#pragma once

#include <stddef.h>
#include <stdint.h>

// ----------------------
// I2C
// ----------------------
#define ES8311_I2C_ADDR 0x18

// ----------------------
// System
// ----------------------
#define ES8311_RESET 0x00
#define ES8311_CLK_MANAGE 0x01
#define ES8311_CLK_DIV 0x02

// ----------------------
// Power
// ----------------------
#define ES8311_PWR_UP_DOWN 0x0C
#define ES8311_PWR_ANALOG 0x0D

#define ES8311_PWR_DAC_EN (1 << 0)
#define ES8311_PWR_ADC_EN (1 << 1)

// ----------------------
// Audio format
// ----------------------
#define ES8311_SER_FMT 0x10

#define ES8311_FMT_I2S 0x18
#define ES8311_FMT_LEFT 0x10

#define ES8311_WORD_LEN_16 0x10
#define ES8311_WORD_LEN_24 0x20

// ----------------------
// ADC
// ----------------------
#define ES8311_ADC_CTRL1 0x14
#define ES8311_ADC_CTRL2 0x15

#define ES8311_ADC_VOL 0x16

// ----------------------
// DAC
// ----------------------
#define ES8311_DAC_CTRL1 0x17
#define ES8311_DAC_CTRL2 0x18

#define ES8311_DAC_VOL_L 0x33
#define ES8311_DAC_VOL_R 0x34

// ----------------------
// Output
// ----------------------
#define ES8311_HP_CTRL 0x31
#define ES8311_SPK_CTRL 0x32

// ----------------------
// Common
// ----------------------
#define ES8311_RESET_CMD 0x1F
#define ES8311_ALL_ON 0xFF

void es8311_init(void);

void es8311_set_dac_volume(uint8_t vol);
void es8311_set_adc_volume(uint8_t vol);

int audio_write(const int16_t *samples, size_t count);

int audio_read(int16_t *samples, size_t count);

void audio_beep(void);