Ws-Series - Ws503

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/** * Payload Encoder * * Copyright 2025 Milesight IoT * * @product WS503 */ 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 ("report_interval" in payload) { encoded = encoded.concat(setReportInterval(payload.report_interval)); } if ("report_status" in payload) { encoded = encoded.concat(reportStatus(payload.report_status)); } if ("report_attribute" in payload) { encoded = encoded.concat(reportAttribute(payload.report_attribute)); } if ("switch_1" in payload || "switch_2" in payload || "switch_3" in payload) { encoded = encoded.concat(updateSwitch(payload)); } if ("delay_task" in payload) { encoded = encoded.concat(setDelayTask(payload.delay_task)); } if ("cancel_delay_task" in payload) { encoded = encoded.concat(cancelDelayTask(payload.cancel_delay_task)); } if ("led_mode" in payload) { encoded = encoded.concat(setLedMode(payload.led_mode)); } if ("child_lock_config" in payload) { encoded = encoded.concat(setChildLockConfig(payload.child_lock_config)); } return encoded; } /** * reboot * @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]; } /** * report interval configuration * @param {number} report_interval uint: second, range: [60, 64800] * @example { "report_interval": 1200 } */ function setReportInterval(report_interval) { if (typeof report_interval !== "number") { throw new Error("report_interval must be a number"); } if (report_interval < 60 || report_interval > 64800) { throw new Error("report_interval must be in the range of [60, 64800]"); } var buffer = new Buffer(4); buffer.writeUInt8(0xff); buffer.writeUInt8(0x03); buffer.writeUInt16LE(report_interval); return buffer.toBytes(); } /** * report status * @param {number} report_status values: (0: no, 1: yes) * @example { "report_status": 1 } */ function reportStatus(report_status) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(report_status) === -1) { throw new Error("report_status must be one of: " + yes_no_values.join(", ")); } if (getValue(yes_no_map, report_status) === 0) { return []; } return [0xff, 0x28, 0xff]; } /** * report attribute * @param {number} report_attribute values: (0: no, 1: yes) * @example { "report_attribute": 1 } */ function reportAttribute(report_attribute) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(report_attribute) === -1) { throw new Error("report_attribute must be one of: " + yes_no_values.join(", ")); } if (getValue(yes_no_map, report_attribute) === 0) { return []; } return [0xff, 0x2c, 0xff]; } /** * button control * @param {number} switch_1 values: (0: off, 1: on) * @param {number} switch_2 values: (0: off, 1: on) * @param {number} switch_3 values: (0: off, 1: on) * @example { "switch_1": 1 } */ function updateSwitch(switch_data) { var on_off_map = { 0: "off", 1: "on" }; var on_off_values = getValues(on_off_map); var data = 0x00; var switch_bit_offset = { switch_1: 0, switch_2: 1, switch_3: 2 }; for (var key in switch_bit_offset) { if (key in switch_data) { if (on_off_values.indexOf(switch_data[key]) === -1) { throw new Error("switch_" + key + " must be one of: " + on_off_values.join(", ")); } data |= 1 << (switch_bit_offset[key] + 4); data |= getValue(on_off_map, switch_data[key]) << switch_bit_offset[key]; } } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x29); buffer.writeUInt8(data); return buffer.toBytes(); } /** * set delay task * @param {object} delay_task * @param {number} delay_task.switch_1 values: (0: off, 1: on) * @param {number} delay_task.switch_2 values: (0: off, 1: on) * @param {number} delay_task.switch_3 values: (0: off, 1: on) * @param {number} delay_task.frame_count values: (0-255, 0: force control) * @param {number} delay_task.delay_time unit: second, range: [0, 65535] * @example { "delay_task": { "switch_1": 1, "switch_2": 1, "switch_3": 1, "frame_count": 1, "delay_time": 1 } } */ function setDelayTask(delay_task) { var frame_count = delay_task.frame_count; var delay_time = delay_task.delay_time; var on_off_map = { 0: "off", 1: "on" }; var on_off_values = getValues(on_off_map); if (frame_count < 0 || frame_count > 255) { throw new Error("delay_task.frame_count must be in the range of [0, 255]"); } if (typeof delay_time !== "number") { throw new Error("delay_task.delay_time must be a number"); } if (delay_time < 0 || delay_time > 65535) { throw new Error("delay_task.delay_time must be in the range of [0, 65535]"); } var data = 0x00; var switch_bit_offset = { switch_1: 0, switch_2: 1, switch_3: 2 }; for (var key in switch_bit_offset) { if (key in delay_task) { if (on_off_values.indexOf(delay_task[key]) === -1) { throw new Error("delay_task." + key + " must be one of: " + on_off_values.join(", ")); } data |= 1 << (switch_bit_offset[key] + 4); data |= getValue(on_off_map, delay_task[key]) << switch_bit_offset[key]; } } var buffer = new Buffer(6); buffer.writeUInt8(0xff); buffer.writeUInt8(0x22); buffer.writeUInt8(frame_count); buffer.writeUInt16LE(delay_time); buffer.writeUInt8(data); return buffer.toBytes(); } /** * cancel delay task * @param {number} cancel_delay_task values: (delay_task.frame_count) * @example { "cancel_delay_task": 1 } */ function cancelDelayTask(cancel_delay_task) { if (typeof cancel_delay_task !== "number") { throw new Error("cancel_delay_task must be a number"); } var buffer = new Buffer(4); buffer.writeUInt8(0xff); buffer.writeUInt8(0x23); buffer.writeUInt8(cancel_delay_task); buffer.writeUInt8(0xff); return buffer.toBytes(); } /** * set led mode * @param {number} led_mode, values: (0: off, 1: on_inverted, 2: on_synced) * @example { "led_mode": 1 } */ function setLedMode(led_mode) { var led_mode_map = { 0: "off", 1: "on_inverted", 2: "on_synced" }; var led_mode_values = getValues(led_mode_map); if (led_mode_values.indexOf(led_mode) === -1) { throw new Error("led_mode must be one of: " + led_mode_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x2f); buffer.writeUInt8(getValue(led_mode_map, led_mode)); return buffer.toBytes(); } /** * child lock configuration * @param {object} child_lock_config * @param {number} child_lock_config.enable values: (0: disable, 1: enable) * @param {number} child_lock_config.lock_time value: (0: forever), unit: minute * @example { "child_lock_config": { "enable": 1, "lock_time": 60 } } */ function setChildLockConfig(child_lock_config) { var enable = child_lock_config.enable; var lock_time = child_lock_config.lock_time; var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(enable) === -1) { throw new Error("child_lock_config.enable must be one of: " + enable_values.join(", ")); } if (typeof lock_time !== "number") { throw new Error("child_lock_config.lock_time must be a number"); } var data = 0x00; data |= getValue(enable_map, enable) << 15; data |= lock_time; var buffer = new Buffer(4); buffer.writeUInt8(0xff); buffer.writeUInt8(0x25); buffer.writeUInt16LE(data); 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; };