#!/bin/bash
function rgf {
  if [[ "$1" == "--help" ]]; then
    # shellcheck disable=SC2140
    echo "Finde alle Dateien die "\$1" im Namen haben."
    echo ""
    echo "    Usage: rgf <string>"
    return 0
  fi
  if [ -z "$1" ]; then
    echo "[ERROR] Suchbegriff fehlt..."
    return 1
  fi
  if command -v rg >/dev/null ; then
    rg --ignore-case --files --hidden --glob=!.git/ --*"$1"*
  else
    echo "[INFO] ripgrep ist nicht installiert... suche mit 'find'"
    find . -type f -not -path '*/\.git/*' -name -- *"$1"*
  fi
}
function rgi {
  if [[ "$1" == "--help" ]]; then
    # shellcheck disable=SC2140
    echo "Finde alle Dateien die "\$1" im Inhalt haben."
    echo ""
    echo "    Usage: rgi <string>"
    return 0
  fi
  if [ -z "$1" ]; then
    echo "[ERROR] Suchbegriff fehlt..."
    return 1
  fi
  if command -v rg >/dev/null ; then
    rg --ignore-case --hidden --glob=!.git/ "$1"
  else
    echo "[INFO] ripgrep ist nicht installiert... suche mit 'grep'"
    grep --recursive --line-number --ignore-case --exclude-dir=".git" "$1" .
  fi
}
function ssh {
  # benennt das aktuelle tmux-windows nach dem ssh-ziel
  # baut ssh-verbindung auf
  if [ -n "${TMUX}" ]; then
    tmux rename-window "${@: -1}"
  fi
  command ssh "$@"
  if [ -n "${TMUX}" ]; then
    tmux rename-window "$(hostname -f)"
  fi
}
function gcm {
  if [ -z "$1" ]; then
    echo "Commit-Message fehlt, setze Default-Message..."
    git commit -s -m "changed Files: $(git diff --name-only --staged)"
  else
    # übergibt alle argumente an git commit -m als commit nachricht
    git commit -s -m "$*"
  fi
}
function gc {
  case "$1" in
  --help | -h)
    cat <<EOF

    Description:
    "git checkout" on steroids

    Usage:
    gc [--help|--new-branch] [branch]

    Options:
    -h, --help        Print this help.
    -b, --new-branch  Create a new Branch instead changing to an existing branch.

    Author:
    michael.grote@posteo.de - git.mgrote.net
EOF
    ;;
  --new-branch | -b)
    (git checkout --quiet -b "$2" && git push --set-upstream "$(git remote | head -n 1)" "$2"  && echo '>>> Create new branch "'"$2"'"') || (git checkout --quiet "$2" > /dev/null 2>&1 && echo '>>> Branch already exists, checking out... ')
    ;;
  *)
    if [ -n "$1" ] ; then
      (echo ">>> Try local checkout" && git checkout --quiet "$1" > /dev/null 2>&1) || (echo ">>> Try remote checkout" && git checkout --quiet -b "$1" origin/"$1" > /dev/null 2>&1 || echo ">>> Unkown branch!")
    else
      (git checkout --quiet master > /dev/null 2>&1 && echo '>>> Try checking out master') || (git checkout --quiet main > /dev/null 2>&1 && echo '>>> Try checking out main') || (git checkout --quiet release > /dev/null 2>&1 && echo '>>> Try checking out release')
    fi
  esac
}
function glogs {
  # https://git-scm.com/docs/pretty-formats
  # https://stackoverflow.com/questions/3631005/git-log-tabular-formatting
  # https://stackoverflow.com/questions/7736781/how-to-make-git-log-not-prompt-to-continue
  if [ -z "$1" ]; then
    ncommits=30;
  else
    ncommits="$1";
  fi;
  git log --pretty=format:'%C(auto) %<|(16,trunc)%h %Cred %G?%Creset %<|(60,trunc)%s %<(20,trunc)%Cgreen%cr%Creset %<(15,trunc)%Cblue%an%Creset %Cred%D' --graph --all -"$ncommits"
}
function gp {
  git pull "$@"
}
function mdtoc {
  grep --recursive --include="*.md" ^# | sort --version-sort --field-separator=":" | awk 'BEGIN {FS=":"}{print $2 "&&" $1}' | column --table --separator "&&" --table-truncate 1,2
}
# "scrolle" durch die commit-history
ghist() {
    # shellcheck disable=2155
    local total_commits=$(git rev-list HEAD --count)
    local current_commit=$total_commits

    show_commit_diff() {
        if [ "$current_commit" -le "$total_commits" ] && [ "$current_commit" -ge 1 ]; then
            # shellcheck disable=2155
            local commit_hash=$(git rev-list --reverse HEAD | sed -n "${current_commit}p")
            git --no-pager show "$commit_hash"
        fi
    }

    while true; do
        clear  # Clear the terminal
        show_commit_diff

        # Display navigation options
        echo "-----------------------------------------------------------"
        echo "Navigation: N - Next Commit, P - Previous Commit, Q - Quit"
        echo "-----------------------------------------------------------"
        read -r -n1 -s option

        case $option in
            p|P)
                # shellcheck disable=2086
                if [ $current_commit -gt 1 ]; then
                    ((current_commit--))
                fi
                ;;
            n|N)
                # shellcheck disable=2086
                if [ $current_commit -lt $total_commits ]; then
                    ((current_commit++))
                fi
                ;;
            q|Q)
                break
                ;;
            *)
                echo "Invalid option"
                ;;
        esac
    done
}