debianito-post-install/modules/gaming.sh

#!/usr/bin/env bash
# Gaming dispatcher — sources submodules and provides install_gaming()

_GAMING_DIR="${MODULES_DIR}/gaming"
source "${_GAMING_DIR}/_helpers.sh"
source "${_GAMING_DIR}/steam.sh"
source "${_GAMING_DIR}/heroic.sh"
source "${_GAMING_DIR}/tools.sh"

# Check if 'contrib' component is enabled; offer to add if missing
ensure_contrib_repo() {
    local contrib_found=false

    if [ -f /etc/apt/sources.list ]; then
        if grep -Eq '^[^#]*\bcontrib\b' /etc/apt/sources.list 2>/dev/null; then
            contrib_found=true
        fi
    fi

    if ! $contrib_found && [ -d /etc/apt/sources.list.d ]; then
        if grep -qr 'Components:.*\bcontrib\b' /etc/apt/sources.list.d/*.sources 2>/dev/null; then
            contrib_found=true
        fi
    fi

    if $contrib_found; then
        return 0
    fi

    if ! _confirm "contrib Repository" "Component 'contrib' is required for Steam.\n\nAdd 'contrib' to your APT repositories?"; then
        echo -e "${YELLOW}contrib repository not enabled. Steam installation may fail.${NC}"
        return 1
    fi

    # No active sources at all → bootstrap a complete configuration
    if ! has_active_deb_sources; then
        backup_current_repos
        if ! bootstrap_repositories "main contrib"; then
            return 1
        fi
    else
        if [ -f /etc/apt/sources.list ]; then
            sudo cp /etc/apt/sources.list "/etc/apt/sources.list.backup.$(date +%Y%m%d_%H%M%S)"
            # Anchor to the space-delimited "main" component so mirror URLs
            # containing "main" (e.g. https://main.example.com) are untouched.
            sudo sed -i -E '/^deb / { /\bcontrib\b/! s/ main([[:space:]]|$)/ main contrib\1/ }' /etc/apt/sources.list
        fi
        if [ -d /etc/apt/sources.list.d ]; then
            for f in /etc/apt/sources.list.d/*.sources; do
                [ -f "$f" ] || continue
                sudo sed -i '/^Components:/ { /contrib/! s/$/ contrib/ }' "$f"
            done
        fi
    fi

    # Verify the component was actually added before reporting success
    local contrib_ok=false
    [ -f /etc/apt/sources.list ] && grep -Eq '^[^#]*\bcontrib\b' /etc/apt/sources.list 2>/dev/null && contrib_ok=true
    [ -d /etc/apt/sources.list.d ] && grep -qr 'Components:.*\bcontrib\b' /etc/apt/sources.list.d/*.sources 2>/dev/null && contrib_ok=true
    [ -d /etc/apt/sources.list.d ] && grep -qrE '^[^#]*\bcontrib\b' /etc/apt/sources.list.d/*.list 2>/dev/null && contrib_ok=true
    if ! $contrib_ok; then
        echo -e "${RED}Failed to enable contrib repository. Check your APT sources.${NC}"
        return 1
    fi

    _ensure_apt_updated
    echo -e "${GREEN}contrib repository enabled.${NC}"
    return 0
}

install_gaming() {
    # Hardware state is detected on demand; GPU_TYPE is
    # consulted below for the NVIDIA hints.
    _ensure_state_detected

    echo -e "${YELLOW}Gaming setup...${NC}"

    # 1. Single checklist with ALL options (including i386 toggle)
    local choices
    choices=$(_checklist "Gaming Setup" \
        "Check [*] the packages you want installed/updated on your system.\n" $TUI_ALTO $TUI_ANCHO $TUI_ALTO_LISTA \
        "i386" "Enable 32-bit (i386) architecture" ON \
        "steam" "Steam (requires 32-bit support)" ON \
        "mangohud" "Performance overlay (Vulkan/OpenGL)" ON \
        "gamemode" "Game performance optimization" OFF \
        "goverlay" "MangoHud config GUI" ON \
        "heroic" "Heroic Launcher (Epic/GOG)" OFF \
        "java" "Minecraft Java Runtime" OFF \
        "openrgb" "OpenRGB (RGB lighting control)" OFF \
        "lutris" "Lutris + Wine (requires 32-bit support)" OFF \
        "retroarch" "RetroArch Emulator Frontend" OFF)

    if [ -z "$choices" ]; then
        echo "No gaming packages selected."
        _pause
        return
    fi

    local cleaned
    cleaned=$(echo "$choices" | tr -d '"')

    # 2. Determine if 32-bit is needed (steam, lutris, or explicit i386 toggle)
    local need_32bit=false

    local -a install_pkgs=()
    while IFS= read -r _pkg; do
        [ -n "$_pkg" ] && install_pkgs+=("$_pkg")
    done < <(echo "$cleaned" | tr ' ' '\n')

    for p in "${install_pkgs[@]}"; do
        case "$p" in steam | lutris) need_32bit=true ;; esac
    done
    echo "$cleaned" | grep -qw i386 && need_32bit=true

    # Strip pseudo-entry "i386" from the install list
    local -a install_list=()
    while IFS= read -r _pkg; do
        [ "$_pkg" = "i386" ] && continue
        [ -n "$_pkg" ] && install_list+=("$_pkg")
    done < <(echo "$cleaned" | tr ' ' '\n')

    # Pre-apply summary: confirm the selection before any
    # system mutation (i386 architecture, apt update,
    # package installation). Skipped when only the i386
    # pseudo-entry was selected.
    if [ ${#install_list[@]} -gt 0 ]; then
        _confirm_install_list "Gaming Setup" "${install_list[@]}" || return
    fi

    # 3. Enable i386 architecture if needed
    if $need_32bit && ! dpkg --print-foreign-architectures 2>/dev/null | grep -q i386; then
        echo -e "${YELLOW}Enabling i386 architecture (required by selection)...${NC}"
        sudo dpkg --add-architecture i386
        _ensure_apt_updated
    fi

    # 4. Install 32-bit graphics drivers only if 32-bit is needed
    if $need_32bit; then
        echo "Installing 32-bit graphics drivers..."
        if [ "$GPU_TYPE" = "nvidia" ]; then
            _install_nvidia_32bit
        else
            _install_mesa_32bit
        fi
    fi

    # 5. Install selected packages
    for pkg in "${install_list[@]}"; do
        case $pkg in
        steam)
            if ensure_contrib_repo; then
                install_steam
            else
                echo -e "${YELLOW}Skipping Steam installation (contrib repository not enabled).${NC}"
            fi
            ;;
        heroic) install_heroic ;;
        java) install_minecraft_java ;;
        mangohud) install_mangohud ;;
        gamemode) install_gamemode ;;
        goverlay) install_goverlay ;;
        openrgb)
            if [ "$DEBIAN_VERSION" = "11" ]; then
                echo "OpenRGB requires Debian 12+."
                continue
            fi
            install_openrgb
            ;;
        lutris) install_lutris ;;
        retroarch) install_retroarch ;;
        *) _run_install "$pkg" ;;
        esac
    done

    # Selection confirmed once above; release the
    # per-package prompt suppression.
    _SELECTION_CONFIRMED=0

    echo -e "${GREEN}Gaming setup complete.${NC}"
    _pause
}