//
// Created by MightyPork on 2017/12/22.
//

#include "platform.h"
#include "messages.h"
#include "msg_responses.h"
#include "payload_builder.h"

void com_respond_snprintf(TF_ID frame_id, TF_TYPE type, const char *format, ...)
{
    char buf[ERR_MSG_STR_LEN];
    va_list args;
    va_start(args, format);
    uint32_t len = (uint32_t) fixup_vsnprintf(&buf[0], ERR_MSG_STR_LEN, format, args);
    va_end(args);

    com_respond_buf(frame_id, type, (const uint8_t *) buf, len);
}


void com_respond_buf(TF_ID frame_id, TF_TYPE type, const uint8_t *buf, uint32_t len)
{
    TF_Msg msg = {
        .type = type,
        .frame_id = frame_id,
        .data = buf,
        .len = (TF_LEN) len,
    };

    TF_Respond(comm, &msg);
}


void com_respond_pb(TF_ID frame_id, TF_TYPE type, PayloadBuilder *pb)
{
    uint32_t len;
    uint8_t *buf = pb_close(pb, &len);
    com_respond_buf(frame_id, type, buf, len);
}


void com_respond_ok(TF_ID frame_id)
{
    com_respond_buf(frame_id, MSG_SUCCESS, NULL, 0);
}


void com_send_pb(TF_TYPE type, PayloadBuilder *pb)
{
    uint32_t len;
    uint8_t *buf = pb_close(pb, &len);
    com_send_buf(type, buf, len);
}


void com_send_buf(TF_TYPE type, const uint8_t *buf, uint32_t len)
{
    TF_Msg msg = {
        .type = MSG_UNIT_REPORT,
        .data = buf,
        .len = (TF_LEN) len,
        .type = type,
    };

    TF_Send(comm, &msg); // no listener
}


void com_respond_str(TF_TYPE type, TF_ID frame_id, const char *str)
{
    com_respond_buf(frame_id, type, (const uint8_t *) str, (uint32_t) strlen(str));
}


// ---------------------------------------------------------------------------

static void respond_err(TF_ID frame_id, const char *message)
{
    com_respond_str(MSG_ERROR, frame_id, message);
}


void com_respond_bad_cmd(TF_ID frame_id)
{
    respond_err(frame_id, "BAD COMMAND");
}

void com_respond_error(TF_ID frame_id, error_t error)
{
    if (error == E_SUCCESS)
        com_respond_ok(frame_id);
    else
        respond_err(frame_id, error_get_message(error));
}

// ---------------------------------------------------------------------------

void com_respond_u8(TF_ID frame_id, uint8_t d)
{
    com_respond_buf(frame_id, MSG_SUCCESS, (const uint8_t *) &d, 1);
}


void com_respond_u16(TF_ID frame_id, uint16_t d)
{
    com_respond_buf(frame_id, MSG_SUCCESS, (const uint8_t *) &d, 2);
}


void com_respond_u32(TF_ID frame_id, uint32_t d)
{
    com_respond_buf(frame_id, MSG_SUCCESS, (const uint8_t *) &d, 4);
}