/* SPDX-License-Identifier: GPL-3.0-or-later

 * Copyright © 2023-2026 The TokTok team.

 */

#include "events_alloc.h"

#include <assert.h>

#include "../attributes.h"

#include "../bin_pack.h"

#include "../bin_unpack.h"

#include "../ccompat.h"

#include "../mem.h"

#include "../tox.h"

#include "../tox_event.h"

#include "../tox_events.h"

#include "../tox_pack.h"

#include "../tox_struct.h"

#include "../tox_unpack.h"

/*****************************************************

 *

 * :: struct and accessors

 *

 *****************************************************/

struct Tox_Event_Group_Peer_Status {

    uint32_t group_number;

    uint32_t peer_id;

    Tox_User_Status status;

};

static void tox_event_group_peer_status_set_group_number(Tox_Event_Group_Peer_Status *_Nonnull group_peer_status, uint32_t group_number)

{

    assert(group_peer_status != nullptr);

    group_peer_status->group_number = group_number;

}

uint32_t tox_event_group_peer_status_get_group_number(const Tox_Event_Group_Peer_Status *group_peer_status)

{

    assert(group_peer_status != nullptr);

    return group_peer_status->group_number;

}

static void tox_event_group_peer_status_set_peer_id(Tox_Event_Group_Peer_Status *_Nonnull group_peer_status, uint32_t peer_id)

{

    assert(group_peer_status != nullptr);

    group_peer_status->peer_id = peer_id;

}

uint32_t tox_event_group_peer_status_get_peer_id(const Tox_Event_Group_Peer_Status *group_peer_status)

{

    assert(group_peer_status != nullptr);

    return group_peer_status->peer_id;

}

static void tox_event_group_peer_status_set_status(Tox_Event_Group_Peer_Status *_Nonnull group_peer_status, Tox_User_Status status)

{

    assert(group_peer_status != nullptr);

    group_peer_status->status = status;

}

Tox_User_Status tox_event_group_peer_status_get_status(const Tox_Event_Group_Peer_Status *group_peer_status)

{

    assert(group_peer_status != nullptr);

    return group_peer_status->status;

}

static void tox_event_group_peer_status_construct(Tox_Event_Group_Peer_Status *_Nonnull group_peer_status)

{

    *group_peer_status = (Tox_Event_Group_Peer_Status) {

        0

    };

}

static void tox_event_group_peer_status_destruct(Tox_Event_Group_Peer_Status *_Nonnull group_peer_status, const Memory *_Nonnull mem)

{

    return;

}

bool tox_event_group_peer_status_pack(

    const Tox_Event_Group_Peer_Status *event, Bin_Pack *bp)

{

    return bin_pack_array(bp, 3)

           && bin_pack_u32(bp, event->group_number)

           && bin_pack_u32(bp, event->peer_id)

           && tox_user_status_pack(event->status, bp);

}

static bool tox_event_group_peer_status_unpack_into(Tox_Event_Group_Peer_Status *_Nonnull event, Bin_Unpack *_Nonnull bu)

{

    assert(event != nullptr);

    if (!bin_unpack_array_fixed(bu, 3, nullptr)) {

        return false;

    }

    return bin_unpack_u32(bu, &event->group_number)

           && bin_unpack_u32(bu, &event->peer_id)

           && tox_user_status_unpack(&event->status, bu);

}

/*****************************************************

 *

 * :: new/free/add/get/size/unpack

 *

 *****************************************************/

const Tox_Event_Group_Peer_Status *tox_event_get_group_peer_status(const Tox_Event *event)

{

    return event->type == TOX_EVENT_GROUP_PEER_STATUS ? event->data.group_peer_status : nullptr;

}

Tox_Event_Group_Peer_Status *tox_event_group_peer_status_new(const Memory *mem)

{

    Tox_Event_Group_Peer_Status *const group_peer_status =

        (Tox_Event_Group_Peer_Status *)mem_alloc(mem, sizeof(Tox_Event_Group_Peer_Status));

    if (group_peer_status == nullptr) {

        return nullptr;

    }

    tox_event_group_peer_status_construct(group_peer_status);

    return group_peer_status;

}

void tox_event_group_peer_status_free(Tox_Event_Group_Peer_Status *group_peer_status, const Memory *mem)

{

    if (group_peer_status != nullptr) {

        tox_event_group_peer_status_destruct(group_peer_status, mem);

    }

    mem_delete(mem, group_peer_status);

}

static Tox_Event_Group_Peer_Status *_Nullable tox_events_add_group_peer_status(Tox_Events *_Nonnull events, const Memory *_Nonnull mem)

{

    Tox_Event_Group_Peer_Status *const group_peer_status = tox_event_group_peer_status_new(mem);

    if (group_peer_status == nullptr) {

        return nullptr;

    }

    Tox_Event event;

    event.type = TOX_EVENT_GROUP_PEER_STATUS;

    event.data.group_peer_status = group_peer_status;

    if (!tox_events_add(events, &event)) {

        tox_event_group_peer_status_free(group_peer_status, mem);

        return nullptr;

    }

    return group_peer_status;

}

bool tox_event_group_peer_status_unpack(

    Tox_Event_Group_Peer_Status **event, Bin_Unpack *bu, const Memory *mem)

{

    assert(event != nullptr);

    assert(*event == nullptr);

    *event = tox_event_group_peer_status_new(mem);

    if (*event == nullptr) {

        return false;

    }

    return tox_event_group_peer_status_unpack_into(*event, bu);

}

static Tox_Event_Group_Peer_Status *_Nullable tox_event_group_peer_status_alloc(Tox_Events_State *_Nonnull state)

{

    if (state->events == nullptr) {

        return nullptr;

    }

    Tox_Event_Group_Peer_Status *group_peer_status = tox_events_add_group_peer_status(state->events, state->mem);

    if (group_peer_status == nullptr) {

        state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;

        return nullptr;

    }

    return group_peer_status;

}

/*****************************************************

 *

 * :: event handler

 *

 *****************************************************/

void tox_events_handle_group_peer_status(

    Tox *_Nonnull tox,

    uint32_t group_number,

    uint32_t peer_id,

    Tox_User_Status status,

    void *_Nullable user_data)

{

    Tox_Events_State *state = tox_events_alloc(user_data);

    Tox_Event_Group_Peer_Status *group_peer_status = tox_event_group_peer_status_alloc(state);

    if (group_peer_status == nullptr) {

        return;

    }

    tox_event_group_peer_status_set_group_number(group_peer_status, group_number);

    tox_event_group_peer_status_set_peer_id(group_peer_status, peer_id);

    tox_event_group_peer_status_set_status(group_peer_status, status);

}

void tox_events_handle_group_peer_status_dispatch(Tox *tox, const Tox_Event_Group_Peer_Status *event, void *user_data)

{

    if (tox->group_peer_status_callback == nullptr) {

        return;

    }

    tox_unlock(tox);

    tox->group_peer_status_callback(tox, event->group_number, event->peer_id, event->status, user_data);

    tox_lock(tox);

}