From 86d213e7219db6085f0b2b5a37426513082fe1bc Mon Sep 17 00:00:00 2001
From: velvettear <daniel.sommer@velvettear.de>
Date: Mon, 28 Feb 2022 02:14:12 +0100
Subject: [PATCH] set all leds to the same color if 'random'

---
 libs/blinkstick.js | 29 +++++++++++++++++++++++++++++
 libs/parser.js     |  1 +
 2 files changed, 30 insertions(+)

diff --git a/libs/blinkstick.js b/libs/blinkstick.js
index 127a9ef..4c52c14 100644
--- a/libs/blinkstick.js
+++ b/libs/blinkstick.js
@@ -2,6 +2,8 @@ const logger = require('./logger.js');
 const util = require('./util.js');
 const blinkstick = require('blinkstick');
 
+const RANDOM = require('./parser').COLOR_RANDOM;
+
 const ALL = 'all';
 
 const MODE_SET = 'set';
@@ -55,6 +57,9 @@ async function simple(config) {
     for (let index = 0; index < indices.length; index++) {
         const tmpConfig = JSON.parse(JSON.stringify(config));
         await singleAnimation(tmpConfig, indices[index]);
+        if (index === 0) {
+            config = setColorIfRandom(config);
+        }
     }
     return {
         status: 'ok',
@@ -78,6 +83,9 @@ async function complex(config) {
         }
         const tmpConfig = JSON.parse(JSON.stringify(config));
         await singleAnimation(tmpConfig, indices[index]);
+        if (index === 0) {
+            config = setColorIfRandom(config);
+        }
         config.repetitions.done++;
     }
     return await complex(config);
@@ -148,6 +156,27 @@ function getIndices(blinkstickConfig) {
     return [blinkstickConfig.options.index];
 }
 
+async function getColor(index) {
+    if (index === undefined) {
+        index = 0;
+    }
+    logger.debug('getting color for led with index \'' + index + '\'');
+    const blinkstick = await findBlinkstick();
+    return await new Promise((resolve, reject) => {
+        blinkstick.getColorString(index, (color) => {
+            logger.debug('led with index \'' + index + '\' is set to color \'' + color + '\'');
+            resolve(color);
+        });
+    });
+}
+
+async function setColorIfRandom(config) {
+    if (config.options.index === ALL && config.color === RANDOM) {
+        config.color = await getColor(0);
+    }
+    return config;
+}
+
 async function stopLEDsAccordingly(config) {
     if (LEDAnimations.size === 0) {
         return;
diff --git a/libs/parser.js b/libs/parser.js
index e5a1235..d750073 100644
--- a/libs/parser.js
+++ b/libs/parser.js
@@ -167,4 +167,5 @@ function parseHexColor(value) {
 // exports
 module.exports = {
     parseRequest,
+    COLOR_RANDOM
 };
\ No newline at end of file