/****************************************************************************/
/* bleproto.c
 *
 * Copyright (C) 2024 四川迈科创智科技有限公司
 *
 ****************************************************************************/

/****************************************************************************/
/* Included Files                                                           */
/****************************************************************************/

#include "bleproto.h"

/****************************************************************************/
/* Trace Definitions                                                        */
/****************************************************************************/

/****************************************************************************/
/* Pre-processor Definitions                                                */
/****************************************************************************/

/****************************************************************************/
/* Private Types                                                            */
/****************************************************************************/

/****************************************************************************/
/* Private Function Prototypes                                              */
/****************************************************************************/

/****************************************************************************/
/* Private Data                                                             */
/****************************************************************************/

/****************************************************************************/
/* Public Data                                                              */
/****************************************************************************/

/****************************************************************************/
/* Private Functions                                                        */
/****************************************************************************/

/****************************************************************************/
/* Public Functions                                                         */
/****************************************************************************/

const char *libbleproto_version(void)
{
    return BLEPROTO_API_VERSION;
}

uint8_t bleproto_advdata_encode4bind(
    uint8_t data[31],
    int8_t txpower,
    uint8_t manucode[BLEPROTO_ADV_TLV_LENGTH_MANUCODE],
    uint8_t pcode[BLE_PROTO_ADV_LENGTH_PCODE],
    uint8_t prodcode[BLEPROTO_ADV_TLV_LENGTH_PRODCODE])
{
    bleproto_adv_t adv = {0};
    /* adv1 */
    {
        adv.adv1.length = 0x02;
        adv.adv1.ad_type = BLEPROTO_ADV_TYPE_FLAGS;
        adv.adv1.ad_data = 0x06;
    }
    /* adv2 */
    // clang-format off
    {
        adv.adv2.length  = 0x1B;
        adv.adv2.ad_type = BLEPROTO_ADV_TYPE_SVC_DATA_UUID16;


        adv.adv2.ad_data.service_data.uuid = BLEPROTO_ADV_SERVICE_UUID_TOBIND;
        /* spec_data */
        bleproto_adv_specdata_t *spec_data =
            &adv.adv2.ad_data.service_data.spec_data;

        spec_data->version  = BLEPORTO_ADV_SERVICE_SPEC_DATA_VER;
        spec_data->business = BELPROTO_ADV_SERVICE_SPEC_DATA_BUSINESS_NEARFIND;
        spec_data->rfu[0]   = 0;
        spec_data->rfu[1]   = 0;
        spec_data->txpower  = txpower;

        spec_data->manucode.type     = BLEPROTO_ADV_TLV_TYPE_MANUCODE;
        spec_data->manucode.length   = BLEPROTO_ADV_TLV_LENGTH_MANUCODE;
        memcpy(spec_data->manucode.value, manucode, BLEPROTO_ADV_TLV_LENGTH_MANUCODE);

        spec_data->prodcode.type     = BLEPROTO_ADV_TLV_TYPE_PRODCODE;
        spec_data->prodcode.length   = BLEPROTO_ADV_TLV_LENGTH_PRODCODE;
        memcpy(spec_data->prodcode.value, prodcode, BLEPROTO_ADV_TLV_LENGTH_PRODCODE);

        spec_data->separator = 0xFF;

        memcpy(spec_data->selfdata, pcode, BLE_PROTO_ADV_LENGTH_PCODE);
        // spec_data->selfdata[0] = 0X30;
        // spec_data->selfdata[1] = 0X30;
        // spec_data->selfdata[2] = 0X30;
        // spec_data->selfdata[3] = 0X30;
        // spec_data->selfdata[4] = 0X30;
        // spec_data->selfdata[5] = 0X30;
    }
    // clang-format on

    return bleproto_advdata_serialize(&adv, data, 31);
}

void bleproto_advdata_encode4heartbeat(
    uint8_t data[31],
    int8_t txpower,
    uint8_t gwmac[6],
    uint8_t manucode[BLEPROTO_ADV_TLV_LENGTH_MANUCODE],
    uint8_t pcode[BLE_PROTO_ADV_LENGTH_PCODE],
    uint8_t prodcode[BLEPROTO_ADV_TLV_LENGTH_PRODCODE])
{
    bleproto_adv_t adv = {0};
    /* adv1 */
    {
        adv.adv1.length = 0x02;
        adv.adv1.ad_type = BLEPROTO_ADV_TYPE_FLAGS;
        adv.adv1.ad_data = 0x06;
    }
    /* adv2 */
    // clang-format off
    {
        adv.adv2.length  = 0x1B;
        adv.adv2.ad_type = BLEPROTO_ADV_TYPE_MFG_DATA;
        /* mfg_data */
        bleproto_advdata_mfg_t *mfg_data = &adv.adv2.ad_data.mfg_data;

        memcpy(mfg_data->siot, pcode, BLE_PROTO_ADV_LENGTH_PCODE);
        #if 0
        mfg_data->siot[0] = 'S';
        mfg_data->siot[1] = 'I';
        mfg_data->siot[2] = 'O';
        mfg_data->siot[3] = 'T';
        mfg_data->siot[4] = '-';
        mfg_data->siot[5] = '1';
        #endif

