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t6decisionrules.js
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t6decisionrules.js
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"use strict";
var t6decisionrules = module.exports = {};
var Engine = require("json-rules-engine").Engine;
var Rule = require("json-rules-engine").Rule;
function cryptPayload(payload, sender, encoding) {
if ( sender && sender.secret_key_crypt ) {
let iv = crypto.randomBytes(16);
// sender.secret_key_crypt must be 256 bytes (32 characters)
let cipher = crypto.createCipheriv(algorithm, Buffer.from(sender.secret_key_crypt, "hex"), iv);
let encrypted = cipher.update(payload);
encrypted = Buffer.concat([encrypted, cipher.final()]);
return iv.toString("hex") + ":" + encrypted.toString("hex");
} else {
t6console.debug("payload", "Error: Missing secret_key_crypt");
return "Error: Missing secret_key_crypt";
}
};
const normalize = (inputData, min, max) => {
return typeof inputData!=="undefined"?(parseFloat(inputData) - min)/(max - min):0;
};
const oneHotEncode = (classIndex, classes) => {
return Array.from(tf.oneHot(classIndex, classes.length).dataSync());
};
const findNearestDatapoints = (timestamp, dataArrays) => {
let closestValues = [];
let closestFlows = [];
let closestLabels = [];
for (let dataArray of dataArrays) {
let closestValue = null;
let closestFlow = null;
let closestLabel = null;
let minTimeDifference = Infinity;
for (let datapoint of dataArray) {
const timeDifference = Math.abs(timestamp - datapoint.time);
if (timeDifference < minTimeDifference) {
closestValue = datapoint.value;
closestFlow = datapoint.flow_id;
closestLabel = datapoint.label;
minTimeDifference = timeDifference;
}
}
closestValues.push(closestValue);
closestFlows.push(closestFlow);
closestLabels.push(closestLabel);
}
return {closestValues, closestFlows, closestLabels};
};
function preprocessInputData(rows, t6Model) {
let mergedRows = [];
const flowData = [];
let balancedDatapointsCount = {};
let classCounts = {};
for(let index=0; index<Object.keys(rows).length; index++) {
let rowArray = Object.values(rows)[index];
let flowId = t6Model.flow_ids[index];
const currTime = new Date();
const updatedRows = rowArray.map((datapoint) => {
datapoint.flow_id = t6Model.flow_ids.length>1?oneHotEncode(index, t6Model.flow_ids):t6Model.flow_ids.indexOf(flowId);
datapoint.time = moment( typeof datapoint.time!=="undefined"?datapoint.time:(typeof datapoint.timestamp!=="undefined"?datapoint.timestamp:currTime), ["YYYY-MM-DD", "YYYY-MM-DD HH:mm:ss", "DD.MM.YYYY", "DD.MM.YYYY HH:mm:ss", "x", "X"], true).format("x");
datapoint.meta = (typeof datapoint.meta!=="undefined" && datapoint.meta!==null)?getJson(datapoint.meta):{ categories: ["oov"] };
const category_id = datapoint.meta.categories[0];
const category = categories.findOne({id: category_id});
const labelName = category?category.name:"oov";
const oneHotEncodedLbl = oneHotEncode(t6Model.labels.indexOf(labelName), t6Model.labels);
datapoint.label = oneHotEncodedLbl;
if(t6Model.normalize===true) {
datapoint.initialValue = datapoint.value;
datapoint.value = normalize(datapoint.value, t6Model.min[flowId], t6Model.max[flowId]);
// t6console.debug("Normalized to", datapoint.value);
}
balancedDatapointsCount[datapoint.label] = typeof balancedDatapointsCount[datapoint.label]!=="undefined"?balancedDatapointsCount[datapoint.label]+1:1;
if (labelName!=="oov") {
// Do not count oov, because it is used as minorityClass
classCounts[labelName] = typeof classCounts[labelName]!=="undefined"?classCounts[labelName]+1:1;
}
return datapoint;
});
mergedRows.push(updatedRows);// Add the updated rows to the mergedRows array
flowData[flowId] = mergedRows[index];
}
const minorityClass = Math.min(...Object.entries(classCounts).map((cls) => cls[1]));
t6Model.minorityClass = minorityClass;
t6Model.balancedDatapointsCount = balancedDatapointsCount;
t6Model.training_balance = t6Model.labels.map((labelName) => { return balancedDatapointsCount[oneHotEncode(t6Model.labels.indexOf(labelName), t6Model.labels)] });
return {mergedRows, flowData, balancedDatapointsCount, minorityClass, training_balance: t6Model.training_balance};
};
