snatching amp's walkthrough for my own purposes mwhahaha
traverse.dunkirk.sh/diagram/6121f05c-a5ef-4ecf-8ffc-02534c5e767c
feat: nicer ui
+274
-139
+274
-139
src/template.ts
+274
-139
src/template.ts
···
52
52
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
53
53
background: var(--bg);
54
54
color: var(--text);
55
-
height: 100vh;
56
-
display: flex;
57
-
flex-direction: column;
58
-
overflow: hidden;
55
+
min-height: 100vh;
59
56
}
60
57
61
58
.summary-bar {
···
64
61
border-bottom: 1px solid var(--border);
65
62
font-size: 14px;
66
63
color: var(--text-muted);
67
-
flex-shrink: 0;
68
64
display: flex;
69
65
align-items: center;
70
66
gap: 8px;
···
78
74
letter-spacing: 0.05em;
79
75
}
80
76
81
-
.main {
82
-
display: flex;
83
-
flex: 1;
84
-
overflow: hidden;
85
-
}
86
-
87
-
.diagram-container {
88
-
flex: 1;
89
-
overflow: auto;
77
+
.diagram-section {
90
78
display: flex;
91
79
align-items: center;
92
80
justify-content: center;
93
-
padding: 32px;
94
-
min-width: 0;
81
+
padding: 24px;
82
+
border: 1px solid var(--border);
83
+
border-radius: 8px;
95
84
}
96
85
97
-
.diagram-container pre.mermaid {
86
+
.diagram-section pre.mermaid {
98
87
width: 100%;
99
88
}
100
89
101
-
.diagram-container svg {
90
+
.diagram-section svg {
91
+
max-height: none !important;
92
+
height: auto !important;
102
93
width: 100%;
103
-
height: auto;
94
+
}
95
+
96
+
/* ── Force theme colors on all Mermaid elements ── */
97
+
98
+
/* Global mermaid label overrides */
99
+
.diagram-section .label {
100
+
font-family: inherit;
101
+
color: var(--text) !important;
102
+
}
103
+
.diagram-section .label text,
104
+
.diagram-section .label span {
105
+
fill: var(--text) !important;
106
+
color: var(--text) !important;
107
+
}
108
+
.diagram-section .cluster-label text,
109
+
.diagram-section .cluster-label span,
110
+
.diagram-section .cluster-label span p {
111
+
fill: var(--text) !important;
112
+
color: var(--text) !important;
113
+
background-color: transparent !important;
114
+
}
115
+
116
+
/* Flowchart nodes */
117
+
.diagram-section .node rect,
118
+
.diagram-section .node circle,
119
+
.diagram-section .node ellipse,
120
+
.diagram-section .node polygon,
121
+
.diagram-section .node path,
122
+
.diagram-section .node .label-container,
123
+
.diagram-section .node .label-container path,
124
+
.diagram-section .node g path {
125
+
fill: var(--bg) !important;
126
+
stroke: var(--text) !important;
127
+
}
128
+
.diagram-section .node .label,
129
+
.diagram-section .node .nodeLabel,
130
+
.diagram-section .node text,
131
+
.diagram-section .node foreignObject {
132
+
color: var(--text) !important;
133
+
fill: var(--text) !important;
134
+
}
135
+
.diagram-section .node foreignObject div,
136
+
.diagram-section .node foreignObject span,
137
+
.diagram-section .node foreignObject p {
138
+
color: var(--text) !important;
139
+
}
140
+
141
+
/* Edge labels */
142
+
.diagram-section .edgeLabel,
143
+
.diagram-section .edgeLabel span,
144
+
.diagram-section .edgeLabel div,
145
+
.diagram-section .edgeLabel p,
146
+
.diagram-section .edgeLabel foreignObject,
147
+
.diagram-section .edgeLabel foreignObject *,
148
+
.diagram-section .edgeLabel text,
149
+
.diagram-section .edgeLabel tspan {
150
+
color: var(--text) !important;
151
+
fill: var(--text) !important;
152
+
}
153
+
.diagram-section .edgeLabel,
154
+
.diagram-section .edgeLabel p,
155
+
.diagram-section .edgeLabel span {
156
+
background-color: var(--bg) !important;
157
+
}
158
+
.diagram-section .edgeLabel rect,
159
+
