Ext.define('PVE.sdn.DnsView', {
    extend: 'Ext.grid.GridPanel',
    alias: ['widget.pveSDNDnsView'],

    stateful: true,
    stateId: 'grid-sdn-dns',

    createSDNEditWindow: function(type, sid) {
	let schema = PVE.Utils.sdndnsSchema[type];
	if (!schema || !schema.ipanel) {
	    throw "no editor registered for dns type: " + type;
	}

	Ext.create('PVE.sdn.dns.BaseEdit', {
	    paneltype: 'PVE.sdn.dns.' + schema.ipanel,
	    type: type,
	    dns: sid,
	    autoShow: true,
	    listeners: {
		destroy: this.reloadStore,
	    },
	});
    },

    initComponent: function() {
	let me = this;

	let store = new Ext.data.Store({
	    model: 'pve-sdn-dns',
	    proxy: {
		type: 'proxmox',
		url: "/api2/json/cluster/sdn/dns",
	    },
		sorters: {
		property: 'dns',
		direction: 'ASC',
	    },
	});

	let sm = Ext.create('Ext.selection.RowModel', {});

	let run_editor = function() {
	    let rec = sm.getSelection()[0];
	    if (!rec) {
		return;
	    }
	    let type = rec.data.type,
		dns = rec.data.dns;

	    me.createSDNEditWindow(type, dns);
	};

	let edit_btn = new Proxmox.button.Button({
	    text: gettext('Edit'),
	    disabled: true,
	    selModel: sm,
	    handler: run_editor,
	});

	let remove_btn = Ext.create('Proxmox.button.StdRemoveButton', {
	    selModel: sm,
	    baseurl: '/cluster/sdn/dns/',
	    callback: () => store.load(),
	});

	// else we cannot dynamically generate the add menu handlers
	let addHandleGenerator = function(type) {
	    return function() { me.createSDNEditWindow(type); };
	};
	let addMenuItems = [];
	for (const [type, dns] of Object.entries(PVE.Utils.sdndnsSchema)) {
	    if (dns.hideAdd) {
		continue;
	    }
	    addMenuItems.push({
		text: PVE.Utils.format_sdndns_type(type),
		iconCls: 'fa fa-fw fa-' + dns.faIcon,
		handler: addHandleGenerator(type),
	    });
	}

	Ext.apply(me, {
	    store: store,
	    reloadStore: () => store.load(),
	    selModel: sm,
	    viewConfig: {
		trackOver: false,
	    },
	    tbar: [
		{
		    text: gettext('Add'),
		    menu: new Ext.menu.Menu({
			items: addMenuItems,
		    }),
		},
		remove_btn,
		edit_btn,
	    ],
	    columns: [
		{
		    header: 'ID',
		    flex: 2,
		    dataIndex: 'dns',
		},
		{
		    header: gettext('Type'),
		    flex: 1,
		    dataIndex: 'type',
		    renderer: PVE.Utils.format_sdndns_type,
		},
		{
		    header: 'url',
		    flex: 1,
		    dataIndex: 'url',
		},
	    ],
	    listeners: {
		activate: () => store.load(),
		itemdblclick: run_editor,
	    },
	});

	store.load();
	me.callParent();
    },
});