t6decisionrules.checkRulesFromUser = async function(user_id, payload) {
return new Promise(async (resolve, reject) => {
let p = payload;
let limit = 10;
let engine = new Engine();
p.user_id = user_id;
p.latitude = typeof p.latitude!=="undefined"?p.latitude:0;
p.longitude = typeof p.longitude!=="undefined"?p.longitude:0;
var query = {
"$and": [
{ "user_id": { "$eq": p.user_id } },
{ "active": true },
]
};
var r = rules.chain().find(query).data();
if(typeof payload.rules!=="undefined" && Array.isArray(payload.rules)===true) {
payload.rules.map((customRule) => {
r.push({rule: customRule, id: "customRuleFromPayload"});
});
}
if ( r.length > 0 ) {
r.forEach(function(theRule) {
if (typeof theRule.rule.event!=="undefined" && typeof theRule.rule.event.params!=="undefined") {
theRule.rule.event.params.rule_id = theRule.id;
engine.addRule(new Rule(theRule.rule));
t6console.debug("Rule added", theRule.id);
}
});
}
// retrieve latest values
//conditions.facts = [user_id, environment, dtepoch, value, flow, datetime]
//conditions.operators = [isDayTime:<boolean>, user_id:<String>, environment:<List>, dtepoch:<Int>, value:<String>, flow:<String>, datetime:<String>]
//https://github.com/CacheControl/json-rules-engine/blob/master/docs/rules.md#operators
engine.addOperator("isDayTime", (factValue, jsonValue) => {
let factLatitude = p.latitude?p.latitude:localization.latitude; // TODO: we should use https://github.com/CacheControl/json-rules-engine/blob/master/docs/rules.md#condition-helpers-params
let factLongitude = p.longitude?p.longitude:localization.longitude;
let times = SunCalc.getTimes(typeof p.dtepoch!=="undefined"?factValue:new Date(), factLatitude, factLongitude);
if ( moment(parseInt(p.dtepoch, 10)).isAfter(times.sunrise) && moment(parseInt(p.dtepoch, 10)).isBefore(times.sunset) ) {
t6console.debug("isDayTime" + "(true) daytime / " + "Expecting " + jsonValue);
if ( jsonValue === true ) {
t6console.debug("matching on the "+jsonValue);
return true;
} else {
t6console.debug("not matching on the "+jsonValue);
return false;
}
} else {
t6console.debug("isDayTime" + "(false) night / " + "Expecting " + jsonValue);
if ( jsonValue === false ) {
t6console.debug("matching on the "+jsonValue);
return true;
} else {
t6console.debug("not matching on the "+jsonValue);
return false;
}
}
});
engine.addOperator("sentimentScoreGreaterThanInclusive", (factValue, jsonValue) => {
if ( typeof factValue==="string" ) {
let sentiment = new Sentiment();
let result = sentiment.analyze(factValue);
t6console.debug("sentimentScoreGreaterThanInclusive", result.score);
p.SentimentScore = result.score;
if ( result.score >= jsonValue ) {
return true;
} else {
return false;
}
} else {
return false;
}
});
engine.addOperator("sentimentScoreLessThanInclusive", (factValue, jsonValue) => {
if ( typeof factValue==="string" ) {
let sentiment = new Sentiment();
let result = sentiment.analyze(factValue);
t6console.debug("sentimentScoreLessThanInclusive", result.score);
p.SentimentScore = result.score;
if ( result.score <= jsonValue ) {
return true;
} else {
return false;
}
} else {
return false;
}
});
engine.addOperator("distanceGreaterThan", (factValue, jsonValue) => {
let factLatitude = p.latitude?p.latitude:localization.latitude;
let factLongitude = p.longitude?p.longitude:localization.longitude;
if ( typeof p.object!=="undefined" && typeof p.object.latitude!=="undefined" && typeof p.object.longitude!=="undefined" ) {
t6console.debug("distanceGreaterThan Fact=", factLatitude, factLongitude);
t6console.debug("distanceGreaterThan Limit=", jsonValue);
t6console.debug("Object", p.object.latitude, p.object.longitude);
let dist = geodist({lat: factLatitude, lon: factLongitude}, {lat: p.object.latitude, lon: p.object.longitude}, {format: true, unit: "meters", limit: parseInt(jsonValue, 10)});
p.distance = geodist({lat: factLatitude, lon: factLongitude}, {lat: p.object.latitude, lon: p.object.longitude}, {format: false, unit: "meters"});
t6console.debug("dist=", p.distance, "is GreaterThan", jsonValue, !dist);
return !dist;
} else {
return false;
}
});
engine.addOperator("distanceLessThan", (factValue, jsonValue) => {
let factLatitude = p.latitude?p.latitude:localization.latitude;
