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Bogdan Timofte
authored
2 weeks ago
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module.exports = function(RED) {
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function MsgStatusNode(config) {
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RED.nodes.createNode(this, config);
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var node = this;
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// Configuration
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node.msgPath = (config.msgPath || "").trim();
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node.prefix = (config.prefix || "").trim();
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node.suffix = (config.suffix || "").trim();
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node.shape = config.shape || "dot";
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node.fill = config.fill || "blue";
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node.showTime = config.showTime !== false;
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if (!node.msgPath) {
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node.status({fill: "red", shape: "ring", text: "error: no path configured"});
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return;
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}
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function formatTime(date) {
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function pad(value) {
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return String(value).padStart(2, "0");
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}
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return [
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pad(date.getHours()),
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pad(date.getMinutes()),
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pad(date.getSeconds())
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].join(":");
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}
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node.on("input", function(msg) {
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try {
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// Helper: get nested value from object using dot notation
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var value = RED.util.getMessageProperty(msg, node.msgPath);
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// Format status text
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var statusText = node.showTime ? formatTime(new Date()) + " " : "";
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if (node.prefix) statusText += node.prefix + " ";
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statusText += (value !== null && value !== undefined) ? String(value) : "null";
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if (node.suffix) statusText += " " + node.suffix;
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node.status({
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fill: node.fill,
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shape: node.shape,
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text: statusText
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});
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} catch (e) {
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node.status({fill: "red", shape: "ring", text: "error: " + e.message});
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}
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// Pass through the original message
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node.send(msg);
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});
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// On first deploy or config change, show initial status
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node.status({fill: node.fill, shape: node.shape, text: "waiting..."});
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}
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RED.nodes.registerType("msg-status", MsgStatusNode);
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};
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