// ==UserScript==
// @name        Paperless: default currency
// @namespace   https://denilson.sa.nom.br/
// @author      Denilson Sá Maia
// @version     1.0
// @description Workaround to set the default currency for custom monetary fields in Paperless up to version 2.11.2.
// @icon        https://docs.paperless-ngx.com/assets/favicon.png
// @license     Public Domain
// @match       https://demo.paperless-ngx.com/*
// ==/UserScript==
// HOW TO USE THIS SCRIPT
// ----------------------
//
// 1. Make sure your browser can run user scripts. In doubt, just install the [Violentmonkey extension](https://violentmonkey.github.io/).
// 2. Click on `Install this script` from <https://greasyfork.org/en/scripts/502490-paperless-default-currency>
// 3. Click on the green `+ Edit` button.
// 4. Edit the `@match` line, replace `https://demo.paperless-ngx.com/*` with your Paperless installation. (e.g. `https://127.0.0.1:9493/*` )
// 5. Edit the `DEFAULT_CURRENCY` below to your preferred currency.
//
// See also: <https://github.com/paperless-ngx/paperless-ngx/discussions/6040>
(function () {
"use strict";
const DEFAULT_CURRENCY = 'EUR';
//////////////////////////////////////////////////
// Convenience functions
// Returns a new function that will call the callback without arguments
// after timeout milliseconds of quietness.
function debounce(callback, timeout = 500) {
let id = null;
return function() {
clearTimeout(id);
id = setTimeout(callback, timeout);
};
}
const active_mutation_observers = [];
// Returns a new MutationObserver that observes a specific node.
// The observer will be immediately active.
function debouncedMutationObserver(rootNode, callback, timeout = 500) {
const func = debounce(callback, timeout);
func();
const observer = new MutationObserver(func);
observer.observe(rootNode, {
subtree: true,
childList: true,
attributes: false,
});
active_mutation_observers.push(observer);
return observer;
}
// Adds a MutationObserver to each root node matched by the CSS selector.
function debouncedMutationObserverSelectorAll(rootSelector, callback, timeout = 500) {
for (const root of document.querySelectorAll(rootSelector)) {
debouncedMutationObserver(root, callback, timeout);
}
}
function stopAllMutationObservers() {
for (const mo of active_mutation_observers) {
mo.disconnect();
}
active_mutation_observers.length = 0;
}
//////////////////////////////////////////////////
function main() {
debouncedMutationObserverSelectorAll('body', function() {
for (const input of document.querySelectorAll('pngx-input-monetary.ng-untouched.ng-pristine input.form-control.text-muted.ng-untouched.ng-pristine[maxlength="3"]')) {
if (input.value === 'USD') {
input.value = DEFAULT_CURRENCY;
const ev = new InputEvent('input', { data: DEFAULT_CURRENCY });
input.dispatchEvent(ev);
}
}
});
}
main();
})();