let factLongitude = p.longitude?p.longitude:localization.longitude;
if ( typeof p.object!=="undefined" && typeof p.object.latitude!=="undefined" && typeof p.object.longitude!=="undefined" ) {
t6console.debug("distanceLessThan Fact=", factLatitude, factLongitude);
t6console.debug("distanceLessThan Limit=", jsonValue);
t6console.debug("Object", p.object.latitude, p.object.longitude);
let dist = geodist({lat: factLatitude, lon: factLongitude}, {lat: p.object.latitude, lon: p.object.longitude}, {format: true, unit: "meters", limit: parseInt(jsonValue, 10)});
p.distance = geodist({lat: factLatitude, lon: factLongitude}, {lat: p.object.latitude, lon: p.object.longitude}, {format: false, unit: "meters"});
t6console.debug("dist=", p.distance, "is LessThan", jsonValue, !dist);
return dist;
} else {
return false;
}
});
let rp = typeof p.retention!=="undefined"?p.retention:"autogen";
if ((influxSettings.retentionPolicies.data).indexOf(rp)===-1) {
t6console.debug("Retention is not valid:", rp);
rp = typeof influxSettings.retentionPolicies.data[0]!=="undefined"?influxSettings.retentionPolicies.data[0]:"autogen";
}
let influxQuery = sprintf("SELECT %s FROM %s.data WHERE flow_id='%s' AND user_id='%s' ORDER BY time DESC LIMIT %s OFFSET 1", "valueFloat as value", rp, p.flow, p.user_id, limit);
t6console.info("DB retrieve latest values", influxQuery);
let valuesFromDb = [];
let indexesFromDb = [];
let timesFromDb = [];
let indexesValuesFromDb = [];
dbInfluxDB.query(influxQuery).then((data) => {
if ( data.length > 0 ) {
data.map(function(d, i) {
valuesFromDb.push(d.value);
timesFromDb.push(d.time);
indexesValuesFromDb.push([i, d.value]);
indexesFromDb.push(i);
});
}
valuesFromDb.reverse(); // TODO: Need to check if we'd also require to reverse the other arrays
//t6console.debug("indexesFromDb", indexesFromDb);
//t6console.debug("valuesFromDb", valuesFromDb);
engine.addOperator("lastEventGreaterThanInclusive", (factValue, jsonValue) => {
t6console.debug("addOperator lastEventGreaterThanInclusive", factValue, jsonValue);
if ( Number.parseFloat(jsonValue).toString() !== "NaN" && (moment(timesFromDb.slice(1)[0]).add(jsonValue, "seconds")).isBefore(moment(p.dtepoch*1)) ) {
//t6console.debug("lastEventGreaterThanInclusive DETECTED");
return true;
} else {
//t6console.debug("lastEventGreaterThanInclusive NOT DETECTED");
return false;
}
});
engine.addOperator("lastEventLessThanInclusive", (factValue, jsonValue) => {
t6console.debug("addOperator lastEventLessThanInclusive", factValue, jsonValue);
if ( Number.parseFloat(jsonValue).toString() !== "NaN" && (moment(timesFromDb.slice(1)[0]).add(jsonValue, "seconds")).isAfter(moment(p.dtepoch*1)) ) {
//t6console.debug("lastEventLessThanInclusive DETECTED");
return true;
} else {
//t6console.debug("lastEventLessThanInclusive NOT DETECTED");
return false;
}
});
engine.addOperator("anomalyGreaterThanInclusive", (factValue, jsonValue) => {
t6console.debug("addOperator anomalyGreaterThanInclusive", factValue, jsonValue);
p.anomalyDetection = {};
let lr = statistics.linearRegression(indexesValuesFromDb);
p.anomalyDetection.predicted = Math.abs(lr.m)+lr.b;
p.anomalyDetection.diff = factValue - p.anomalyDetection.predicted;
p.anomalyDetection.threashold = jsonValue;
p.anomalyDetection.allvalues = valuesFromDb;
if ( Number.parseFloat(factValue).toString() !== "NaN" && Math.abs(p.anomalyDetection.diff) >= p.anomalyDetection.threashold ) {
//t6console.debug("anomalyGreaterThanInclusive DETECTED", { "predicted": p.anomalyDetection.predicted, "value": factValue, "threashold": p.anomalyDetection.threashold, "diff": p.anomalyDetection.diff });
return true;
} else {
//t6console.debug("anomalyGreaterThanInclusive NOT DETECTED", { "predicted": p.anomalyDetection.predicted, "value": factValue, "threashold": p.anomalyDetection.threashold, "diff": p.anomalyDetection.diff });
return false;
}
});
engine.addOperator("anomalyLessThanInclusive", (factValue, jsonValue) => {
t6console.debug("addOperator anomalyLessThanInclusive", factValue, jsonValue);
p.anomalyDetection = {};
let lr = statistics.linearRegression(indexesValuesFromDb);
p.anomalyDetection.predicted = Math.abs(lr.m)+lr.b;
