add getMonthDays()

itmor · May 29, 2020 · c5997ee · c5997ee
1 parent d15e513
commit c5997ee
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Showing 2 changed files with 27 additions and 2 deletions.
diff --git a/build/calendar-array.min.js b/build/calendar-array.min.js
diff --git a/src/calendar-array.js b/src/calendar-array.js
@@ -1,10 +1,35 @@
 class CalendarArray {
   getCalendar(...dates) {
     if (this.#isValidDateArg(dates)) {
-      console.log('is valid');
+      this.#createCalendarArray(dates);
     }
   }
 
+  #createCalendarArray(dates) {
+    for (let date of dates) {
+
+      for (let i = 0; i < date.length; i++) {
+        if (i === 0) {
+          const year = date[0];
+        } else {
+
+        }
+      }
+    }
+  }
+
+  #getMonthDays(year, month) {
+    // Correct date 2020, 12 | Wrong date 99999, 99
+    if (String(year).length < 5 && String(month).match(/^([1-9]|1[0-2])$/) !== null) {
+      const date = new Date(year, month - 1);
+      const daysValue = new Date(date.getFullYear(), date.getMonth()+1, 0);
+
+      return daysValue.getDate();
+    } 
+
+    throw new Error('Wrong date');
+  }
+
   #isValidDateArg(dates) {
     // Sample correct arguments [[2020, 3], [2012], [2007]]
     if (dates.length > 0) {