        /* HEARTBEAT */
        mfg_data->flag = BLEPROTO_ADV_FLAG_HEARTBEAT;

        mfg_data->txpower  = txpower;
        memcpy(mfg_data->gwmac, gwmac, 6);

        mfg_data->manucode.type     = BLEPROTO_ADV_TLV_TYPE_MANUCODE;
        mfg_data->manucode.length   = BLEPROTO_ADV_TLV_LENGTH_MANUCODE;
        memcpy(mfg_data->manucode.value, manucode, BLEPROTO_ADV_TLV_LENGTH_MANUCODE);

        mfg_data->prodcode.type     = BLEPROTO_ADV_TLV_TYPE_PRODCODE;
        mfg_data->prodcode.length   = BLEPROTO_ADV_TLV_LENGTH_PRODCODE;
        memcpy(mfg_data->prodcode.value, prodcode, BLEPROTO_ADV_TLV_LENGTH_PRODCODE);
    }
    // clang-format on

    (void)bleproto_advdata_serialize(&adv, data, 31);
}

uint8_t bleproto_advdata_encode4reconn(
    uint8_t data[31],
    int8_t txpower,
    uint8_t gwmac[6],
    uint8_t manucode[BLEPROTO_ADV_TLV_LENGTH_MANUCODE],
    uint8_t pcode[BLE_PROTO_ADV_LENGTH_PCODE],
    uint8_t prodcode[BLEPROTO_ADV_TLV_LENGTH_PRODCODE])
{
    bleproto_adv_t adv = {0};
    /* adv1 */
    {
        adv.adv1.length = 0x02;
        adv.adv1.ad_type = BLEPROTO_ADV_TYPE_FLAGS;
        adv.adv1.ad_data = 0x06;
    }
    /* adv2 */
    // clang-format off
    {
        adv.adv2.length  = 0x1B;
        adv.adv2.ad_type = BLEPROTO_ADV_TYPE_MFG_DATA;
        /* mfg_data */
        bleproto_advdata_mfg_t *mfg_data = &adv.adv2.ad_data.mfg_data;

        memcpy(mfg_data->siot, pcode, BLE_PROTO_ADV_LENGTH_PCODE);
        #if 0
        mfg_data->siot[0] = 'S';
        mfg_data->siot[1] = 'I';
        mfg_data->siot[2] = 'O';
        mfg_data->siot[3] = 'T';
        mfg_data->siot[4] = '-';
        mfg_data->siot[5] = '1';
        #endif

        /* RECONNECT */
        mfg_data->flag = BLEPROTO_ADV_FLAG_RECONNECT;

        mfg_data->txpower  = txpower;
        memcpy(mfg_data->gwmac, gwmac, 6);
        
        mfg_data->manucode.type     = BLEPROTO_ADV_TLV_TYPE_MANUCODE;
        mfg_data->manucode.length   = BLEPROTO_ADV_TLV_LENGTH_MANUCODE;
        memcpy(mfg_data->manucode.value, manucode, BLEPROTO_ADV_TLV_LENGTH_MANUCODE);

        mfg_data->prodcode.type     = BLEPROTO_ADV_TLV_TYPE_PRODCODE;
        mfg_data->prodcode.length   = BLEPROTO_ADV_TLV_LENGTH_PRODCODE;
        memcpy(mfg_data->prodcode.value, prodcode, BLEPROTO_ADV_TLV_LENGTH_PRODCODE);
    }
    // clang-format on

    return bleproto_advdata_serialize(&adv, data, 31);
}

int bleproto_advdata_decode(const uint8_t *data,
                            uint8_t len,
                            bleproto_adv_t *adv)
{
    return bleproto_advdata_deserialize(data, len, adv);
}

int bleproto_appdata_encode(uint8_t *txbuf,
                            uint16_t size,
                            uint8_t packetlen,
                            bleproto_appdata_desc_t *desc)
{
    int rc;
    uint16_t txbuf_size = size;

    /*
     * appdata.data[] 在 SMALL 模式下约 2.3KB，供 JSON/OTA 编码中间缓冲。
     * JB 55AA 透传可走 bleproto_appdata_wrap_raw，不必经本函数。
     * 此处用 static，避免在调用方任务栈上临时分配。
     */
    static bleproto_appdata_t s_enc_appdata;
    bleproto_appdata_t *appdata = &s_enc_appdata;