p.anomalyDetection.diff = factValue - p.anomalyDetection.predicted;
p.anomalyDetection.threashold = jsonValue;
p.anomalyDetection.allvalues = valuesFromDb;
if ( Number.parseFloat(factValue).toString() !== "NaN" && Math.abs(p.anomalyDetection.diff) <= p.anomalyDetection.threashold ) {
//t6console.debug("anomalyLessThanInclusive DETECTED", { "predicted": p.anomalyDetection.predicted, "value": factValue, "threashold": p.anomalyDetection.threashold, "diff": p.anomalyDetection.diff });
return true;
} else {
//t6console.debug("anomalyLessThanInclusive NOT DETECTED", { "predicted": p.anomalyDetection.predicted, "value": factValue, "threashold": p.anomalyDetection.threashold, "diff": p.anomalyDetection.diff });
return false;
}
});
engine.addOperator("changeGreaterThanInclusive", (factValue, jsonValue) => {
t6console.debug(`addOperator changeGreaterThanInclusive ${factValue} >= ${jsonValue} ?`);
p.diffFromPrevious = {};
p.diffFromPrevious.previous = valuesFromDb.slice(-1);
p.diffFromPrevious.diff = factValue - p.diffFromPrevious.previous;
p.diffFromPrevious.threashold = jsonValue;
if ( Number.parseFloat(factValue).toString() !== "NaN" && Math.abs(p.diffFromPrevious.diff) >= p.diffFromPrevious.threashold ) {
//t6console.debug("changeGreaterThanInclusive DETECTED", { "previous": p.diffFromPrevious.previous, "value": factValue, "threashold": p.diffFromPrevious.threashold, "diff": p.diffFromPrevious.diff });
return true;
} else {
//t6console.debug("changeGreaterThanInclusive NOT DETECTED", { "previous": p.diffFromPrevious.previous, "value": factValue, "threashold": p.diffFromPrevious.threashold, "diff": p.diffFromPrevious.diff });
return false;
}
});
engine.addOperator("changeLessThanInclusive", (factValue, jsonValue) => {
t6console.debug(`addOperator changeLessThanInclusive ${factValue} <= ${jsonValue} ?`);
p.diffFromPrevious = {};
p.diffFromPrevious.previous = valuesFromDb.slice(-1);
p.diffFromPrevious.diff = factValue - p.diffFromPrevious.previous;
p.diffFromPrevious.threashold = jsonValue;
if ( Number.parseFloat(factValue).toString() !== "NaN" && Math.abs(p.diffFromPrevious.diff) <= p.diffFromPrevious.threashold ) {
//t6console.debug("changeLessThanInclusive DETECTED", { "previous": p.diffFromPrevious.previous, "value": factValue, "threashold": p.diffFromPrevious.threashold, "diff": p.diffFromPrevious.diff });
return true;
} else {
//t6console.debug("changeLessThanInclusive NOT DETECTED", { "previous": p.diffFromPrevious.previous, "value": factValue, "threashold": p.diffFromPrevious.threashold, "diff": p.diffFromPrevious.diff });
return false;
}
});
engine.on("failure", function(rule, almanac, ruleResult) {
//t6console.debug("decisionrule failure rule : ", rule, ruleResult);
//t6console.debug("decisionrule failure almanac : ", almanac);
});
engine.on("success", async function(event, almanac, ruleResult) {
t6console.debug("onSuccess", event);
t6events.addStat("t6App", `Matching_EventType_${event.type}`, user_id, user_id, {"type": event.type, "user_id": user_id, "rule_id": event.params.rule_id});
t6console.info(sprintf("Matching EventType '%s' for User '%s' (Rule '%s')", event.type, user_id, event.params.rule_id));
if ( !payload.mqtt_topic ) {
if ( event.params.mqtt_topic ) {
payload.mqtt_topic = event.params.mqtt_topic;
} else {
payload.mqtt_topic = "default";
}
}
if ( !payload.message ) {
if ( event.params.message ) {
payload.message = event.params.message;
}
}
if( event.type === "mqttPublish" ) {
let mqttPayload = {date: moment(parseInt(payload.dtepoch, 10)).format("LLL"), dtepoch:parseInt(payload.dtepoch, 10), value:payload.value, flow: payload.flow};
if ( typeof payload.message !== "undefined" ) {
mqttPayload.message = payload.message;
}
if ( typeof payload.meta !== "undefined" ) {
mqttPayload.meta = payload.meta;
}
if ( typeof payload.object_id!=="undefined" ) {
mqttPayload.object_id = payload.object_id;
if( typeof user_id!=="undefined" ) {
let object = objects.findOne({ "$and": [ { "user_id": { "$eq": user_id } }, { "id": { "$eq": payload.object_id } }, ]});
if ( object && typeof object.secret_key_crypt!=="undefined" && object.secret_key_crypt.length>0 ) { // TODO: Should also get the Flow.requireCrypted flag.