.diagram-section .edgeLabel .labelBkg {
160
+
fill: var(--bg) !important;
161
+
opacity: 1 !important;
162
+
}
163
+
164
+
/* Edge paths and arrows */
165
+
.diagram-section .edgePath path,
166
+
.diagram-section .flowchart-link,
167
+
.diagram-section path.path,
168
+
.diagram-section .edge-pattern-solid,
169
+
.diagram-section .edge-pattern-dotted,
170
+
.diagram-section .edge-pattern-dashed {
171
+
stroke: var(--text) !important;
172
+
}
173
+
.diagram-section marker path,
174
+
.diagram-section .arrowheadPath,
175
+
.diagram-section .arrowMarkerAbs path {
176
+
fill: var(--text) !important;
177
+
stroke: var(--text) !important;
178
+
}
179
+
180
+
/* Subgraph/cluster styling */
181
+
.diagram-section .cluster rect,
182
+
.diagram-section .cluster-label,
183
+
.diagram-section g.cluster > rect {
184
+
fill: var(--bg-panel) !important;
185
+
stroke: var(--text) !important;
186
+
}
187
+
.diagram-section .cluster text,
188
+
.diagram-section .cluster-label text,
189
+
.diagram-section .cluster .nodeLabel {
190
+
fill: var(--text) !important;
191
+
color: var(--text) !important;
192
+
}
193
+
194
+
/* ── Sequence diagram overrides ── */
195
+
.diagram-section rect.actor {
196
+
fill: var(--bg) !important;
197
+
stroke: var(--text) !important;
198
+
}
199
+
.diagram-section text.actor,
200
+
.diagram-section text.actor tspan,
201
+
.diagram-section .actor > tspan {
202
+
fill: var(--text) !important;
203
+
stroke: none !important;
204
+
}
205
+
.diagram-section .actor-man circle,
206
+
.diagram-section .actor-man line {
207
+
fill: var(--bg) !important;
208
+
stroke: var(--text) !important;
209
+
}
210
+
.diagram-section line.actor-line,
211
+
.diagram-section .actor-line {
212
+
stroke: var(--text) !important;
213
+
}
214
+
.diagram-section .sequenceNumber {
215
+
fill: var(--bg) !important;
216
+
}
217
+
.diagram-section .messageLine0,
218
+
.diagram-section .messageLine1 {
219
+
stroke: var(--text) !important;
220
+
}
221
+
.diagram-section .messageText {
222
+
fill: var(--text) !important;
223
+
}
224
+
.diagram-section .activation0,
225
+
.diagram-section .activation1,
226
+
.diagram-section .activation2 {
227
+
fill: var(--code-bg) !important;
228
+
stroke: var(--text) !important;
229
+
}
230
+
.diagram-section .labelBox {
231
+
fill: var(--bg-panel) !important;
232
+
stroke: var(--text) !important;
233
+
}
234
+
.diagram-section .labelText,
235
+
.diagram-section .loopText {
236
+
fill: var(--text) !important;
104
237
}
105
238
106
-
/* Make clickable nodes interactive */
107
-
.diagram-container .node { cursor: pointer; }
108
-
.diagram-container .node:hover rect,
109
-
.diagram-container .node:hover polygon,
110
-
.diagram-container .node:hover circle,
111
-
.diagram-container .node:hover .basic {
112
-
filter: brightness(0.92);
239
+
/* ── ERD diagram overrides ── */
240
+
.diagram-section .entityBox {
241
+
fill: var(--bg-panel) !important;
242
+
}
243
+
.diagram-section .row-rect-odd path,
244
+
.diagram-section .row-rect-even path {
245
+
fill: var(--bg) !important;
246
+
}
247
+
.diagram-section .row-rect-even path {
248
+
fill: var(--code-bg) !important;
249
+
}
250
+
.diagram-section .relationshipLine path {
251
+
stroke: var(--text) !important;
252
+
}
253
+
.diagram-section .relationshipLabel {
254
+
fill: var(--text) !important;
113
255
}
114
256
115
-
.node.selected rect,
116
-
.node.selected polygon,
117
-
.node.selected circle,
118
-
.node.selected .basic {
119
-
stroke: var(--accent) !important;
120
-
stroke-width: 2.5px !important;
257
+
/* ── Node interaction ── */
