// Clean VM Launch Script
// Creates a VM using builder pattern with concise output

let vm_id = "vm-clean-test";

// Phase 1: Host check
print("Checking system requirements...");
let hc = host_check();
if !(hc.ok == true) {
    print("❌ System check failed - missing dependencies:");
    if hc.critical != () && hc.critical.len() > 0 {
        print("Critical:");
        for dep in hc.critical {
            print("  - " + dep);
        }
    }
    if hc.optional != () && hc.optional.len() > 0 {
        print("Optional:");
        for dep in hc.optional {
            print("  - " + dep);
        }
    }
    throw "Host check failed: missing dependencies";
}
print("✅ System requirements met");

// Phase 2: Create VM using fluent builder pattern
print("Preparing Ubuntu image and configuring VM...");
let vm_id_actual = "";
try {
    vm_id_actual = cloudhv_builder(vm_id)
        .disk_from_flavor("ubuntu")
        .network_default_nat()
        .memory_mb(4096)
        .vcpus(2)
        .launch();
} catch (e) {
    throw "VM launch failed: " + e.to_string();
}

// Phase 3: Wait for VM to boot and get network configuration
print("✅ VM launched successfully");
print("⏳ Waiting 10 seconds for VM to boot and configure network...");
sleep(10); 

// Phase 4: Discover VM IP addresses
print("🔍 Discovering VM network addresses...");
let mac_addr = "a2:26:1e:ac:96:3a"; // This should be derived from vm_id_actual
let ipv4 = cloudhv_discover_ipv4_from_leases("/var/lib/misc/dnsmasq-hero-br-hero.leases", mac_addr, 30);
let ipv6 = cloudhv_discover_ipv6_on_bridge("br-hero", mac_addr);

// Phase 5: Display connection info
print("✅ VM " + vm_id_actual + " is ready!");
print("");
print("🌐 Network Information:");
if ipv4 != () && ipv4 != "" {
    print("   IPv4: " + ipv4);
} else {
    print("   IPv4: Not assigned yet (VM may still be configuring)");
}
if ipv6 != () && ipv6 != "" {
    print("   IPv6: " + ipv6);
} else {
    print("   IPv6: Not available");
}
print("");
print("💡 VM is running in the background. To connect:");
print("   SSH: ssh ubuntu@" + (if ipv4 != () && ipv4 != "" { ipv4 } else { "<IPv4>" }));
print("");
print("🛑 To stop the VM later:");
print("   cloudhv_vm_stop(\"" + vm_id_actual + "\", false);");
print("   cloudhv_vm_delete(\"" + vm_id_actual + "\", true);");

/*
try {
    cloudhv_vm_stop(vm_id_actual, false);
    cloudhv_vm_delete(vm_id_actual, true);
    print("VM stopped and cleaned up.");
} catch (e) {
    print("Warning: cleanup failed: " + e.to_string());
}
*/