349 lines
12 KiB
JavaScript
349 lines
12 KiB
JavaScript
this.recline = this.recline || {};
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this.recline.View = this.recline.View || {};
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(function($, my) {
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// ## DataGrid
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//
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// Provides a tabular view on a Dataset.
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//
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// Initialize it with a recline.Dataset object.
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//
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// Additional options passed in second arguments. Options:
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//
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// * cellRenderer: function used to render individual cells. See DataGridRow for more.
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my.DataGrid = Backbone.View.extend({
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tagName: "div",
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className: "data-table-container",
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initialize: function(modelEtc, options) {
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var self = this;
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this.el = $(this.el);
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_.bindAll(this, 'render');
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this.model.currentDocuments.bind('add', this.render);
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this.model.currentDocuments.bind('reset', this.render);
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this.model.currentDocuments.bind('remove', this.render);
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this.state = {};
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this.hiddenFields = [];
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this.options = options;
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},
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events: {
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'click .column-header-menu': 'onColumnHeaderClick'
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, 'click .row-header-menu': 'onRowHeaderClick'
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, 'click .root-header-menu': 'onRootHeaderClick'
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, 'click .data-table-menu li a': 'onMenuClick'
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},
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// TODO: delete or re-enable (currently this code is not used from anywhere except deprecated or disabled methods (see above)).
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// showDialog: function(template, data) {
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// if (!data) data = {};
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// util.show('dialog');
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// util.render(template, 'dialog-content', data);
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// util.observeExit($('.dialog-content'), function() {
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// util.hide('dialog');
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// })
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// $('.dialog').draggable({ handle: '.dialog-header', cursor: 'move' });
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// },
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// ======================================================
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// Column and row menus
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onColumnHeaderClick: function(e) {
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this.state.currentColumn = $(e.target).closest('.column-header').attr('data-field');
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},
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onRowHeaderClick: function(e) {
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this.state.currentRow = $(e.target).parents('tr:first').attr('data-id');
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},
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onRootHeaderClick: function(e) {
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var tmpl = ' \
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{{#columns}} \
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<li><a data-action="showColumn" data-column="{{.}}" href="JavaScript:void(0);">Show column: {{.}}</a></li> \
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{{/columns}}';
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var tmp = $.mustache(tmpl, {'columns': this.hiddenFields});
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this.el.find('.root-header-menu .dropdown-menu').html(tmp);
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},
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onMenuClick: function(e) {
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var self = this;
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e.preventDefault();
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var actions = {
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bulkEdit: function() { self.showTransformColumnDialog('bulkEdit', {name: self.state.currentColumn}) },
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transform: function() { self.showTransformDialog('transform') },
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sortAsc: function() { self.setColumnSort('asc') },
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sortDesc: function() { self.setColumnSort('desc') },
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hideColumn: function() { self.hideColumn() },
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showColumn: function() { self.showColumn(e) },
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// TODO: Delete or re-implement ...
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csv: function() { window.location.href = app.csvUrl },
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json: function() { window.location.href = "_rewrite/api/json" },
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urlImport: function() { showDialog('urlImport') },
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pasteImport: function() { showDialog('pasteImport') },
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uploadImport: function() { showDialog('uploadImport') },
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// END TODO
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deleteColumn: function() {
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var msg = "Are you sure? This will delete '" + self.state.currentColumn + "' from all documents.";
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// TODO:
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alert('This function needs to be re-implemented');
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return;
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if (confirm(msg)) costco.deleteColumn(self.state.currentColumn);
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},
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deleteRow: function() {
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var doc = _.find(self.model.currentDocuments.models, function(doc) {
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// important this is == as the currentRow will be string (as comes
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// from DOM) while id may be int
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return doc.id == self.state.currentRow
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});
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doc.destroy().then(function() {
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self.model.currentDocuments.remove(doc);
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my.notify("Row deleted successfully");
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})
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.fail(function(err) {
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my.notify("Errorz! " + err)
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})
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}
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}
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actions[$(e.target).attr('data-action')]();
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},
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showTransformColumnDialog: function() {
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var $el = $('.dialog-content');
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util.show('dialog');
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var view = new my.ColumnTransform({
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model: this.model
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});
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view.state = this.state;
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view.render();
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$el.empty();
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$el.append(view.el);
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util.observeExit($el, function() {
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util.hide('dialog');
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})
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$('.dialog').draggable({ handle: '.dialog-header', cursor: 'move' });
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},
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showTransformDialog: function() {
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var $el = $('.dialog-content');
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util.show('dialog');
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var view = new recline.View.DataTransform({
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});
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view.render();
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$el.empty();
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$el.append(view.el);
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util.observeExit($el, function() {
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util.hide('dialog');
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})
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$('.dialog').draggable({ handle: '.dialog-header', cursor: 'move' });
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},
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setColumnSort: function(order) {
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var sort = [{}];
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sort[0][this.state.currentColumn] = {order: order};
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this.model.query({sort: sort});
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},
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hideColumn: function() {
