demarches-normaliennes/app/javascript/controllers/batch_operation_controller.ts
2023-04-05 10:59:59 +02:00

151 lines
4.3 KiB
TypeScript

import { ApplicationController } from './application_controller';
import { disable, enable, show, hide } from '@utils';
import invariant from 'tiny-invariant';
export class BatchOperationController extends ApplicationController {
static targets = ['menu', 'input'];
declare readonly menuTarget: HTMLButtonElement;
declare readonly hasMenuTarget: boolean;
declare readonly inputTargets: HTMLInputElement[];
onCheckOne() {
this.toggleSubmitButtonWhenNeeded();
deleteSelection();
}
onCheckAll(event: Event) {
const target = event.target as HTMLInputElement;
this.inputTargets.forEach((e) => (e.checked = target.checked));
this.toggleSubmitButtonWhenNeeded();
const pagination = document.querySelector('tfoot .pagination');
if (pagination) {
displayNotice(this.inputTargets);
}
// add focus on button for a11y
const button = document.getElementById('js_select_more');
if (button) {
button.focus();
}
}
onSelectMore(event: {
preventDefault: () => void;
target: HTMLInputElement;
}) {
event.preventDefault();
const target = event.target as HTMLInputElement;
const dossierIds = target.getAttribute('data-dossiers');
const hidden_input_multiple_ids = document.querySelector<HTMLInputElement>(
'#input_multiple_ids_batch_operation'
);
if (hidden_input_multiple_ids) {
hidden_input_multiple_ids.value = dossierIds || '';
}
hide(document.querySelector('#not_selected'));
show(document.querySelector('#selected'));
// add focus on button for a11y
const button = document.getElementById('js_delete_selection');
if (button) {
button.focus();
}
}
onDeleteSelection(event: { preventDefault: () => void }) {
event.preventDefault();
emptyCheckboxes();
deleteSelection();
this.toggleSubmitButtonWhenNeeded();
}
toggleSubmitButtonWhenNeeded() {
const buttons = [
...this.element.querySelectorAll<HTMLButtonElement>('[data-operation]')
];
const checked = this.inputTargets.filter((input) => input.checked);
if (checked.length) {
const available = buttons.filter((button) => {
const operation = button.dataset.operation;
invariant(operation, 'data-operation is required');
const available = checked.every(isInputForOperation(operation));
switchButton(button, available);
return available;
});
if (this.hasMenuTarget) {
if (available.length) {
enable(this.menuTarget);
} else {
disable(this.menuTarget);
}
}
} else {
if (this.hasMenuTarget) {
disable(this.menuTarget);
}
buttons.forEach((button) => switchButton(button, false));
}
}
}
function isInputForOperation(operation: string) {
return (input: HTMLInputElement) =>
(input.dataset.operations?.split(',') ?? []).includes(operation);
}
function switchButton(button: HTMLButtonElement, flag: boolean) {
if (flag) {
enable(button);
button.querySelectorAll('button').forEach((button) => enable(button));
} else {
disable(button);
button.querySelectorAll('button').forEach((button) => disable(button));
}
}
function displayNotice(inputs: HTMLInputElement[]) {
const checkbox_all = document.querySelector<HTMLInputElement>(
'#checkbox_all_batch_operation'
);
if (checkbox_all) {
if (checkbox_all.checked) {
show(document.querySelector('#js_batch_select_more'));
hide(document.querySelector('#selected'));
show(document.querySelector('#not_selected'));
} else {
hide(document.querySelector('#js_batch_select_more'));
deleteSelection();
}
}
const dynamic_number = document.querySelector('#dynamic_number');
if (dynamic_number) {
dynamic_number.textContent = inputs.length.toString();
}
}
function deleteSelection() {
const hidden_input_multiple_ids = document.querySelector<HTMLInputElement>(
'#input_multiple_ids_batch_operation'
);
if (hidden_input_multiple_ids) {
hidden_input_multiple_ids.value = '';
}
hide(document.querySelector('#js_batch_select_more'));
}
function emptyCheckboxes() {
const inputs = document.querySelectorAll<HTMLInputElement>(
'div[data-controller="batch-operation"] input[type=checkbox]'
);
inputs.forEach((e) => (e.checked = false));
}