signal-desktop/js/views/recipients_input_view.js
2015-06-25 13:24:31 -07:00

181 lines
6 KiB
JavaScript

/* vim: ts=4:sw=4:expandtab
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
(function () {
'use strict';
window.Whisper = window.Whisper || {};
var ContactsTypeahead = Backbone.TypeaheadCollection.extend({
typeaheadAttributes: [
'name',
'e164_number',
'national_number',
'international_number'
],
database: Whisper.Database,
storeName: 'conversations',
model: Whisper.Conversation
});
Whisper.ContactPillView = Whisper.View.extend({
tagName: 'span',
className: 'recipient',
events: {
'click .remove': 'removeModel'
},
template: $('#contact_pill').html(),
initialize: function() {
var error = this.model.validate(this.model.attributes);
if (error) {
this.$el.addClass('error');
}
},
removeModel: function() {
this.$el.trigger('remove', {modelId: this.model.id});
this.remove();
},
render_attributes: function() {
return { name: this.model.getTitle() };
}
});
Whisper.RecipientListView = Whisper.ListView.extend({
itemView: Whisper.ContactPillView
});
Whisper.RecipientsInputView = Whisper.View.extend({
className: 'recipients-input',
template: $('#recipients-input').html(),
initialize: function(options) {
if (options) {
this.placeholder = options.placeholder;
}
this.render();
this.$input = this.$('input.search');
this.$new_contact = this.$('.new-contact');
// Collection of recipients selected for the new message
this.recipients = new Whisper.ConversationCollection([], {
comparator: false
});
// View to display the selected recipients
this.recipients_view = new Whisper.RecipientListView({
collection: this.recipients,
el: this.$('.recipients')
});
// Collection of contacts to match user input against
this.typeahead = new ContactsTypeahead();
this.typeahead.fetch({ conditions: { type: 'private' } });
// View to display the matched contacts from typeahead
this.typeahead_view = new Whisper.ConversationListView({
collection : new Whisper.ConversationCollection([], {
comparator: function(m) { return m.getTitle().toLowerCase(); }
})
});
this.$('.contacts').append(this.typeahead_view.el);
this.initNewContact();
},
render_attributes: function() {
return { placeholder: this.placeholder || "Name or phone number" };
},
events: {
'change input.search': 'filterContacts',
'keyup input.search': 'filterContacts',
'select .new-contact': 'addNewRecipient',
'select .contacts': 'addRecipient',
'remove .recipient': 'removeRecipient',
},
filterContacts: function(e) {
var query = this.$input.val();
if (query.length) {
if (this.maybeNumber(query)) {
this.new_contact.model.set('id', query);
this.new_contact.render().$el.show();
} else {
this.new_contact.$el.hide();
}
this.typeahead_view.collection.reset(
this.typeahead.typeahead(query)
);
} else {
this.resetTypeahead();
}
},
initNewContact: function() {
if (this.new_contact) {
this.new_contact.undelegateEvents();
this.new_contact.$el.hide();
}
// Creates a view to display a new contact
this.new_contact = new Whisper.ConversationListItemView({
el: this.$new_contact,
model: new Whisper.Conversation({
active_at: null,
type: 'private',
newContact: true
})
}).render();
},
addNewRecipient: function(e, data) {
this.recipients.add(this.new_contact.model);
this.initNewContact();
this.resetTypeahead();
},
addRecipient: function(e, data) {
this.recipients.add(this.typeahead.remove(data.modelId));
this.resetTypeahead();
},
removeRecipient: function(e, data) {
var model = this.recipients.remove(data.modelId);
if (!model.get('newContact')) {
this.typeahead.add(model);
}
this.filterContacts();
},
reset: function() {
this.typeahead.add(
this.recipients.filter(function(model) {
return !model.get('newContact');
})
);
this.recipients.reset([]);
this.resetTypeahead();
},
resetTypeahead: function() {
this.new_contact.$el.hide();
this.$input.val('').focus();
this.typeahead_view.collection.reset(this.typeahead.models);
},
maybeNumber: function(number) {
return number.match(/^\+?[0-9]*$/);
}
});
})();