Refactor the Nix config management.

nix-system-configs/modules/scripts/pull.zsh

@@ -0,0 +1,143 @@
+#!/usr/bin/env zsh
+
+# Color definitions
+autoload -U colors && colors
+BOLD="\033[1m"
+RESET="\033[0m"
+GREEN="\033[32m"
+BLUE="\033[34m"
+YELLOW="\033[33m"
+RED="\033[31m"
+
+# Configuration
+SCRIPT_DIR="${0:a:h}"
+SYSTEM_DIR="${SCRIPT_DIR}/../system"
+MODULES_DIR="${SCRIPT_DIR}/.."
+CONFIG_TARGET="/etc/nixos/configuration.nix"
+MODULES_TARGET="/etc/nixos/modules"
+
+# Function to print colored messages (use printf for portability)
+print_info()  { printf "%b\n" "${BLUE}${BOLD}[INFO]${RESET} $1"; }
+print_success(){ printf "%b\n" "${GREEN}${BOLD}[SUCCESS]${RESET} $1"; }
+print_error() { printf "%b\n" "${RED}${BOLD}[ERROR]${RESET} $1"; }
+print_warn()  { printf "%b\n" "${YELLOW}${BOLD}[WARN]${RESET} $1"; }
+
+# Check if running from correct directory
+if [[ ! -d "$SYSTEM_DIR" ]]; then
+    print_error "System directory not found: $SYSTEM_DIR"
+    exit 1
+fi
+
+# Get available system configurations (use portable glob + basename)
+systems=()
+for f in "$SYSTEM_DIR"/*.nix; do
+    [ -f "$f" ] || continue
+    base="$(basename "$f")"
+    systems+=("${base%.nix}")
+done
+
+if [[ ${#systems[@]} -eq 0 ]]; then
+    print_error "No system configurations found in $SYSTEM_DIR"
+    exit 1
+fi
+
+# Check for command-line argument
+selected_system=""
+if [[ -n "$1" ]]; then
+    # Argument provided, check membership with an explicit loop
+    for s in "${systems[@]}"; do
+        if [[ "$s" == "$1" ]]; then
+            selected_system="$1"
+            break
+        fi
+    done
+
+    if [[ -n "$selected_system" ]]; then
+        print_info "Preselected system: ${BOLD}${selected_system}${RESET}"
+    else
+        print_error "Invalid system: $1"
+        print_info "Available systems: ${systems[*]}"
+        exit 1
+    fi
+else
+    # Interactive selection
+    print_info "Available system configurations:"
+    echo ""
+
+    i=1
+    for s in "${systems[@]}"; do
+        printf "  %b)%b %s\n" "${GREEN}${i}" "${RESET}" "$s"
+        i=$((i+1))
+    done
+    echo ""
+
+    # Prompt for selection
+    while true; do
+        printf "%b" "${BOLD}Select a system configuration (1-${#systems[@]}): ${RESET}"
+        read -r selection
+
+        if [[ "$selection" =~ ^[0-9]+$ ]] && (( selection >= 1 && selection <= ${#systems[@]} )); then
+            selected_system="${systems[$selection]}"
+            break
+        else
+            print_error "Invalid selection. Please enter a number between 1 and ${#systems[@]}"
+        fi
+    done
+fi
+
+# Confirm selection
+print_info "Selected: ${BOLD}${selected_system}${RESET}"
+printf "%b" "${YELLOW}${BOLD}Continue? (y/N): ${RESET}"
+read -r confirm
+
+if [[ ! "$confirm" =~ ^[Yy]$ ]]; then
+    print_warn "Aborted by user"
+    exit 0
+fi
+
+# Execute deployment steps
+print_info "Starting deployment..."
+echo ""
+
+# Step 1: Git pull
+print_info "Pulling latest changes from git..."
+if git pull; then
+    print_success "Git pull completed"
+else
+    print_error "Git pull failed"
+    exit 1
+fi
+
+# Step 2: Sync modules directory
+print_info "Syncing modules to ${BOLD}${MODULES_TARGET}${RESET}..."
+if sudo rsync -av --delete --exclude='scripts' "${MODULES_DIR}/" "${MODULES_TARGET}/"; then
+    print_success "Modules synced"
+else
+    print_error "Failed to sync modules"
+    exit 1
+fi
+
+# Step 3: Copy configuration
+source_file="${SYSTEM_DIR}/${selected_system}.nix"
+print_info "Copying ${BOLD}${source_file}${RESET} to ${BOLD}${CONFIG_TARGET}${RESET}..."
+
+if sudo cp "$source_file" "$CONFIG_TARGET"; then
+    print_success "Configuration copied"
+else
+    print_error "Failed to copy configuration"
+    exit 1
+fi
+
+# Step 4: Rebuild system
+print_info "Rebuilding NixOS system..."
+echo ""
+if sudo nixos-rebuild switch --upgrade-all; then
+    print_success "System rebuild completed successfully!"
+else
+    print_error "System rebuild failed"
+    exit 1
+fi
+
+echo ""
+print_success "${BOLD}Deployment complete!${RESET}"
+print_info "System: ${BOLD}${selected_system}${RESET}"