import { PouchDB, TYPES as t } from '../services/db.js';
import { log } from '../services/console.js';
import { sha256 } from '../utils/crypto.js';
import { blobToArrayBuffer } from '../utils/conversion.js';

export const FileType = PouchDB.registerType({
	name: 'File',
	getUniqueID: doc => doc.digest.substr(0, 16),
	getSequence: doc =>
		new Date(doc.modifiedDate ? doc.modifiedDate : new Date().toISOString()).getTime(),
	// schema: {
	//     name: t.REQUIRED_STRING,
	//     mimetype: t.REQUIRED_STRING,
	//     digest: t.REQUIRED_STRING,
	//     size: t.INTEGER,
	//     modifiedDate: t.DATE,
	//     addDate: t.DATE,
	//     hasData: t.REQUIRED_BOOLEAN,
	//     tags: {
	//         type: "object",
	//         additionalProperties: t.BOOLEAN
	//     }
	// },
	methods: {
		upload: async function(fileListOrEvent) {
			const files = Array.from(
				fileListOrEvent instanceof Event ? fileListOrEvent.currentTarget.files : fileListOrEvent
			);
			return files.map(async f => {
				const digest = await sha256(await blobToArrayBuffer(f));
				const file = FileType.new({
					name: f.name,
					mimetype: f.type,
					size: f.size,
					modifiedDate: new Date(f.lastModified),
					addDate: new Date(),
					digest,
					tags: {},
					_attachments: {
						data: {
							content_type: f.type,
							data: f
						}
					}
				});
				await file.save();
				return file;
			});
		}
	}
});