InvenTree/InvenTree/templates/js/dynamic/nav.js

369 lines
9.5 KiB
JavaScript

/* globals
*/
/* exported
attachNavCallbacks,
enableNavBar,
initNavTree,
loadTree,
onPanelLoad,
*/
/*
* Attach callbacks to navigation bar elements.
*
* Searches for elements with the class 'nav-toggle'.
* A callback is added to each element,
* to display the matching panel.
*
* The 'id' of the .nav-toggle element should be of the form "select-<x>",
* and point to a matching "panel-<x>"
*/
function attachNavCallbacks(options={}) {
$('.nav-toggle').click(function() {
var el = $(this);
// Find the matching "panel" element
var panelName = el.attr('id').replace('select-', '');
activatePanel(panelName, options);
});
var panelClass = options.name || 'unknown';
/* Look for a default panel to initialize
* First preference = URL parameter e.g. ?display=part-stock
* Second preference = localStorage
* Third preference = default
*/
var defaultPanel = $.urlParam('display') || localStorage.getItem(`inventree-selected-panel-${panelClass}`) || options.default;
if (defaultPanel) {
activatePanel(defaultPanel);
}
}
function activatePanel(panelName, options={}) {
var panelClass = options.name || 'unknown';
// First, cause any other panels to "fade out"
$('.panel-visible').hide();
$('.panel-visible').removeClass('panel-visible');
// Find the target panel
var panel = `#panel-${panelName}`;
var select = `#select-${panelName}`;
// Check that the selected panel (and select) exist
if ($(panel).length && $(select).length) {
// Yep, both are displayed
} else {
// Either the select or the panel are not displayed!
// Iterate through the available 'select' elements until one matches
panelName = null;
$('.nav-toggle').each(function() {
var panel_name = $(this).attr('id').replace('select-', '');
if ($(`#panel-${panel_name}`).length && (panelName == null)) {
panelName = panel_name;
}
panel = `#panel-${panelName}`;
select = `#select-${panelName}`;
});
}
// Save the selected panel
localStorage.setItem(`inventree-selected-panel-${panelClass}`, panelName);
// Display the panel
$(panel).addClass('panel-visible');
// Load the data
$(panel).trigger('fadeInStarted');
$(panel).fadeIn(100, function() {
});
// Un-select all selectors
$('.list-group-item').removeClass('active');
// Find the associated selector
var selectElement = `#select-${panelName}`;
$(selectElement).parent('.list-group-item').addClass('active');
}
function onPanelLoad(panel, callback) {
// One-time callback when a panel is first displayed
// Used to implement lazy-loading, rather than firing
// multiple AJAX queries when the page is first loaded.
var panelId = `#panel-${panel}`;
$(panelId).on('fadeInStarted', function() {
// Trigger the callback
callback();
// Turn off the event
$(panelId).off('fadeInStarted');
});
}
function loadTree(url, tree, options={}) {
/* Load the side-nav tree view
Args:
url: URL to request tree data
tree: html ref to treeview
options:
data: data object to pass to the AJAX request
selected: ID of currently selected item
name: name of the tree
*/
var data = {};
if (options.data) {
data = options.data;
}
var key = 'inventree-sidenav-items-';
if (options.name) {
key += options.name;
}
$.ajax({
url: url,
type: 'get',
dataType: 'json',
data: data,
success: function(response) {
if (response.tree) {
$(tree).treeview({
data: response.tree,
enableLinks: true,
showTags: true,
});
if (localStorage.getItem(key)) {
var saved_exp = localStorage.getItem(key).split(',');
// Automatically expand the desired notes
for (var q = 0; q < saved_exp.length; q++) {
$(tree).treeview('expandNode', parseInt(saved_exp[q]));
}
}
// Setup a callback whenever a node is toggled
$(tree).on('nodeExpanded nodeCollapsed', function(event, data) {
// Record the entire list of expanded items
var expanded = $(tree).treeview('getExpanded');
var exp = [];
for (var i = 0; i < expanded.length; i++) {
exp.push(expanded[i].nodeId);
}
// Save the expanded nodes
localStorage.setItem(key, exp);
});
}
},
error: function(xhr, ajaxOptions, thrownError) {
// TODO
}
});
}
/**
* Initialize navigation tree display
*/
function initNavTree(options) {
var resize = true;
if ('resize' in options) {
resize = options.resize;
}
var label = options.label || 'nav';
var stateLabel = `${label}-tree-state`;
var widthLabel = `${label}-tree-width`;
var treeId = options.treeId || '#sidenav-left';
var toggleId = options.toggleId;
// Initially hide the tree
$(treeId).animate({
width: '0px',
}, 0, function() {
if (resize) {
$(treeId).resizable({
minWidth: '0px',
maxWidth: '500px',
handles: 'e, se',
grid: [5, 5],
stop: function(event, ui) {
var width = Math.round(ui.element.width());
if (width < 75) {
$(treeId).animate({
width: '0px'
}, 50);
localStorage.setItem(stateLabel, 'closed');
} else {
localStorage.setItem(stateLabel, 'open');
localStorage.setItem(widthLabel, `${width}px`);
}
}
});
}
var state = localStorage.getItem(stateLabel);
var width = localStorage.getItem(widthLabel) || '300px';
if (state && state == 'open') {
$(treeId).animate({
width: width,
}, 50);
}
});
// Register callback for 'toggle' button
if (toggleId) {
$(toggleId).click(function() {
var state = localStorage.getItem(stateLabel) || 'closed';
var width = localStorage.getItem(widthLabel) || '300px';
if (state == 'open') {
$(treeId).animate({
width: '0px'
}, 50);
localStorage.setItem(stateLabel, 'closed');
} else {
$(treeId).animate({
width: width,
}, 50);
localStorage.setItem(stateLabel, 'open');
}
});
}
}
/**
* Handle left-hand icon menubar display
*/
function enableNavbar(options) {
var resize = true;
if ('resize' in options) {
resize = options.resize;
}
var label = options.label || 'nav';
label = `navbar-${label}`;
var stateLabel = `${label}-state`;
var widthLabel = `${label}-width`;
var navId = options.navId || '#sidenav-right';
var toggleId = options.toggleId;
// Extract the saved width for this element
$(navId).animate({
'width': '45px',
'min-width': '45px',
'display': 'block',
}, 50, function() {
// Make the navbar resizable
if (resize) {
$(navId).resizable({
minWidth: options.minWidth || '100px',
maxWidth: options.maxWidth || '500px',
handles: 'e, se',
grid: [5, 5],
stop: function(event, ui) {
// Record the new width
var width = Math.round(ui.element.width());
// Reasonably narrow? Just close it!
if (width <= 75) {
$(navId).animate({
width: '45px'
}, 50);
localStorage.setItem(stateLabel, 'closed');
} else {
localStorage.setItem(widthLabel, `${width}px`);
localStorage.setItem(stateLabel, 'open');
}
}
});
}
var state = localStorage.getItem(stateLabel);
var width = localStorage.getItem(widthLabel) || '250px';
if (state && state == 'open') {
$(navId).animate({
width: width
}, 100);
}
});
// Register callback for 'toggle' button
if (toggleId) {
$(toggleId).click(function() {
var state = localStorage.getItem(stateLabel) || 'closed';
var width = localStorage.getItem(widthLabel) || '250px';
if (state == 'open') {
$(navId).animate({
width: '45px',
minWidth: '45px',
}, 50);
localStorage.setItem(stateLabel, 'closed');
} else {
$(navId).animate({
'width': width
}, 50);
localStorage.setItem(stateLabel, 'open');
}
});
}
}