open-vault/ui/app/components/namespace-picker.js

144 lines
4.3 KiB
JavaScript

import { inject as service } from '@ember/service';
import { alias, gt } from '@ember/object/computed';
import Component from '@ember/component';
import { computed } from '@ember/object';
import keyUtils from 'vault/lib/key-utils';
import pathToTree from 'vault/lib/path-to-tree';
import { task, timeout } from 'ember-concurrency';
const { ancestorKeysForKey } = keyUtils;
const DOT_REPLACEMENT = '☃';
const ANIMATION_DURATION = 250;
export default Component.extend({
tagName: '',
namespaceService: service('namespace'),
auth: service(),
namespace: null,
init() {
this._super(...arguments);
this.get('namespaceService.findNamespacesForUser').perform();
},
didReceiveAttrs() {
this._super(...arguments);
let ns = this.get('namespace');
let oldNS = this.get('oldNamespace');
if (!oldNS || ns !== oldNS) {
this.get('setForAnimation').perform();
}
this.set('oldNamespace', ns);
},
setForAnimation: task(function*() {
let leaves = this.get('menuLeaves');
let lastLeaves = this.get('lastMenuLeaves');
if (!lastLeaves) {
this.set('lastMenuLeaves', leaves);
yield timeout(0);
return;
}
let isAdding = leaves.length > lastLeaves.length;
let changedLeaf = (isAdding ? leaves : lastLeaves).get('lastObject');
this.set('isAdding', isAdding);
this.set('changedLeaf', changedLeaf);
// if we're adding we want to render immediately an animate it in
// if we're not adding, we need time to move the item out before
// a rerender removes it
if (isAdding) {
this.set('lastMenuLeaves', leaves);
yield timeout(0);
return;
}
yield timeout(ANIMATION_DURATION);
this.set('lastMenuLeaves', leaves);
}).drop(),
isAnimating: alias('setForAnimation.isRunning'),
namespacePath: alias('namespaceService.path'),
// this is an array of namespace paths that the current user
// has access to
accessibleNamespaces: alias('namespaceService.accessibleNamespaces'),
inRootNamespace: alias('namespaceService.inRootNamespace'),
namespaceTree: computed('accessibleNamespaces', function() {
let nsList = this.get('accessibleNamespaces');
if (!nsList) {
return [];
}
return pathToTree(nsList);
}),
maybeAddRoot(leaves) {
let userRoot = this.get('auth.authData.userRootNamespace');
if (userRoot === '') {
leaves.unshift('');
}
return leaves.uniq();
},
pathToLeaf(path) {
// dots are allowed in namespace paths
// so we need to preserve them, and replace slashes with dots
// in order to use Ember's get function on the namespace tree
// to pull out the correct level
return (
path
// trim trailing slash
.replace(/\/$/, '')
// replace dots with snowman
.replace(/\.+/g, DOT_REPLACEMENT)
// replace slash with dots
.replace(/\/+/g, '.')
);
},
// an array that keeps track of what additional panels to render
// on the menu stack
// if you're in 'foo/bar/baz',
// this array will be: ['foo', 'foo.bar', 'foo.bar.baz']
// the template then iterates over this, and does Ember.get(namespaceTree, leaf)
// to render the nodes of each leaf
// gets set as 'lastMenuLeaves' in the ember concurrency task above
menuLeaves: computed('namespacePath', 'namespaceTree', function() {
let ns = this.get('namespacePath');
let leaves = ancestorKeysForKey(ns) || [];
leaves.push(ns);
leaves = this.maybeAddRoot(leaves);
leaves = leaves.map(this.pathToLeaf);
return leaves;
}),
// the nodes at the root of the namespace tree
// these will get rendered as the bottom layer
rootLeaves: computed('namespaceTree', function() {
let tree = this.get('namespaceTree');
let leaves = Object.keys(tree);
return leaves;
}),
currentLeaf: alias('lastMenuLeaves.lastObject'),
canAccessMultipleNamespaces: gt('accessibleNamespaces.length', 1),
isUserRootNamespace: computed('auth.authData.userRootNamespace', 'namespacePath', function() {
return this.get('auth.authData.userRootNamespace') === this.get('namespacePath');
}),
namespaceDisplay: computed('namespacePath', 'accessibleNamespaces', 'accessibleNamespaces.[]', function() {
let namespace = this.get('namespacePath');
if (namespace === '') {
return '';
}
let parts = namespace.split('/');
return parts[parts.length - 1];
}),
});