#pragma once

#include <stdbool.h>
#include <stdint.h>

#include "esp_err.h"
#include "driver/i2c_master.h"

// Initialize the panel-side MCU over I2C, then bring up the DSI link in
// video (DPI) mode. Safe to call when the panel is not attached — returns
// an error and lets the rest of the firmware keep running.
esp_err_t display_init(void);

bool      display_is_up(void);

// The Hosyond's I2C bus carries both the panel-MCU (0x45) and the touch
// IC (0x38). Display owns the bus; touch shares it via this getter.
// Returns NULL before display_init() succeeds.
i2c_master_bus_handle_t display_i2c_bus(void);

// 0–100, gamma-corrected to 0–255 on the panel-MCU PWM register.
// brightness=0 is fully off (backlight enable line de-asserted).
esp_err_t display_set_brightness(uint8_t brightness_0_100);

// Sleep / wake hooks for the wake/sleep state machine (M6).
// Sleep cuts backlight; wake restores last brightness.
esp_err_t display_sleep(void);
esp_err_t display_wake(void);

// Blit an RGB565 source image to the panel, applying the current
// orientation. Source dimensions must match the effective resolution:
//   portrait  -> src is 480x800 (rotated 90° CW into the 800x480 panel)
//   landscape -> src is 800x480 (copied 1:1)
// CPU-rotation + format-conversion path used by local_screens for the
// info / loading screens (cold path). /frame uses the zero-copy
// BGR888 path below.
esp_err_t display_present_rgb565(const uint16_t *src,
                                 uint16_t        src_w,
                                 uint16_t        src_h);

// Zero-copy hot path. Source is already 800x480 with bytes in [B, G, R]
// memory order (i.e. the format the panel pipeline natively wants);
// hand it straight to esp_lcd_panel_draw_bitmap. No CPU pixel work, no
// format conversion, no rotation — Scrypted is responsible for sending
// the buffer pre-rotated and pre-scaled to panel-native dimensions.
esp_err_t display_present_bgr888(const void *bgr888);