#pragma once

#include <furi.h>

#define F_OSC 26e6

/*******************************debug mode*************************************/
// #define     CC1101_DEBUG 1

//******************************CC1101 defines ********************************
//******************************config registers  *****************************
#define CC1101_IOCFG2 0x00 //GDO2 output pin configration
#define CC1101_IOCFG1 0x01 // GDO1 output pin configuration
#define CC1101_IOCFG0 0x02 // GDO0 output pin configuration
#define CC1101_FIFOTHR 0x03 // RX FIFO and TX FIFO thresholds
#define CC1101_SYNC1 0x04 // Sync word, high INT8U
#define CC1101_SYNC0 0x05 // Sync word, low INT8U
#define CC1101_PKTLEN 0x06 // Packet length
#define CC1101_PKTCTRL1 0x07 // Packet automation control
#define CC1101_PKTCTRL0 0x08 // Packet automation control
#define CC1101_ADDR 0x09 // Device address
#define CC1101_CHANNR 0x0A // Channel number
#define CC1101_FSCTRL1 0x0B // Frequency synthesizer control
#define CC1101_FSCTRL0 0x0C // Frequency synthesizer control
#define CC1101_FREQ2 0x0D // Frequency control word, high INT8U
#define CC1101_FREQ1 0x0E // Frequency control word, middle INT8U
#define CC1101_FREQ0 0x0F // Frequency control word, low INT8U
#define CC1101_MDMCFG4 0x10 // Modem configuration
#define CC1101_MDMCFG3 0x11 // Modem configuration
#define CC1101_MDMCFG2 0x12 // Modem configuration
#define CC1101_MDMCFG1 0x13 // Modem configuration
#define CC1101_MDMCFG0 0x14 // Modem configuration
#define CC1101_DEVIATN 0x15 // Modem deviation setting
#define CC1101_MCSM2 0x16 // Main Radio Control State Machine configuration
#define CC1101_MCSM1 0x17 // Main Radio Control State Machine configuration
#define CC1101_MCSM0 0x18 // Main Radio Control State Machine configuration
#define CC1101_FOCCFG 0x19 // Frequency Offset Compensation configuration
#define CC1101_BSCFG 0x1A // Bit Synchronization configuration
#define CC1101_AGCCTRL2 0x1B // AGC control
#define CC1101_AGCCTRL1 0x1C // AGC control
#define CC1101_AGCCTRL0 0x1D // AGC control
#define CC1101_WOREVT1 0x1E // High INT8U Event 0 timeout
#define CC1101_WOREVT0 0x1F // Low INT8U Event 0 timeout
#define CC1101_WORCTRL 0x20 // Wake On Radio control
#define CC1101_FREND1 0x21 // Front end RX configuration
#define CC1101_FREND0 0x22 // Front end TX configuration
#define CC1101_FSCAL3 0x23 // Frequency synthesizer calibration
#define CC1101_FSCAL2 0x24 // Frequency synthesizer calibration
#define CC1101_FSCAL1 0x25 // Frequency synthesizer calibration
#define CC1101_FSCAL0 0x26 // Frequency synthesizer calibration
#define CC1101_RCCTRL1 0x27 // RC oscillator configuration
#define CC1101_RCCTRL0 0x28 // RC oscillator configuration
#define CC1101_FSTEST 0x29 // Frequency synthesizer calibration control
#define CC1101_PTEST 0x2A // Production test
#define CC1101_AGCTEST 0x2B // AGC test
#define CC1101_TEST2 0x2C // Various test settings
#define CC1101_TEST1 0x2D // Various test settings
#define CC1101_TEST0 0x2E // Various test settings

//*********************CC1101 Strobe commands  *********************************
#define CC1101_SRES 0x30 // Reset chip.

// Enable and calibrate frequency synthesizer (if MCSM0.FS_AUTOCAL=1).
// If in RX/TX: Go to a wait state where only the synthesizer is
// running (for quick RX / TX turnaround).
#define CC1101_SFSTXON 0x31

#define CC1101_SXOFF 0x32 // Turn off crystal oscillator.

