#include "ui_bt.h"
#include "img_bg.h"
#include "kt_ui.h"
#include "kt.h"
#include "key_event_deal.h"
#include "user_cfg.h"
#include "lvgl.h"
#include "drv_st7789.h"

extern void bt_get_play_time(tPlayTime *pt);

static lv_obj_t *bar_progress;
static lv_obj_t *label_curr_time;
static lv_obj_t *label_total_time;

/* 刷新播放时间显示 */
static void ui_bt_refresh_play_time(void)
{
    tPlayTime pt;
    bt_get_play_time(&pt);
    char buf[16];

    /* 当前时间 M:SS */
    lv_snprintf(buf, sizeof(buf), "%" LV_PRIu32 ":%02" LV_PRIu32, pt.curr_min, pt.curr_sec);
    lv_label_set_text(label_curr_time, buf);

    /* 总时间 M:SS */
    lv_snprintf(buf, sizeof(buf), "%" LV_PRIu32 ":%02" LV_PRIu32, pt.total_min, pt.total_sec);
    lv_label_set_text(label_total_time, buf);

    /* 进度条 0~100 */
    u32 total_sec = pt.total_min * 60 + pt.total_sec;
    u32 curr_sec = pt.curr_min * 60 + pt.curr_sec;
    int val = (total_sec > 0) ? (int)(curr_sec * 100 / total_sec) : 0;
    if (val > 100) val = 100;
    lv_bar_set_value(bar_progress, val, LV_ANIM_OFF);
}

void ui_bt_update_play_time(void)
{
    ui_bt_refresh_play_time();
}

lv_obj_t *ui_bt_create(void)
{
    lv_obj_t *scr = lv_obj_create(NULL);
    lv_obj_set_style_bg_img_src(scr, &img_bg, 0);
    lv_obj_set_style_pad_all(scr, 0, 0);
    lv_obj_clear_flag(scr, LV_OBJ_FLAG_SCROLLABLE);

#define TITLE_H   36
#define BAR_W     (LCD_W - 48)
#define BAR_X     24
#define BAR_H     14           /* 加粗进度条 */
#define BAR_Y     (LCD_H - 70) /* 靠下 */
#define TIME_Y    (BAR_Y + BAR_H + 8)

    /* 顶部标题 */
    lv_obj_t *title = lv_label_create(scr);
    lv_label_set_text(title, "BT");
    lv_obj_set_style_text_font(title, &lv_font_montserrat_20, 0);
    lv_obj_set_style_text_color(title, lv_color_hex(0xFFFFFF), 0);
    lv_obj_set_pos(title, 0, 8);
    lv_obj_set_width(title, LCD_W);
    lv_obj_set_style_text_align(title, LV_TEXT_ALIGN_CENTER, 0);

    /* 蓝牙名：屏幕正中 */
    lv_obj_t *label_bt_name = lv_label_create(scr);
    {
        const char *name = bt_get_local_name();
        lv_label_set_text(label_bt_name, (name && name[0]) ? name : "---");
    }
    lv_obj_set_style_text_color(label_bt_name, lv_color_hex(0xFFFFFF), 0);
    lv_obj_set_style_text_font(label_bt_name, &lv_font_montserrat_16, 0);
    lv_obj_set_width(label_bt_name, LCD_W);
    lv_obj_set_style_text_align(label_bt_name, LV_TEXT_ALIGN_CENTER, 0);
    lv_obj_center(label_bt_name);

    /* 进度条：靠下、加粗，背景色调亮便于与背景图区分 */
    bar_progress = lv_bar_create(scr);
    lv_obj_set_size(bar_progress, BAR_W, BAR_H);
    lv_obj_set_pos(bar_progress, BAR_X, BAR_Y);
    lv_bar_set_range(bar_progress, 0, 100);
    lv_bar_set_value(bar_progress, 0, LV_ANIM_OFF);
    lv_obj_set_style_bg_color(bar_progress, lv_color_hex(0xAAAAAA), LV_PART_MAIN);   /* 浅灰，与背景图对比明显 */
    lv_obj_set_style_bg_opa(bar_progress, LV_OPA_70, LV_PART_MAIN);
    lv_obj_set_style_bg_color(bar_progress, lv_color_hex(0x2196F3), LV_PART_INDICATOR);
    lv_obj_set_style_radius(bar_progress, 7, 0);
    lv_obj_set_style_radius(bar_progress, 7, LV_PART_INDICATOR);

    /* 当前时间 / 总时间 标签 */
    label_curr_time = lv_label_create(scr);
    lv_label_set_text(label_curr_time, "0:00");
    lv_obj_set_style_text_color(label_curr_time, lv_color_hex(0xFFFFFF), 0);
    lv_obj_set_style_text_font(label_curr_time, &lv_font_montserrat_16, 0);
    lv_obj_set_pos(label_curr_time, BAR_X, TIME_Y);

    label_total_time = lv_label_create(scr);
    lv_label_set_text(label_total_time, "0:00");
    lv_obj_set_style_text_color(label_total_time, lv_color_hex(0xFFFFFF), 0);
    lv_obj_set_style_text_font(label_total_time, &lv_font_montserrat_16, 0);
    lv_obj_set_pos(label_total_time, BAR_X + BAR_W - 48, TIME_Y);

    ui_bt_refresh_play_time();

    return scr;
}

void ui_bt_on_key(int key_event, int key_value)
{
    (void)key_value;
    switch (key_event)
    {
    case KEY_MUSIC_PREV:
    case KEY_USER_PREV:
        kt_ui_show_page(KT_PAGE_HOME);
        break;
    case KEY_USER_PLAY_TIME_UPDATE:
        ui_bt_refresh_play_time();
        break;
    default:
        break;
    }
}