/**
 * rSwag Automerge document schemas.
 *
 * Stores shared design metadata for collaborative artifact management.
 * Actual image files remain server-side; this doc syncs titles, product
 * types, status, and artifact references across space members.
 *
 * DocId format: {space}:swag:designs
 */

import type { DocSchema } from '../../shared/local-first/document';

// ── Document types ──

export interface SwagDesignProduct {
	type: string;
	provider: 'printful' | 'prodigi' | 'cosmolocal';
	sku: string;
	variants: string[];
	retailPrice: number;
}

export interface SwagDesign {
	id: string;
	title: string;
	productType: 'sticker' | 'poster' | 'tee' | 'hoodie';
	/** Server artifact ID (if generated) */
	artifactId: string | null;
	/** How this design was created */
	source: 'upload' | 'ai-generated' | 'artifact';
	/** Design lifecycle status */
	status: 'draft' | 'active' | 'paused' | 'removed';
	/** URL to the design image (server-side path) */
	imageUrl: string | null;
	/** POD product configurations for this design */
	products: SwagDesignProduct[];
	/** Design slug (URL-friendly identifier) */
	slug: string | null;
	/** Description / concept text */
	description: string | null;
	/** Tags for categorization */
	tags: string[];
	createdBy: string | null;
	createdAt: number;
	updatedAt: number;
}

export interface SwagDoc {
	meta: {
		module: string;
		collection: string;
		version: number;
		spaceSlug: string;
		createdAt: number;
	};
	designs: Record<string, SwagDesign>;
	/** Currently active design ID for the space */
	activeDesignId: string | null;
}

// ── Schema registration ──

export const swagSchema: DocSchema<SwagDoc> = {
	module: 'swag',
	collection: 'designs',
	version: 2,
	init: (): SwagDoc => ({
		meta: {
			module: 'swag',
			collection: 'designs',
			version: 2,
			spaceSlug: '',
			createdAt: Date.now(),
		},
		designs: {},
		activeDesignId: null,
	}),
	migrate: (doc: any, _fromVersion: number) => {
		if (!doc.designs) doc.designs = {};
		if (!('activeDesignId' in doc)) doc.activeDesignId = null;
		// v2 migration: add new fields to existing designs
		for (const design of Object.values(doc.designs) as any[]) {
			if (!('source' in design)) design.source = 'artifact';
			if (!('status' in design)) design.status = design.artifactId ? 'active' : 'draft';
			if (!('imageUrl' in design)) design.imageUrl = null;
			if (!('products' in design)) design.products = [];
			if (!('slug' in design)) design.slug = null;
			if (!('description' in design)) design.description = null;
			if (!('tags' in design)) design.tags = [];
		}
		doc.meta.version = 2;
		return doc;
	},
};

// ── Helpers ──

export function swagDocId(space: string) {
	return `${space}:swag:designs` as const;
}