From c54f47138d909bbc5e18fb909ee4d7a62c818f9c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sun, 9 Dec 2018 21:29:18 +0100
Subject: control: add leds control code

---
 control/application.c |  31 ++++++------
 control/ledctl.c      | 127 ++++++++++++++++++++++++++++++++++++++++++++++++++
 control/ledctl.h      |  14 ++++++
 3 files changed, 156 insertions(+), 16 deletions(-)
 create mode 100644 control/ledctl.c
 create mode 100644 control/ledctl.h

diff --git a/control/application.c b/control/application.c
index ce14bf2..c304a84 100644
--- a/control/application.c
+++ b/control/application.c
@@ -2,6 +2,7 @@
 #include <bc_eeprom.h>
 #include <bc_spi.h>
 #include <bc_dice.h>
+#include "ledctl.h"
 
 #define SERVICE_INTERVAL_INTERVAL (60 * 60 * 1000)
 #define BATTERY_UPDATE_INTERVAL (60 * 60 * 1000)
@@ -51,26 +52,24 @@ void tmp112_event_handler(bc_tmp112_t *self, bc_tmp112_event_t event, void *even
 		bc_scheduler_plan_now(APPLICATION_TASK_ID);
 }
 
-int brightness = 0;
-
-void set_brightness() {
-	bc_radio_pub_int("led/brightness/set", &brightness);
-}
-
 void lcd_button_left_event_handler(bc_button_t *self, bc_button_event_t event, void *event_param) {
-	if (event != BC_BUTTON_EVENT_CLICK)
-		return;
-	bc_led_pulse(&led_lcd_blue, 30);
-	brightness = 100;
-	set_brightness();
+	if (event == BC_BUTTON_EVENT_CLICK) {
+		click_left();
+		bc_led_pulse(&led_lcd_blue, 30);
+	} else if (event == BC_BUTTON_EVENT_HOLD) {
+		hold_left();
+		bc_led_pulse(&led_lcd_blue, 500);
+	}
 }
 
 void lcd_button_right_event_handler(bc_button_t *self, bc_button_event_t event, void *event_param) {
-	if (event != BC_BUTTON_EVENT_CLICK)
-		return;
-	bc_led_pulse(&led_lcd_red, 30);
-	brightness = 0;
-	set_brightness();
+	if (event == BC_BUTTON_EVENT_CLICK) {
+		click_right();
+		bc_led_pulse(&led_lcd_red, 30);
+	} else if (event == BC_BUTTON_EVENT_HOLD) {
+		hold_right();
+		bc_led_pulse(&led_lcd_red, 500);
+	}
 }
 
 void battery_event_handler(bc_module_battery_event_t event, void *event_param) {
diff --git a/control/ledctl.c b/control/ledctl.c
new file mode 100644
index 0000000..d6fdd1e
--- /dev/null
+++ b/control/ledctl.c
@@ -0,0 +1,127 @@
+#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;
+	}
+}
diff --git a/control/ledctl.h b/control/ledctl.h
new file mode 100644
index 0000000..d7706c4
--- /dev/null
+++ b/control/ledctl.h
@@ -0,0 +1,14 @@
+#include <bcl.h>
+#include <bc_eeprom.h>
+#include <bc_spi.h>
+#include <bc_dice.h>
+
+#ifndef _LEDCTL_H_
+#define _LEDCTL_H_
+
+void click_left();
+void click_right();
+void hold_left();
+void hold_right();
+
+#endif
-- 
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