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fix: resolve null reference in AsciinemaPlayer initialization

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Paul Gauthier (aider) 2025-03-13 18:05:14 -07:00
parent 8442d9fe5f
commit 0acebc5916
1 changed files with 45 additions and 38 deletions
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83
aider/website/examples/recording.md
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@ -102,45 +102,52 @@ layout: minimal
<script src="/assets/asciinema/asciinema-player.min.js"></script>
<script>
url = "https://gist.githubusercontent.com/paul-gauthier/3011ab9455c2d28c0e5a60947202752f/raw/5a5b3dbf68a9c2b22b4954af287efedecdf79d52/tmp.redacted.cast";
AsciinemaPlayer.create(
url,
document.getElementById('demo'),
{
speed: 1.25,
idleTimeLimit: 1,
theme : "aider",
poster : "npt:0:01",
markers : [
[3.0, "Hello!"],
[300.0, "Hello!"],
],
}
);
AsciinemaPlayer.create(
url,
document.getElementById('demo'),
{
speed: 1.25,
idleTimeLimit: 1,
theme : "aider",
poster : "npt:0:01",
markers : [
[3.0, "Hello!"],
[300.0, "Hello!"],
],
}
).addEventListener('marker', ({ index, time, label }) => {
console.log(`marker! ${index} - ${time} - ${label}`);
document.addEventListener('DOMContentLoaded', function() {
const url = "https://gist.githubusercontent.com/paul-gauthier/3011ab9455c2d28c0e5a60947202752f/raw/5a5b3dbf68a9c2b22b4954af287efedecdf79d52/tmp.redacted.cast";
// Add the marker label to the transcript
const transcriptContent = document.getElementById('transcript-content');
const markerElement = document.createElement('div');
markerElement.textContent = label;
markerElement.style.fontWeight = 'bold';
markerElement.style.marginTop = '10px';
transcriptContent.appendChild(markerElement);
// Create player with a single call
const player = AsciinemaPlayer.create(
url,
document.getElementById('demo'),
{
speed: 1.25,
idleTimeLimit: 1,
theme: "aider",
poster: "npt:0:01",
markers: [
[3.0, "Hello!"],
[300.0, "Hello!"],
],
}
);
// Make sure transcript container exists
if (!document.getElementById('transcript-content')) {
const container = document.createElement('div');
container.id = 'transcript-content';
document.querySelector('.transcript-container').appendChild(container);
}
// Add event listener with safety checks
if (player && typeof player.addEventListener === 'function') {
player.addEventListener('marker', function(event) {
try {
const { index, time, label } = event;
console.log(`marker! ${index} - ${time} - ${label}`);
const transcriptContent = document.getElementById('transcript-content');
if (transcriptContent) {
const markerElement = document.createElement('div');
markerElement.textContent = label;
markerElement.style.fontWeight = 'bold';
markerElement.style.marginTop = '10px';
transcriptContent.appendChild(markerElement);
}
} catch (error) {
console.error('Error in marker event handler:', error);
}
});
}
});
</script>