node-red-contrib-home-assistant-websocket/examples/cookbook/using-date-and-time-entities-to-trigger-flows/example1a.json

Node-RED integration with Home Assistant through websocket and REST API

[{"id":"71576a68.4c7494","type":"server-state-changed","z":"56b1c979.b2c618","name":"Next Alarm","version":1,"exposeToHomeAssistant":false,"haConfig":[{"property":"name","value":""},{"property":"icon","value":""}],"entityidfilter":"sensor.pixel_next_alarm","entityidfiltertype":"exact","outputinitially":false,"state_type":"str","haltifstate":"unavailable","halt_if_type":"str","halt_if_compare":"is_not","outputs":2,"output_only_on_state_change":true,"x":236,"y":1456,"wires":[["17ff4332.e9872d"],["ffa8ad2e.133d4"]]},{"id":"ffa8ad2e.133d4","type":"change","z":"56b1c979.b2c618","name":"reset","rules":[{"t":"set","p":"reset","pt":"msg","to":"true","tot":"bool"}],"action":"","property":"","from":"","to":"","reg":false,"x":386,"y":1504,"wires":[["664bcf1c.d25e8"]]},{"id":"17ff4332.e9872d","type":"function","z":"56b1c979.b2c618","name":"time difference","func":"const now = Date.now();\nconst alarm = new Date(msg.payload);\n\nconst timeDifference = alarm - now;\n\nmsg.delay = timeDifference;\n\n// Reset the delay node before setting the new delay\nreturn [[{reset: true},msg]];","outputs":1,"noerr":0,"initialize":"","finalize":"","x":416,"y":1456,"wires":[["664bcf1c.d25e8"]]},{"id":"664bcf1c.d25e8","type":"delay","z":"56b1c979.b2c618","name":"wait until time","pauseType":"delayv","timeout":"5","timeoutUnits":"seconds","rate":"1","nbRateUnits":"1","rateUnits":"second","randomFirst":"1","randomLast":"5","randomUnits":"seconds","drop":false,"x":608,"y":1456,"wires":[["42742068.3eb4f"]]},{"id":"42742068.3eb4f","type":"debug","z":"56b1c979.b2c618","name":"do stuff","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"payload","targetType":"msg","statusVal":"","statusType":"auto","x":780,"y":1456,"wires":[]}]