helpful functions

.functions

# Show listing ports in MacOS from https://stackoverflow.com/a/30029855/3625433

listening_ports() {
    if [ $# -eq 0 ]; then
        sudo lsof -iTCP -sTCP:LISTEN -n -P
    elif [ $# -eq 1 ]; then
        sudo lsof -iTCP -sTCP:LISTEN -n -P | grep -i --color $1
    else
        echo "Usage: listening [pattern]"
    fi
}

# inspired by rails time_ago_in_words, depends on GNU coreutils, for MacOS brew install coreutils
# defaults to days with no 2nd argument. 
timeAgo() {
  n=$1
  if [[ $2 = ''  ]]; then
    val='days'
  else
    val=$2
  fi
  gdate -d "$date -$n $val"
}

timeFromNow() {
  n=$1
  if [[ $2 = ''  ]]; then
    val='days'
  else
    val=$2
  fi
  gdate -d "$date +$n $val"
}

function findAlias() {
	zsh -ixc : 2>&1 | ag $1 | grep '/' | grep alias:
}

# search for a file in all git branches
git-find-file() {
	for branch in $(git log --all --oneline --no-color  -- "$1" | cut -c 1-9);
		do
			git branch --contains $branch;
			echo "found $1 in $branch";
		done
}

# search a regex in any git branch
git-branch-grep() {
	for i in $(git branch | grep "$1")
	do
		echo $i;
	done
}

git-stash-prune() {
        git stash list | cut -f 1 -d : | tail -"$1" | sort -r | xargs -n 1 git stash drop
}

# opens last migration in your editor. You may need to replace atom with name of your default editor
last_migration() {
	atom $(echo "db/migrate/$(ls db/migrate | tail -1)")
}

# opens last post deploy task in your editor. You may need to replace atom with name of your default editor
# replace atom with name of your default editor
last_deploy() {
        atom "lib/tasks/deployment/$(ls lib/tasks/deployment | tail -n1)"
}

# open tc issue in your browser
issue() {
  arg=$1
  if [[ !$arg ]]; then
    arg=$(git branch | grep '*' | grep -Poh '\d+')
  fi
  if [[ $arg  ]]; then
	  open "https://github.com/thoroughcare/thoroughcare/issues/$arg"
  fi
}

# open tc commit hash in your browser
show_commit() {
        open "https://github.com/thoroughcare/thoroughcare/commit/$1"
}

# kill any orphaned overmind processes.
killOvermind() {
	kill $(ps au | grep 'overmind' | grep -v 'ggrep' | awk '{print $2}')
}

# terminal calculator
# syntax: c 100*100-15+5 
# should output 9985.55555555555555555555
c(){
	echo "$*" | bc -l
}
showDesktop() {
	defaults write com.apple.finder CreateDesktop -bool $1
	killall Finder
}

issue() {
	if [ $1 ]; then
		issue_number=$1
	else
		issue_number=$(git branch | grep '*' | grep '[0-9]' | sed 's/[^0-9]*//g')
	fi

	$(gh issue view $issue_number -w)
}

# ================================================================
# iTerm2 tab color functions
#
# Author: Connor de la Cruz ([email protected])
# Repo: https://github.com/connordelacruz/iterm2-tab-color
# ================================================================

# Set the tab color
it2-tab-color() {
    # takes 1 hex string argument or 3 hex values for RGB
    local R G B
    case "$#" in
        3)
            R="$1"
            G="$2"
            B="$3"
            ;;
        1)
            local hex="$1"
            # Remove leading # if present
            if [[ "${hex:0:1}" == "#" ]]; then
                hex="${hex:1}"
            fi
            # Get hex values for each channel and convert to decimal
            R="$((16#${hex:0:2}))"
            G="$((16#${hex:2:2}))"
            B="$((16#${hex:4}))"
            ;;
        *)
            echo "Usage: it2-tab-color color_hex"
            echo "          color_hex: 6 digit hex value (e.g. 1B2B34)"
            echo "       it2-tab-color r_val g_val b_val"
            echo "          *_val: values for R, G, B from 0-255 (e.g. 27 43 52)"
            return
            ;;
    esac
    echo -ne "\033]6;1;bg;red;brightness;$R\a"
    echo -ne "\033]6;1;bg;green;brightness;$G\a"
    echo -ne "\033]6;1;bg;blue;brightness;$B\a"
    # Export environment variable to maintain colors during session
    export IT2_SESSION_COLOR="$R $G $B"
}

# Reset tab color to default
it2-tab-reset() {
    echo -ne "\033]6;1;bg;*;default\a"
    # Unset environment variable
    unset IT2_SESSION_COLOR
}

# Check for ~/.base16_theme and set the tab color based on that
it2-b16-theme() {
    if [ -f "$HOME/.base16_theme" ]; then
        local colornum color
        # If no argument was passed, default to color00
        if [ "$#" -lt 1 ]; then
            colornum="00"
        else
            # Add leading 0 if necessary
            colornum="$(printf "%02d" $1)"
        fi
        color="$(perl -nle "print \$& if m{color$colornum=\"\K.*(?=\")}" "$HOME/.base16_theme")"
        it2-tab-color ${color///}
    fi
}

# Restore session tab color
if [ -n "$IT2_SESSION_COLOR" ]; then
    it2-tab-color $IT2_SESSION_COLOR
fi

# Replace Audio in Video
replace_audio_in_video() {
    fmpeg -i "$1" -i "$2" -c:v copy -map 0:v:0 -map 1:a:0 new_"$1"
}

Add ability to toggle focused keyword