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/**
* Datagrid pagination with input field
*
* @export oro/datagrid/pagination-input
* @class oro.datagrid.PaginationInput
* @extends oro.datagrid.Pagination
*/
define(
[
'jquery',
'oro/mediator',
'underscore',
'oro/translator',
'oro/datagrid/pagination',
'pim/template/datagrid/pagination',
'oro/messenger'
], function(
$,
mediator,
_,
__,
Pagination,
template,
Messenger
) {
'use strict';
const PaginationInput = Pagination.extend({
collection: {},
/** @property */
template: _.template(template),
/** @property */
windowSize: 3,
/** @property */
fastForwardHandleConfig: {
gap: {
label: '...'
}
},
/** @property */
maxRescoreWindow: 10000,
/**
* @inheritDoc
*/
initialize: function (options) {
this.appendToGrid = options.appendToGrid;
this.gridElement = options.gridElement;
this.gridName = options.config.gridName;
Iif (null === this.gridName || undefined === this.gridName) {
throw Error('You must set the gridName in the form_extensions config for the oro/datagrid/pagination-input');
}
if (this.appendToGrid) {
mediator.on('datagrid_collection_set_after', this.setupPagination.bind(this));
}
mediator.once('grid_load:start', this.setupPagination.bind(this));
mediator.on('grid_load:complete', this.setupPagination.bind(this));
},
/**
* Initialize the pagination with the collection
*
* @param collection
*/
setupPagination(collection) {
if (collection.inputName !== this.gridName) return;
this.collection = collection;
this.renderPagination();
return Pagination.prototype.initialize.call(this, {
collection: this.collection,
enabled: true
});
},
/**
* {@inheritdoc}
*/
makeHandles: function () {
let handles = [];
const state = this.collection.state;
const currentPage = state.firstPage === 0 ? state.currentPage : state.currentPage - 1;
const pageIds = this.getPages();
Eif (this.collection.mode !== 'infinite') {
let previousId = _.first(pageIds);
pageIds.forEach((id) => {
if (id - previousId > 1) {
handles.push({
label: this.fastForwardHandleConfig.gap.label,
title: this.fastForwardHandleConfig.gap.label,
className: 'AknActionButton--unclickable'
});
}
previousId = id;
handles.push({
label: id + 1,
title: 'No. ' + (id + 1),
className: currentPage === id ? 'active AknActionButton--highlight' : undefined
});
});
Iif (
state.totalRecords > this.maxRescoreWindow &&
(previousId + 1) * state.pageSize < this.maxRescoreWindow
) {
handles.push({
label: this.fastForwardHandleConfig.gap.label,
title: this.fastForwardHandleConfig.gap.label,
className: 'AknActionButton--unclickable'
});
}
}
return handles;
},
/**
* Returns the list of pages to display
*/
getPages() {
const collection = this.collection;
const state = collection.state;
let lastPage = state.lastPage ? state.lastPage : state.firstPage;
lastPage = state.firstPage === 0 ? lastPage : lastPage - 1;
const lastAccessiblePage = Math.floor(this.maxRescoreWindow / state.pageSize);
const currentPage = state.firstPage === 0 ? state.currentPage : state.currentPage - 1;
let windowStart = currentPage - (this.windowSize - 1) / 2;
windowStart = Math.max(Math.min(windowStart, lastPage - this.windowSize + 1), 0);
const windowEnd = Math.min(windowStart + this.windowSize, lastPage, lastAccessiblePage);
let ids = [];
ids.push(state.firstPage - 1);
for (let i = windowStart; i < windowEnd; i++) {
ids.push(i);
}
Eif (state.totalRecords < this.maxRescoreWindow) {
ids.push(lastPage);
}
return _.uniq(ids);
},
/**
* {@inheritdoc}
*/
onChangePage: function (e) {
const label = $(e.target).text().trim();
Iif (label === this.fastForwardHandleConfig.gap.label) {
return false;
}
return Pagination.prototype.onChangePage.apply(this, arguments);
},
/**
* Render pagination view and add validation for input with positive integer value
*/
renderPagination: function() {
if (this.getPages().length <= 1) {
this.$el.empty();
} else {
Pagination.prototype.renderPagination.apply(this, arguments);
const state = this.collection.state;
const currentPage = state.firstPage === 0 ? state.currentPage : state.currentPage - 1;
Iif ((currentPage + 1) === Math.floor(this.maxRescoreWindow / state.pageSize)) {
Messenger.notify(
'warning',
__('oro.datagrid.pagination.limit_warning', { limit: this.maxRescoreWindow }),
);
}
if (this.options.appendToGrid) {
this.gridElement.prepend(this.$el);
}
}
return this;
}
});
PaginationInput.init = function(gridContainer, gridName) {
return new PaginationInput({ appendToGrid: true, gridElement: $(gridContainer).find('.grid-container'), config: {
gridName
} });
};
return PaginationInput;
});
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