mqttPayload.value = cryptPayload(""+mqttPayload.value, {secret_key_crypt: object.secret_key_crypt}); // ascii, binary, base64, hex, utf8
}
}
}
t6mqtt.publish(payload.user_id, payload.mqtt_topic, JSON.stringify(mqttPayload), true);
} else if ( event.type === "mqttCommand" && typeof payload.object_id !== "undefined" ) {
t6mqtt.publish(payload.user_id, "object_id/"+payload.object_id+"/cmd", payload.value, true);
} else if ( event.type === "email" ) {
var envelope = {
from: event.params.from?event.params.from:from,
bcc: event.params.bcc?event.params.bcc:undefined,
to: event.params.to?event.params.to:bcc,
user_id: payload.user_id?payload.user_id:to,
subject: event.params.subject?stringformat(event.params.subject, payload):"",
text: event.params.text?stringformat(event.params.text, payload):"Html email client is required",
html: event.params.html?stringformat(event.params.html, payload):null
};
t6mailer.sendMail(envelope);
} else if ( event.type === "sms" ) {
if(event.params.to) {
const clientTwilio = new twilio(twilioSettings.accountSid, twilioSettings.authToken);
clientTwilio.messages
.create({
body: event.params.body?stringformat(event.params.body, payload):`Sms from t6; value: ${value}`,
to: event.params.to, // Text this number
from: twilioSettings.from, // From a valid Twilio number
})
.then((message) => t6console.debug("Twilio Message Sid:", message.sid));
}
} else if ( event.type === "annotate" ) {
if(typeof event.params.category_id!=="undefined") {
let newAnnotation = annotate(payload.user_id?payload.user_id:"", payload.dtepoch*1000, payload.dtepoch*1000, payload.flow, event.params.category_id, event.params.rule_id);
payload.meta = (typeof payload.meta!=="undefined" && payload.meta!=="")?payload.meta:{};
payload.meta.categories = typeof payload.meta.categories!=="undefined"?payload.meta.categories:[];
payload.meta.categories.push(event.params.category_id);
t6console.debug("ANNOTATE category_id", event.params.category_id);
}
} else if ( event.type === "model_classify" ) {
if(typeof event.params.model_id!=="undefined") {
/* PREDICT the category */
let query = {
"$and": [
{ "id": event.params.model_id },
{ "user_id": payload.user_id },
]
};
let t6Model = models.findOne( query );
let inputData = Array.isArray(payload)===false?[payload]:payload;
const path = `${mlModels.models_user_dir}/${payload.user_id}/${t6Model.id}`;
if ( t6Model && fs.existsSync(path)) {
t6machinelearning.loadLayersModel(`file:///${path}/model.json`, t6Model).then((tfModel) => {
tfModel.summary();
let predictData = [];
t6Model.flow_ids.map((flow_id) => {
predictData[flow_id] = [];
});
inputData.map((point) => {
(predictData[point.flow_id]).push(point);
// t6console.debug("pushing point ---->", (predictData[point.flow_id]).length, point);
});
let {mergedRows, flowData, balancedDatapointsCount, minorityClass, training_balance} = preprocessInputData(predictData, t6Model);
const dataMap = new Map();
const currTime = new Date();
mergedRows[0].map((r) => {
const date = moment( typeof r.time!=="undefined"?r.time:(typeof r.timestamp!=="undefined"?r.timestamp:currTime), ["YYYY-MM-DD", "YYYY-MM-DD HH:mm:ss", "DD.MM.YYYY", "DD.MM.YYYY HH:mm:ss", "x", "X"], true).format("x");
// t6console.debug("Date from array", date, Object.values(flowData));
const {closestValues, closestFlows, closestLabels} = findNearestDatapoints(date, Object.values(flowData));
dataMap.set(date, { values: closestValues, flow_ids: closestFlows, labels: closestLabels });
});
t6Model.data_length = [...dataMap.entries()].length;
t6Model.training_balance = training_balance;
(async () => {
t6Model.predictionInProgress = true;
await t6machinelearning.loadDataSets_v2(dataMap, t6Model).then((dataset) => {
let numFeatures;
let inputShape;
let valuesTensor = dataset.valuesTensor;
let flowsTensor = dataset.flowsTensor;
let labelsTensor = dataset.labelsTensor;
let inputTensor = dataset.inputTensor;
let featuresTensor = dataset.featuresTensor;
