#!/bin/bash
set -euo pipefail

##########################
# Color helpers (printf-safe, no tput)
##########################
RED="\033[0;31m"
GREEN="\033[0;32m"
YELLOW="\033[0;33m"
CYAN="\033[0;36m"
GRAY="\033[0;37m"
BOLD="\033[1m"
RESET="\033[0m"

# Disable colors if output is not a terminal
if [ ! -t 1 ]; then
    RED="" GREEN="" YELLOW="" CYAN="" GRAY="" BOLD="" RESET=""
fi

say_red()    { printf "\n"; printf "%b%s%b\n" "$RED" "$*" "$RESET"; }
say_green()    { printf "\n"; printf "%b%s%b\n" "$GREEN" "$*" "$RESET"; }
say_yellow()   { printf "\n"; printf "%b%s%b\n" "$YELLOW" "$*" "$RESET"; }
say_cyan()     { printf "\n"; printf "%b%s%b\n" "$CYAN" "$*" "$RESET"; }
say_gray()     { printf "\n"; printf "%b%s%b\n" "$GRAY" "$*" "$RESET"; }
say_bold()     { printf "\n"; printf "%b%s%b\n" "$BOLD" "$*" "$RESET"; }

##########################
# Use exported variables from main detection script
##########################
OS="${DETECTED_OS:-debian}"
DDE="${DETECTED_DE:-}"
DE="${SELECTED_DE:-none}"
TWM="${SELECTED_TWM:-none}"
INSTALL_LEVEL="${INSTALL_LEVEL:-minimal}"
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

##########################
# Helper functions
##########################
install_packages() { sudo pacman -Sy; sudo pacman -S --noconfirm --needed "$@"; }
is_package_installed() { pacman -Qi "$@" &>/dev/null; }
remove_packages() { sudo pacman -Rs --noconfirm "$@"; }

say_yellow "Starting full setup..."

# Run minimal first
bash "$SCRIPT_DIR/arch-minimal.sh"

# Add extra packages
install_packages arandr catfish galculator networkmanager network-manager-applet networkmanager-openvpn numlockx pipewire pipewire-alsa pipewire-pulse wireplumber pavucontrol playerctl gparted xfce4-indicator-plugin xfce4-pulseaudio-plugin xfce4-clipman-plugin

# Ensure NetworkManager manages all interfaces
say_yellow "Ensuring NetworkManager service is enabled and running..."
sudo systemctl enable --now NetworkManager

say_yellow "Setting NetworkManager to globally manage all devices..."
sudo tee /etc/NetworkManager/conf.d/10-globally-managed-devices.conf > /dev/null <<'EOF'
[ifupdown]
managed=true

[keyfile]
unmanaged-devices=
EOF

say_yellow "Restarting NetworkManager service..."
sudo systemctl restart NetworkManager

# Enable pipewire
systemctl --user enable pipewire pipewire-pulse wireplumber

########################################
# XFCE-specific configuration
########################################
if [[ "${DE}" == "xfce" || "${DDE}" == "xfce" ]]; then
    echo
    say_cyan "Applying XFCE defaults: fonts, browser, and terminal..."

    # Ensure xfconf-query exists (for XFCE settings)
    if ! command -v xfconf-query >/dev/null 2>&1; then
        say_yellow "xfconf-query not found — installing xfce4-settings..."
        install_packages xfce4-settings
    fi

    # set fonts
    # Wait for xfconf to be available (only needed if running inside the same session)
    if command -v xfconf-query >/dev/null 2>&1; then
        # Interface font (UI)
        xfconf-query -c xsettings -p /Gtk/FontName -s "RobotoMono Nerd Font Regular 10"
        # Monospace font (terminals, editors)
        xfconf-query -c xsettings -p /Gtk/MonospaceFontName -s "RobotoMono Nerd Font Mono Regular 10"

        say_green "XFCE fonts updated successfully!"
    else
        say_yellow "xfconf-query not found — skipping XFCE font config (will apply at first login)."
    fi

    # Set browser default
    if command -v chromium >/dev/null 2>&1; then
        mkdir -p "$HOME/.config/xfce4/"
        HELPERS_FILE="$HOME/.config/xfce4/helpers.rc"

        # Ensure the helpers file exists
        touch "$HELPERS_FILE"

        # Update or insert browser entry
        if grep -q '^WebBrowser=' "$HELPERS_FILE"; then
            sed -i 's|^WebBrowser=.*|WebBrowser=chromium|' "$HELPERS_FILE"
        else
            echo "WebBrowser=chromium" >> "$HELPERS_FILE"
        fi
    say_green "XFCE defeault browser set to chromium!"
    fi

    # Set default terminal
    if command -v alacritty >/dev/null 2>&1; then
        mkdir -p "$HOME/.config/xfce4/"
        HELPERS_FILE="$HOME/.config/xfce4/helpers.rc"

        touch "$HELPERS_FILE"

        # TerminalEmulator entry
        if grep -q '^TerminalEmulator=' "$HELPERS_FILE"; then
            sed -i 's|^TerminalEmulator=.*|TerminalEmulator=alacritty|' "$HELPERS_FILE"
        else
            echo "TerminalEmulator=alacritty" >> "$HELPERS_FILE"
        fi

        # TerminalEmulatorCommand entry
        if grep -q '^TerminalEmulatorCommand=' "$HELPERS_FILE"; then
            sed -i 's|^TerminalEmulatorCommand=.*|TerminalEmulatorCommand=alacritty|' "$HELPERS_FILE"
        else
            echo "TerminalEmulatorCommand=alacritty" >> "$HELPERS_FILE"
        fi
    say_green "XFCE defeault terminal set to alacritty!"
    fi
fi

###############################################
# Copy settings to HOME
###############################################
SOURCE_DIR="$SCRIPT_DIR/config-files/arch"
DEST_DIR="$HOME"

# 1. Verify source directory exists
if [ ! -d "$SOURCE_DIR" ]; then
    echo "Error: Source directory '$SOURCE_DIR' not found. Skipping XFCE config."
    # Use exit 1 if this is critical, or just exit 0 to continue the main script
    # exit 1 
fi

say_yellow "Applying XFCE configuration directly to $DEST_DIR..."

# 2. Use shopt for dotfiles, then copy recursively and forcefully
shopt -s dotglob
cp -vrf "$SOURCE_DIR"/* "$DEST_DIR"/
shopt -u dotglob

# 3. Clean up session cache if desired (e.g., if copying existing settings)
say_yellow "Clearing session cache..."
rm -rf "$HOME/.cache/sessions/"

say_yellow "XFCE configuration applied. User can log in now."

# End of script
say_green "Full setup completed."