#include "system/includes.h"
#include "app_config.h"
#include "asm/pwm_led.h"
#include "tone_player.h"
#include "ui_manage.h"
#include "app_main.h"
#include "app_task.h"
#include "asm/charge.h"
#include "app_power_manage.h"
#include "app_charge.h"
#include "user_cfg.h"
#include "audio.h"
#include "vm.h"
#include "sys_time.h"

// 定义时间结构体
typedef struct {
    uint16_t year;    // 年份 (1970-2106)
    uint8_t month;    // 月份 (1-12)
    uint8_t day;      // 日 (1-31)
    uint8_t hour;     // 时 (0-23)
    uint8_t minute;   // 分 (0-59)
    uint8_t second;   // 秒 (0-59)
} DateTime;

DateTime usr_dt;

void parseMillisecondTimestamp(int64_t timestampMs, int64_t timezoneOffset, DateTime *dt);
void usr_set_data_time(int64_t timestampMs, int64_t timezoneOffset)
{
    parseMillisecondTimestamp(timestampMs,timezoneOffset,&usr_dt);
}

extern struct sys_time usr_set_time;

extern void usr_set_sys_time();//设置时间

// 判断是否为闰年
static uint8_t isLeapYear(uint16_t year) {
    if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)) {
        return 1;
    }
    return 0;
}
// 计算从1970年到指定年份之前的总天数
static uint32_t getDaysSinceEpoch(uint16_t year) {
    uint32_t days = 0;
    for (uint16_t y = 1970; y < year; y++) {
        days += isLeapYear(y) ? 366 : 365;
    }
    return days;
}
// 获取指定年份和月份的天数
static uint8_t getDaysInMonth(uint16_t year, uint8_t month) {
    const uint8_t daysInMonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
    if (month == 2 && isLeapYear(year)) {
        return 29;
    }
    if (month >= 1 && month <= 12) {
        return daysInMonth[month - 1];
    }
    return 0;
}

// 解析毫秒级UTC时间戳并应用时区偏移
void parseMillisecondTimestamp(int64_t timestampMs, int64_t timezoneOffset, DateTime *dt)
{
    // 转换为秒（丢弃毫秒部分）
    int64_t timestamp = timestampMs ;/// 1000;

    // 应用时区偏移(转换为秒)
    timestamp += timezoneOffset;// * 3600;
    usr_var.usr_timezoneOffset = timezoneOffset;
    // 处理可能的负值
    if (timestamp < 0) {
        timestamp = 0;
    }

    uint64_t days, seconds, minutes, hours;
    uint16_t year = 1970;
    uint8_t month = 1;

    // 计算秒、分、时
    seconds = timestamp % 60;
    timestamp /= 60;
    minutes = timestamp % 60;
    timestamp /= 60;
    hours = timestamp % 24;
    timestamp /= 24;

    // 计算年月日
    while (1) {
        uint16_t daysInYear = isLeapYear(year) ? 366 : 365;
        if (timestamp >= daysInYear) {
            timestamp -= daysInYear;
            year++;
        } else {
            break;
        }
    }

    while (1) {
        uint8_t daysInMonth = getDaysInMonth(year, month);
        if (timestamp >= daysInMonth) {
            timestamp -= daysInMonth;
            month++;
        } else {
            break;
        }
    }

    // 填充结构体
    dt->year = year;
    dt->month = month;
    dt->day = (uint8_t)(timestamp + 1);
    dt->hour = (uint8_t)hours;
    dt->minute = (uint8_t)minutes;
    dt->second = (uint8_t)seconds;


    usr_set_time.year=dt->year;
    usr_set_time.month=dt->month;
    usr_set_time.day=dt->day;
    usr_set_time.hour=dt->hour;
    usr_set_time.min=dt->minute;
    usr_set_time.sec=dt->second;


    usr_set_sys_time();
}







/*
> 喂食计划设置请求
 * 命令ID： 205
 * 参数说明

| 索引 | 类型   | 描述                                                         | 取值                         |
| ---- | ------ | ------------------------------------------------------------ | ---------------------------- |
| 0    | int32  | 喂食计划个数(最多10个计划)                                   | 0-10                         |
| 0-N  | string | 周计划 + 时间点 + 份数 +开关<br />周计划：ddddddd, 从左到右表示7个，分别表示周一到周日，1表示有效，0表示无效
                  <br />时间点：hhmm, hh表示小时，mm表示分钟<br />份数 ：n  表示份数<br />开关：x  1 表示开，0表示关<br />
                  例如<br />0000001+1828+5+1   表示每周日重复      +18:28+5份粮+开<br />
                            1000001+0928+3+1   表示每周一和周日重复+09:28+3份粮+开<br />
                            1100000+1328+2+0   表示每周一和周二重复+13:28+2份粮+关<br />
                            0000000+1032+1+1   表示单次            +10:32+1份粮+开 | 字符串<br />ddddddd+hhmm+n+x |

*/







// 示例用法

int utc_test_main() {
   /* DateTime dt;
    uint64_t utcTimestamp = 1747568305845; // 2024-05-18 00:00:00 UTC
    int32_t timezoneOffset = 8*60*60; // 东八区(北京时间)

    parseMillisecondTimestamp(utcTimestamp, timezoneOffset, &dt);
    printf("utc_read_sys_time: %d-%d-%d %d:%d:%d\n",
           dt.year,
           dt.month,
           dt.day,
           dt.hour,
           dt.minute,
           dt.second);
    // 现在dt结构体中包含解析后的本地时间信息
    // dt.year = 2024
    // dt.month = 5
    // dt.day = 18
    // dt.hour = 8 (UTC+8)
    // dt.minute = 0
    // dt.second = 0
*/
    return 0;
}