Progress on PouchORM (this breaks things)

packages/gallery/src/data/file.js

@@ -0,0 +1,51 @@
+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;
+			});
+		}
+	}
+});

packages/gallery/src/data/image.js

@@ -4,6 +4,7 @@ import { sha256 } from '../utils/crypto.js';
 import { blobToArrayBuffer, deepAssign } from '../utils/conversion.js';
 import { Event, backgroundTask } from '../utils/event.js';
 import { Watcher } from '../utils/watcher.js';
+import { FileType } from './file.js';
 
 const db = getDatabase();
 const PROCESS_PREFIX = 'importing';
@@ -49,26 +50,6 @@ export async function getAttachment(id, attName) {
 	return await db.getAttachment(id, attName);
 }
 
-export async function add(imageFileList) {
-	const docs = Array.prototype.map.call(imageFileList, f => ({
-		_id: `${PROCESS_PREFIX}_${f.name}`,
-		name: f.name,
-		mimetype: f.type,
-		size: f.size,
-		modifiedDate: new Date(f.lastModified).toISOString(),
-		uploadedDate: new Date().toISOString(),
-		tags: {},
-		_attachments: {
-			image: {
-				content_type: f.type,
-				data: f
-			}
-		}
-	}));
-	const results = await db.bulkDocs(docs);
-	return docs.filter((d, i) => results[i].ok);
-}
-
 export async function remove(ids) {
 	const docs = await find(Array.isArray(ids) ? ids : [ids]);
 	const foundDocs = docs.rows.filter(r => !r.error);
@@ -92,82 +73,78 @@ export async function addAttachment(doc, key, blob) {
 }
 
 // Internal Functions
-importWatcher(
+const processImportables = backgroundTask(async function _processImportables(importables) {
-	backgroundTask(async function _processImportables(changeId, deleted) {
+	if (!importables.length) {
-		if (deleted) {
+		return;
-			return;
+	}
+
+	const file = importables[0];
+	const { _id, _rev } = file;
+	const imageData = await file.getAttachment('data');
+
+	const ExifParser = await import('exif-parser');
+
+	const buffer = await blobToArrayBuffer(imageData);
+
+	// Check if this image already exists
+	// TODO - Create an image.digest index
+	const digestQuery = await db.find({
+		selector: { digest: file.digest },
+		fields: ['_id'],
+		limit: 1
+	});
+
+	if (digestQuery.docs.length) {
+		imported.fire(digestQuery.docs[0]._id, _id, false);
+	} else {
+		const exifData = ExifParser.create(buffer).parse();
+		const { tags, imageSize } = exifData;
+		const originalDate = new Date(
+			tags.DateTimeOriginal ? new Date(tags.DateTimeOriginal * 1000).toISOString() : file.modifiedDate
+		);
+		const id = `${PREFIX}_${originalDate.getTime().toString(36)}_${file.digest.substr(0, 6)}`;
+
+		const newDoc = Object.assign(
+			{},
+			{
+				_id: id,
+				originalDate: originalDate,
+				orientation: tags.Orientation,
+				digest: file.digest,
+				make: tags.Make,
+				model: tags.Model,
+				flash: !!tags.Flash,
+				ISO: tags.ISO,
+				fileId: file._id,
+				url: generateAttachmentUrl('file', file._id, 'data'),
+				gps: {
+					latitude: tags.GPSLatitude,
+					longitude: tags.GPSLongitude,
+					altitude: tags.GPSAltitude,
+					heading: tags.GPSImgDirection
+				}
+			},
+			imageSize // width & height
+		);
+		delete newDoc._rev; // assigned from doc but not desired.
+
+		try {
+			await db.put(newDoc);
+			file.update({ tags: { galleryImage: false } });
+			imported.fire(id, _id, true);
+		} catch (e) {
+			error(`Error processing Image ${id}`, e);
 		}
-		const selector = changeId ? { _id: changeId } : IMPORT_SELECTOR;
+	}
-		const result = await db.find({
+}, false);
-			selector,
-			limit: 1
-		});
 
