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

let vm_id = "vm-clean-test";

// Phase 0: Pre-clean any existing VM with the same id (best-effort)
// This avoids TAP "Resource busy" when a previous run is still active.
try {
    cloudhv_vm_stop(vm_id, true);
} catch (e) {
    // ignore
}
// brief wait to let processes exit and TAP release
wait_for_vm_boot(1);
try {
    cloudhv_vm_delete(vm_id, true);
} catch (e) {
    // ignore
}

// Phase 1: Host check
let hc = host_check();
if !(hc.ok == true) {
    throw "Host check failed: missing dependencies";
}

// Phase 2: Create VM using fluent builder pattern
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
wait_for_vm_boot(10);

// Phase 4: Discover VM IP addresses (robust, no hardcoded MAC/paths)
let net = cloudhv_vm_network_info(vm_id_actual, 30);
let ipv4 = net["ipv4"];    // Dynamic UNIT if not found yet
let ipv6 = net["ipv6"];    // Dynamic UNIT if not found
// Optional: you could also inspect net["mac"], net["bridge"], net["lease"]

// Phase 5: Display connection info
cloudhv_display_network_info(vm_id_actual, ipv4, ipv6);

/*
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());
}
*/