258
+
.diagram-section .node { cursor: pointer; }
259
+
260
+
.diagram-section .node:hover :is(rect, circle, ellipse, polygon, path) {
261
+
filter: brightness(1.12) !important;
121
262
}
122
263
123
-
.detail-panel {
124
-
width: 420px;
125
-
flex-shrink: 0;
126
-
border-left: 1px solid var(--border);
127
-
background: var(--bg-panel);
128
-
display: none;
129
-
flex-direction: column;
130
-
overflow: hidden;
264
+
.diagram-section .node.selected :is(rect, circle, ellipse, polygon, path) {
265
+
filter: brightness(1.2) !important;
266
+
stroke: var(--text-muted) !important;
267
+
stroke-width: 1.5px !important;
131
268
}
132
269
133
-
.detail-panel.open {
134
-
display: flex;
270
+
/* Edge hover */
271
+
.diagram-section .node:hover ~ .edgePath path,
272
+
.diagram-section .edgePath:hover path {
273
+
stroke-width: 3px;
274
+
filter: brightness(1.2);
135
275
}
136
276
137
-
@media (max-width: 1300px) {
138
-
.main {
139
-
flex-direction: column;
140
-
}
277
+
/* Highlight pulse animation */
278
+
.diagram-section .node.highlighted :is(rect, circle, ellipse, polygon, path) {
279
+
animation: node-highlight-pulse 0.5s ease-in-out 3;
280
+
}
281
+
@keyframes node-highlight-pulse {
282
+
0%, 100% { filter: brightness(1); }
283
+
50% { filter: brightness(1.3) drop-shadow(0 0 8px var(--text)); }
284
+
}
141
285
142
-
.detail-panel {
143
-
width: 100%;
144
-
border-left: none;
145
-
border-top: 1px solid var(--border);
146
-
max-height: 50vh;
147
-
}
286
+
/* ERD: don't apply hover/selected effects to individual row cells */
287
+
.diagram-section .erDiagram .node:hover :is(.row-rect-odd, .row-rect-even) :is(path, rect, polygon),
288
+
.diagram-section .erDiagram .node.selected :is(.row-rect-odd, .row-rect-even) :is(path, rect, polygon) {
289
+
filter: none !important;
290
+
stroke: none !important;
291
+
stroke-width: 0 !important;
148
292
}
149
293
150
-
.detail-header {
151
-
padding: 16px 20px;
152
-
border-bottom: 1px solid var(--border);
153
-
display: flex;
154
-
align-items: center;
155
-
justify-content: space-between;
156
-
flex-shrink: 0;
294
+
/* ── Content wrap ── */
295
+
.content-wrap {
296
+
max-width: 720px;
297
+
margin: 0 auto;
298
+
padding: 32px 20px;
157
299
}
158
300
159
-
.detail-header h2 {
160
-
font-size: 16px;
301
+
/* ── Detail section ── */
302
+
.content-summary {
303
+
font-size: 20px;
161
304
font-weight: 600;
305
+
padding: 24px 0 0;
162
306
}
163
307
164
-
.close-btn {
165
-
background: none;
166
-
border: none;
167
-
color: var(--text-muted);
168
-
cursor: pointer;
169
-
padding: 4px;
170
-
border-radius: 4px;
171
-
font-size: 18px;
172
-
line-height: 1;
173
-
transition: color 0.15s;
308
+
.node-card {
309
+
padding: 24px 0;
310
+
border-top: 1px solid var(--border);
174
311
}
175
312
176
-
.close-btn:hover { color: var(--text); }
313
+
.node-card:first-child {
314
+
border-top: none;
315
+
}
177
316
178
-
.detail-body {
179
-
flex: 1;
180
-
overflow-y: auto;
181
-
padding: 20px;
317
+
.node-card h3 {
318
+
font-size: 16px;
319
+
font-weight: 600;
320
+
margin-bottom: 12px;
182
321
}
183
322
184
-
.detail-body .description {
323
+
.node-card .description {
185
324
font-size: 14px;
186
325
line-height: 1.65;
187
326
}
188
327
189
-
.detail-body .description h1,
190
-
.detail-body .description h2,
191
-
.detail-body .description h3 {
328
+
.node-card .description h1,
329
+
.node-card .description h2,
330
+
.node-card .description h3 {
192
331
margin-top: 16px;
193
332
margin-bottom: 8px;
194
333
}
195
334
196
-
