feat. /;s/ \((Original Mix)\|(Original)\|(Full Stream)\|.NCS Release.\)//i;s/ \(\..\{2,4\}\)$/\1/;s/---/ - /;s/^[0-9]\{6\}_//;s/  / /g;s/\(\w\)+\(\w\)/\1 \2/g' -
}

# INSTALL

snapinstall() {
	sudo snap install "$@"
	refreshSetup
}

alias aptupdate='sudo apt-get update'
alias aptremove='sudo apt-get remove'
alias aptpurge='sudo apt-get purge'
alias aptclean='sh -c "sudo apt-get clean && sudo apt-get autoremove"'
upgrade() {
	if test $DIST = "neon"
	then sudo pkcon update
	else sudo apt update && sudo apt upgrade
	fi
	sudo snap refresh
	flatpak update -y
	sudo npm update -g
	# npm -g outdated --parseable=true | cut -d : -f 4 | xargs -n 1 npm -g install
}

uma() {
	if test "$1"
	then printf 'y\nj\na' | umake "$1" "$2" "/opt/${3:-$2}"
	else
		uma ide idea-ultimate idea
		uma android android-studio android/android-studio && yes | /opt/android/sdk/tools/bin/sdkmanager --licenses && pathadd /opt/android/sdk/tools/bin /opt/android/sdk/platform-tools && sudo apt install qemu-kvm && sudo adduser janek kvm
		test -d "/opt/vscode" && uma ide visual-studio-code vscode
	fi
}

alias aptrepo='sudo add-apt-repository'
_aptrepo_n="$(test "$OSTYPE" != "cygwin" && add-apt-repository --help | grep -- "-n")"
aptrepon() {
	test $_aptrepo_n && aptrepo -y -n "$@" || aptrepo -y "$@"
}
aptrepos() {
	for repo in "$@"
	do aptrepon $repo
	done
	aptupdate
}
alias aptinstall='sudo apt-get install'
aptrepoinstall() {
	aptrepo -yu $1
	if (( $# > 1 ))
	then aptinstall "${@:2}"
	else aptinstall "${1##*/}"
	fi
}

# Gets the download url for the latest release of a package provided via GitHub Releases
# Usage: ghrelease USER REPO [PATTERN]
ghrelease() {
	curl -s "https://api.github.com/repos/$1/$2/releases/latest" | grep -o "http.*${3:-deb}"
}

# Installs a local or remote(http/https) deb package and removes it after installation
installdeb() {
	set -e
	loc="/tmp/install.deb"
	case $1 in 
	http*) sudo wget -O "$loc" $1;;
	*) loc="$1"
	esac
	sudo dpkg -i "$loc"
	sudo apt -f install
	sudo rm -f "$loc"
}

installgh() {
	installdeb $(ghrelease "$@")
}

# Downloads all dependencies of a package into the current directory
download-debs() {
	apt-get download $1 && apt-cache depends -i $1 | awk '/Depends:/ {print $2}' | xargs apt-get download
}

# RANDOM

typeset -A _clean_map
if test "$BASH_VERSION"
then _clean_map=([m]=~/.mozilla [c]=~/.cache)
else _clean_map=(m ~/.mozilla c ~/.cache)
fi
_clean_folders=(~/.oracle_jre_usage ~/.gradle-kotlin-dsl ~/.thumbnails $ZDOTDIR/.zcompdump*)
clean() {
	
	for f in $_clean_folders
	do test -d $f && rm -rv $f
	done
	
	highlight "g to clean gradle"
	if [[ $1 =~ "g" ]]; then
		find ~/.gradle/* -maxdepth 0 -not -name "gradle.properties" -exec rm -r {} \; -print
		find ~/daten/projects/ -name .gradle -print -exec rm -r {} \;
	fi
	
	if test "$BASH_VERSION"; then
		for k in "${!_clean_map[@]}"; do
			highlight "$k to delete $_clean_map[$k]
			echo "key  : $k"
			echo "value: ${_clean_map[$k]}"
		done
	else
		for k in "${(@k)_clean_map}"; do
			highlight "$k to delete $_clean_map[$k]
			[[ $1 =~ "$k" ]] && rm -rfv "$_clean_map[$k]"
		done
	fi

	aptclean && echo "Cleaned apt"

	highlight "e to delete empty folders"
	[[ $1 =~ "e" ]] && find -empty -type d -delete -print
}

function zipdiff() { 
	diff -W200 -y <(unzip -vql $1 | sort -k8) <(unzip -vql $2 | sort -k8) #--suppress-common-lines
}

# PROJECTS

source "$(dirname $_FUNCTIONS)/git"
source "$(dirname $_FUNCTIONS)/projects"

genssh() {
	mkdir -p ~/.ssh
	test -f ~/.ssh/id_rsa.pub || ssh-keygen -t rsa -b 4096 -f ~/.ssh/id_rsa -q -N "" -C ${1:-$(hostname)}
	if test "$OSTYPE" = "cygwin"
	then cat ~/.ssh/id_rsa.pub>/dev/clipboard
	else xclip -sel clip < ~/.ssh/id_rsa.pub
	fi && echo "SSH Public key copied to clipboard"
}

pdiff() {
	diff -r $1 $2 -x .git -x .idea -x .gradle
}

createproject() {
	mkcd $1
	
	echo 'plugins {
	kotlin("jvm") version "1.3.41"
	application
	id("com.github.johnrengelman.shadow") version "5.1.0"
	id("com.github.ben-manes.versions") version "0.21.0"
}
	
sourceSets {
	main {
		java.srcDir("src/main")
		resources.srcDir("src/resources")
	}
	test {
		java.srcDir("src/test")
	}
}' > build.gradle.kts
	 
}

# SWAP

mem_stat() {
	mem_total="$(free | head -2 | tail -1 | awk '{print $2}')"
	mem_free="$(free | head -2 | tail -1 | awk '{print $4}')"
	mem_percentage=$((mem_free * 100 / $mem_total))
	swap_total="$(free | tail -1 | awk '{print $2}')"
	swap_used="$(free | tail -1 | awk '{print $3}')"
	swap_percentage=$(($swap_used * 100 / $swap_total))

	echo -e "Free memory:\t$((mem_free / 1024))/$((mem_total / 1024)) MB\t($mem_percentage%)"
	echo -e "Used swap:\t$((swap_used / 1024))/$((swap_total / 1024)) MB\t($swap_percentage%)"
}

stopswap() {
	mem_stat
	if (( $swap_used == 0 ))
	then echo "No swap is in use."
	elif (( $swap_used + 100000 < mem_free ))
	then echo "Freeing swap..."
		sudo swapoff -a
		sudo swapon -a
		mem_stat
	else
		echo "Not enough free memory!"
	fi
}