/**
 * Notes module — notebooks, rich-text notes, voice transcription.
 *
 * Port of rnotes-online (Next.js + Prisma → Hono + postgres.js).
 * Supports multiple note types: text, code, bookmark, audio, image, file.
 *
 * Local-first: All data stored exclusively in Automerge documents via SyncServer.
 */

import { Hono } from "hono";
import * as Automerge from "@automerge/automerge";
import { renderShell } from "../../server/shell";
import { getModuleInfoList } from "../../shared/module";
import type { RSpaceModule, SpaceLifecycleContext } from "../../shared/module";
import { verifyEncryptIDToken, extractToken } from "@encryptid/sdk/server";
import { renderLanding } from "./landing";
import { notebookSchema, notebookDocId, createNoteItem } from "./schemas";
import type { NotebookDoc, NoteItem } from "./schemas";
import type { SyncServer } from "../../server/local-first/sync-server";

const routes = new Hono();

// ── SyncServer ref (set during onInit) ──
let _syncServer: SyncServer | null = null;

// ── Automerge helpers ──

/** Lazily ensure a notebook doc exists for a given space + notebookId. */
function ensureDoc(space: string, notebookId: string): NotebookDoc {
	const docId = notebookDocId(space, notebookId);
	let doc = _syncServer!.getDoc<NotebookDoc>(docId);
	if (!doc) {
		doc = Automerge.change(Automerge.init<NotebookDoc>(), 'init', (d) => {
			const init = notebookSchema.init();
			Object.assign(d, init);
			d.meta.spaceSlug = space;
			d.notebook.id = notebookId;
		});
		_syncServer!.setDoc(docId, doc);
	}
	return doc;
}

/** Generate a URL-safe slug from a title. */
function slugify(title: string): string {
	return title
		.toLowerCase()
		.replace(/[^a-z0-9]+/g, "-")
		.replace(/^-|-$/g, "")
		.slice(0, 80) || "untitled";
}

/** Generate a compact unique ID (timestamp + random suffix). */
function newId(): string {
	return `${Date.now().toString(36)}-${Math.random().toString(36).slice(2, 8)}`;
}

// ── Automerge ↔ REST conversion helpers ──

/** List all notebook docs for a space from the SyncServer. */
function listNotebooks(space: string): { docId: string; doc: NotebookDoc }[] {
	if (!_syncServer) return [];
	const results: { docId: string; doc: NotebookDoc }[] = [];
	const prefix = `${space}:notes:notebooks:`;
	for (const docId of _syncServer.listDocs()) {
		if (docId.startsWith(prefix)) {
			const doc = _syncServer.getDoc<NotebookDoc>(docId);
			if (doc && doc.notebook && doc.notebook.title) results.push({ docId, doc });
		}
	}
	return results;
}

/** Convert an Automerge NotebookDoc to REST API format. */
function notebookToRest(doc: NotebookDoc) {
	const nb = doc.notebook;
	return {
		id: nb.id,
		title: nb.title,
		slug: nb.slug,
		description: nb.description,
		cover_color: nb.coverColor,
		is_public: nb.isPublic,
		note_count: String(Object.keys(doc.items).length),
		created_at: new Date(nb.createdAt).toISOString(),
		updated_at: new Date(nb.updatedAt).toISOString(),
	};
}

/** Convert an Automerge NoteItem to REST API format. */
function noteToRest(item: NoteItem) {
	return {
		id: item.id,
		notebook_id: item.notebookId,
		title: item.title,
		content: item.content,
		content_plain: item.contentPlain,
		content_format: item.contentFormat || undefined,
		type: item.type,
		tags: item.tags.length > 0 ? item.tags : null,
		is_pinned: item.isPinned,
		sort_order: item.sortOrder,
		url: item.url,
		language: item.language,
		file_url: item.fileUrl,
		mime_type: item.mimeType,
		file_size: item.fileSize,
		duration: item.duration,
		created_at: new Date(item.createdAt).toISOString(),
		updated_at: new Date(item.updatedAt).toISOString(),
	};
}