    /* header */
    {
        appdata->header = desc->header;
    }
    /* data */
    if (appdata->header.msgtype == BLEPROTO_APPDATA_MSGTYPE_REQ)
    {
        switch (appdata->header.serviceid)
        {
        case E_BLEPROTO_SERVICE_ID_DEVICEINFO:
            rc = bleproto_encjson_deviceinfo_req(&desc->datast.deviceinfo_req,
                                                 appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHSETUP:
            rc = bleproto_encjson_authsetup_req(&desc->datast.authsetup_req,
                                                appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHDELETE:
            rc = bleproto_encjson_authdelete_req(&desc->datast.authdelete_req,
                                                 appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD:
            rc = bleproto_encjson_runcmd_req(&desc->datast.runcmd_req,
                                             appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD:
            rc = bleproto_encjson_reportcmd_req(&desc->datast.reportcmd_req,
                                                appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_DOACTION:
            rc = bleproto_encjson_doaction_req(&desc->datast.doaction_req,
                                               appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_OTANOTIFY:
            rc = bleproto_encjson_otanotify_req(&desc->datast.otanotify_req,
                                                appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA:
            rc = bleproto_encjson_otadata_req(&desc->datast.otadata_req,
                                              appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD_V2:
            rc = ble_proto_pack(&desc->datast.runcmd_v2_req, appdata->data, sizeof(appdata->data));
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD_V2:
            rc = ble_proto_pack(&desc->datast.reportcmd_v2_req, appdata->data, sizeof(appdata->data));
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA_V2:
            rc = ble_proto_pack(&desc->datast.otadata_v2_req, appdata->data, sizeof(appdata->data));
            break;
        default:
            /* unkown serviceid */
            return (-1);
        }
    }
    else if (appdata->header.msgtype == BLEPROTO_APPDATA_MSGTYPE_RSP)
    {
        switch (appdata->header.serviceid)
        {
        case E_BLEPROTO_SERVICE_ID_DEVICEINFO:
            rc = bleproto_encjson_deviceinfo_rsp(&desc->datast.deviceinfo_rsp,
                                                 appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHSETUP:
            rc = bleproto_encjson_authsetup_rsp(&desc->datast.authsetup_rsp,
                                                appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHDELETE:
            rc = bleproto_encjson_authdelete_rsp(&desc->datast.authdelete_rsp,
                                                 appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD:
            rc = bleproto_encjson_runcmd_rsp(&desc->datast.runcmd_rsp,
                                             appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD:
            rc = bleproto_encjson_reportcmd_rsp(&desc->datast.reportcmd_rsp,
                                                appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_DOACTION:
            rc = bleproto_encjson_doaction_rsp(&desc->datast.doaction_rsp,
                                               appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_OTANOTIFY:
            rc = bleproto_encjson_otanotify_rsp(&desc->datast.otanotify_rsp,
                                                appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA:
            rc = bleproto_encbin_otadata_rsp(&desc->datast.otadata_rsp,
                                             appdata->data);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD_V2:
            rc = ble_proto_pack(&desc->datast.runcmd_v2_rsp, appdata->data, sizeof(appdata->data));
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD_V2:
            rc = ble_proto_pack(&desc->datast.reportcmd_v2_rsp, appdata->data, sizeof(appdata->data));
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA_V2:
            rc = ble_proto_pack(&desc->datast.otadata_v2_rsp, appdata->data, sizeof(appdata->data));
            break;
        default:
            /* unkown serviceid */
            return (-1);
        }
    }
    else
    {
        /* unkown msgtype */
        return (-1);
    }
    /* failed to encjson struct */
    if (rc <= 0)
    {
        return (-1);
    }

    /* datalen */
    appdata->header.datalen = (uint16_t)rc;

    /* appdata_serialize */
    return bleproto_appdata_serialize(appdata, packetlen, txbuf, txbuf_size);
}

int bleproto_appdata_decode(uint8_t *rxbuf,
                            uint16_t len,
                            bleproto_appdata_desc_t *desc)
{
    int rc, rlen;

    /*
     * V2(ble_proto_unpack) 零拷贝：bytes_data 等指向 appdata.data。
     * 若用栈局部变量，函数返回后指针悬空，usr_run_cmd_code_v2 会踩坏数据。
     * 使用 static，保证 desc 内指针在下次 decode 前有效。
     */
    static bleproto_appdata_t s_appdata;
    bleproto_appdata_t *appdata = &s_appdata;

    /* appdata_deserialize */
    rlen = bleproto_appdata_deserialize(rxbuf, len, appdata);
    if (rlen <= 0)
    {
        return (rlen);
    }