.detail-body .description h1 { font-size: 18px; }
197
-
.detail-body .description h2 { font-size: 16px; }
198
-
.detail-body .description h3 { font-size: 14px; }
335
+
.node-card .description h1 { font-size: 18px; }
336
+
.node-card .description h2 { font-size: 16px; }
337
+
.node-card .description h3 { font-size: 14px; }
199
338
200
-
.detail-body .description p { margin-bottom: 12px; }
339
+
.node-card .description p { margin-bottom: 12px; }
201
340
202
-
.detail-body .description code {
341
+
.node-card .description code {
203
342
background: var(--code-bg);
204
343
padding: 2px 5px;
205
344
border-radius: 3px;
206
345
font-size: 13px;
207
346
}
208
347
209
-
.detail-body .description pre {
348
+
.node-card .description pre {
210
349
background: var(--code-bg);
211
350
padding: 12px;
212
351
border-radius: 6px;
···
214
353
margin-bottom: 12px;
215
354
}
216
355
217
-
.detail-body .description pre code {
356
+
.node-card .description pre code {
218
357
background: none;
219
358
padding: 0;
359
+
line-height: 1.625 !important;
220
360
}
221
361
222
-
.detail-body .description ul,
223
-
.detail-body .description ol {
362
+
.node-card .description ul,
363
+
.node-card .description ol {
224
364
margin-bottom: 12px;
225
365
padding-left: 20px;
226
366
}
227
367
228
-
.detail-body .description li { margin-bottom: 4px; }
368
+
.node-card .description li { margin-bottom: 4px; }
229
369
230
370
.section-label {
231
371
font-size: 11px;
···
267
407
font-size: 13px;
268
408
line-height: 1.5;
269
409
}
270
-
271
-
/* empty state */
272
-
.empty-hint {
273
-
color: var(--text-muted);
274
-
font-size: 13px;
275
-
text-align: center;
276
-
padding: 40px 20px;
277
-
}
278
410
</style>
279
411
</head>
280
412
<body>
···
283
415
<span>${escapeHTML(diagram.summary)}</span>
284
416
</div>
285
417
286
-
<div class="main">
287
-
<div class="diagram-container">
418
+
<div class="content-wrap">
419
+
<div class="diagram-section">
288
420
<pre class="mermaid">${escapeHTML(diagram.code)}</pre>
289
421
</div>
290
422
291
-
<div class="detail-panel" id="detail-panel">
292
-
<div class="detail-header">
293
-
<h2 id="detail-title">Select a node</h2>
294
-
<button class="close-btn" id="close-btn" aria-label="Close panel">×</button>
295
-
</div>
296
-
<div class="detail-body" id="detail-body">
297
-
<div class="empty-hint">Click a node in the diagram to view details.</div>
298
-
</div>
299
-
</div>
423
+
<div id="detail-section"></div>
300
424
</div>
301
425
302
426
<script type="module">
···
313
437
window.matchMedia("(prefers-color-scheme: dark)").addEventListener("change", initTheme);
314
438
315
439
async function init() {
316
-
const dark = window.matchMedia("(prefers-color-scheme: dark)").matches;
317
440
await mermaid.initialize({
318
441
startOnLoad: true,
319
-
theme: dark ? "dark" : "default",
320
-
flowchart: { useMaxWidth: false, htmlLabels: true, curve: "basis" },
442
+
theme: "base",
443
+
flowchart: { useMaxWidth: false, htmlLabels: true, curve: "monotoneY", nodeSpacing: 50, rankSpacing: 50 },
321
444
securityLevel: "loose",
322
445
});
323
446
···
328
451
requestAnimationFrame(() => {
329
452
fitDiagram();
330
453
attachClickHandlers();
454
+
renderAllNodes();
331
455
});
332
456
333
457
window.addEventListener("resize", fitDiagram);
334
458
}
335
459
336
460
function fitDiagram() {
337
-
const svg = document.querySelector(".diagram-container svg");
461
+
const svg = document.querySelector(".diagram-section svg");
338
462
if (!svg) return;
339
463
340
464
// Read the intrinsic size mermaid rendered