/** Find the notebook doc that contains a given note ID. */
function findNote(space: string, noteId: string): { docId: string; doc: NotebookDoc; item: NoteItem } | null {
	for (const { docId, doc } of listNotebooks(space)) {
		const item = doc.items[noteId];
		if (item) return { docId, doc, item };
	}
	return null;
}

// ── Seed demo data into Automerge (runs once if no notebooks exist) ──

function seedDemoIfEmpty(space: string) {
	if (!_syncServer) return;

	// If the space already has notebooks, skip
	if (listNotebooks(space).length > 0) return;

	const now = Date.now();

	// Notebook 1: Project Ideas
	const nb1Id = newId();
	const nb1DocId = notebookDocId(space, nb1Id);
	const nb1Doc = Automerge.change(Automerge.init<NotebookDoc>(), "Seed: Project Ideas", (d) => {
		d.meta = { module: "notes", collection: "notebooks", version: 1, spaceSlug: space, createdAt: now };
		d.notebook = { id: nb1Id, title: "Project Ideas", slug: "project-ideas", description: "Brainstorms and design notes for the r* ecosystem", coverColor: "#6366f1", isPublic: true, createdAt: now, updatedAt: now };
		d.items = {};
	});
	_syncServer.setDoc(nb1DocId, nb1Doc);

	// Notebook 2: Meeting Notes
	const nb2Id = newId();
	const nb2DocId = notebookDocId(space, nb2Id);
	const nb2Doc = Automerge.change(Automerge.init<NotebookDoc>(), "Seed: Meeting Notes", (d) => {
		d.meta = { module: "notes", collection: "notebooks", version: 1, spaceSlug: space, createdAt: now };
		d.notebook = { id: nb2Id, title: "Meeting Notes", slug: "meeting-notes", description: "Weekly standups, design reviews, and retrospectives", coverColor: "#f59e0b", isPublic: true, createdAt: now, updatedAt: now };
		d.items = {};
	});
	_syncServer.setDoc(nb2DocId, nb2Doc);

	// Notebook 3: How-To Guides
	const nb3Id = newId();
	const nb3DocId = notebookDocId(space, nb3Id);
	const nb3Doc = Automerge.change(Automerge.init<NotebookDoc>(), "Seed: How-To Guides", (d) => {
		d.meta = { module: "notes", collection: "notebooks", version: 1, spaceSlug: space, createdAt: now };
		d.notebook = { id: nb3Id, title: "How-To Guides", slug: "how-to-guides", description: "Tutorials and onboarding guides for contributors", coverColor: "#10b981", isPublic: true, createdAt: now, updatedAt: now };
		d.items = {};
	});
	_syncServer.setDoc(nb3DocId, nb3Doc);