const timeSteps = 1; // TODO
const totalSize = inputTensor.shape[0]; // Get the number of data points
const batchSize = inputTensor.shape[0];
const trainSize = Math.floor(totalSize * (1 - t6Model.validation_split));
const evaluateSize = totalSize - trainSize;
numFeatures = inputTensor.shape[1]; // Get the number of features
inputShape = numFeatures;
t6console.debug("ML MODEL BUILDING with inputTensor.shape", inputTensor.shape);
t6console.debug("ML MODEL BUILDING with inputShape", inputShape);
t6machinelearning.predict(tfModel, inputTensor).then((prediction) => {
let p = [];
let arr = Array.from(prediction.dataSync()); // TODO: multiple predictions ?
arr.map((score, i) => {
t6console.debug("Model prediction:", (t6Model.labels)[i], score.toFixed(4));
p.push({ label: (t6Model.labels)[i], prediction: parseFloat(score.toFixed(4)) });
});
const bestMatchPrediction = Math.max(...arr);
const bestMatchIndex = arr.indexOf(bestMatchPrediction);
payload.meta.categories = typeof payload.meta.categories!=="undefined"?payload.meta.categories:[];
// Find the uuid from the label - TODO
let category_label = t6Model.labels[bestMatchIndex];
let category_id = categories.findOne({ name: category_label }).id; // TODO : WTF: finding by name w/o filtering user !
// We should take category from an uuid !!!!!!!!!!!
payload.meta.categories.push(category_id);
t6console.debug("CLASSIFY result", arr);
t6console.debug("CLASSIFY labels", t6Model.labels);
t6console.debug("CLASSIFY category index", bestMatchIndex);
t6console.debug("CLASSIFY category label", category_label);
t6console.debug("CLASSIFY category id", category_id);
resolve(payload);
t6events.addStat("t6App", "ML Prediction", user_id, user_id, {"user_id": user_id, "model_path": path+t6Model.id});
}).catch(function(error) {
t6console.error("Model predict ERROR", error);
t6events.addStat("t6App", "ML Prediction Error", user_id, user_id, {"user_id": user_id, "model_path": path+t6Model.id});
});
}).catch((error) => {
t6console.error("Model loadDataSets ERROR", error);
});
})();
});
}
} else {
reject(payload);
}
} else if ( event.type === "openAiChatCompletion" ) {
// t6console.debug("openAiChatCompletion BERFORE", payload.value);
// (async () => {
if(process.env.NODE_ENV==="development") {
mockOpenAIResponse();
}
const openai = new OpenAI({
apiKey: typeof event.params.apiKey!=="undefined"?event.params.apiKey:openAISettings.apiKey,
});
let prompt = typeof event.params.prompt!=="undefined"?{ "role": "system", "content": [ { "type": "text", "text": event.params.prompt }]}:null;
const chatCompletion = await openai.chat.completions.create({
messages: [
prompt,
{ role: "user", content: payload.value }
],
store: false,
model: typeof event.params.model!=="undefined"?event.params.model:"gpt-4o-mini",
temperature: typeof event.params.temperature!=="undefined"?event.params.temperature:0.7,
max_tokens: typeof event.params.max_tokens!=="undefined"?event.params.max_tokens:64,
top_p: typeof event.params.top_p!=="undefined"?event.params.top_p:1,
}).then((openaiRes) => {
t6console.debug("openAiChatCompletion", openaiRes);
if(typeof event.params.substituteValueWithResponse!=="undefined" && event.params.substituteValueWithResponse === true) {
payload.value = openaiRes.choices[0].message.content;
} else {
payload.meta.openAichatCompletion = openaiRes.choices[0].message.content;
}
}).catch((error) => {
t6console.error("openAiChatCompletion ERROR", error);
payload.meta.error = error.error.message;
});
// })();
// t6console.debug("openAiChatCompletion AFTER");
} else if ( event.type === "httpWebhook" ) {
let options = {
url: event.params.url,
port: event.params.port,
method: event.params.method,
strictSSL: event.params.strictSSL,
headers: event.params.headers?event.params.headers:{"Content-Type": "application/json"},
body: typeof event.params.body==="string"?JSON.stringify(stringformat(event.params.body, payload)):JSON.stringify(event.params.body)
