MOBILE-2808 datetime: Do not use am/pm in datetime

src/addon/calendar/pages/event/event.ts

@@ -72,9 +72,9 @@ export class AddonCalendarEventPage {
                 this.defaultTime = defaultTime * 60;
             });
 
-        // Calculate format to use. ion-datetime doesn't support escaping characters ([]), so we remove them.
+            // Calculate format to use.
-        this.notificationFormat = this.timeUtils.convertPHPToMoment(this.translate.instant('core.strftimedatetime'))
+            this.notificationFormat = this.timeUtils.fixFormatForDatetime(this.timeUtils.convertPHPToMoment(
-            .replace(/[\[\]]/g, '');
+                    this.translate.instant('core.strftimedatetime')));
         }
     }
 

src/addon/mod/data/fields/date/component/date.ts

@@ -42,9 +42,9 @@ export class AddonModDataFieldDateComponent extends AddonModDataFieldPluginCompo
 
         let val;
 
-        // Calculate format to use. ion-datetime doesn't support escaping characters ([]), so we remove them.
+        // Calculate format to use.
-        this.format = this.timeUtils.convertPHPToMoment(this.translate.instant('core.strftimedate'))
+        this.format = this.timeUtils.fixFormatForDatetime(this.timeUtils.convertPHPToMoment(
-                .replace(/[\[\]]/g, '');
+                this.translate.instant('core.strftimedate')));
 
         if (this.mode == 'search') {
             this.addControl('f_' + this.field.id + '_z');

src/addon/userprofilefield/datetime/component/datetime.ts

@@ -47,9 +47,9 @@ export class AddonUserProfileFieldDatetimeComponent implements OnInit {
             // Check if it's only date or it has time too.
             const hasTime = this.utils.isTrueOrOne(field.param3);
 
-            // Calculate format to use. ion-datetime doesn't support escaping characters ([]), so we remove them.
+            // Calculate format to use.
-            field.format = this.timeUtils.convertPHPToMoment(this.translate.instant('core.' +
+            field.format = this.timeUtils.fixFormatForDatetime(this.timeUtils.convertPHPToMoment(
-                    (hasTime ? 'strftimedatetime' : 'strftimedate'))).replace(/[\[\]]/g, '');
+                    this.translate.instant('core.' + (hasTime ? 'strftimedatetime' : 'strftimedate'))));
 
             // Check min value.
             if (field.param1) {

src/providers/utils/time.ts

@@ -118,6 +118,29 @@ export class CoreTimeUtilsProvider {
         return converted;
     }
 
+    /**
+     * Fix format to use in an ion-datetime.
+     *
+     * @param {string} format Format to use.
+     * @return {string} Fixed format.
+     */
+    fixFormatForDatetime(format: string): string {
+        if (!format) {
+            return '';
+        }
+
+        // The component ion-datetime doesn't support escaping characters ([]), so we remove them.
+        let fixed = format.replace(/[\[\]]/g, '');
+
+        if (fixed.indexOf('A') != -1) {
+            // Do not use am/pm format because there is a bug in ion-datetime.
+            fixed = fixed.replace(/ ?A/g, '');
+            fixed = fixed.replace(/h/g, 'H');
+        }
+
+        return fixed;
+    }
+
     /**
      * Returns hours, minutes and seconds in a human readable format
      *