added support for multiple blinksticks

blinky.js

@@ -26,7 +26,7 @@ async function main() {
     if (await cli.handleArguments()) {
         util.exit();
     }
-    await controller.findBlinkstick();
+    await controller.mapBlinkSticks();
     logger.info(await server.start());
     server.handleRequests();
 }

config.json

@@ -5,6 +5,16 @@
   },
   "blinkstick": {
     "cache": true,
+    "map": [
+      {
+        "id": "square",
+        "serial": "BS006537-3.0"
+      },
+      {
+        "id": "strip",
+        "serial": "BS042165-3.0"
+      }
+    ],
     "serials": [
       "BS006537-3.0"
     ]

libs/cli.js

@@ -11,7 +11,7 @@ async function handleArguments() {
                 continue;
             case constants.ARG_LIST:
             case constants.ARG_LIST_SHORT:
-                logger.info('blinksticks: ' + JSON.stringify(await controller.findBlinkstick(constants.ALL, true)));
+                logger.info('blinksticks: ' + JSON.stringify(await controller.findBlinkstick('strip11', true)));
                 handled++;
                 break;
         }

libs/controller.js

@@ -5,36 +5,81 @@ const blinkstick = require('blinkstick');
 
 const LEDAnimations = new Map();
 
-let blinksticks;
+let blinksticks = new Map();
 
-// find connected blinkstick(s)
-async function findBlinkstick(index, ignoreFilter) {
-    if (!global.config.blinkstick?.cache || blinksticks === undefined) {
-        blinksticks = blinkstick.findAll();
-        if (!ignoreFilter && global.config.blinkstick?.serials?.length > 0) {
-            blinksticks = blinksticks.filter((blinkstick) => {
-                return global.config.blinkstick.serials.includes(blinkstick.serial);
-            });
-            if (blinksticks.length === 0) {
-                throw new Error('could not find any blinkstick matching the defined serial(s)');
+// get connected blinkstick by id (or return the first one found)
+async function getBlinkstick(id, filter) {
+    if (!global.config.blinkstick?.cache || blinksticks.size === 0) {
+        mapBlinkSticks(filter);
     }
+    if (id === undefined) {
+        return blinksticks.values().next().value;
+    }
+    if (id === constants.ALL) {
+        return Array.from(blinksticks.values());
+    }
+    if (!blinksticks.has(id)) {
+        throw new Error('could not find any blinkstick matching the given id \'' + id + '\'');
+    }
+    return blinksticks.get(id);
+}
+
+// map found blinksticks
+function mapBlinkSticks(filter) {
+    const foundBlinksticks = blinkstick.findAll();
+    if (filter === undefined) {
+        filter = global.config?.blinkstick?.map?.length > 0;
+    }
+    blinksticks = new Map();
+    filter = filter && global.config.blinkstick?.map?.length > 0;
+    for (let blinkstickIndex = 0; blinkstickIndex < foundBlinksticks.length; blinkstickIndex++) {
+        const serial = foundBlinksticks[blinkstickIndex].serial;
+        if (!filter) {
+            blinksticks.set(serial, foundBlinksticks[blinkstickIndex]);
+            continue;
+        }
+        for (filterIndex = 0; filterIndex < global.config.blinkstick.map.length; filterIndex++) {
+            let tmp = global.config.blinkstick.map[filterIndex];
+            if (tmp.serial !== serial) {
+                continue;
+            }
+            blinksticks.set(tmp.id || serial, foundBlinksticks[blinkstickIndex]);
+            break;
         }
     }
     if (blinksticks.length === 0) {
+        if (filter) {
+            throw new Error('could not find any blinkstick matching the given serial(s)');
+        } else {
             throw new Error('could not find any blinkstick, make sure at least one blinkstick is connected');
         }
-    if (index === undefined) {
-        index = 0;
-    } else if (index !== constants.ALL) {
-        index = parseInt(index) || 0;
     }
-    if (index > blinksticks.length - 1) {
-        throw new Error('there is no blinkstick for index \'' + index + '\'');
 }
-    if (index === constants.ALL) {
-        return blinksticks;
+
+// reset a blinkstick
+async function resetBlinkstick(id) {
+    if (blinksticks === undefined || blinksticks.length === 0) {
+        return;
     }
-    return blinksticks[index];
+    let tmp;
+    if (id === constants.ALL) {
+        tmp = await getBlinkstick(id);
+        for (let index = 0; index < tmp.length; index++) {
+            if (tmp[index] === undefined) {
+                continue;
+            }
+            tmp[index].close();
+        }
+        blinksticks.clear();
+    } else {
+        tmp = await getBlinkstick(id);
+        if (tmp === undefined) {
+            return;
+        }
+        tmp.close();
+        blinksticks.delete(id);
+    }
+    mapBlinkSticks();
 }
 
