#!/bin/bash
source ~/.bashrc
# Start Deployment Script
# Guides through initial VM creation and setup

set -e

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
CYAN='\033[0;36m'
NC='\033[0m'

log_info() {
    echo -e "${GREEN}[INFO]${NC} $1"
}

log_warn() {
    echo -e "${YELLOW}[WARN]${NC} $1"
}

log_error() {
    echo -e "${RED}[ERROR]${NC} $1"
}

log_step() {
    echo -e "${BLUE}[STEP]${NC} $1"
}

log_header() {
    echo -e "${CYAN}========================================${NC}"
    echo -e "${CYAN}$1${NC}"
    echo -e "${CYAN}========================================${NC}"
}

# Load environment variables
if [ -f .env ]; then
    set -a
    source <(grep -v '^#' .env | grep -v '^$' | sed 's/#.*$//' | sed 's/^[[:space:]]*//;s/[[:space:]]*$//' | grep '=')
    set +a
else
    log_error ".env file not found!"
    log_info "Copy .env.example to .env and configure it"
    exit 1
fi

log_header "Azure Stack HCI Deployment - Starting"

log_step "Step 1: Verifying Prerequisites"
echo ""

# Test Proxmox connections
log_info "Testing Proxmox connections..."
if ./scripts/utils/test-proxmox-connection.sh > /dev/null 2>&1; then
    log_info "✓ Proxmox connections verified"
else
    log_error "Proxmox connection failed. Please check your .env file"
    exit 1
fi

echo ""
log_step "Step 2: VM Creation Options"
echo ""
log_info "You have 3 options to create VMs:"
echo ""
echo "  ${CYAN}Option 1: Proxmox Web UI (Recommended for first-time)${NC}"
echo "    - Access: https://192.168.1.206:8006"
echo "    - Login: root@pam / (password from PVE_ROOT_PASS)"
echo "    - See CREATE_VMS.md for detailed instructions"
echo ""
echo "  ${CYAN}Option 2: Terraform${NC}"
echo "    - Requires VM templates to be created first"
echo "    - cd terraform/proxmox && terraform init && terraform apply"
echo ""
echo "  ${CYAN}Option 3: Manual API (Advanced)${NC}"
echo "    - Use scripts/proxmox/create-service-vms.sh"
echo ""

read -p "Which option do you want to use? (1/2/3) [1]: " choice
choice=${choice:-1}

case $choice in
    1)
        log_info "Opening Proxmox Web UI instructions..."
        echo ""
        log_warn "Please create the following VMs manually:"
        echo ""
        echo "  1. Cloudflare Tunnel VM"
        echo "     - VM ID: 100"
        echo "     - Name: cloudflare-tunnel"
        echo "     - IP: 192.168.1.60"
        echo "     - Specs: 2 CPU, 4GB RAM, 40GB disk"
        echo ""
        echo "  2. K3s Master VM"
        echo "     - VM ID: 101"
        echo "     - Name: k3s-master"
        echo "     - IP: 192.168.1.188"
        echo "     - Specs: 4 CPU, 8GB RAM, 80GB disk"
        echo ""
        echo "  3. Git Server VM"
        echo "     - VM ID: 102"
        echo "     - Name: git-server"
        echo "     - IP: 192.168.1.121"
        echo "     - Specs: 4 CPU, 8GB RAM, 100GB disk"
        echo ""
        echo "  4. Observability VM"
        echo "     - VM ID: 103"
        echo "     - Name: observability"
        echo "     - IP: 192.168.1.82"
        echo "     - Specs: 4 CPU, 8GB RAM, 200GB disk"
        echo ""
        log_info "Proxmox URL: https://192.168.1.206:8006"
        log_info "See CREATE_VMS.md for detailed step-by-step instructions"
        echo ""
        read -p "Press Enter after you've created at least the Cloudflare Tunnel VM..."
        ;;
    2)
        log_info "Initializing Terraform..."
        cd terraform/proxmox
        if [ ! -f terraform.tfvars ]; then
            log_error "terraform.tfvars not found. Please create it first."
            exit 1
        fi
        terraform init
        log_info "Review the plan:"
        terraform plan
        read -p "Apply Terraform? (y/n) " -n 1 -r
        echo
        if [[ $REPLY =~ ^[Yy]$ ]]; then
            terraform apply
        fi
        cd ../..
        ;;
    3)
        log_info "Using API-based creation..."
        ./scripts/proxmox/create-service-vms.sh
        ;;
esac

echo ""
log_step "Step 3: Next Steps After VM Creation"
echo ""
log_info "After creating VMs, you need to:"
echo ""
echo "  1. Install Ubuntu 22.04 LTS on each VM"
echo "  2. Configure static IP addresses"
echo "  3. Run setup scripts:"
echo "     - scripts/setup-cloudflare-tunnel.sh (on Tunnel VM)"
echo "     - scripts/setup-k3s.sh (on K3s VM)"
echo ""
log_info "See QUICK_START.md for complete instructions"
echo ""

log_header "Deployment Started"
log_info "Check DEPLOYMENT_CHECKLIST.md to track progress"