From b56b47df823bcc1191cf14ab398813c1e512da7d Mon Sep 17 00:00:00 2001
From: Shibo Lyu <hi@lao.sb>
Date: Wed, 16 Apr 2025 00:46:34 +0800
Subject: [PATCH] fix: Add initialDoc prop and BlahRichText conversion utility

Fix typo in schema ("paragragh" -> "paragraph") and implement
bidirectional conversion between BlahRichText and ProseMirror formats.
Update profile page to use new initialDoc prop instead of children.
---
 .../RichTextInput/ClientInput.svelte          | 17 ++++++++++--
 src/lib/components/RichTextInput/schema.ts    |  2 +-
 src/lib/richText.ts                           | 27 ++++++++++++++++++-
 .../settings/account/profile/+page.svelte     | 14 +++++-----
 4 files changed, 48 insertions(+), 12 deletions(-)

diff --git a/src/lib/components/RichTextInput/ClientInput.svelte b/src/lib/components/RichTextInput/ClientInput.svelte
index de69343..3af773e 100644
--- a/src/lib/components/RichTextInput/ClientInput.svelte
+++ b/src/lib/components/RichTextInput/ClientInput.svelte
@@ -7,10 +7,22 @@
 	export interface Props extends Omit<EditorStateConfiguration, 'initialDoc'> {
 		onDocChange?: (doc: Node) => void;
 		placeholder?: string;
+		/**
+		 * The initial content in editor.
+		 *
+		 * This is higher priority than `children`.
+		 */
+		initialDoc?: Node | null;
 		children?: import('svelte').Snippet;
 	}
 
-	const { onDocChange, placeholder = '', children, ...stateConfiguration }: Props = $props();
+	const {
+		onDocChange,
+		placeholder = '',
+		children,
+		initialDoc: initialDocProp,
+		...stateConfiguration
+	}: Props = $props();
 
 	let domEl: HTMLDivElement;
 	let editorView: EditorView;
@@ -18,7 +30,8 @@
 	let isEmpty = $state(!children);
 
 	$effect(() => {
-		const initialDoc = DOMParser.fromSchema(stateConfiguration.schema).parse(domEl);
+		const initialDoc =
+			initialDocProp ?? DOMParser.fromSchema(stateConfiguration.schema).parse(domEl);
 		domEl.replaceChildren();
 		onDocChange?.(initialDoc);
 		isEmpty = initialDoc.textContent.length === 0;
diff --git a/src/lib/components/RichTextInput/schema.ts b/src/lib/components/RichTextInput/schema.ts
index 60aa200..fb9507a 100644
--- a/src/lib/components/RichTextInput/schema.ts
+++ b/src/lib/components/RichTextInput/schema.ts
@@ -4,7 +4,7 @@ import { nodes as basicNodes, marks as basicMarks } from 'prosemirror-schema-bas
 export const messageSchema = new Schema({
 	nodes: {
 		doc: { content: 'block+' },
-		paragragh: {
+		paragraph: {
 			content: 'inline*',
 			...basicNodes.paragraph
 		},
diff --git a/src/lib/richText.ts b/src/lib/richText.ts
index 1ddf6b3..d631a33 100644
--- a/src/lib/richText.ts
+++ b/src/lib/richText.ts
@@ -1,5 +1,5 @@
 import type { BlahRichText, BlahRichTextSpanAttributes } from '@blah-im/core/richText';
-import type { Node } from 'prosemirror-model';
+import type { Node, Schema } from 'prosemirror-model';
 
 function isObjectEmpty(obj: object) {
 	for (const _ in obj) return false;
@@ -58,3 +58,28 @@ export function proseMirrorDocToBlahRichText(doc: Node): BlahRichText {
 
 	return spans;
 }
+
+export function blahRichTextToProseMirrorDoc(richText: BlahRichText, schema: Schema): Node {
+	console.log(schema);
+	const paragraphs = richText.flatMap((span) => {
+		if (typeof span === 'string') {
+			if (!span.trim().length) return [];
+			return [schema.nodes.paragraph.create({}, schema.text(span))];
+		} else {
+			const [text, attributes] = span;
+			const marks = [];
+			if (attributes.b) marks.push(schema.marks.strong.create());
+			if (attributes.i) marks.push(schema.marks.em.create());
+			if (attributes.m) marks.push(schema.marks.code.create());
+			if (attributes.link) marks.push(schema.marks.link.create({ href: attributes.link }));
+			if (attributes.u) marks.push(schema.marks.underline.create());
+			if (attributes.s) marks.push(schema.marks.strikethrough.create());
+			if (attributes.tag) marks.push(schema.marks.tag.create());
+			if (attributes.spoiler) marks.push(schema.marks.spoiler.create());
+
+			return [schema.nodes.paragraph.create({}, schema.text(text, marks))];
+		}
+	});
+
+	return schema.nodes.doc.create({}, paragraphs);
+}
diff --git a/src/routes/(app)/settings/account/profile/+page.svelte b/src/routes/(app)/settings/account/profile/+page.svelte
index 607461a..c23138d 100644
--- a/src/routes/(app)/settings/account/profile/+page.svelte
+++ b/src/routes/(app)/settings/account/profile/+page.svelte
@@ -13,9 +13,12 @@
 	import Button from '$lib/components/Button.svelte';
 	import RichTextInput from '$lib/components/RichTextInput.svelte';
 	import { messageSchema } from '$lib/components/RichTextInput/schema';
+	import { blahRichTextToProseMirrorDoc } from '$lib/richText';
+	import type { Node } from 'prosemirror-model';
 
 	const currentAccount = $derived(accountsManager.currentAccount);
 	let profile: BlahProfile | null = $state(null);
+	let initialBio: Node | null = $state(null);
 
 	let isBusy: boolean = $state(false);
 
@@ -23,21 +26,17 @@
 		if (currentAccount) {
 			const snapshot = $state.snapshot(currentAccount.profile.signee.payload);
 			profile = snapshot;
-			console.log('Reloaded');
+			initialBio = blahRichTextToProseMirrorDoc([snapshot.bio ?? ''], messageSchema);
 		}
 	});
 
-	$inspect(profile);
-
 	async function saveProfile() {
 		if (!currentAccount || !profile) return;
 
-		console.log('Saving profile', $state.snapshot(profile));
 		isBusy = true;
 		const identity = await accountsManager.identityForAccount(currentAccount);
 		await identity.updateProfile(profile);
 		await accountsManager.saveIdentity(identity);
-		console.log('Profile saved', identity.generateIdentityDescription());
 		isBusy = false;
 	}
 </script>
@@ -67,9 +66,8 @@
 				schema={messageSchema}
 				onDocChange={(doc) => profile && (profile.bio = doc.textContent)}
 				placeholder="a 25 yo. artist from Paris."
-			>
-				{profile.bio ?? ''}
-			</RichTextInput>
+				initialDoc={initialBio}
+			/>
 		</GroupedListSection>
 	</GroupedListContainer>
 {/if}