gree.cpp

#include    <Arduino.h>

#include    "../../shared/data_types.h"
#include    "IRremoteESP8266/IRremoteESP8266.h"
#include    "gree.h"

namespace GREE {

TEMP temp[TEMP_CNT]             = {TEMP_16C, TEMP_17C, TEMP_18C, TEMP_19C, TEMP_20C, TEMP_21C, TEMP_22C, TEMP_23C, TEMP_24C, TEMP_25C, TEMP_26C, TEMP_27C, TEMP_28C, TEMP_29C, TEMP_30C};

void
send_ac_packet                  (const packet packet, IRsend &irsend) {
    u32 temp_id                 = u32_max;
    u32 temp_id_shifted         = u32_max;

    for (u32 i = 0; i < TEMP_CNT; ++i) {
        if (temp[i] == packet.bit.temp) {
            temp_id             = i;
            break;
        }
    }

    u32 tail                    = 0b00000000000001000000000000000000;

    u32 shift                   = SHIFT_INVALID;
    u32 unique_temp_id          = UNIQUE_TEMP_INVALID;
    u32 unique_temp_shifted_id  = UNIQUE_TEMP_SHIFTED_INVALID;

    switch (packet.bit.mode) {
    case MODE_AUTO: {
        shift                   = SHIFT_AUTO;
        unique_temp_id          = UNIQUE_TEMP_AUTO;
        unique_temp_shifted_id  = UNIQUE_TEMP_SHIFTED_AUTO;
    } break;
    case MODE_COOL: {
        shift                   = SHIFT_COOL;
        unique_temp_id          = UNIQUE_TEMP_COOL;
        unique_temp_shifted_id  = UNIQUE_TEMP_SHIFTED_COOL;
    } break;
    case MODE_DRY: {
        shift                   = SHIFT_DRY;
        unique_temp_id          = UNIQUE_TEMP_DRY;
        unique_temp_shifted_id  = UNIQUE_TEMP_SHIFTED_DRY;
    } break;
    case MODE_FAN: {
        shift                   = SHIFT_FAN;
        unique_temp_id          = UNIQUE_TEMP_FAN;
        unique_temp_shifted_id  = UNIQUE_TEMP_SHIFTED_FAN;
    } break;
    case MODE_HEAT: {
        shift                   = SHIFT_HEAT;
        unique_temp_id          = UNIQUE_TEMP_HEAT;
        unique_temp_shifted_id  = UNIQUE_TEMP_SHIFTED_HEAT;
    } break;

    default:
        break;
    }

    temp_id_shifted             = temp_id + shift;

    if (TEMP_RANGE <= temp_id_shifted) {
        temp_id_shifted         = temp_id_shifted - TEMP_RANGE;
    }

    if (packet.bit.swing) {
        tail                    |= 0b10001000000000000000000000000000;

        ++temp_id_shifted;
        ++unique_temp_id;
    }

    if (unique_temp_id == temp_id) {
        tail                    |= TEMP_UNIQUE;
    } else if (packet.bit.swing && TEMP_RANGE == temp_id) {
        tail                    |= temp[unique_temp_shifted_id];
    } else {
        tail                    |= temp[temp_id_shifted];
    }

    if (!packet.bit.power) {
        tail                    ^= 0x000001;
    }

    //
    //
    //

    u32 data                    = packet.storage;
    u32 data_mask               = 0x80000000;

    irsend.enableIROut          (38);
    delay                       (10);

    irsend.mark                 (HDR_MARK);
    irsend.space                (HDR_SPACE);

    for (u32 i = 0; i < 22; ++i) {
        if (data & data_mask) {
            irsend.mark         (BIT_MARK);
            irsend.space        (ONE_SPACE);
        } else {
            irsend.mark         (BIT_MARK);
            irsend.space        (ZERO_SPACE);
        }
        data_mask               >>= 1;
    }

    cu16 fixed_tail             = 0b0001000001010010;   //13 bits
    u16 fixed_tail_mask         = 0b0001000000000000;

    for (u32 i = 0; i < 13; ++i) {
        if (fixed_tail & fixed_tail_mask) {
            irsend.mark         (BIT_MARK);
            irsend.space        (ONE_SPACE);
        } else {
            irsend.mark         (BIT_MARK);
            irsend.space        (ZERO_SPACE);
        }
        fixed_tail_mask         >>= 1;
    }

    irsend.mark                 (BIT_MARK);
    irsend.space                (TAIL_SPACE);

    u32 tail_mask               = 0x80000000; //32 bits

    for (u32 i = 0; i < 32; ++i) {
        if (tail & tail_mask) {
            irsend.mark         (BIT_MARK);
            irsend.space        (ONE_SPACE);

        } else {
            irsend.mark         (BIT_MARK);
            irsend.space        (ZERO_SPACE);
        }

        tail_mask               >>= 1;
    }


    irsend.mark                 (BIT_MARK);
    irsend.space                (0);
}

}; // namespace GREE

//
//
//