A Gum based Git tool

ggomma.sh

#!/bin/sh

# GiGomma
# LICENSE: GPL-3.0-or-later [https://spdx.org/licenses/GPL-3.0-or-later.html]
#| Matteo Vinci [Iranon] (c) 2022 |

#NOTE: Gum needed [https://github.com/charmbracelet/gum]


#- Colors
PRIMARY="#ffcdb2"
SECONDARY="#ffadad"
SELECTION="#dddf00"
PROMPT="#34a0a4"
MATCH="#ccff33"
WARN="#e56b6f"

#- Flags
_f="-f" #)fuzzy search branches
_h="-h" #)print help

#- Functions
set_color_text() {
  gum style --foreground "$1" "$2"
}
get_branches() {
  git branch --format="%(refname:short)"
}
move_to() {
  echo;
  if [ $# -gt 0 -a "$1" = "$_f" ]; then
    git checkout $(get_branches | gum filter \
      --indicator.foreground $SELECTION \
      --match.foreground $MATCH \
      --prompt.foreground $PROMPT \
      --limit 1)
  else
    git checkout $(gum choose --cursor.foreground $SELECTION --limit 1 $(get_branches))
  fi
}
show_title() {
  echo;
  gum style \
    --border rounded \
    --margin "0" \
    --padding "0 1" \
    --border-foreground $SECONDARY \
    "$(set_color_text $PRIMARY 'GiGomma')"
}
print_help() {
  echo \
    ">Call the script with no arguments to simply move between branches.\n"\
    "\n"\
    ">Use the -f flag to fuzzy search between branches and then move.\n"\
    | gum format
  exit 0;
}


main() {
  if [ $# -eq 1 -a "$1" = "$_h" ]; then
    show_title
    print_help
  fi

  git rev-parse --is-inside-work-tree > /dev/null 2>&1
  if [ $? -ne 0 ]; then
    echo; set_color_text $WARN "_> ERROR: not a Git repository"; echo;
    exit 1;
  fi 

  if [ $# -gt 0 ]; then
    case "$1" in
      "$_f")
        move_to "$_f";;
      *)
        print_help;;
    esac
  else
    move_to
  fi
}

main "$@"