**As** an Admin of an OpenProject instance
**I want to** add all the public holidays of my region easily
**so that** any planning of tasks around the specific dates are clear and have a proper estimation.

Begin of the insertion###End of the insertion Begin of the deletion ##End of the deletion **Acceptance criteria**

The button to add calendars will be always situated on top of the calendar view on the left side. There is two ways to add calendars in the "Working days" settings:

* **Public holidays from your region:** Begin of the insertionFor instances areEnd of the insertion Begin of the deletion If your instance isEnd of the deletion based Begin of the insertionon/createdEnd of the insertion Begin of the deletion and createdEnd of the deletion on a Begin of the insertioncountry or region for whichEnd of the insertion Begin of the deletion country/region thatEnd of the deletion OP has Begin of the insertionin-builtEnd of the insertion public holidays Begin of the insertioncalendars,End of the insertion Begin of the deletion calendars from,End of the deletion a list with Begin of the insertionregionalEnd of the insertion Begin of the deletion all theEnd of the deletion calendars Begin of the deletion availableEnd of the deletion will be displayed. Begin of the insertion
* End of the insertion Once one calendar is Begin of the insertionselected,End of the insertion Begin of the deletion selectedEnd of the deletion the view will be always switched to the full year so you can see all the days added for this Begin of the insertionyear. 
* TheEnd of the insertion Begin of the deletion year and theEnd of the deletion selected region it will be displayed in the list as selected. Begin of the insertion
* End of the insertion Begin of the deletion
End of the deletion Only one public calendar can be selected at the same time, so selecting another public calendar will always Begin of the insertioneraseEnd of the insertion Begin of the deletion ereaseEnd of the deletion all days Begin of the insertionadded byEnd of the insertion Begin of the deletion fromEnd of the deletion the previous one and load the new ones. Begin of the insertion
* Non-working days that were manually added by the user remain unaffected.End of the insertion

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27780/content"></div></figure>

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27781/content"></div></figure>

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27782/content"></div></figure>

* **Importing Begin of the insertionaEnd of the insertion local calendar:** Besides the list of public holidays, there will always be a last option that allows you to import a calendar file from your computer. This allows you to upload Begin of the insertion.ics files. 
* End of the insertion Begin of the deletion ics. files.End of the deletion Once a file has been successfully Begin of the insertionimported,End of the insertion Begin of the deletion importedEnd of the deletion a Begin of the insertionsuccessEnd of the insertion toast message will be displayed on the top and the view will be always switched to the year view to see all the imported days. Begin of the insertion
* End of the insertion Begin of the deletion
End of the deletion The only way to remove Begin of the insertionthese manually-importedEnd of the insertion Begin of the deletion theEnd of the deletion days Begin of the deletion from an imported localEnd of the deletion calendar Begin of the insertionfilesEnd of the insertion is Begin of the insertionto remove themEnd of the insertion Begin of the deletion removing the daysEnd of the deletion one by one.

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27787/content"></div></figure>

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27784/content"></div></figure>

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27786/content"></div></figure>

### Begin of the insertion

###End of the insertion Begin of the deletion
End of the deletion Edge cases

* **Public holidays from your region not available:** In the case Begin of the insertionthat OP does notEnd of the insertion Begin of the deletion we don&#39;tEnd of the deletion have any Begin of the insertionin-built list ofEnd of the insertion holidays for Begin of the insertiona selected region,End of the insertion the Begin of the deletion region where your instance is based, theEnd of the deletion button will be directly called &quot;Import calendar&quot; instead of &quot;Add Begin of the insertioncalendar&quot;,End of the insertion Begin of the deletion calendar&quot;End of the deletion and will open the file browser from your computer when you click on it.

<figure class="image op-uc-figure" style="width:75%;"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/27788/content"></div></figure>

* **Multiple events for the same day:** In the case of switching or importing a calendar that contains dates that are already pointed as non-working Begin of the insertiondays,End of the insertion Begin of the deletion daysEnd of the deletion the last Begin of the insertiononesEnd of the insertion Begin of the deletion oneEnd of the deletion loaded will always override the previous Begin of the insertionones.End of the insertion Begin of the deletion calendar event.End of the deletion
* **Removing a day from a public calendar:** this will only affect the day that has been deleted Begin of the insertionin the local instance,End of the insertion not the complete public calendar. Begin of the insertion_(Question for <mention class="mention" data-id="72512" data-type="user" data-text="@Marc Alcobé">@Marc Alcobé</mention>: Does this mean that if a user selects a region and that imports events, and then deletes one of them, and then selects a different region and then again the original region, that initially deleted day shows up again?)_End of the insertion

### Out of scope

Subscribe to external calendars, e.g. Google calendars (that are not included in our libraries of ics or uploaded manually).

### To be defined

From where Begin of the deletion doEnd of the deletion we get the public calendars and Begin of the insertionforEnd of the insertion Begin of the deletion fromEnd of the deletion which regions. Potentially the regions that speak the supported OP languages.

### Figma link

https://www.figma.com/file/SMzHAQWcY9k0PkTEKd5UQn/Duration-and-Non-Working-Days?node-id=1091%3A9491