 // simple animation (set the color / morph to color)
@@ -89,7 +134,7 @@ async function powerOff(config) {
         logger.info('led \'' + indexes[index] + '\' powered off');
     }
     if (config.options.index === constants.ALL) {
-        const blinkstick = await findBlinkstick();
+        const blinkstick = await getBlinkstick();
         blinkstick.turnOff();
         LEDAnimations.clear();
         logger.info('blinkstick powered off');
@@ -100,7 +145,7 @@ async function powerOff(config) {
 // animations
 async function singleAnimation(config, index) {
     config.options.index = index;
-    const blinkstick = await findBlinkstick();
+    const blinkstick = await getBlinkstick(config.blinkstick);
     return await new Promise((resolve, reject) => {
         logger.debug('changing color of led \'' + config.options.index + '\' to \'' + config.color + '\' (mode: ' + config.mode + ' | options: ' + JSON.stringify(config.options) + ')...');
         setLEDAnimated(config.options.index);
@@ -141,12 +186,13 @@ function getIndices(blinkstickConfig) {
     return [blinkstickConfig.options.index];
 }
 
-async function getColor(index) {
-    if (index === undefined) {
-        index = 0;
+async function getColor(config) {
+    const index = 0;
+    if (!isNaN(config.options.index)) {
+        index = parseInt(config.options.index);
     }
     logger.debug('getting color for led with index \'' + index + '\'');
-    const blinkstick = await findBlinkstick();
+    const blinkstick = await getBlinkstick(config.blinkstick);
     return await new Promise((resolve, reject) => {
         blinkstick.getColorString(index, (err, color) => {
             if (err) {
@@ -162,7 +208,7 @@ async function setColorIfRandom(config) {
     if (config.options.index !== constants.ALL || config.color !== constants.RANDOM) {
         return;
     }
-    config.color = await getColor(0);
+    config.color = await getColor(config);
 }
 
 async function stopLEDsAccordingly(config) {
@@ -278,7 +324,7 @@ function isInfiniteAnimation(config) {
 
 // exports
 module.exports = {
-    findBlinkstick,
+    mapBlinkSticks,
     simple,
     complex,
     powerOff,

libs/parser.js

@@ -8,6 +8,7 @@ function parseRequest(requestBody, mode) {
     }
     let config = {
         'id': Math.random(),
+        'blinkstick': parseBlinkstick(requestBody.blinkstick),
         'mode': mode,
         'options': {
             'index': parseIndex(requestBody.index),
@@ -39,6 +40,14 @@ function parseRequest(requestBody, mode) {
     return config;
 }
 
+// parse the blinkstick
+function parseBlinkstick(blinkstick) {
+    if (blinkstick === undefined) {
+        return undefined;
+    }
+    return blinkstick;
+}
+
 // parse the index
 function parseIndex(index) {
     if (index === undefined) {

libs/server.js

@@ -67,6 +67,9 @@ async function handleSimpleAnimation(config, response) {
     try {
         response.end(JSON.stringify(await controller.simple(config)));
     } catch (err) {
+        if (err.message.includes('feature report')) {
+            await controller.resetBlinksticks();
+        }
         logger.error(err);
         response.status(500);
         response.end(JSON.stringify({ status: 'error', error: err.message }));