-		if (!result.docs.length) {
+FileType.find(
-			return;
+	{
-		}
+		$and: [{ mimetype: { $in: ['image/jpeg'] } }, { $not: { ['tags.galleryImage']: false } }]
-
+	},
-		const doc = result.docs[0];
+	true
-		const { _id, _rev } = doc;
+).then(fw => {
-		const imageData = await db.getAttachment(_id, 'image');
+	fw.subscribe((...props) => {
-
+		processImportables(...props);
-		const ExifParser = await import('exif-parser');
+	});
-
+});
-		const buffer = await blobToArrayBuffer(imageData);
-		const digest = await sha256(buffer);
-
-		// Check if this image already exists
-		// TODO - Create an image.digest index
-		const digestQuery = await db.find({
-			selector: { digest },
-			fields: ['_id'],
-			limit: 1
-		});
-
-		if (digestQuery.docs.length) {
-			imported.fire(digestQuery.docs[0]._id, _id, false);
-		} else {
-			const exifData = ExifParser.create(buffer).parse();
-			const { tags, imageSize } = exifData;
-			const originalDate = new Date(
-				tags.DateTimeOriginal ? new Date(tags.DateTimeOriginal * 1000).toISOString() : doc.modifiedDate
-			);
-			const id = `${PREFIX}_${originalDate.getTime().toString(36)}_${digest.substr(0, 6)}`;
-
-			const newDoc = Object.assign(
-				{},
-				doc,
-				{
-					_id: id,
-					originalDate: originalDate.toISOString(),
-					orientation: tags.Orientation,
-					digest,
-					make: tags.Make,
-					model: tags.Model,
-					flash: !!tags.Flash,
-					ISO: tags.ISO,
-					attachmentUrls: {
-						image: generateAttachmentUrl(db.name, id, 'image')
-					},
-					gps: {
-						latitude: tags.GPSLatitude,
-						longitude: tags.GPSLongitude,
-						altitude: tags.GPSAltitude,
-						heading: tags.GPSImgDirection
-					}
-				},
-				imageSize // width & height
-			);
-			delete newDoc._rev; // assigned from doc but not desired.
-
-			try {
-				await db.put(newDoc);
-				imported.fire(id, _id, true);
-			} catch (e) {
-				error(`Error processing Image ${id}`, e);
-			}
-		}
-
-		await db.remove({ _id, _rev });
-	})
-);

packages/gallery/src/interface/gallery.js

@@ -1,6 +1,7 @@
 import { defineView } from 'domvm';
 import * as image from '../data/image.js';
 import * as index from '../data/indexType.js';
+import { FileType } from '../data/file.js';
 import * as imageTag from '../context/manageImageTags.js';
 import { ThumbnailView } from './thumbnail.js';
 import { AlbumView } from './album.js';
@@ -9,10 +10,6 @@ import { styled, el } from '../services/style.js';
 import { LiveArray } from '../utils/livearray.js';
 import { Watcher } from '../utils/watcher.js';
 
-function uploadImages(evt) {
-	image.add(evt.currentTarget.files);
-}
-
 export function GalleryView(vm, model) {
 	const { db } = model;
 	const NAV_OPTIONS = {
@@ -47,7 +44,7 @@ export function GalleryView(vm, model) {
 					type: 'file',
 					multiple: true,
 					accept: 'image/jpeg',
-					onchange: uploadImages
+					onchange: FileType.upload
 				})
 			]),
 			...(!data || !data.ready()

packages/gallery/src/services/db.js

@@ -4,11 +4,17 @@ import http from 'pouchdb-adapter-http';
 import replication from 'pouchdb-replication';
 import find from 'pouchdb-find';
 
