Source: delete_version.js

/**
 * This file holds the event for deleting a version.
 * 
 * @module scripts/events/main/delete_version
 */

import RequestHandler from "../../request_handler.js";
import PageHandler from "../../page_handler.js";
import EventHandler from "../../event_handler.js";

/**
 * Deletes a certain version.
 * 
 * @function delete_version_event
 * 
 * @param {HTMLElement} target            - Is the targeted UI element that was clicked.
 * @param {object} args                   - The data attributes of the targeted element.
 * @param {RequestHandler} requestHandler - The handler for HTTP requests.
 * @param {PageHandler} pageHandler       - The handler for UI updates.
 * @param {EventHandler} eventHandler     - The handler for the events.
 */
function delete_version_event(target, args, requestHandler, pageHandler, eventHandler) {

    function callbackDelete() {

        let versionId = pageHandler.getVersionId(target);

        requestHandler.POST("/api/delete", [ "True", versionId ], {}, (res) => {

            if (res.type) {
    
                pageHandler.deleteVersion(res.payload, target);
                pageHandler.addError(res.message, false);
    
            } else {
    
                pageHandler.addError(res.error);
    
            }
    
        });

    }

    let isFavorited = pageHandler.getIsFavorited(target);

    if (isFavorited) {

        pageHandler.requestConfirm((confirmed) => {

            if (confirmed) {
                callbackDelete();
            }

        }, eventHandler.REQUEST_DELETE_CONFIRMATION_MSG);

        eventHandler.isHandlingEvent = false;

        return;

    }

    callbackDelete();
    eventHandler.isHandlingEvent = false;

}

export default delete_version_event;