	// Seed notes into notebooks
	const notes = [
		{
			nbId: nb1Id, nbDocId: nb1DocId, title: "Cosmolocal Manufacturing Network",
			content: "## Vision\n\nDesign global, manufacture local. Every creative work should be producible by the nearest capable provider.\n\n## Key Components\n\n- **Artifact Spec**: Standardized envelope describing what to produce\n- **Provider Registry**: Directory of local makers with capabilities + pricing\n- **rCart**: Marketplace connecting creators to providers\n- **Revenue Splits**: 50% provider, 35% creator, 15% community\n\n## Open Questions\n\n- How do we handle quality assurance across distributed providers?\n- Should providers be able to set custom margins?\n- What's the minimum viable set of capabilities for launch?",
			tags: ["cosmolocal", "architecture"], pinned: true,
		},
		{
			nbId: nb1Id, nbDocId: nb1DocId, title: "Revenue Sharing Model",
			content: "## Current Split\n\n| Recipient | Share | Rationale |\n|-----------|-------|-----------|\n| Provider | 50% | Covers materials, labor, shipping |\n| Creator | 35% | Design and creative work |\n| Community | 15% | Platform maintenance, commons fund |\n\n## Enoughness Thresholds\n\nOnce a funnel reaches its sufficient threshold, surplus flows to the next highest-need funnel. This prevents accumulation and keeps resources flowing.\n\n## Implementation\n\nrFunds Flow Service handles deposits from rCart. Each order total is routed through the configured flow → funnel → overflow splits.",
			tags: ["cosmolocal", "governance"],
		},
		{
			nbId: nb1Id, nbDocId: nb1DocId, title: "FUN Model: Forget, Update, New",
			content: "## Replacing CRUD\n\nNothing is permanently destroyed in rSpace.\n\n- **Forget** replaces Delete — soft-delete with `forgotten: true`. Shapes stay in document, hidden from canvas. Memory panel lets you browse + Remember.\n- **Update** stays the same — public `sync.updateShape()` for programmatic updates\n- **New** replaces Create — language shift: toolbar says \"New X\", events are `new-shape`\n\n## Why?\n\nData sovereignty means users should always be able to recover their work. The Memory panel makes forgotten shapes discoverable, like a digital archive.",
			tags: ["design", "architecture"],
		},
		{
			nbId: nb2Id, nbDocId: nb2DocId, title: "Weekly Standup — Feb 15, 2026",
			content: "## Attendees\n\nAlice, Bob, Carol\n\n## Updates\n\n**Alice**: Finished EncryptID guardian recovery flow. 2-of-3 guardian approval working. Next: device linking via QR code.\n\n**Bob**: Provider registry now has 6 printers globally. Working on proximity search with earthdistance extension.\n\n**Carol**: rFunds river visualization deployed. Enoughness layer showing golden glow on sufficient funnels.\n\n## Action Items\n\n- [ ] Alice: Document guardian recovery API endpoints\n- [ ] Bob: Add turnaround time estimates to provider matching\n- [ ] Carol: Add demo mode to river view with mock data",
			tags: ["standup"],
		},
		{
			nbId: nb2Id, nbDocId: nb2DocId, title: "Design Review — rBooks Flipbook Reader",
			content: "## What We Reviewed\n\nThe react-pageflip integration for PDF reading in rBooks.\n\n## Feedback\n\n1. **Page turn animation** — smooth, feels good on desktop. On mobile, swipe gesture needs larger hit area.\n2. **PDF rendering** — react-pdf handles most PDFs well. Large files (>50MB) cause browser memory issues.\n3. **Read Locally mode** — IndexedDB storage works. Need to show storage usage somewhere.\n\n## Decisions\n\n- Ship current version, iterate on mobile\n- Add a 50MB soft warning on upload\n- Explore PDF.js worker for background rendering",
			tags: ["review", "design"],
		},
		{
			nbId: nb3Id, nbDocId: nb3DocId, title: "Getting Started with rSpace Development",
			content: "## Prerequisites\n\n- Bun runtime (v1.3+)\n- Docker + Docker Compose\n- Git access to Gitea\n\n## Local Setup\n\n```bash\ngit clone ssh://git@gitea.jeffemmett.com:223/jeffemmett/rspace-online.git\ncd rspace-online\nbun install\nbun run dev\n```\n\n## Module Structure\n\nEach module lives in `modules/{name}/` and exports an `RSpaceModule` interface:\n\n```typescript\nexport interface RSpaceModule {\n  id: string;\n  name: string;\n  icon: string;\n  description: string;\n  routes: Hono;\n}\n```\n\n## Adding a New Module\n\n1. Create `modules/{name}/mod.ts`\n2. Create `modules/{name}/components/` for web components\n3. Add build step in `vite.config.ts`\n4. Register in `server/index.ts`",
			tags: ["onboarding"],
		},
		{
			nbId: nb3Id, nbDocId: nb3DocId, title: "How to Add a Cosmolocal Provider",
			content: "## Overview\n\nProviders are local print shops, makerspaces, or studios that can fulfill rCart orders.\n\n## Steps\n\n1. Visit `providers.mycofi.earth`\n2. Sign in with your rStack passkey\n3. Click \"Register Provider\"\n4. Fill in:\n   - Name, location (address + coordinates)\n   - Capabilities (laser-print, risograph, screen-print, etc.)\n   - Substrates (paper types, fabric, vinyl)\n   - Turnaround time and pricing\n5. Submit for review\n\n## Matching Algorithm\n\nWhen an order comes in, rCart matches based on:\n- Required capabilities vs. provider capabilities\n- Geographic distance (earthdistance extension)\n- Turnaround time\n- Price",
			tags: ["cosmolocal", "onboarding"],
		},
	];

