#include "ledctl.h"

enum {
	MODE_SOLID_RED,
	MODE_SOLID_GREEN,
	MODE_SOLID_BLUE,
	MODE_SOLID_YELLOW,
	MODE_RAINBOW,
} mode;
int brightness = 7;
int enabled = 0;
int current_brightness = 0;

const char *mode_string[] = {
	[MODE_SOLID_RED] = "#FF0000",
	[MODE_SOLID_GREEN] = "#00FF00",
	[MODE_SOLID_BLUE] = "#0000FF",
	[MODE_SOLID_YELLOW] = "#FFFF00",
	[MODE_RAINBOW] = "{\"type\":\"rainbow\", \"wait\":50}",
};


enum {
	STATE_DEFAULT,
	STATE_COLOR_SELECT,
	STATE_BRIGHTNESS_SELECT,
} state = STATE_DEFAULT;


void update_brightness() {
	if (!enabled)
		current_brightness = 0;
	else
		current_brightness = brightness > 7 ? 100 : (1 << (brightness - 1));
	bc_radio_pub_int("led/brightness/set", &current_brightness);
}

void update_mode() {
	if (mode == MODE_RAINBOW)
		bc_radio_pub_string("led/effect/set", mode_string[mode]);
	else
		bc_radio_pub_string("led/color/set", mode_string[mode]);
}

void click_left() {
	switch (state) {
		case STATE_DEFAULT:
			enabled = 1;
			update_brightness();
			break;
		case STATE_BRIGHTNESS_SELECT:
			if (brightness <= 8)
				brightness++;
			update_brightness();
			break;
		case STATE_COLOR_SELECT:
			if (mode >= MODE_RAINBOW)
				mode = MODE_SOLID_RED;
			else
				mode++;
			update_mode();
			break;
		default:
			break;
	}
}

void click_right() {
	switch (state) {
		case STATE_DEFAULT:
			enabled = 0;
			update_brightness();
			break;
		case STATE_BRIGHTNESS_SELECT:
			if (brightness >= 1)
				brightness--;
			update_brightness();
			break;
		case STATE_COLOR_SELECT:
			if (mode <= MODE_SOLID_RED)
				mode = MODE_RAINBOW;
			else
				mode--;
			update_mode();
			break;
		default:
			break;
	}
}

void hold_left() {
	switch (state) {
		case STATE_DEFAULT:
			state = STATE_BRIGHTNESS_SELECT;
			// TODO update image
			break;
		case STATE_COLOR_SELECT:
			state = STATE_COLOR_SELECT;
			// TODO
			break;
		case STATE_BRIGHTNESS_SELECT:
			state = STATE_DEFAULT;
			// TODO
			break;
		default:
			break;
	}
}

void hold_right() {
	switch (state) {
		case STATE_DEFAULT:
			state = STATE_COLOR_SELECT;
			// TODO update image
			break;
		case STATE_COLOR_SELECT:
			state = STATE_DEFAULT;
			// TODO
			break;
		case STATE_BRIGHTNESS_SELECT:
			state = STATE_BRIGHTNESS_SELECT;
			// TODO
			break;
		default:
			break;
	}
}