ui: tape: add Changer config grid

analogous to the drive grid

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

www/tape/ChangerConfig.js

@@ -0,0 +1,128 @@
+Ext.define('pbs-model-changers', {
+    extend: 'Ext.data.Model',
+    fields: ['path', 'model', 'name', 'serial', 'vendor', 'export-slots'],
+    idProperty: 'name',
+});
+
+Ext.define('PBS.TapeManagement.ChangerPanel', {
+    extend: 'Ext.grid.Panel',
+    alias: 'widget.pbsTapeChangerPanel',
+
+    controller: {
+	xclass: 'Ext.app.ViewController',
+
+	onAdd: function() {
+	    let me = this;
+	    Ext.create('PBS.TapeManagement.ChangerEditWindow', {
+		listeners: {
+		    destroy: function() {
+			me.reload();
+		    },
+		},
+	    }).show();
+	},
+
+	onEdit: function() {
+	    let me = this;
+	    let view = me.getView();
+	    let selection = view.getSelection();
+	    if (!selection || selection.length < 1) {
+		return;
+	    }
+	    Ext.create('PBS.TapeManagement.ChangerEditWindow', {
+		changerid: selection[0].data.name,
+		autoLoad: true,
+		listeners: {
+		    destroy: () => me.reload(),
+		},
+	    }).show();
+	},
+
+	reload: function() {
+	    this.getView().getStore().rstore.load();
+	},
+
+	stopStore: function() {
+	    this.getView().getStore().rstore.stopUpdate();
+	},
+
+	startStore: function() {
+	    this.getView().getStore().rstore.startUpdate();
+	},
+    },
+
+    listeners: {
+	beforedestroy: 'stopStore',
+	deactivate: 'stopStore',
+	activate: 'startStore',
+	itemdblclick: 'onEdit',
+    },
+
+    store: {
+	type: 'diff',
+	rstore: {
+	    type: 'update',
+	    storeid: 'proxmox-tape-changers',
+	    model: 'pbs-model-changers',
+	    proxy: {
+		type: 'proxmox',
+		url: "/api2/json/tape/changer",
+	    },
+	},
+	sorters: 'name',
+    },
+
+    tbar: [
+	{
+	    text: gettext('Add'),
+	    xtype: 'proxmoxButton',
+	    handler: 'onAdd',
+	    selModel: false,
+	},
+	'-',
+	{
+	    text: gettext('Edit'),
+	    xtype: 'proxmoxButton',
+	    handler: 'onEdit',
+	    disabled: true,
+	},
+	{
+	    xtype: 'proxmoxStdRemoveButton',
+	    baseurl: '/api2/extjs/config/changer',
+	    callback: 'reload',
+	},
+    ],
+    columns: [
+	{
+	    text: gettext('Name'),
+	    dataIndex: 'name',
+	    flex: 1,
+	},
+	{
+	    text: gettext('Path'),
+	    dataIndex: 'path',
+	    flex: 2,
+	},
+	{
+	    text: gettext('Vendor'),
+	    dataIndex: 'vendor',
+	    flex: 1,
+	},
+	{
+	    text: gettext('Model'),
+	    dataIndex: 'model',
+	    flex: 1,
+	},
+	{
+	    text: gettext('Serial'),
+	    dataIndex: 'serial',
+	    flex: 1,
+	},
+	{
+	    text: gettext('Import/Export Slots'),
+	    dataIndex: 'export-slots',
+	    flex: 1,
+	},
+    ],
+});
+

www/tape/TapeManagement.js

@@ -16,10 +16,15 @@ Ext.define('PBS.TapeManagement', {
 	    itemId: 'backup',
 	    xtype: 'pbsBackupOverview',
 	},
+	{
+	    title: gettext('Library'),
+	    itemId: 'library',
+	    xtype: 'pbsChangerStatus',
+	},
 	{
 	    title: gettext('Changers'),
 	    itemId: 'changers',
-	    xtype: 'pbsChangerStatus',
+	    xtype: 'pbsTapeChangerPanel',
 	},
 	{
 	    title: gettext('Drives'),