package main

import (
	"image/color"
	"machine"
	"time"

	"tinygo.org/x/drivers/axp192"
	"tinygo.org/x/drivers/st7735"
)

func main() {
	i2c := machine.I2C0

	i2c.Configure(machine.I2CConfig{
		Frequency: 100e3,
		SCL:       machine.GPIO22,
		SDA:       machine.GPIO21,
	})

	axp := axp192.New(i2c)
	axp.SetLDOEnable(2, true)

	machine.SPI2.Configure(machine.SPIConfig{
		Frequency: 27000000,
		SCK:       machine.GPIO13,
		SDO:       machine.GPIO15,
	})
	time.Sleep(time.Second)
	display := st7735.New(
		machine.SPI2,
		machine.GPIO18,
		machine.GPIO23,
		machine.GPIO5,
		machine.NoPin,
	)
	display.Configure(st7735.Config{
		Model:  st7735.MINI80x160,
		Width:  80,
		Height: 160,
		// ColumnOffset: 26,
		// RowOffset:    1,
		Rotation: st7735.ROTATION_270,
	})

	red := color.RGBA{255, 0, 0, 255}
	blue := color.RGBA{0, 0, 255, 255}
	black := color.RGBA{0, 0, 0, 255}

	display.FillScreen(black)
	time.Sleep(500 * time.Millisecond)
	display.FillScreen(red)
	time.Sleep(500 * time.Millisecond)
	display.FillScreen(black)

	led := machine.GPIO10
	led.Configure(machine.PinConfig{Mode: machine.PinOutput})
	led.Set(true)

	buttonA := machine.GPIO37
	buttonA.Configure(machine.PinConfig{Mode: machine.PinInput})

	buttonB := machine.GPIO39
	buttonB.Configure(machine.PinConfig{Mode: machine.PinInput})

	for {
		// display.FillScreen(red)
		// time.Sleep(500 * time.Millisecond)
		// display.FillScreen(black)
		// time.Sleep(500 * time.Millisecond)

		valueA := buttonA.Get()
		valueB := buttonB.Get()

		if !valueA {
			display.FillRectangle(0, 0, 80, 80, red)
		} else {
			display.FillRectangle(0, 0, 80, 80, black)
		}

		if !valueB {
			display.FillRectangle(80, 0, 80, 80, blue)
		} else {
			display.FillRectangle(80, 0, 80, 80, black)
		}
	}
}