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do not use global for storing all menu items anymore; instead decorate each menu item with reference pointing back to all menu itemms

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This commit is contained in:
Sacha Greif 2015-08-22 09:45:34 +09:00
parent cb47ac773b
commit c174b208cf
1 changed files with 39 additions and 21 deletions
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60
packages/telescope-core/lib/client/templates/menu/menu_component.js
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@ -1,54 +1,71 @@
menuItemsGlobal= [];
getRoute = function (item) {
var getRoute = function (item) {
// if route is a Function return its result, else apply Router.path() to it
return typeof item.route === "function" ? item.route() : Router.path(item.route);
};
filterMenuItems = function (menuItems, level, parentId) {
var childLevel = level + 1;
var filterMenuItems = function (menuItems) {
// filter out admin-only items if needed
if (!Users.is.admin(Meteor.user())) {
menuItems = _.reject(menuItems, function (item) {
return item.adminOnly;
});
}
return menuItems;
};
var getChildMenuItems = function (node) {
var level = node.level;
var childLevel = level + 1;
var menuItems = node.allMenuItems;
menuItems = filterMenuItems(menuItems);
menuItems = _.filter(menuItems, function (item) {
if (level === 0) {
// if this is the root level, return elements with no parentId
return typeof item.parentId === "undefined";
} else {
// else, return elements with the correct parentId
return item.parentId === parentId;
}
// return elements with the correct parentId
return item.parentId === node._id;
});
// decorate child item with their level
// decorate child item with their level and a reference to the root level
menuItems = _.map(menuItems, function (item) {
item.level = childLevel;
item.allMenuItems = node.allMenuItems
return item;
});
return menuItems;
};
Template.menuComponent.onCreated(function () {
menuItemsGlobal = this.data.menuItems;
});
// Template.menuComponent.onCreated(function () {
// menuItemsGlobal = this.data.menuItems;
// });
Template.menuComponent.helpers({
rootMenuItems: function () {
return filterMenuItems(this.menuItems, 0);
var allMenuItems = this.menuItems;
var menuItems = filterMenuItems(allMenuItems); // filter out admin items if needed
// get root elements
menuItems = _.filter(menuItems, function(item) {
return typeof item.parentId === "undefined";
});
menuItems = _.map(menuItems, function (item) {
item.level = 0;
item.allMenuItems = allMenuItems;
return item;
});
return menuItems;
},
showMenuLabel: function () {
return !this.hideMenuLabel;
},
menuClass: function () {
var classes = [this.menuName+"-menu"];
var count = filterMenuItems(this.menuItems, 0).length;
var count = filterMenuItems(this.menuItems).length;
if (!!this.menuClass) {
classes.push(this.menuClass)
@ -121,7 +138,8 @@ Template.menuItem.helpers({
childMenuItems: function () {
var currentLevel = this.level;
if (this._id) { // don't try to find child menu items if current element doesn't have an id
return filterMenuItems(menuItemsGlobal, currentLevel, this._id);
var childMenuItems = getChildMenuItems(this);
return childMenuItems;
}
}
});