#include "ui_nav.h"

#include "ui.h"
#include "LVGL/lvgl_init.h"
#include "LVGL/lvgl_lottie.h"
#include "remapping.h"

#include "freertos/FreeRTOS.h"
#include "freertos/task.h"

extern lv_obj_t *ui_Screen_Lottie;
// 外部声明：正念状态标志和当前表情ID
extern volatile bool g_mindfulness_active;
extern uint16_t current_emoji_action_id;

static lv_obj_t **nav_get_page_by_idx(int idx)
{
    static lv_obj_t *page_list[6];

    page_list[0] = ui_Screen_Lottie;
    page_list[1] = guider_ui.screen_home_weather;
    page_list[2] = guider_ui.screen_time;
    page_list[3] = guider_ui.screen_pull_down;
    page_list[4] = guider_ui.screen_component;
    page_list[5] = guider_ui.screen_zodiacs;

    if (idx < 0 || idx > 5) {
        return NULL;
    }
    return &page_list[idx];
}

static void nav_load_screen_if_needed(lv_obj_t *target, lv_screen_load_anim_t anim_type)
{
    if (target == NULL) {
        return;
    }
    if (lv_screen_active() == target) {
        return;
    }
    lv_screen_load_anim(target, anim_type, 150, 0, false);
}

/** Same state as after ui_nav_go_by_index, without loading a screen. */
static void nav_apply_index_chrome(int idx)
{
    current_page_idx = idx;
    if (idx == 0) {
        is_ui_mode = false;
        if (current_lottie && lv_obj_is_valid(current_lottie)) {
            lv_obj_remove_flag(current_lottie, LV_OBJ_FLAG_HIDDEN);
            lv_anim_t *a = lv_lottie_get_anim(current_lottie);
            if (a) {
                lv_anim_resume(a);
            }
        }
    } else {
        is_ui_mode = true;
        if (current_lottie && lv_obj_is_valid(current_lottie)) {
            lv_anim_t *a = lv_lottie_get_anim(current_lottie);
            if (a) {
                lv_anim_pause(a);
            }
        }
    }
    if (idle_timer) {
        lv_timer_pause(idle_timer);
    }
}

void ui_nav_interrupt_mindfulness_for_gesture(void)
{
    if (!g_mindfulness_active)
    {
        return;
    }

    ESP_LOGI("ui_nav", "手势切页检测到正念状态，结束正念表情播放");

    /* 仅在确认为正念播放态时，才发送切默认请求。 */
    if (current_emoji_action_id == emoji_event_mindfulness)
    {
        ESP_LOGI("ui_nav", "正在播放正念表情，通知切换到默认表情");
        reset_all_playback_state();
        extern char g_play_lottie_path[128];
        extern const char *default_emoji_path;
        strncpy(g_play_lottie_path, default_emoji_path, sizeof(g_play_lottie_path) - 1);
        g_play_lottie_path[sizeof(g_play_lottie_path) - 1] = '\0';
        if (change_task_handle != NULL)
        {
            xTaskNotify(change_task_handle, (uint32_t)NOTIFY_PLAY_BY_PATH, eSetValueWithOverwrite);
        }
    }

    g_mindfulness_active = false;
}

void ui_nav_go_by_index(int new_idx, lv_screen_load_anim_t anim_type)
{
    lv_obj_t **target_ptr = nav_get_page_by_idx(new_idx);
    if (!target_ptr || (new_idx != 0 && *target_ptr == NULL)) {
        return;
    }

    nav_apply_index_chrome(new_idx);
    nav_load_screen_if_needed(*target_ptr, anim_type);
}

void ui_nav_load_scr_animation(lv_ui *ui, lv_obj_t **new_scr, bool new_scr_del, bool *old_scr_del,
                               ui_setup_scr_t setup_scr, lv_screen_load_anim_t anim_type,
                               uint32_t time, uint32_t delay, bool is_clean, bool auto_del,
                               int16_t page_idx_after)
{
    ui_load_scr_animation(ui, new_scr, new_scr_del, old_scr_del, setup_scr, anim_type, time, delay, is_clean,
                          auto_del);

    if (page_idx_after < 0 || page_idx_after > 5) {
        return;
    }
    if (new_scr == NULL || *new_scr == NULL) {
        return;
    }

    nav_apply_index_chrome((int)page_idx_after);
}

void ui_nav_apply_wake_to_lottie_home(void)
{
    current_page_idx = 0;
    is_ui_mode = false;
    if (current_lottie && lv_obj_is_valid(current_lottie)) {
        lv_obj_remove_flag(current_lottie, LV_OBJ_FLAG_HIDDEN);
        lv_anim_t *a = lv_lottie_get_anim(current_lottie);
        if (a) {
            lv_anim_resume(a);
        }
    }
    if (idle_timer) {
        lv_timer_pause(idle_timer);
    }
    if (ui_Screen_Lottie && lv_obj_is_valid(ui_Screen_Lottie) && lv_screen_active() != ui_Screen_Lottie) {
        lv_screen_load(ui_Screen_Lottie);
    }
}

void ui_nav_calendar_back_to_component(void)
{
    if (guider_ui.screen_component == NULL) {
        return;
    }
    lv_screen_load_anim(guider_ui.screen_component, LV_SCR_LOAD_ANIM_MOVE_RIGHT, 150, 0, true);
    nav_apply_index_chrome(UI_IDX_COMPONENTS);
}

void ui_nav_load_sortition_text_fade(void)
{
    if (guider_ui.screen_sortition_text == NULL || !lv_obj_is_valid(guider_ui.screen_sortition_text)) {
        return;
    }
    lv_screen_load_anim(guider_ui.screen_sortition_text, LV_SCR_LOAD_ANIM_FADE_ON, 150, 0, false);
}

void ui_nav_load_fortune_text_fade(void)
{
    if (guider_ui.screen_fortune_text == NULL || !lv_obj_is_valid(guider_ui.screen_fortune_text)) {
        return;
    }
    lv_screen_load_anim(guider_ui.screen_fortune_text, LV_SCR_LOAD_ANIM_FADE_ON, 150, 0, false);
}

void ui_nav_request_emoji_event(uint32_t emoji_event_bits)
{
    if (change_task_handle == NULL) {
        return;
    }
    (void)xTaskNotify(change_task_handle, emoji_event_bits, eSetValueWithOverwrite);
}

void ui_change_page(int new_idx, lv_screen_load_anim_t anim_type)
{
    ui_nav_go_by_index(new_idx, anim_type);
}