added basic full-text search support (flexsearch), still needs some work...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>

package.json

@@ -5,6 +5,7 @@
   "license": "BSD",
   "dependencies": {
     "@toast-ui/editor": "^3.2.0",
+    "flexsearch": "^0.7.31",
     "glob": "*",
     "idb-keyval": "^6.2.0",
     "ig-actions": "*",

pwiki/page.js

@@ -2325,7 +2325,22 @@ module.System = {
 	RecursionError: {
 		text: 'RECURSION ERROR: @source(../path)' },
 	NotFoundError: { 
-		text: 'NOT FOUND ERROR: @source(./path)' },
+		//text: 'NOT FOUND ERROR: @source(./path)' },
+		text: object.doc`
+			<slot title/>
+
+			<p>NOT FOUND ERROR: @source(./path)</p>
+
+			<slot nested>
+				<div>
+					<b>Nested pages:</b><br>
+					<div style="padding-left: 30px">
+						<macro src="./*" join="<br>" else="@slot(nested)">
+							<a href="#@source(s ./path)">@source(./title)</a>
+						</macro>
+					</div>
+				</div>
+			</slot>` },
 	NotFoundTemplateError: {
 		text: 'NOT FOUND TEMPLATE ERROR: @source(../path)' },
 

pwiki/store/base.js

@@ -7,6 +7,8 @@
 (function(require){ var module={} // make module AMD/node compatible...
 /*********************************************************************/
 
+var flexsearch = require('flexsearch')
+
 var object = require('ig-object')
 var types = require('ig-types')
 
@@ -296,6 +298,26 @@ module.BaseStore = {
 
 
 	// XXX text search index (???)
+	// XXX do we index .data.text or .raw or .text
+	__search: index.makeIndex('search',
+		async function(){
+			var index = new flexsearch.Index() 
+			for(var path of (await this.paths)){
+				var text = (await this.get(path)).text
+				text
+					&& typeof(text) != 'function'
+					&& index.add(path, text) }
+			return index }, {
+		update: async function(data, path, update){
+			update.text
+				&& typeof(update.text) != 'function'
+				&& (await data).add(path, update.text) 
+			return data },
+		remove: async function(data, path){
+			;(await data).remove(path) 
+			return data }, }),
+	search: function(){
+		return this.__search().search(...arguments) },
 
 
 	//

pwiki2.html

@@ -234,6 +234,7 @@ require.config({
 			'pouchdb': 'node_modules/pouchdb/dist/pouchdb',
 			'showdown': 'node_modules/showdown/dist/showdown',
 			'idb-keyval': 'node_modules/idb-keyval/dist/umd',
+			'flexsearch': 'node_modules/flexsearch/dist/flexsearch.bundle',
 		}, ['ext-lib']),
 	},
 	packages: [

pwiki2.js

@@ -4,7 +4,7 @@
 * XXX ASAP start writing docs in pwiki
 * 		- minimal/functional editor					- DONE
 * 		- WYSIWYG markdown editor/viewer (ASAP)		- 
-* 		- transparent sync
+* 		- transparent sync/backup
 * 			- fs store/export in browser or a simple way to export/import...
 * 				...can't seem to get it to work without asking for permission
 * 				on every startup (one more thing left to try, keeping the 
@@ -17,6 +17,13 @@
 * 		- GUI										- 
 * 		- CLI										- 
 *
+* XXX things that will help:
+* 		- async render (infinite scroll + search + large pages)
+* 			unresolved -> dom placeholder
+* 			iterator prepends to placeholder
+* 			when resolved/done remove placeholder
+* 		- 
+*
 *
 * XXX macro-vars: should the vars be defined as macro:<name> (current) or 
 * 		simply as <name>???