Ws-Series - Ws101

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/** * Payload Encoder * * Copyright 2025 Milesight IoT * * @product WS101 */ var RAW_VALUE = 0x00; /* eslint no-redeclare: "off" */ /* eslint-disable */ // Chirpstack v4 function encodeDownlink(input) { var encoded = milesightDeviceEncode(input.data); return { bytes: encoded }; } // Chirpstack v3 function Encode(fPort, obj) { return milesightDeviceEncode(obj); } // The Things Network function Encoder(obj, port) { return milesightDeviceEncode(obj); } /* eslint-enable */ function milesightDeviceEncode(payload) { var encoded = []; if ("reboot" in payload) { encoded = encoded.concat(reboot(payload.reboot)); } if ("query_device_status" in payload) { encoded = encoded.concat(queryDeviceStatus(payload.query_device_status)); } if ("reporting_interval" in payload) { encoded = encoded.concat(setReportInterval(payload.reporting_interval)); } if ("led_indicator_enable" in payload) { encoded = encoded.concat(setLedIndicatorEnable(payload.led_indicator_enable)); } if ("double_click_enable" in payload) { encoded = encoded.concat(setDoubleClickEnable(payload.double_click_enable)); } if ("buzzer_enable" in payload) { encoded = encoded.concat(setBuzzerEnable(payload.buzzer_enable)); } return encoded; } /** * reboot device * @param {number} reboot values: (0: no, 1: yes) * @example { "reboot": 1 } */ function reboot(reboot) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(reboot) === -1) { throw new Error("reboot must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, reboot) === 0) { return []; } return [0xff, 0x10, 0xff]; } /** * query device status * @param {number} query_device_status values: (0: no, 1: yes) * @example { "query_device_status": 1 } */ function queryDeviceStatus(query_device_status) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(query_device_status) === -1) { throw new Error("query_device_status must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, query_device_status) === 0) { return []; } return [0xff, 0x28, 0xff]; } /** * report interval configuration * @param {number} report_interval uint: second, range: [60, 64800] * @example payload: { "report_interval": 64800 } */ function setReportInterval(reporting_interval) { if (typeof reporting_interval !== "number") { throw new Error("reporting_interval must be a number"); } if (reporting_interval < 60 || reporting_interval > 64800) { throw new Error("reporting_interval must be between 60 and 64800"); } var buffer = new Buffer(4); buffer.writeUInt8(0xff); buffer.writeUInt8(0x03); buffer.writeUInt16LE(reporting_interval); return buffer.toBytes(); } /** * set led enable configuration * @param {number} led_indicator_enable values: (0: disable, 1: enable) * @example { "led_indicator_enable": 1 } */ function setLedIndicatorEnable(led_indicator_enable) { var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(led_indicator_enable) === -1) { throw new Error("led_enable must be one of " + enable_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x2f); buffer.writeUInt8(getValue(enable_map, led_indicator_enable)); return buffer.toBytes(); } /** * Set button double press enable * @param {number} double_click_enable values: (0: disable, 1: enable) * @example { "double_click_enable": 1 } */ function setDoubleClickEnable(double_click_enable) { var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(double_click_enable) === -1) { throw new Error("button_double_press_enable must be one of " + enable_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x74); buffer.writeUInt8(getValue(enable_map, double_click_enable)); return buffer.toBytes(); } /** * Set buzzer enable * @param {number} buzzer_enable values: (0: disable, 1: enable) * @example { "buzzer_enable": 1 } */ function setBuzzerEnable(buzzer_enable) { var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(buzzer_enable) === -1) { throw new Error("buzzer_enable must be one of " + enable_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x3e); buffer.writeUInt8(getValue(enable_map, buzzer_enable)); return buffer.toBytes(); } function getValues(map) { var values = []; for (var key in map) { values.push(RAW_VALUE ? parseInt(key) : map[key]); } return values; } function getValue(map, value) { if (RAW_VALUE) return value; for (var key in map) { if (map[key] === value) { return parseInt(key); } } throw new Error("not match in " + JSON.stringify(map)); } function Buffer(size) { this.buffer = new Array(size); this.offset = 0; for (var i = 0; i < size; i++) { this.buffer[i] = 0; } } Buffer.prototype._write = function (value, byteLength, isLittleEndian) { var offset = 0; for (var index = 0; index < byteLength; index++) { offset = isLittleEndian ? index << 3 : (byteLength - 1 - index) << 3; this.buffer[this.offset + index] = (value >> offset) & 0xff; } }; Buffer.prototype.writeUInt8 = function (value) { this._write(value, 1, true); this.offset += 1; }; Buffer.prototype.writeInt8 = function (value) { this._write(value < 0 ? value + 0x100 : value, 1, true); this.offset += 1; }; Buffer.prototype.writeUInt16LE = function (value) { this._write(value, 2, true); this.offset += 2; }; Buffer.prototype.writeInt16LE = function (value) { this._write(value < 0 ? value + 0x10000 : value, 2, true); this.offset += 2; }; Buffer.prototype.writeUInt32LE = function (value) { this._write(value, 4, true); this.offset += 4; }; Buffer.prototype.writeInt32LE = function (value) { this._write(value < 0 ? value + 0x100000000 : value, 4, true); this.offset += 4; }; Buffer.prototype.toBytes = function () { return this.buffer; };