Update:Remove node-cron dependency

server/libs/nodeCron/time-matcher.js

@@ -0,0 +1,54 @@
+const validatePattern = require('./pattern-validation');
+const convertExpression = require('./convert-expression');
+
+function matchPattern(pattern, value){
+    if( pattern.indexOf(',') !== -1 ){
+        const patterns = pattern.split(',');
+        return patterns.indexOf(value.toString()) !== -1;
+    }
+    return pattern === value.toString();
+}
+
+class TimeMatcher{
+    constructor(pattern, timezone){
+        validatePattern(pattern);
+        this.pattern = convertExpression(pattern);
+        this.timezone = timezone;
+        this.expressions = this.pattern.split(' ');
+    }
+
+    match(date){
+        date = this.apply(date);
+
+        const runOnSecond = matchPattern(this.expressions[0], date.getSeconds());
+        const runOnMinute = matchPattern(this.expressions[1], date.getMinutes());
+        const runOnHour = matchPattern(this.expressions[2], date.getHours());
+        const runOnDay = matchPattern(this.expressions[3], date.getDate());
+        const runOnMonth = matchPattern(this.expressions[4], date.getMonth() + 1);
+        const runOnWeekDay = matchPattern(this.expressions[5], date.getDay());
+
+        return runOnSecond && runOnMinute && runOnHour && runOnDay && runOnMonth && runOnWeekDay;
+    }
+
+    apply(date){
+        if(this.timezone){
+            const dtf = new Intl.DateTimeFormat('en-US', {
+                year: 'numeric',
+                month: '2-digit',
+                day: '2-digit',
+                hour: '2-digit',
+                minute: '2-digit',
+                second: '2-digit',
+                hourCycle: 'h23',
+                fractionalSecondDigits: 3,
+                timeZone: this.timezone
+            });
+            
+            return new Date(dtf.format(date));
+        }
+        
+        return date;
+    }
+}
+
+module.exports = TimeMatcher;