	for (const n of notes) {
		const noteId = newId();
		const contentPlain = n.content.replace(/<[^>]*>/g, " ").replace(/[#*|`\-\[\]]/g, " ").replace(/\s+/g, " ").trim();
		const item = createNoteItem(noteId, n.nbId, n.title, {
			content: n.content,
			contentPlain,
			tags: n.tags,
			isPinned: n.pinned || false,
		});

		_syncServer!.changeDoc<NotebookDoc>(n.nbDocId, `Seed note: ${n.title}`, (d) => {
			d.items[noteId] = item;
		});
	}

	console.log("[Notes] Demo data seeded: 3 notebooks, 7 notes");
}

// ── Content extraction helpers ──

/** Recursively extract plain text from a Tiptap JSON node tree. */
function walkTiptapNodes(node: any): string {
	if (node.text) return node.text;
	if (!node.content) return '';
	return node.content.map(walkTiptapNodes).join(node.type === 'paragraph' ? '\n' : '');
}

/** Extract plain text from content, handling both HTML and tiptap-json formats. */
function extractPlainText(content: string, format?: string): string {
	if (format === 'tiptap-json') {
		try {
			const doc = JSON.parse(content);
			return walkTiptapNodes(doc).trim();
		} catch { return ''; }
	}
	// Legacy HTML stripping
	return content.replace(/<[^>]*>/g, ' ').replace(/\s+/g, ' ').trim();
}

// ── Notebooks API ──

// GET /api/notebooks — list notebooks
routes.get("/api/notebooks", async (c) => {
	const space = c.req.param("space") || "demo";

	const notebooks = listNotebooks(space).map(({ doc }) => notebookToRest(doc));
	notebooks.sort((a, b) => new Date(b.updated_at).getTime() - new Date(a.updated_at).getTime());
	return c.json({ notebooks, source: "automerge" });
});

// POST /api/notebooks — create notebook
routes.post("/api/notebooks", async (c) => {
	const space = c.req.param("space") || "demo";
	const token = extractToken(c.req.raw.headers);
	if (!token) return c.json({ error: "Authentication required" }, 401);
	let claims;
	try { claims = await verifyEncryptIDToken(token); } catch { return c.json({ error: "Invalid token" }, 401); }

	const body = await c.req.json();
	const { title, description, cover_color } = body;

	const nbTitle = title || "Untitled Notebook";
	const notebookId = newId();
	const now = Date.now();

	const doc = ensureDoc(space, notebookId);
	_syncServer!.changeDoc<NotebookDoc>(notebookDocId(space, notebookId), "Create notebook", (d) => {
		d.notebook.id = notebookId;
		d.notebook.title = nbTitle;
		d.notebook.slug = slugify(nbTitle);
		d.notebook.description = description || "";
		d.notebook.coverColor = cover_color || "#3b82f6";
		d.notebook.isPublic = false;
		d.notebook.createdAt = now;
		d.notebook.updatedAt = now;
	});

	const updatedDoc = _syncServer!.getDoc<NotebookDoc>(notebookDocId(space, notebookId))!;
	return c.json(notebookToRest(updatedDoc), 201);
});

