subscribe and interval nodes added

2025-12-31 08:54:22 +01:00
parent 427bfdfabf
commit 667f954358
5 changed files with 308 additions and 1 deletions
--- a/nodes/xilica-subscribe.js
+++ b/nodes/xilica-subscribe.js
@@ -0,0 +1,153 @@
+module.exports = function (RED) {
+  function buildNamesFromList(targets) {
+    return targets
+      .split(/\r?\n/)
+      .map((l) => l.trim())
+      .filter((l) => l.length > 0);
+  }
+
+  function buildNamesStartsWith(targets, startIndex, endIndex) {
+    const prefixes = buildNamesFromList(targets);
+    const names = [];
+    if (startIndex > endIndex) {
+      const tmp = startIndex;
+      startIndex = endIndex;
+      endIndex = tmp;
+    }
+    prefixes.forEach((prefix) => {
+      for (let i = startIndex; i <= endIndex; i += 1) {
+        names.push(prefix + i);
+      }
+    });
+    return names;
+  }
+
+  function buildNamesEndsWith(targets, startIndex, endIndex) {
+    const suffixes = buildNamesFromList(targets);
+    const names = [];
+    if (startIndex > endIndex) {
+      const tmp = startIndex;
+      startIndex = endIndex;
+      endIndex = tmp;
+    }
+    suffixes.forEach((suffix) => {
+      for (let i = startIndex; i <= endIndex; i += 1) {
+        names.push(String(i) + suffix);
+      }
+    });
+    return names;
+  }
+
+  function buildNamesStartsAndEnds(targets, startIndex, endIndex) {
+    const patterns = buildNamesFromList(targets);
+    const names = [];
+    if (startIndex > endIndex) {
+      const tmp = startIndex;
+      startIndex = endIndex;
+      endIndex = tmp;
+    }
+    patterns.forEach((pattern) => {
+      const parts = pattern.split("|");
+      const prefix = (parts[0] || "").trim();
+      const suffix = (parts[1] || "").trim();
+      if (!prefix && !suffix) {
+        return;
+      }
+      for (let i = startIndex; i <= endIndex; i += 1) {
+        names.push(prefix + i + suffix);
+      }
+    });
+    return names;
+  }
+
+  function buildControlNames(mode, targets, startIndex, endIndex) {
+    if (mode === "startsWith") {
+      return buildNamesStartsWith(targets, startIndex, endIndex);
+    }
+    if (mode === "endsWith") {
+      return buildNamesEndsWith(targets, startIndex, endIndex);
+    }
+    if (mode === "startsAndEnds") {
+      return buildNamesStartsAndEnds(targets, startIndex, endIndex);
+    }
+    return buildNamesFromList(targets);
+  }
+
+  function normaliseAction(action) {
+    const a = (action || "").toString().toLowerCase();
+    if (a === "unsubscribe" || a === "unsub") {
+      return "UNSUBSCRIBE";
+    }
+    return "SUBSCRIBE";
+  }
+
+  function XilicaSubscribe(config) {
+    RED.nodes.createNode(this, config);
+    const node = this;
+
+    node.action = config.action || "subscribe";
+    node.mode = config.mode || "list";
+    node.targets = config.targets || "";
+    node.startIndex = parseInt(config.startIndex, 10) || 1;
+    node.endIndex = parseInt(config.endIndex, 10) || node.startIndex;
+    node.transport = config.transport || "TCP";
+
+    node.on("input", (msg, send, done) => {
+      send =
+        send ||
+        function () {
+          node.send.apply(node, arguments);
+        };
+      done = done || function () {};
+
+      const action = normaliseAction(msg.action || node.action);
+      const mode = (msg.mode || node.mode || "list").toString();
+
+      const targets =
+        typeof msg.targets === "string" && msg.targets.trim().length
+          ? msg.targets
+          : node.targets;
+
+      let startIndex = node.startIndex;
+      let endIndex = node.endIndex;
+      if (Object.prototype.hasOwnProperty.call(msg, "startIndex")) {
+        const v = parseInt(msg.startIndex, 10);
+        if (!Number.isNaN(v)) {
+          startIndex = v;
+        }
+      }
+      if (Object.prototype.hasOwnProperty.call(msg, "endIndex")) {
+        const v = parseInt(msg.endIndex, 10);
+        if (!Number.isNaN(v)) {
+          endIndex = v;
+        }
+      }
+
+      const transport =
+        typeof msg.transport === "string" && msg.transport.trim().length
+          ? msg.transport.trim()
+          : node.transport;
+
+      const names = buildControlNames(mode, targets || "", startIndex, endIndex);
+
+      if (!names.length) {
+        node.warn("xilica-subscribe: no targets defined");
+        send(msg);
+        done();
+        return;
+      }
+
+      const lines = names.map(
+        (name) => action + " " + name + ' "' + transport + '"',
+      );
+
+      msg.payload = lines.join("\r");
+
+      send(msg);
+      done();
+    });
+  }
+
+  RED.nodes.registerType("xilica-subscribe", XilicaSubscribe);
+};
+