-const PouchDB = core
+import { log } from './console.js';
+import { isObject } from '../utils/comparators.js';
+import { LiveArray } from '../utils/livearray.js';
+import { deepAssign } from '../utils/conversion.js';
+
+export const PouchDB = core
 	.plugin(idb)
 	.plugin(http)
 	.plugin(replication)
-	.plugin(find);
+	.plugin(find)
+	.plugin(PouchORM);
 
 export function generateAttachmentUrl(dbName, docId, attachmentKey) {
 	return `/_doc_attachments/${dbName}/${docId}/${attachmentKey}`;
@@ -35,3 +41,129 @@ export async function getOrCreate(doc) {
 		throw e;
 	}
 }
+
+export function PouchORM(PouchDB) {
+	async function update(props, save = true) {
+		deepAssign(this, props);
+		if (save) {
+			await this.save();
+		} else {
+			this.validate();
+		}
+		return this;
+	}
+
+	PouchDB.registerType = opts => {
+		const { getUniqueID, getSequence, schema, name } = opts;
+		const prefix = name.toLowerCase();
+		const db = opts.db || new PouchDB(prefix);
+
+		function populateId(doc) {
+			if (!doc._id) {
+				doc._id = `${prefix}_${getSequence(doc).toString(36)}_${getUniqueID(doc)}`;
+			}
+			return doc;
+		}
+
+		function validate() {
+			// FIXME
+			return this;
+		}
+
+		async function save() {
+			const { rev } = await db.put(this.validate());
+			this._rev = rev;
+			return this;
+		}
+
+		async function addAttachment(attName, dataBlob) {
+			const { rev } = await db.putAttachment(this._id, attName, this._rev, dataBlob, dataBlob.type);
+
+			this._rev = rev;
+			return this;
+		}
+
+		async function getAttachment(attName) {
+			return await db.getAttachment(this._id, attName);
+		}
+
+		async function removeAttachment(attName) {
+			return await db.removeAttachment(this._id, attName, this._rev);
+		}
+
+		function instantiate(docOrResultSet) {
+			Object.defineProperties(docOrResultSet, {
+				update: { value: update.bind(docOrResultSet) },
+				save: { value: save.bind(docOrResultSet) },
+				delete: { value: _delete.bind(docOrResultSet) },
+				addAttachment: { value: addAttachment.bind(docOrResultSet) },
+				getAttachment: { value: getAttachment.bind(docOrResultSet) },
+				removeAttachment: { value: removeAttachment.bind(docOrResultSet) },
+				validate: { value: validate.bind(docOrResultSet) }
+			});
+			return docOrResultSet;
+		}
+
+		async function find(idOrQuery, live = false, raw = false) {
+			let results = [];
+			if (typeof idOrQuery === 'undefined') {
+				results = await db.find({
+					selector: {
+						_id: { $gt: `${prefix}_0`, $lt: `${prefix}_\ufff0` }
+					}
+				});
+			} else if (typeof idOrQuery === 'string') {
+				results = await db.find({
+					selector: { _id: idOrQuery }
+				});
+			} else if (isObject(idOrQuery)) {
+				if (live) {
+					return LiveArray(db, idOrQuery, instantiate);
+				}
+				results = await db.find({
+					selector: idOrQuery
+				});
+			}
+
+			return raw ? results : instantiate(results);
+		}
+
+		async function _delete() {
+			try {
+				const { ok } = await db.remove(this);
+				this.update({ _id: undefined, _rev: undefined }, false);
+				return ok;
+			} catch (e) {
+				return false;
+			}
+		}
+
+		function _new(props, save = false) {
+			const doc = instantiate(populateId(props));
+			if (save) {
+				doc.save();
+			}
+			return doc;
+		}
+
+		return Object.assign(
+			{
+				new: _new,
+				find
+			},
+			opts.methods || {}
+		);
+	};
+}
+
+export const TYPES = {
+	STRING: { type: 'string' },
+	INTEGER: { type: 'integer' },
+	BOOLEAN: { type: 'boolean' },
+	DATE: { type: 'date' }
+};
+
+// Add required types
+Object.keys(TYPES).forEach(k => {
+	TYPES['REQUIRED_' + k] = Object.assign({ required: true }, TYPES[k]);
+});