tildefriends/apps/journal/tf-journal-entry.js

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JavaScript
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import {LitElement, html, unsafeHTML, range} from './lit-all.min.js';
import * as tfrpc from '/static/tfrpc.js';
class TfJournalEntryElement extends LitElement {
static get properties() {
return {
whoami: {type: String},
key: {type: String},
journals: {type: Object},
text: {type: String},
};
}
constructor() {
super();
this.journals = {};
this.key = new Date().toISOString().split('T')[0];
}
markdown(md) {
var reader = new commonmark.Parser({safe: true});
var writer = new commonmark.HtmlRenderer();
var parsed = reader.parse(md || '');
return writer.render(parsed);
}
on_discard(event) {
this.text = undefined;
}
async on_publish() {
console.log('publish', this.text);
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this.dispatchEvent(
new CustomEvent('publish', {
bubbles: true,
detail: {
key: this.shadowRoot.getElementById('date_picker').value,
text: this.text,
},
})
);
}
back_dates(count) {
let now = new Date();
let result = [];
for (let i = 0; i < count; i++) {
let next = new Date(now);
next.setDate(now.getDate() - i);
result.push(next.toISOString().split('T')[0]);
}
return result;
}
on_edit(event) {
this.text = event.srcElement.value;
}
on_date_change(event) {
this.key = event.srcElement.value;
this.text = this.journals[this.key]?.text;
}
render() {
console.log('RENDER ENTRY', this.key, this.journals?.[this.key]);
return html`
<select id="date_picker" @change=${this.on_date_change}>
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${this.back_dates(10).map(
(x) => html` <option value=${x}>${x}</option> `
)}
</select>
<div style="display: inline-flex; flex-direction: row">
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<button
?disabled=${this.text == this.journals?.[this.key]?.text}
@click=${this.on_publish}
>
Publish
</button>
<button @click=${this.on_discard}>Discard</button>
</div>
<div style="display: flex; flex-direction: row">
<textarea
style="flex: 1 1; min-height: 10em"
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@input=${this.on_edit}
.value=${this.text ?? this.journals?.[this.key]?.text ?? ''}
></textarea>
<div style="flex: 1 1">
${unsafeHTML(
this.markdown(this.text ?? this.journals?.[this.key]?.text)
)}
</div>
</div>
`;
}
}
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customElements.define('tf-journal-entry', TfJournalEntryElement);