#include "at.h"
#include "board.h"
#include "drv_gpio.h"
#include "rtatomic.h"
#include "rtthread.h"
#include <rtdevice.h>
#include <stdbool.h>
#include <stdlib.h>

#define LOG_TAG "sim"
#define DBG_LVL DBG_LOG
// #define DBG_LVL DBG_INFO

#define USE_LOG1
#define USE_LOG2
#define USE_LOG3
// #define USE_LOG4
#define USE_LOG5
// #define USE_LOG6
// #define USE_LOG_D
#include "logn.h"

#define BT_UART_NAME       "uart2"
#define BT_RST_PIN         GET_PIN(C, 4)
#define BT_LINK_STATUS_PIN GET_PIN(B, 6)
#define BT_PIN_LINKED      PIN_HIGH
#define BT_PIN_UNLINKED    PIN_LOW
#define BT_AT_LINKED       ((rt_atomic_t)1)
#define BT_AT_UNLINKED     ((rt_atomic_t)0)
#define BT_AT_RETRY_TIMES  3
#define BT_LINK_TIMEOUT_MS 5000

#define BT24_SLEEP     0
#define BT24_POWER_ON  1
#define BT24_AT_READY  2
#define BT24_UNLINK    3
#define BT24_LINKED    4
#define BT24_TRANSPORT 5

static at_client_t at_client;

#define AT_SEND_CMD(cmd, resp)                                                           \
    do                                                                                   \
    {                                                                                    \
        rc = RT_EOK;                                                                     \
        if (at_obj_exec_cmd((at_client), (resp), (cmd)) < 0)                             \
        {                                                                                \
            rc = -RT_ERROR;                                                              \
            goto __exit;                                                                 \
        }                                                                                \
    } while (0)


rt_err_t sim_call(char *phonenum)
{
    rt_err_t rc = RT_EOK;
    at_response_t resp = NULL;

    resp = at_create_resp(256, 1, 5 * RT_TICK_PER_SECOND);
    if (!resp)
    {
        LOG_E("No memory for AT response structure!");
        return -RT_ENOMEM;
    }
    char at_str[32];
    rt_snprintf(at_str, sizeof(at_str), "ATD%s;", phonenum);
    AT_SEND_CMD(at_str, resp);
    at_resp_parse_line_args(resp, 1, "%s", at_str);
    if(!rt_strcasecmp(at_str, "error"))
    {
        LOG_E("Call failed!");
    }
__exit:
    if (resp)
    {
        at_delete_resp(resp);
    }
    return rc;
}

int cmd_at_send(int argc, char**argv)
{
    rt_err_t rc = RT_EOK;
    at_response_t resp = NULL;

    resp = at_create_resp(256, 1, 5 * RT_TICK_PER_SECOND);
    if (!resp)
    {
        LOG_E("No memory for AT response structure!");
        return -RT_ENOMEM;
    }
    char at_str[128];
    AT_SEND_CMD(argv[1], resp);
    
    LOG5("%s",at_resp_get_line(resp, 1));
    LOG5("%s",at_resp_get_line(resp, 2));
__exit:
    if (resp)
    {
        at_delete_resp(resp);
    }
    return rc;
}
MSH_CMD_EXPORT_ALIAS(cmd_at_send, AT_SEND, send AT command);

static void urc_hang_up_handler(struct at_client *client, const char *buf, size_t len)
{
    (void)client;

    LOG3("The call was hung up.");

}

static void urc_ok_handler(struct at_client *client, const char *buf, size_t len)
{
    (void)client;

    LOG3("at receive OK.");

}

static void urc_error_handler(struct at_client *client, const char *buf, size_t len)
{
    (void)client;

    LOG3("at receive ERROR.");

}

static struct at_urc urc_table[] = {
    {"NO CARRIER", "\r\n", urc_hang_up_handler},
    {"OK", "\r\n", urc_ok_handler},
    {"ERROR", "\r\n", urc_error_handler},
};

rt_err_t sim_dev_init()
{
    // cmd_mq = ((struct bt_global *)parameter)->cmd_mq;
    // init pin
    // rt_pin_mode(BT_RST_PIN, PIN_MODE_OUTPUT_OD);
    // rt_pin_mode(BT_LINK_STATUS_PIN, PIN_MODE_INPUT);
    // init cmd lock
    // rt_mutex_init(&cmd_lock, "cmd_lock", RT_IPC_FLAG_FIFO);
    // init at client
    at_client_init(BT_UART_NAME, 128, 128);
    at_client = at_client_get_first();
    if (at_client)
    {
        /* step2：修改串口配置参数 */
        const struct serial_configure config = {
            .baud_rate = BAUD_RATE_115200,               // 修改波特率为 115200
            .data_bits = DATA_BITS_8,                  // 数据位 8
            .stop_bits = STOP_BITS_1,                  // 停止位 1
            .parity = PARITY_NONE,                     // 无奇偶校验位
            .bit_order = BIT_ORDER_LSB,                // 小端模式
            .flowcontrol = RT_SERIAL_FLOWCONTROL_NONE, // 无流控
            .invert = NRZ_NORMAL,                      // NRZ 正常模式
#if defined(RT_USING_SERIAL_V1)
            .bufsz = RT_SERIAL_RB_BUFSZ,
#elif defined(RT_USING_SERIAL_V2)
            .rx_bufsz = BSP_UART2_RX_BUFSIZE, // 修改缓冲区 rx buff size 为 128
            .tx_bufsz = BSP_UART2_TX_BUFSIZE, // 修改缓冲区 tx buff size 为 128
#endif // RT_USING_SERIAL_Vx
        };
        /* step3：控制串口设备。通过控制接口传入命令控制字，与控制参数 */
        rt_device_control(at_client->device, RT_DEVICE_CTRL_CONFIG, (void *)&config);

        /* 添加多种 URC 数据至 URC 列表中，当接收到同时匹配 URC 前缀和后缀的数据，执行
         * URC 函数
         */
        at_set_urc_table(urc_table, sizeof(urc_table) / sizeof(urc_table[0]));
        LOG_I("sim  initialization success");
        return RT_EOK;
    }
    else
    {
        LOG_E("sim  initialization failed");
        return -RT_ERROR;
    }
}