From 29dd23c18b6ad39ad95a29365c25cf9193bc2853 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Molakvo=C3=A6=20=28skjnldsv=29?=
 <skjnldsv@protonmail.com>
Date: Mon, 28 Oct 2019 10:32:48 +0100
Subject: [PATCH] Add initiated loading state for snappier loading
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>
---
 src/services/Viewer.js |  2 +-
 src/views/Viewer.vue   | 36 ++++++++++++++++++++++++------------
 2 files changed, 25 insertions(+), 13 deletions(-)

diff --git a/src/services/Viewer.js b/src/services/Viewer.js
index d6043036c..2caec3ba2 100644
--- a/src/services/Viewer.js
+++ b/src/services/Viewer.js
@@ -82,7 +82,7 @@ export default class Viewer {
 	}
 
 	/**
-	 * Close the opened file
+	 * Open the path into the viewer
 	 *
 	 * @memberof Viewer
 	 * @param {string} path the path to open
diff --git a/src/views/Viewer.vue b/src/views/Viewer.vue
index 194c0a450..8dc04aeab 100644
--- a/src/views/Viewer.vue
+++ b/src/views/Viewer.vue
@@ -22,7 +22,7 @@
 
 <template>
 	<Modal
-		v-if="currentFile.modal"
+		v-if="initiated || currentFile.modal"
 		id="viewer-content"
 		:class="{'icon-loading': !currentFile.loaded && !currentFile.failed}"
 		:view="currentFile.modal"
@@ -40,6 +40,7 @@
 		<!-- ACTIONS -->
 		<template #actions>
 			<ActionButton
+				v-if="OCA.Files && OCA.Files.Sidebar"
 				icon="icon-menu-sidebar-white-forced"
 				@click="showSidebar">
 				{{ t('viewer', 'Open sidebar') }}
@@ -151,6 +152,7 @@ export default {
 		fileList: [],
 
 		isLoaded: false,
+		initiated: false,
 
 		shownSidebar: false,
 		sidebarWidth: 0,
@@ -194,9 +196,13 @@ export default {
 		},
 
 		file: function(path) {
+			// we got a valid path! Load file...
 			if (path.trim() !== '') {
 				console.info('Opening viewer for file ', path)
 				this.openFile(path)
+			} else {
+				// path is empty, closing!
+				this.close()
 			}
 		}
 	},
@@ -239,6 +245,10 @@ export default {
 				return
 			}
 
+			// initial loading start
+			this.initiated = true
+
+			// extcrat needed info from path
 			const [dirPath, fileName] = extractFilePaths(path)
 
 			// prevent scrolling while opened
@@ -269,13 +279,12 @@ export default {
 
 				// filter out the unwanted mimes
 				const filteredFiles = fileList.filter(file => file.mime && mimes.indexOf(file.mime) !== -1)
+				console.info(filteredFiles);
 
 				// sort like the files list
 				// TODO: implement global sorting API
 				// https://github.com/nextcloud/server/blob/a83b79c5f8ab20ed9b4d751167417a65fa3c42b8/apps/files/lib/Controller/ApiController.php#L247
-				if (!this.standalone) {
-					this.fileList = filteredFiles.sort((a, b) => sortCompare(a, b, 'basename'))
-				}
+				this.fileList = filteredFiles.sort((a, b) => sortCompare(a, b, 'basename'))
 
 				// store current position
 				this.currentIndex = this.fileList.findIndex(file => file.basename === fileName)
@@ -292,6 +301,7 @@ export default {
 				mime = mime.split('/')[0]
 			}
 
+			// if we have a valid mime, show it!
 			if (this.components[mime]) {
 				this.currentFile = new File(fileInfo, mime, this.components[mime])
 				this.updatePreviousNext()
@@ -453,16 +463,16 @@ export default {
 					}
 				})
 				OCA.Files.fileActions.setDefault(mime, 'view')
+			}
 
-				// register groups
-				if (group) {
-					this.mimeGroups[mime] = group
-					// init if undefined
-					if (!this.mimeGroups[group]) {
-						this.mimeGroups[group] = []
-					}
-					this.mimeGroups[group].push(mime)
+			// register groups
+			if (group) {
+				this.mimeGroups[mime] = group
+				// init if undefined
+				if (!this.mimeGroups[group]) {
+					this.mimeGroups[group] = []
 				}
+				this.mimeGroups[group].push(mime)
 			}
 		},
 
@@ -470,10 +480,12 @@ export default {
 		 * Close the viewer
 		 */
 		close() {
+			// reset all properties
 			OCA.Viewer.close()
 			this.currentFile = {}
 			this.currentModal = null
 			this.fileList = []
+			this.initiated = false
 			this.hideAppsSidebar()
 
 			// restore default