···
347
471
}
348
472
349
473
function attachClickHandlers() {
350
-
const svg = document.querySelector(".diagram-container svg");
474
+
const svg = document.querySelector(".diagram-section svg");
351
475
if (!svg) return;
352
476
353
477
const nodeIds = Object.keys(DIAGRAM_DATA.nodes);
···
380
504
381
505
// Click outside to deselect
382
506
document.addEventListener("click", (e) => {
383
-
if (!e.target.closest(".detail-panel") && !e.target.closest(".node")) {
507
+
if (!e.target.closest(".detail-section") && !e.target.closest(".node")) {
384
508
deselectAll();
385
509
}
386
510
});
···
388
512
389
513
let selectedEl = null;
390
514
391
-
function selectNode(nodeId, el) {
392
-
const meta = DIAGRAM_DATA.nodes[nodeId];
393
-
if (!meta) return;
394
-
395
-
// Update selection styling
396
-
if (selectedEl) selectedEl.classList.remove("selected");
397
-
el.classList.add("selected");
398
-
selectedEl = el;
399
-
400
-
// Update panel
401
-
const panel = document.getElementById("detail-panel");
402
-
const title = document.getElementById("detail-title");
403
-
const body = document.getElementById("detail-body");
404
-
405
-
title.textContent = meta.title;
406
-
407
-
let html = '<div class="description">' + marked.parse(meta.description) + "</div>";
515
+
function renderNodeCard(nodeId, meta) {
516
+
let html = '<div class="node-card" data-card-id="' + escapeAttr(nodeId) + '">';
517
+
html += '<h3>' + escapeText(meta.title) + '</h3>';
518
+
html += '<div class="description">' + marked.parse(meta.description) + "</div>";
408
519
409
520
if (meta.links && meta.links.length > 0) {
410
521
html += '<div class="section-label">Related Files</div>';
···
420
531
html += '<div class="code-snippet"><pre><code>' + escapeText(meta.codeSnippet) + "</code></pre></div>";
421
532
}
422
533
423
-
body.innerHTML = html;
534
+
html += '</div>';
535
+
return html;
536
+
}
537
+
538
+
function renderAllNodes() {
539
+
const section = document.getElementById("detail-section");
540
+
let html = '<h2 class="content-summary">' + escapeText(DIAGRAM_DATA.summary) + '</h2>';
541
+
for (const [nodeId, meta] of Object.entries(DIAGRAM_DATA.nodes)) {
542
+
html += renderNodeCard(nodeId, meta);
543
+
}
544
+
section.innerHTML = html;
545
+
highlightAll(section);
546
+
}
424
547
425
-
// Highlight code blocks
426
-
body.querySelectorAll("pre code").forEach(block => {
548
+
function highlightAll(container) {
549
+
container.querySelectorAll("pre code").forEach(block => {
427
550
hljs.highlightElement(block);
428
551
});
552
+
}
429
553
430
-
panel.classList.add("open");
554
+
function selectNode(nodeId, el) {
555
+
const meta = DIAGRAM_DATA.nodes[nodeId];
556
+
if (!meta) return;
557
+
558
+
if (selectedEl) selectedEl.classList.remove("selected");
559
+
el.classList.add("selected");
560
+
selectedEl = el;
561
+
562
+
const section = document.getElementById("detail-section");
563
+
section.innerHTML = renderNodeCard(nodeId, meta);
564
+
highlightAll(section);
565
+
566
+
section.scrollIntoView({ behavior: "smooth", block: "start" });
431
567
}
432
568
433
569
function deselectAll() {
···
435
571
selectedEl.classList.remove("selected");
436
572
selectedEl = null;
437
573
}
438
-
document.getElementById("detail-panel").classList.remove("open");
574
+
renderAllNodes();
575
+
window.scrollTo({ top: 0, behavior: "smooth" });
439
576
}
440
-
441
-
document.getElementById("close-btn").addEventListener("click", deselectAll);
442
577
443
578
function escapeText(s) {
444
579
const d = document.createElement("div");