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#include <stdio.h>

#include "platform/nexus_core.hpp"
#include "platform/nexus_node.hpp"

namespace ot {
namespace Nexus {

/**
 * Time to advance for a node to form a network and become leader, in milliseconds.
 */
static constexpr uint32_t kFormNetworkTime = 13 * 1000;

/**
 * Time to advance for a node to join as a child and upgrade to a router, in milliseconds.
 */
static constexpr uint32_t kAttachToRouterTime = 200 * 1000;

/**
 * Time to advance for a child to attach to its parent, in milliseconds.
 */
static constexpr uint32_t kAttachToParentTime = 2 * 1000;

/**
 * Address Query timeout interval, in milliseconds.
 */
static constexpr uint32_t kAqTimeout = OPENTHREAD_CONFIG_TMF_ADDRESS_QUERY_TIMEOUT * 1000;

/**
 * Initial Address Query retry delay, in milliseconds.
 */
static constexpr uint32_t kAqRetryDelay = OPENTHREAD_CONFIG_TMF_ADDRESS_QUERY_INITIAL_RETRY_DELAY * 1000;

/**
 * Echo request identifier.
 */
static constexpr uint16_t kEchoIdentifier = 0x1234;

/**
 * Random IID for non-existent address.
 */
static constexpr uint64_t kNonExistentIid = 0x1234567812345678ULL;

void Test5_3_11(void)
{
    /**
     * 5.3.11 Address Query Timeout Intervals
     *
     * 5.3.11.1 Topology
     * - DUT (Router)
     * - MED_1
     *
     * 5.3.11.2 Purpose & Description
     * The purpose of this test case is to validate the way AQ_TIMEOUT and AQ_RETRY_TIMEOUT intervals are used in the
     *   Address Query transmission algorithm.
     *
     * Spec Reference                         | V1.1 Section | V1.3.0 Section
     * ---------------------------------------|--------------|---------------
     * Transmission of Address Query Messages | 5.4.2.1      | 5.4.2.1
     */

    Core nexus;

    Node &leader  = nexus.CreateNode();
    Node &router1 = nexus.CreateNode();
    Node &med1    = nexus.CreateNode();

    leader.SetName("LEADER");
    router1.SetName("DUT");
    med1.SetName("MED_1");

    nexus.AdvanceTime(0);

    SuccessOrQuit(Instance::SetGlobalLogLevel(kLogLevelNote));

    Log("---------------------------------------------------------------------------------------");
    Log("Step 1: All");

    /**
     * Step 1: All
     * - Description: Build the topology as described and begin the wireless sniffer.
     * - Pass Criteria: N/A
     */

    AllowLinkBetween(leader, router1);
    AllowLinkBetween(router1, med1);

    leader.Form();
    nexus.AdvanceTime(kFormNetworkTime);
    VerifyOrQuit(leader.Get<Mle::Mle>().IsLeader());

    router1.Join(leader);
    nexus.AdvanceTime(kAttachToRouterTime);
    VerifyOrQuit(router1.Get<Mle::Mle>().IsRouter());

    med1.Join(router1, Node::kAsMed);
    nexus.AdvanceTime(kAttachToParentTime);
    VerifyOrQuit(med1.Get<Mle::Mle>().IsChild());

    Ip6::Address x = router1.Get<Mle::Mle>().GetMeshLocalEid();
    BigEndian::WriteUint64(kNonExistentIid, x.GetIid().mFields.m8);

    Log("---------------------------------------------------------------------------------------");
    Log("Step 2: MED_1");

    /**
     * Step 2: MED_1
     * - Description: Harness instructs device to send an ICMPv6 Echo Request to a non-existent mesh-local address X.
     * - Pass Criteria:
     *   - The DUT MUST issue an Address Query Request on MED_1’s behalf.
     *   - The Address Query Request MUST be sent to the Realm-Local All-Routers multicast address (FF03::2).
     *   - CoAP URI-Path: NON POST coap://<FF03::2>
     *   - CoAP Payload:
     *     - Target EID TLV – non-existent mesh-local address X
     *   - An Address Query Notification MUST NOT be received within AQ_TIMEOUT interval.
     */
    med1.SendEchoRequest(x, kEchoIdentifier);
    nexus.AdvanceTime(kAqTimeout);

    Log("---------------------------------------------------------------------------------------");
    Log("Step 3: MED_1");

    /**
     * Step 3: MED_1
     * - Description: Harness instructs device to send an ICMPv6 Echo Request to a non-existent mesh-local address X
     *   before ADDRESS_QUERY_INITIAL_RETRY_DELAY timeout expires.
     * - Pass Criteria:
     *   - The DUT MUST NOT initiate a new Address Query frame.
     */
    nexus.AdvanceTime(kAqRetryDelay / 2);
    med1.SendEchoRequest(x, kEchoIdentifier);
    nexus.AdvanceTime(kAqTimeout);

    Log("---------------------------------------------------------------------------------------");
    Log("Step 4: MED_1");

    /**
     * Step 4: MED_1
     * - Description: Harness instructs device to send an ICMPv6 Echo Request to a non-existent mesh-local address X
     *   after ADDRESS_QUERY_INITIAL_RETRY_DELAY timeout expires.
     * - Pass Criteria:
     *   - The DUT MUST issue an Address Query Request on MED_1’s behalf.
     *   - The Address Query Request MUST be sent to the Realm-Local All-Routers multicast address (FF03::2).
     *   - CoAP URI-Path: NON POST coap://<FF03::2>
     *   - CoAP Payload:
     *     - Target EID TLV – non-existent mesh-local address X
     */
    nexus.AdvanceTime(kAqRetryDelay);
    med1.SendEchoRequest(x, kEchoIdentifier);
    nexus.AdvanceTime(kAqTimeout);

    nexus.SaveTestInfo("test_1_1_5_3_11.json");
}

} // namespace Nexus
} // namespace ot

int main(void)
{
    ot::Nexus::Test5_3_11();
    printf("All tests passed\n");
    return 0;
}
