Ghost/ghost/admin/app/mixins/pagination-route.js
Kevin Ansfield 5c0b63f300 Ember-cli, Ember, & Ember Data 1.13.x upgrades
closes #5630
- upgrade ember-cli to latest version
- upgrade ember to latest 1.13.x release
- upgrade ember data to latest 1.13.x release
    - update custom adapters and serialisers for new internal JSON-API compatible formats [(docs)][1]
    - update all store queries to use new standardised query methods [(docs)][2]
    - add ember-data-filter addon ready for store.filter removal in ember-data 2.0 [(docs)][3]
- remove use of prototype extensions for computed properties and observers
- consolidate pagination into a single route mixin and simplify configuration

[1]: http://emberjs.com/blog/2015/06/18/ember-data-1-13-released.html#toc_transition-to-the-new-jsonserializer-and-restserializer-apis
[2]: http://emberjs.com/blog/2015/06/18/ember-data-1-13-released.html#toc_simplified-find-methods
[3]: http://emberjs.com/blog/2015/06/18/ember-data-1-13-released.html#toc_ds-store-filter-moved-to-an-addon
2015-10-06 16:09:05 +01:00

94 lines
2.9 KiB
JavaScript

import Ember from 'ember';
import getRequestErrorMessage from 'ghost/utils/ajax';
var defaultPaginationSettings = {
page: 1,
limit: 15
};
export default Ember.Mixin.create({
notifications: Ember.inject.service(),
paginationModel: null,
paginationSettings: null,
paginationMeta: null,
init: function () {
var paginationSettings = this.get('paginationSettings'),
settings = Ember.$.extend({}, defaultPaginationSettings, paginationSettings);
this._super(...arguments);
this.set('paginationSettings', settings);
this.set('paginationMeta', {});
},
/**
* Takes an ajax response, concatenates any error messages, then generates an error notification.
* @param {jqXHR} response The jQuery ajax reponse object.
* @return
*/
reportLoadError: function (response) {
var message = 'A problem was encountered while loading more records';
if (response) {
// Get message from response
message += ': ' + getRequestErrorMessage(response, true);
} else {
message += '.';
}
this.get('notifications').showAlert(message, {type: 'error'});
},
loadFirstPage: function () {
var paginationSettings = this.get('paginationSettings'),
modelName = this.get('paginationModel'),
self = this;
paginationSettings.page = 1;
return this.get('store').query(modelName, paginationSettings).then(function (results) {
self.set('paginationMeta', results.meta);
return results;
}, function (response) {
self.reportLoadError(response);
});
},
actions: {
loadFirstPage: function () {
return this.loadFirstPage();
},
/**
* Loads the next paginated page of posts into the ember-data store. Will cause the posts list UI to update.
* @return
*/
loadNextPage: function () {
var self = this,
store = this.get('store'),
modelName = this.get('paginationModel'),
metadata = this.get('paginationMeta'),
nextPage = metadata.pagination && metadata.pagination.next,
paginationSettings = this.get('paginationSettings');
if (nextPage) {
this.set('isLoading', true);
this.set('paginationSettings.page', nextPage);
store.query(modelName, paginationSettings).then(function (results) {
self.set('isLoading', false);
self.set('paginationMeta', results.meta);
return results;
}, function (response) {
self.reportLoadError(response);
});
}
},
resetPagination: function () {
this.set('paginationSettings.page', 1);
}
}
});