};
options.url = options.url.replace(/^\s*|\s*$/g, "");
request(options,
function (error, response, body) {
var statusCode = response ? response.statusCode : null;
body = body || null;
t6console.debug("Request sent - Server responded with:", statusCode);
if ( error ) {
return console.error("HTTP failed: ", error, options.url, statusCode, body);
}
t6console.debug("success", options.url, statusCode, body);
}
);
} else if ( event.type === "Ifttt" || event.type === "ifttt" ) {
let body = {
"data": [
{
"trigger_identity": "d1ffe1edf047abc4da8a1d43402fd0bce12ab279",
"user_id": user_id,
"value": payload.value,
"environment": typeof payload.environment!=="undefined"?payload.environment:process.env.NODE_ENV,
"dtepoch": payload.dtepoch,
"flow": payload.flow,
"datetime": payload.datetime
}
]
};
let options = {
url: ifttt.realtimeApi.url,
port: ifttt.realtimeApi.port,
method: "POST",
strictSSL: true,
headers: {
"IFTTT-Service-Key": ifttt.serviceKey,
"Accept": "application/json",
"Accept-Charset": "utf-8",
"Accept-Encoding": "gzip, deflate",
"Content-Type": "application/json",
"X-Request-ID": uuid.v4()
},
body: JSON.stringify(body)
};
request(options, function (error, response, body) {
var statusCode = typeof response!=="undefined"?response.statusCode:null;
body = body || null;
t6console.debug("Request sent - Server responded with:" + statusCode);
if ( error ) {
return t6console.error("HTTP failed: ", error, options.url, statusCode, body);
}
t6console.debug("success" + options.url + statusCode + body);
}
);
} else if ( event.type === "serial" ) {
// Arduino is using CmdMessenger
serialport = new serialport(event.params.serialPort?event.params.serialPort:"/dev/ttyUSB0", { baudRate:event.params.baudRate?event.params.baudRate:9600 });
// Some examples:
// "kSetValue,{value};"
// "kSetDtEpoch,{dtepoch};"
// "kSetFlow,{flow};"
serialport.write(event.params.serialMessage?stringformat(event.params.serialMessage, payload):stringformat("kSetLed,{value};", payload));
} else if ( event.type === "slackMessage" ) {
// TODO
} else if ( event.type === "webPush" ) {
let p = {
"title": stringformat(event.params.title, payload),
"body": stringformat(event.params.body, payload),
"icon": event.params.icon,
"actions": event.params.actions,
"tag": event.params.tag,
"vibrate": event.params.vibrate
};
let user = users.findOne({ "id": user_id });
if (user && user.pushSubscription) {
let result = t6notifications.sendPush(user, p).catch((error) => {
users.chain().find({ "id": user_id }).update(function(u) {
u.pushSubscription = {};
db_users.save();
});
t6console.debug("pushSubscription is now disabled on User", error);
});
if(result && typeof result.statusCode!=="undefined" && (result.statusCode === 404 || result.statusCode === 410)) {
t6console.error("Can't sendPush because of a status code Error", result.statusCode);
users.chain().find({ "id": user_id }).update(function(u) {
u.pushSubscription = {};
db_users.save();
});
t6console.debug("pushSubscription is now disabled on User", error);
}
} else {
t6console.error("No user or no pushSubscription found, can't sendPush");
}
} else if ( event.type === "replaceWithDistance" ) {
(async () => {
payload.value = await payload.distance;
t6console.debug("payload.distance", payload.distance);
//TODO : we should store the unit as a meta information
resolve(payload);
})();
} else if ( event.type === "sockets" ) {
let destObject_id = typeof payload.object_id!=="undefined"?payload.object_id:(typeof event.params.destObject_id!=="undefined"?event.params.destObject_id:undefined);
t6console.debug("socketPayload INIT", event.params.socketPayload);
event.params.socketPayload = JSON.stringify(event.params.socketPayload);
event.params.socketPayload = (event.params.socketPayload).substring(1, (event.params.socketPayload).length-1);
t6console.debug("socketPayload stringify", event.params.socketPayload);