    /* header */
    {
        desc->header = appdata->header;
    }
    /* data */
    if (appdata->header.msgtype == BLEPROTO_APPDATA_MSGTYPE_REQ)
    {
        switch (appdata->header.serviceid)
        {
        case E_BLEPROTO_SERVICE_ID_DEVICEINFO:
            rc = bleproto_decjson_deviceinfo_req(appdata->data,
                                                 appdata->header.datalen,
                                                 &desc->datast.deviceinfo_req);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHSETUP:
            rc = bleproto_decjson_authsetup_req(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.authsetup_req);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHDELETE:
            rc = bleproto_decjson_authdelete_req(appdata->data,
                                                 appdata->header.datalen,
                                                 &desc->datast.authdelete_req);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD:
            rc = bleproto_decjson_runcmd_req(appdata->data,
                                             appdata->header.datalen,
                                             &desc->datast.runcmd_req);
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD:
            rc = bleproto_decjson_reportcmd_req(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.reportcmd_req);
            break;
        case E_BLEPROTO_SERVICE_ID_DOACTION:
            rc = bleproto_decjson_doaction_req(appdata->data,
                                               appdata->header.datalen,
                                               &desc->datast.doaction_req);
            break;
        case E_BLEPROTO_SERVICE_ID_OTANOTIFY:
            rc = bleproto_decjson_otanotify_req(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.otanotify_req);
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA:
            rc = bleproto_decjson_otadata_req(appdata->data,
                                              appdata->header.datalen,
                                              &desc->datast.otadata_req);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD_V2:
            printf("runcmd_v2_req \n");
            rc = ble_proto_unpack(appdata->data, appdata->header.datalen, &desc->datast.runcmd_v2_req);
            printf("runcmd_v2_req rc = %d \n", rc);
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD_V2:
            printf("reportcmd_v2_req \n");
            rc = ble_proto_unpack(appdata->data, appdata->header.datalen, &desc->datast.reportcmd_v2_req);
            printf("reportcmd_v2_req rc = %d \n", rc);
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA_V2:
            printf("otadata_v2_req \n");
            rc = ble_proto_unpack(appdata->data, appdata->header.datalen, &desc->datast.otadata_v2_req);
            printf("otadata_v2_req rc = %d \n", rc);
            break;
        default:
            /* unkown serviceid */
            return (-1);
        }
    }
    else if (appdata->header.msgtype == BLEPROTO_APPDATA_MSGTYPE_RSP)
    {
        switch (appdata->header.serviceid)
        {
        case E_BLEPROTO_SERVICE_ID_DEVICEINFO:
            rc =
                bleproto_decjson_deviceinfo_rsp(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.deviceinfo_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHSETUP:
            rc = bleproto_decjson_authsetup_rsp(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.authsetup_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_AUTHDELETE:
            rc =
                bleproto_decjson_authdelete_rsp(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.authdelete_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD:
            rc = bleproto_decjson_runcmd_rsp(appdata->data,
                                             appdata->header.datalen,
                                             &desc->datast.runcmd_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD:
            rc = bleproto_decjson_reportcmd_rsp(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.reportcmd_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_DOACTION:
            rc = bleproto_decjson_doaction_rsp(appdata->data,
                                               appdata->header.datalen,
                                               &desc->datast.doaction_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_OTANOTIFY:
            rc = bleproto_decjson_otanotify_rsp(appdata->data,
                                                appdata->header.datalen,
                                                &desc->datast.otanotify_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA:
            rc = bleproto_debin_otadata_rsp(appdata->data,
                                            appdata->header.datalen,
                                            &desc->datast.otadata_rsp);
            break;
        case E_BLEPROTO_SERVICE_ID_RUNCMD_V2:
            printf("runcmd_v2_rsp \n");
            rc = ble_proto_unpack(appdata->data, appdata->header.datalen, &desc->datast.runcmd_v2_rsp);
            printf("runcmd_v2_rsp rc = %d \n", rc);
            break;
        case E_BLEPROTO_SERVICE_ID_REPORTCMD_V2:
            printf("reportcmd_v2_rsp \n");
            rc = ble_proto_unpack(appdata->data, appdata->header.datalen, &desc->datast.reportcmd_v2_rsp);
            printf("reportcmd_v2_rsp rc = %d \n", rc);
            break;
        case E_BLEPROTO_SERVICE_ID_OTADATA_V2:
            printf("otadata_v2_rsp \n");
            rc = ble_proto_unpack(appdata->data, appdata->header.datalen, &desc->datast.otadata_v2_rsp);
            printf("otadata_v2_rsp rc = %d \n", rc);
            break;
        default:
            /* unkown serviceid */
            return (-1);
        }
    }
    else
    {
        /* unkown msgtype */
        return (-1);
    }
    /* failed to decjson struct */
    if (rc < 0)
    {
        return (-1);
    }

    return (rlen);
}
/****************************************************************************/
/*                                                                          */
/*  End of file.                                                            */
/*                                                                          */
/****************************************************************************/