76 lines
1.9 KiB
JavaScript
76 lines
1.9 KiB
JavaScript
var validator = require("validator");
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// Regular expressions for data validation
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const psiPattern = /^\d+$/;
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const humidityPattern = /^\d+%$/;
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const concentrationPattern = /^\d+ppm$/;
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const temperaturePattern = /^-?\d+°C$/;
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const windspeedPattern = /^\d+km\/h$/;
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const timePattern = /^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}$/;
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const regionPattern = /^[a-zA-Z-]+$/;
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function validateData(data) {
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return (
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psiPattern.test(data.psi) &&
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humidityPattern.test(data.humidity) &&
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concentrationPattern.test(data.o3) &&
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concentrationPattern.test(data.no2) &&
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concentrationPattern.test(data.so2) &&
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concentrationPattern.test(data.co) &&
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temperaturePattern.test(data.temperature) &&
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windspeedPattern.test(data.windspeed) &&
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timePattern.test(data.time) &&
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regionPattern.test(data.region)
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);
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}
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const dateRegex =
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/^[A-Za-z]{3}, \d{2} [A-Za-z]{3} \d{4} \d{2}:\d{2}:\d{2} GMT$/;
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function isValidDateString(value) {
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return dateRegex.test(value);
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}
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function isAlphaNumericwithSpaces(value) {
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return validator.isAlphanumeric(value, ["en-US"], { ignore: " " });
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}
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//allow alphanumeric and spaces and -
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function isAlphaNumericWithSpacesAndDash(value) {
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const alphanumeric = /^[a-zA-Z0-9]+$/;
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const valid = value
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.split("")
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.every((char) => alphanumeric.test(char) || char === " " || char === "-");
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return valid;
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}
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function isMacAddress(value) {
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// Joi.string().regex(/^([0-9a-f]{2}-){5}([0-9a-f]{2})$/i).lowercase()
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//return validator.isMACAddress(value, { no_separators: true, eui: 48 });
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const macAddress = /^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$/;
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const valid = macAddress.test(value);
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return valid;
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}
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function isJson(value) {
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//check if its object
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if(typeof value === "object"){
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console.log("its an object")
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return true
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}
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}
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module.exports = {
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validateData,
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isValidDateString,
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isAlphaNumericwithSpaces,
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isAlphaNumericWithSpacesAndDash,
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isMacAddress,
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isJson,
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};
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/*
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isMACAddress(str [, options])
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*/
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