let socketPayload = typeof event.params.socketPayload!=="undefined"?stringformat(event.params.socketPayload, payload):{};
socketPayload = "{"+socketPayload+"}";
t6console.debug("socketPayload formatted", socketPayload);
//t6console.debug("socketPayload AFTER", JSON.stringify(socketPayload));
if ( typeof payload.object_id!=="undefined" ) {
//socketPayload.object_id = payload.object_id;
if( typeof user_id!=="undefined" ) {
t6console.debug("Looking for object_id:", payload.object_id, user_id);
let object = objects.findOne({ "$and": [ { "user_id": { "$eq": user_id } }, { "id": { "$eq": payload.object_id } }, ]});
//t6console.debug("Found object:", object);
wss.clients.forEach(function each(client) {
//t6console.debug("Client:", client);
let current = wsClients.get(client);
if(current.object_id === object.id) {
t6console.debug("current.object_id", current.object_id);
t6console.debug("socketPayload", socketPayload);
//client.send(JSON.stringify(socketPayload));
client.send(socketPayload);
t6mqtt.publish(null, mqttSockets, JSON.stringify({date: moment().format("LLL"), "dtepoch": parseInt(moment().format("x"), 10), "message": socketPayload, "environment": process.env.NODE_ENV}), false);
} else {
t6console.debug("Not the correct Client object_id:", current.object_id, "!==", object.object_id);
}
});
}
}
} else {
t6console.warn(`No matching EventType: ${event.type}`);
}
t6mqtt.publish(null, mqttInfo+"/ruleEvents/"+user_id, JSON.stringify({"date":moment().format("LLL"), "dtepoch":parseInt(moment().format("x"), 10),"EventType": event.type, "rule_id": event.params.rule_id, "message":"Rule matching EventType", "environment": process.env.NODE_ENV}), true);
});
//engine.run(payload);
engine.run(payload).then(async (events) => {
t6console.debug("engine.run is completed");
// TODO : Code refunct needed // /!\
let cpt=0;
(events.results).map((r) => {
if((r.event.type === "model_classify" || r.event.type === "replaceWithDistance") && r.result === true) {cpt++;}
t6console.debug("r.event.type", r.event.type);
t6console.debug("r.result", r.result);
});
t6console.debug("engine.run resolving ???", cpt>0?false:true);
// Do we have an async event like machine learning model prediction ?
if (cpt===0) {
resolve(payload); // TODO BUG /!\ : when no rule match, then no promise is resolved and generate a timeout
t6console.debug("engine.run was resolved");
}
});
}).catch((err) => {
t6console.critical("dbInfluxDB ERR on decisionRule (checkRulesFromUser)", err);
t6console.debug("ERR on decisionRule (checkRulesFromUser) :");
t6console.debug("payload", payload);
reject(payload);
});
});
}; // t6decisionrules.checkRulesFromUser
t6decisionrules.action = async function(user_id, payload, mqtt_topic) {
return new Promise(async (resolve, reject) => {
if ( !payload.environment ) {
payload.environment = process.env.NODE_ENV;
}
if ( !payload.meta ) {
payload.meta = "";
}
if ( !payload.mqtt_topic ) {
payload.mqtt_topic = mqtt_topic;
}
if ( !payload.flow ) {
payload.flow = "";
}
if ( !payload.user_id ) {
payload.user_id = user_id;
}
payload.flow_id = typeof payload.flow_id!=="undefined"?payload.flow_id:payload.flow;
if ( !user_id ) {
user_id = "unknown_user";
t6console.error(`DECISION RULES Can't load rule for unknown user: ${user_id}`);
reject(payload);
} else {
t6console.debug("DECISION RULES Loading rules for User", user_id);
//t6console.debug("DECISION RULES Input payload", payload);
t6console.debug("DECISION RULES BEFORE AWAIT");
await t6decisionrules.checkRulesFromUser(user_id, payload)
.then(async (checkRulesResult) => await new Promise(function() {
t6console.debug("DECISION RULES INSIDE THEN");
//t6console.debug("DECISION RULES Output payload", checkRulesResult);
resolve(checkRulesResult);
//setTimeout(() => {resolve(checkRulesResult);}, 9000);
}))
.catch((err) => {
t6console.error("DECISION RULES checkRulesFromUser error from t6decisionrules.action", err);
reject(payload);
});
}
payload = null;
});
};
module.exports = t6decisionrules;