// GET /api/notebooks/:id — notebook detail with notes
routes.get("/api/notebooks/:id", async (c) => {
	const space = c.req.param("space") || "demo";
	const id = c.req.param("id");

	const docId = notebookDocId(space, id);
	const doc = _syncServer?.getDoc<NotebookDoc>(docId);
	if (!doc || !doc.notebook || !doc.notebook.title) {
		return c.json({ error: "Notebook not found" }, 404);
	}

	const nb = notebookToRest(doc);
	const notes = Object.values(doc.items)
		.map(noteToRest)
		.sort((a, b) => {
			if (a.is_pinned !== b.is_pinned) return a.is_pinned ? -1 : 1;
			return new Date(b.updated_at).getTime() - new Date(a.updated_at).getTime();
		});
	return c.json({ ...nb, notes, source: "automerge" });
});

// PUT /api/notebooks/:id — update notebook
routes.put("/api/notebooks/:id", async (c) => {
	const space = c.req.param("space") || "demo";
	const token = extractToken(c.req.raw.headers);
	if (!token) return c.json({ error: "Authentication required" }, 401);
	let claims;
	try { claims = await verifyEncryptIDToken(token); } catch { return c.json({ error: "Invalid token" }, 401); }

	const id = c.req.param("id");
	const body = await c.req.json();
	const { title, description, cover_color, is_public } = body;

	if (title === undefined && description === undefined && cover_color === undefined && is_public === undefined) {
		return c.json({ error: "No fields to update" }, 400);
	}

	const docId = notebookDocId(space, id);
	const doc = _syncServer?.getDoc<NotebookDoc>(docId);
	if (!doc || !doc.notebook || !doc.notebook.title) {
		return c.json({ error: "Notebook not found" }, 404);
	}

	_syncServer!.changeDoc<NotebookDoc>(docId, "Update notebook", (d) => {
		if (title !== undefined) d.notebook.title = title;
		if (description !== undefined) d.notebook.description = description;
		if (cover_color !== undefined) d.notebook.coverColor = cover_color;
		if (is_public !== undefined) d.notebook.isPublic = is_public;
		d.notebook.updatedAt = Date.now();
	});

	const updatedDoc = _syncServer!.getDoc<NotebookDoc>(docId)!;
	return c.json(notebookToRest(updatedDoc));
});

// DELETE /api/notebooks/:id
routes.delete("/api/notebooks/:id", async (c) => {
	const space = c.req.param("space") || "demo";
	const id = c.req.param("id");

	const docId = notebookDocId(space, id);
	const doc = _syncServer?.getDoc<NotebookDoc>(docId);
	if (!doc || !doc.notebook || !doc.notebook.title) {
		return c.json({ error: "Notebook not found" }, 404);
	}

	// Clear all items and blank the notebook title to mark as deleted.
	// SyncServer has no removeDoc API, so we empty the doc instead.
	_syncServer!.changeDoc<NotebookDoc>(docId, "Delete notebook", (d) => {
		for (const key of Object.keys(d.items)) {
			delete d.items[key];
		}
		d.notebook.title = "";
		d.notebook.updatedAt = Date.now();
	});

	return c.json({ ok: true });
});

// ── Notes API ──

// GET /api/notes — list all notes
routes.get("/api/notes", async (c) => {
	const space = c.req.param("space") || "demo";
	const { notebook_id, type, q, limit = "50", offset = "0" } = c.req.query();

	let allNotes: ReturnType<typeof noteToRest>[] = [];
	const notebooks = notebook_id
		? (() => {
			const doc = _syncServer?.getDoc<NotebookDoc>(notebookDocId(space, notebook_id));
			return doc ? [{ doc }] : [];
		})()
		: listNotebooks(space);

	for (const { doc } of notebooks) {
		for (const item of Object.values(doc.items)) {
			if (type && item.type !== type) continue;
			if (q) {
				const lower = q.toLowerCase();
				if (!item.title.toLowerCase().includes(lower) && !item.contentPlain.toLowerCase().includes(lower)) continue;
			}
			allNotes.push(noteToRest(item));
		}
	}

