Builder

#!/bin/bash
set -e

# Arch Dotfiles Builder
# Advanced installation with dependency management

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
LOG_FILE="${SCRIPT_DIR}/install.log"

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m'

log() {
    echo -e "${GREEN}[*]${NC} $1" | tee -a "$LOG_FILE"
}

error() {
    echo -e "${RED}[!]${NC} $1" | tee -a "$LOG_FILE"
}

warn() {
    echo -e "${YELLOW}[!]${NC} $1" | tee -a "$LOG_FILE"
}

check_cmd() {
    if command -v "$1" &> /dev/null; then
        log "$1 found"
        return 0
    else
        warn "$1 not found"
        return 1
    fi
}

install_dependencies() {
    log "Checking dependencies..."
    
    local missing=()
    
    for cmd in hyprland hyprlock kitty waybar; do
        if ! check_cmd "$cmd"; then
            missing+=("$cmd")
        fi
    done
    
    if [ ${#missing[@]} -gt 0 ]; then
        error "Missing packages: ${missing[*]}"
        
        # Suggest package manager based on system
        if command -v pacman &>/dev/null; then
            error "Install with: sudo pacman -S ${missing[*]}"
        elif command -v apt &>/dev/null; then
            error "Install with: sudo apt install ${missing[*]}"
        elif command -v dnf &>/dev/null; then
            error "Install with: sudo dnf install ${missing[*]}"
        elif command -v zypper &>/dev/null; then
            error "Install with: sudo zypper install ${missing[*]}"
        elif command -v apk &>/dev/null; then
            error "Install with: sudo apk add ${missing[*]}"
        else
            error "Please install missing packages using your distro's package manager"
        fi
        return 1
    fi
    
    log "All dependencies found"
    return 0
}

backup_config() {
    local config_dir="$HOME/.config"
    local backup_dir="$config_dir/backup-$(date +%Y%m%d-%H%M%S)"
    
    log "Backing up existing configs to $backup_dir..."
    mkdir -p "$backup_dir"
    
    for dir in hypr kitty vim waybar; do
        if [ -d "$config_dir/$dir" ]; then
            cp -r "$config_dir/$dir" "$backup_dir/"
            log "Backed up $dir"
        fi
    done
}

install_configs() {
    log "Installing configurations..."
    
    local src_dir="$SCRIPT_DIR/home"
    local home_dir="$HOME"
    
    mkdir -p "$home_dir/.config"
    
    # Copy .config contents
    if [ -d "$src_dir/.config" ]; then
        cp -rv "$src_dir/.config"/* "$home_dir/.config/" | tee -a "$LOG_FILE"
    fi
    
    # Copy root dotfiles
    for file in "$src_dir"/.*; do
        filename=$(basename "$file")
        
        # Skip .git, .config, and . ..
        if [[ "$filename" == ".git"* ]] || [[ "$filename" == ".config" ]] || [[ "$filename" == "." ]] || [[ "$filename" == ".." ]]; then
            continue
        fi
        
        log "Installing $filename..."
        cp -v "$file" "$home_dir/$filename" | tee -a "$LOG_FILE"
    done
    
    log "Installation complete!"
}

setup_shell() {
    log "Configuring shell..."
    
    if ! check_cmd zsh; then
        warn "zsh not installed, skipping shell setup"
        return
    fi
    
    if grep -q "/bin/zsh" /etc/shells 2>/dev/null; then
        log "zsh already in /etc/shells"
    else
        warn "zsh not in /etc/shells, run: chsh -s /bin/zsh"
    fi
}

main() {
    echo "========================================="
    echo "Arch Dotfiles Builder"
    echo "========================================="
    
    # Check if running as root (not recommended)
    if [ "$EUID" -eq 0 ]; then
        warn "Running as root - some configs may have permission issues"
    fi
    
    # Install dependencies
    if ! install_dependencies; then
        error "Dependency check failed"
        exit 1
    fi
    
    # Backup existing configs
    backup_config
    
    # Install configs
    install_configs
    
    # Setup shell
    setup_shell
    
    log "========================================="
    log "Installation successful!"
    log "Reload Hyprland with: Super + Shift + R"
    log "Full logs available in: $LOG_FILE"
    log "========================================="
}

main "$@"