365 Days of Code - Day 032

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if [[ "$(uname)" == "Darwin" ]]; then
  OS="macos"
elif [[ -f /etc/os-release ]]; then
  . /etc/os-release
  if [[ "$ID" == *debian* ]] || [[ "$ID_LIKE" == *debian* ]]; then
      OS="debian"
  elif [[ "$ID" == *fedora* ]]; then
      OS="fedora"
  else
      OS="$ID_LIKE"
  fi
else
  echo -e "~/.bashrc error. Unknown OS. Some features might not work.\n"
fi

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if [[ "$OS" == "macos" ]]; then
  # MacOS specific settings
  echo
elif [[ "$OS" == "debian" ]]; then
  # Debian/Ubuntu specific settings
  echo
elif [[ "$OS" == "fedora" ]]; then
  # Fedora specific settings
  echo
fi

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case "$OSTYPE" in
  darwin*)
    #do something
    ;;
  linux*)
    #do something
    ;;
  *)
    #do something
    ;;
esac

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prompt_install() {
    local cmd_name="$1"
    local pkg_name="${2:-$1}"
    local marker_dir="${XDG_STATE_HOME:-$HOME/.local/state}/zsh_prompts"
    local marker_file="$marker_dir/${cmd_name}"
    local install_cmd=""

    # 1. Check if the command is missing and we haven't asked yet
    if ! command -v "$cmd_name" &> /dev/null && [[ ! -f "$marker_file" ]]; then

        # 2. Detect the available package manager
        if command -v brew &> /dev/null; then
            install_cmd="brew install $pkg_name"
        elif command -v apt-get &> /dev/null; then
            install_cmd="sudo apt-get install -y $pkg_name"
        elif command -v dnf &> /dev/null; then
            install_cmd="sudo dnf install -y $pkg_name"
        elif command -v pacman &> /dev/null; then
            install_cmd="sudo pacman -S --noconfirm $pkg_name"
        else
            return 1
        fi

        # 3. Prompt the user
        echo ""
        if read -q "REPLY?'$cmd_name' is missing. Run '$install_cmd'? [y/N] "; then
            echo -e "\nInstalling $pkg_name..."
            eval "$install_cmd"
        else
            echo -e "\nSkipping. You won't be asked again."
        fi

        # 4. Ensure the directory exists, then create the marker file
        mkdir -p "$marker_dir"
        touch "$marker_file"
    fi
}

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prompt_install "git"
if command -v git &> /dev/null; then
    alias gs='git status'
    alias gf='git fetch'
    alias ga='git add .'
    alias gc='git commit -S -m'
    alias gl='git log --graph --pretty=format:"%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset" --abbrev-commit'
fi