	// Sort: pinned first, then by updated_at desc
	allNotes.sort((a, b) => {
		if (a.is_pinned !== b.is_pinned) return a.is_pinned ? -1 : 1;
		return new Date(b.updated_at).getTime() - new Date(a.updated_at).getTime();
	});

	const lim = Math.min(parseInt(limit), 100);
	const off = parseInt(offset) || 0;
	return c.json({ notes: allNotes.slice(off, off + lim), source: "automerge" });
});

// POST /api/notes — create note
routes.post("/api/notes", async (c) => {
	const space = c.req.param("space") || "demo";
	const token = extractToken(c.req.raw.headers);
	if (!token) return c.json({ error: "Authentication required" }, 401);
	let claims;
	try { claims = await verifyEncryptIDToken(token); } catch { return c.json({ error: "Invalid token" }, 401); }

	const body = await c.req.json();
	const { notebook_id, title, content, content_format, type, url, language, file_url, mime_type, file_size, duration, tags } = body;

	if (!title?.trim()) return c.json({ error: "Title is required" }, 400);
	if (!notebook_id) return c.json({ error: "notebook_id is required" }, 400);

	const contentPlain = content ? extractPlainText(content, content_format) : "";

	// Normalize tags
	const tagNames: string[] = [];
	if (tags && Array.isArray(tags)) {
		for (const tagName of tags) {
			const name = (tagName as string).trim().toLowerCase();
			if (name) tagNames.push(name);
		}
	}

	const noteId = newId();
	const item = createNoteItem(noteId, notebook_id, title.trim(), {
		authorId: claims.sub ?? null,
		content: content || "",
		contentPlain,
		type: type || "NOTE",
		url: url || null,
		language: language || null,
		fileUrl: file_url || null,
		mimeType: mime_type || null,
		fileSize: file_size || null,
		duration: duration || null,
		tags: tagNames,
	});

	// Ensure the notebook doc exists, then add the note
	ensureDoc(space, notebook_id);
	const docId = notebookDocId(space, notebook_id);
	_syncServer!.changeDoc<NotebookDoc>(docId, `Create note: ${title.trim()}`, (d) => {
		d.items[noteId] = item;
		d.notebook.updatedAt = Date.now();
	});

	return c.json(noteToRest(item), 201);
});

// GET /api/notes/:id — note detail
routes.get("/api/notes/:id", async (c) => {
	const space = c.req.param("space") || "demo";
	const id = c.req.param("id");

	const found = findNote(space, id);
	if (!found) return c.json({ error: "Note not found" }, 404);

	return c.json({ ...noteToRest(found.item), source: "automerge" });
});

// PUT /api/notes/:id — update note
routes.put("/api/notes/:id", async (c) => {
	const space = c.req.param("space") || "demo";
	const id = c.req.param("id");
	const body = await c.req.json();
	const { title, content, content_format, type, url, language, is_pinned, sort_order } = body;

	if (title === undefined && content === undefined && type === undefined &&
		url === undefined && language === undefined && is_pinned === undefined && sort_order === undefined) {
		return c.json({ error: "No fields to update" }, 400);
	}

	const found = findNote(space, id);
	if (!found) return c.json({ error: "Note not found" }, 404);

	const contentPlain = content !== undefined
		? extractPlainText(content, content_format || found.item.contentFormat)
		: undefined;

	_syncServer!.changeDoc<NotebookDoc>(found.docId, `Update note ${id}`, (d) => {
		const item = d.items[id];
		if (!item) return;
		if (title !== undefined) item.title = title;
		if (content !== undefined) item.content = content;
		if (contentPlain !== undefined) item.contentPlain = contentPlain;
		if (content_format !== undefined) (item as any).contentFormat = content_format;
		if (type !== undefined) item.type = type;
		if (url !== undefined) item.url = url;
		if (language !== undefined) item.language = language;
		if (is_pinned !== undefined) item.isPinned = is_pinned;
		if (sort_order !== undefined) item.sortOrder = sort_order;
		item.updatedAt = Date.now();
	});

