#!/bin/zsh

[[ $1 = "--help" ]] && {
    echo "\nusage: ./box_setup.sh [system-type]"
    echo "\nsystem-type options: personal, studio-music, work-placeholder"
    echo "\nexamples:\n    ./box_setup.sh\n    ./box_setup.sh studio-music\n"
    exit 0
}

# determine OS and, if linux, distro
[[ "$OSTYPE" = *"darwin"* ]] && setup_os="macos" || {
    [[ "$OSTYPE" = *"linux"* ]] && setup_os="linux" && {
        [[ -f /etc/os-release ]] && . /etc/os-release
        setup_distro=$(echo "${NAME%% *}" | tr '[:upper:]' '[:lower:]')
        [[ -z "$setup_distro" ]] && echo "OS: linux; distro not detected" && exit 1
    }
}
[[ -z "$setup_os" ]] && echo "OS not detected" && exit 1

# set package manager commands for installs
[[ "$setup_os" = "macos" ]] && {
    install_cmd="brew install"
    update_pkg_manager_and_defs_cmd='brew update'
    update_pkgs_cmd='brew upgrade'
} || {
    [[ "$setup_os" = "linux" ]] && {
        case $setup_distro in
            (arch | artix)
                install_cmd="sudo pacman -S"
                update_pkg_manager_and_defs_cmd='' # don't; update system instead?
                update_pkgs_cmd='sudo pacman -Syu'
        	;;
            (debian)
                install_cmd="sudo apt install"
                update_pkg_manager_and_defs_cmd='sudo apt update'
                update_pkgs_cmd='sudo apt upgrade'
        	;;
        esac
    }
}

# export vars for scripts
export BOX_SETUP_OS="$setup_os"
export BOX_SETUP_DISTRO="$setup_distro"
export BOX_SETUP_INSTALL_COMMAND="$install_cmd"
export BOX_SETUP_UPDATE_PKG_MANAGER_AND_DEFS_CMD="$update_pkg_manager_and_defs_cmd"
export BOX_SETUP_UPDATE_PKGS_CMD="$update_pkgs_cmd"

# make dirs and copy configs/dotfiles
source ./src_files/.config/zsh/.zshenv
./make_dirs.sh
./copy_dotfiles.sh $1

# install programs
source $ZDOTDIR/.zshenv
source $ZDOTDIR/.zshrc
./install_programs.sh $1