// Calibrate frequency synthesizer and turn it off
// (enables quick start).
#define CC1101_SCAL 0x33

// Enable RX. Perform calibration first if coming from IDLE and
// MCSM0.FS_AUTOCAL=1.
#define CC1101_SRX 0x34

// In IDLE state: Enable TX. Perform calibration first if
// MCSM0.FS_AUTOCAL=1. If in RX state and CCA is enabled:
// Only go to TX if channel is clear.
#define CC1101_STX 0x35

// Exit RX / TX, turn off frequency synthesizer and exit
// Wake-On-Radio mode if applicable.
#define CC1101_SIDLE 0x36

#define CC1101_SAFC 0x37 // Perform AFC adjustment of the frequency synthesizer
#define CC1101_SWOR 0x38 // Start automatic RX polling sequence (Wake-on-Radio)
#define CC1101_SPWD 0x39 // Enter power down mode when CSn goes high.
#define CC1101_SFRX 0x3A // Flush the RX FIFO buffer.
#define CC1101_SFTX 0x3B // Flush the TX FIFO buffer.
#define CC1101_SWORRST 0x3C // Reset real time clock.

// No operation. May be used to pad strobe commands to two
// INT8Us for simpler software.
#define CC1101_SNOP 0x3D

//**************************CC1101 STATUS REGSITER ****************************
//use burst read to access
#define CC1101_PARTNUM 0x30
#define CC1101_VERSION 0x31
#define CC1101_FREQEST 0x32
#define CC1101_LQI 0x33
#define CC1101_RSSI 0x34
#define CC1101_MARCSTATE 0x35
#define CC1101_WORTIME1 0x36
#define CC1101_WORTIME0 0x37
#define CC1101_PKTSTATUS 0x38
#define CC1101_VCO_VC_DAC 0x39
#define CC1101_TXBYTES 0x3A
#define CC1101_RXBYTES 0x3B
#define CC1101_RCCTRL1_STATUS 0x3C
#define CC1101_RCCTRL_STATUS 0x3D
/****************************cc1101 status ***********************************/
#define CC1101_STATUS_RX 0x0D
#define CC1101_STATUS_TX 0x13

//***********************CC1101 PATABLE,TXFIFO,RXFIFO**************************
#define CC1101_PATABLE 0x3E
#define CC1101_TXFIFO 0x3F
#define CC1101_RXFIFO 0x3F

//******************************* pins ****************************************
// #define SCK_PIN   13
// #define MISO_PIN  12
// #define MOSI_PIN  11
// #define SS_PIN    10
// #define GDO0	8	//pin assignment
// #define GDO2	9
//*****************************CC1101 Config**********************************
//no  pa ramping, output power to 10dBm
#define POWER 0xC0 //output power to maximum
//modulation
#define FSK2 0x00
#define GFSK 0x10
#define ASK 0x30
#define FSK4 0x40
#define MSK 0x70
//******************************** class **************************************//
class CC1101 {
private:
    GpioPin* ss_pin;
    GpioPin miso_pin;
    GpioPin* miso_pin_record;
    GpioPin* gdo0_pin;
    GpioPin* gdo2_pin;

private:
    void SpiMode(uint8_t config);
    uint8_t SpiTransfer(uint8_t value);
    void Reset(void);
    void SpiWriteBurstReg(uint8_t addr, uint8_t* buffer, uint8_t num);
    uint8_t SpiReadReg(uint8_t addr);
    void RegConfigSettings(void);

public:
    CC1101(GpioPin* ss_pin);

    void SpiWriteReg(uint8_t addr, uint8_t value);
    bool SpiSetRegValue(uint8_t reg, uint8_t value, uint8_t msb, uint8_t lsb);
    void SpiReadBurstReg(uint8_t addr, uint8_t* buffer, uint8_t num);
    void SpiInit(void);
    void SpiEnd(void);
    void SetMod(uint8_t mode);
    void SetFreq(uint8_t Freq2, uint8_t Freq1, uint8_t Freq0);
    uint8_t Init(void);
    void SpiStrobe(uint8_t strobe);
    uint8_t SpiReadStatus(uint8_t addr);
    void SetReceive(void);
    void SetTransmit(void);
    void SetChannel(int channel);
    bool setRxBandwidth(float bandwidth);
    bool setBitRate(float bitrate);
};