functions.sh

# GIT heart FZF
# -------------
# https://gist.github.com/junegunn/8b572b8d4b5eddd8b85e5f4d40f17236

is_in_git_repo() {
  git rev-parse HEAD > /dev/null 2>&1
}

fzf-down() {
  fzf --min-height 20 --border --bind ctrl-/:toggle-preview "$@"
}

# Changed files
_gf() {
  is_in_git_repo || return
  git -c color.status=always status --short |
  fzf-down -m --ansi --nth 2..,.. \
    --preview '(git diff --color=always -- {-1} | sed 1,4d; cat {-1})' |
  cut -c4- | sed 's/.* -> //'
}

# Branches
_gb() {
  is_in_git_repo || return
  git branch -a --color=always | grep -v '/HEAD\s' | sort |
  fzf-down --ansi --multi --tac --preview-window right:70% \
    --preview 'git log $(sed s/^..// <<< {} | cut -d" " -f1)' |
  sed 's/^..//' | cut -d' ' -f1 |
  sed 's#^remotes/##' |
  sed 's#^origin/##'
}

# SHAs
_gh() {
  is_in_git_repo || return
  git log --date=short --format="%C(green)%C(bold)%cd %C(auto)%h%d %s (%an)" --graph --color=always |
  fzf-down --ansi --no-sort --reverse --multi --bind 'ctrl-s:toggle-sort' \
    --header 'Press CTRL-S to toggle sort' \
    --preview 'grep -o "[a-f0-9]\{7,\}" <<< {} | xargs git show --color=always' |
  grep -o "[a-f0-9]\{7,\}"
}

# Stashes
_gp() {
  is_in_git_repo || return
  git stash list | fzf-down --reverse -d: --preview 'git show --color=always {1}' |
  cut -d: -f1
}