- one running tracker (Combatant rows); no encounters to manage - Enemies list gets a "Track" column (checkbox + count) and an "Add to tracker" button; picking N of an enemy makes "Goblin 1..N", numbering continues if some are already on the tracker - /tracker: per-combatant current/max HP with an HP bar, Damage / Heal by amount, remove one, "Clear all". HP is clamped to [0, max]; 0 HP shows a "Down" badge. Stats are snapshotted from the Enemy on add. - "Tracker" nav item; tracker_picker Stimulus controller; app.js gains a data-format="pick" cell renderer Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
108 lines
4.4 KiB
JavaScript
108 lines
4.4 KiB
JavaScript
/*
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* dmtools front-end entrypoint (Symfony AssetMapper / importmap).
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* Loaded from base.html.twig via {{ importmap('app') }}.
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*/
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import './stimulus_bootstrap.js';
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import 'bootstrap/dist/css/bootstrap.min.css';
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import 'datatables.net-bs5/css/dataTables.bootstrap5.min.css';
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import './styles/app.css';
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import * as bootstrap from 'bootstrap';
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import DataTable from 'datatables.net-bs5';
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window.bootstrap = bootstrap;
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const esc = (v) => {
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if (v === null || v === undefined) return '';
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return String(v).replace(/[&<>"']/g, (c) => ({
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'&': '&', '<': '<', '>': '>', '"': '"', "'": ''',
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}[c]));
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};
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// Build a DataTables column definition from a <th> in the table head.
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// data-data key in the row object (required for server-side tables)
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// data-orderable "false" to disable sorting on the column
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// data-format "link" | "truncate" | (default: plain escaped text)
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// data-row-url (on the <table>) URL template with __ID__ for "link" columns
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// NB: "format" not "render" - DataTables itself consumes a data-render attribute.
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function columnFromTh(th, rowUrl) {
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const key = th.dataset.data;
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const col = { data: key || null, orderable: th.dataset.orderable !== 'false' };
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if (th.dataset.format === 'link' && rowUrl) {
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col.render = (val, type, row) => {
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if (type !== 'display') return val ?? '';
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return `<a href="${esc(rowUrl.replace('__ID__', row.id))}">${esc(val)}</a>`;
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};
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} else if (th.dataset.format === 'truncate') {
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col.render = (val, type) => {
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if (type !== 'display') return val ?? '';
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const s = val ? String(val) : '';
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const short = s.length > 70 ? s.slice(0, 70) + '…' : s;
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return `<span title="${esc(s)}">${esc(short)}</span>`;
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};
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} else if (th.dataset.format === 'pick') {
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// a row-select checkbox + quantity, for "add these to the tracker"
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col.render = (val, type, row) => {
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if (type !== 'display') return '';
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return `<span class="track-pick d-inline-flex align-items-center gap-2">
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<input type="checkbox" class="form-check-input track-check" value="${esc(row.id)}" aria-label="Select">
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<input type="number" class="form-control form-control-sm track-qty" value="1" min="1" max="50"
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style="width: 3.75rem" aria-label="Count">
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</span>`;
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};
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} else {
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col.render = (val, type) => (type === 'display' ? esc(val) : (val ?? ''));
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}
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return col;
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}
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// Live DataTable instances, keyed by their <table> element. Used to tear them
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// down before Turbo caches a page - otherwise the back button restores a
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// snapshot that still contains DataTables' injected controls, and re-init
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// stacks a second set of "search" / "entries per page" rows on top.
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const instances = new Map();
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function initDataTables(root = document) {
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root.querySelectorAll('table.datatable').forEach((table) => {
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if (table.dataset.datatable === 'false' || instances.has(table) || DataTable.isDataTable(table)) {
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return;
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}
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let options = { pageLength: 10, order: [], responsive: false };
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if (table.dataset.datatableOptions) {
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try {
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options = { ...options, ...JSON.parse(table.dataset.datatableOptions) };
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} catch (e) {
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console.error('Invalid data-datatable-options on', table, e);
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}
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}
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// Server-side mode: the backend does the paging, sorting and searching.
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if (table.dataset.datatableSrc) {
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const ths = [...table.querySelectorAll('thead th')];
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options = {
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...options,
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serverSide: true,
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processing: true,
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ajax: { url: table.dataset.datatableSrc },
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columns: ths.map((th) => columnFromTh(th, table.dataset.rowUrl)),
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order: options.order.length ? options.order : [[0, 'asc']],
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};
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}
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instances.set(table, new DataTable(table, options));
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});
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}
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function destroyDataTables() {
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instances.forEach((dt) => dt.destroy());
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instances.clear();
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}
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document.addEventListener('DOMContentLoaded', () => initDataTables());
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document.addEventListener('turbo:load', () => initDataTables());
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// Restore the plain <table> before Turbo snapshots the page for its cache.
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document.addEventListener('turbo:before-cache', destroyDataTables);
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