	// Return the updated note
	const updatedDoc = _syncServer!.getDoc<NotebookDoc>(found.docId)!;
	const updatedItem = updatedDoc.items[id];
	return c.json(noteToRest(updatedItem));
});

// DELETE /api/notes/:id
routes.delete("/api/notes/:id", async (c) => {
	const space = c.req.param("space") || "demo";
	const id = c.req.param("id");

	const found = findNote(space, id);
	if (!found) return c.json({ error: "Note not found" }, 404);

	_syncServer!.changeDoc<NotebookDoc>(found.docId, `Delete note ${id}`, (d) => {
		delete d.items[id];
		d.notebook.updatedAt = Date.now();
	});

	return c.json({ ok: true });
});

// ── Page route ──
routes.get("/", (c) => {
	const space = c.req.param("space") || "demo";
	return c.html(renderShell({
		title: `${space} — Notes | rSpace`,
		moduleId: "rnotes",
		spaceSlug: space,
		modules: getModuleInfoList(),
		theme: "dark",
		body: `<folk-notes-app space="${space}"></folk-notes-app>`,
		scripts: `<script type="module" src="/modules/rnotes/folk-notes-app.js"></script>`,
		styles: `<link rel="stylesheet" href="/modules/rnotes/notes.css">`,
	}));
});

export const notesModule: RSpaceModule = {
	id: "rnotes",
	name: "rNotes",
	icon: "📝",
	description: "Notebooks with rich-text notes, voice transcription, and collaboration",
	scoping: { defaultScope: 'global', userConfigurable: true },
	routes,

	docSchemas: [
		{
			pattern: '{space}:notes:notebooks:{notebookId}',
			description: 'One Automerge doc per notebook, containing all notes as items',
			init: notebookSchema.init,
		},
	],

	seedTemplate: seedDemoIfEmpty,
	async onInit({ syncServer }) {
		_syncServer = syncServer;

		// Seed demo notebooks if the "demo" space is empty
		seedDemoIfEmpty("demo");

		console.log("[Notes] onInit complete (Automerge-only)");
	},

	async onSpaceCreate(ctx: SpaceLifecycleContext) {
		if (!_syncServer) return;

		// Create a default "My Notes" notebook doc for the new space
		const notebookId = "default";
		const docId = notebookDocId(ctx.spaceSlug, notebookId);

		if (_syncServer.getDoc(docId)) return; // already exists

		const doc = Automerge.init<NotebookDoc>();
		const initialized = Automerge.change(doc, "Create default notebook", (d) => {
			d.meta = {
				module: "notes",
				collection: "notebooks",
				version: 1,
				spaceSlug: ctx.spaceSlug,
				createdAt: Date.now(),
			};
			d.notebook = {
				id: notebookId,
				title: "My Notes",
				slug: "my-notes",
				description: "Default notebook",
				coverColor: "#3b82f6",
				isPublic: false,
				createdAt: Date.now(),
				updatedAt: Date.now(),
			};
			d.items = {};
		});

		_syncServer.setDoc(docId, initialized);
		console.log(`[Notes] Created default notebook for space: ${ctx.spaceSlug}`);
	},

	landingPage: renderLanding,
	standaloneDomain: "rnotes.online",
	feeds: [
		{
			id: "notes-by-tag",
			name: "Notes by Tag",
			kind: "data",
			description: "Stream of notes filtered by tag (design, architecture, etc.)",
			emits: ["folk-markdown"],
			filterable: true,
		},
		{
			id: "recent-notes",
			name: "Recent Notes",
			kind: "data",
			description: "Latest notes across all notebooks",
			emits: ["folk-markdown"],
		},
	],
	acceptsFeeds: ["data", "resource"],
	outputPaths: [
		{ path: "notebooks", name: "Notebooks", icon: "📓", description: "Rich-text collaborative notebooks" },
		{ path: "transcripts", name: "Transcripts", icon: "🎙️", description: "Voice transcription records" },
		{ path: "articles", name: "Articles", icon: "📰", description: "Published articles and posts" },
	],
};