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this.hiddenFields.push(this.state.currentColumn);
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this.render();
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},
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showColumn: function(e) {
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this.hiddenFields = _.without(this.hiddenFields, $(e.target).data('column'));
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this.render();
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},
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// ======================================================
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// #### Templating
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template: ' \
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<table class="data-table table-striped" cellspacing="0"> \
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<thead> \
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<tr> \
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{{#notEmpty}} \
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<th class="column-header"> \
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<div class="btn-group root-header-menu"> \
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<a class="btn dropdown-toggle" data-toggle="dropdown"><span class="caret"></span></a> \
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<ul class="dropdown-menu data-table-menu"> \
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</ul> \
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</div> \
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<span class="column-header-name"></span> \
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</th> \
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{{/notEmpty}} \
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{{#fields}} \
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<th class="column-header {{#hidden}}hidden{{/hidden}}" data-field="{{id}}"> \
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<div class="btn-group column-header-menu"> \
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<a class="btn dropdown-toggle" data-toggle="dropdown"><i class="icon-cog"></i><span class="caret"></span></a> \
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<ul class="dropdown-menu data-table-menu"> \
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<li class="write-op"><a data-action="bulkEdit" href="JavaScript:void(0);">Transform...</a></li> \
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<li class="write-op"><a data-action="deleteColumn" href="JavaScript:void(0);">Delete this column</a></li> \
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<li><a data-action="sortAsc" href="JavaScript:void(0);">Sort ascending</a></li> \
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<li><a data-action="sortDesc" href="JavaScript:void(0);">Sort descending</a></li> \
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<li><a data-action="hideColumn" href="JavaScript:void(0);">Hide this column</a></li> \
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</ul> \
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</div> \
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<span class="column-header-name">{{label}}</span> \
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</th> \
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{{/fields}} \
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</tr> \
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</thead> \
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<tbody></tbody> \
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</table> \
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',
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toTemplateJSON: function() {
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var modelData = this.model.toJSON()
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modelData.notEmpty = ( this.fields.length > 0 )
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// TODO: move this sort of thing into a toTemplateJSON method on Dataset?
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modelData.fields = _.map(this.fields, function(field) { return field.toJSON() });
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return modelData;
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},
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render: function() {
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var self = this;
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this.fields = this.model.fields.filter(function(field) {
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return _.indexOf(self.hiddenFields, field.id) == -1;
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});
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var htmls = $.mustache(this.template, this.toTemplateJSON());
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this.el.html(htmls);
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this.model.currentDocuments.forEach(function(doc) {
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var tr = $('<tr />');
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self.el.find('tbody').append(tr);
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var newView = new my.DataGridRow({
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model: doc,
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el: tr,
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fields: self.fields,
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},
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self.options
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);
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newView.render();
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});
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this.el.toggleClass('no-hidden', (self.hiddenFields.length == 0));
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return this;
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}
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});
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// ## DataGridRow View for rendering an individual document.
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//
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// Since we want this to update in place it is up to creator to provider the element to attach to.
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//
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// In addition you *must* pass in a FieldList in the constructor options. This should be list of fields for the DataGrid.
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//
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// Additional options can be passed in a second hash argument. Options:
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//
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// * cellRenderer: function to render cells. Signature: function(value,
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// field, doc) where value is the value of this cell, field is
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// corresponding field object and document is the document object. Note
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// that implementing functions can ignore arguments (e.g.
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// function(value) would be a valid cellRenderer function).
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//
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// Example:
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//
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// <pre>
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// var row = new DataGridRow({
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// model: dataset-document,
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// el: dom-element,
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// fields: mydatasets.fields // a FieldList object
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// }, {
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// cellRenderer: my-cell-renderer-function
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// }
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// );
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// </pre>
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my.DataGridRow = Backbone.View.extend({
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initialize: function(initData, options) {
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_.bindAll(this, 'render');
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this._fields = initData.fields;
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if (options && options.cellRenderer) {
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this._cellRenderer = options.cellRenderer;
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} else {
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this._cellRenderer = function(value) {
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return value;
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}
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}
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this.el = $(this.el);
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this.model.bind('change', this.render);
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},
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template: ' \
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<td> \
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<div class="btn-group row-header-menu"> \
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<a class="btn dropdown-toggle" data-toggle="dropdown"><span class="caret"></span></a> \
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<ul class="dropdown-menu data-table-menu"> \
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<li class="write-op"><a data-action="deleteRow" href="JavaScript:void(0);">Delete this row</a></li> \
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</ul> \
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</div> \
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</td> \
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{{#cells}} \
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<td data-field="{{field}}"> \
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<div class="data-table-cell-content"> \
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<a href="javascript:{}" class="data-table-cell-edit" title="Edit this cell"> </a> \
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<div class="data-table-cell-value">{{{value}}}</div> \
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</div> \
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</td> \
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{{/cells}} \
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',
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events: {
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'click .data-table-cell-edit': 'onEditClick',
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'click .data-table-cell-editor .okButton': 'onEditorOK',
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'click .data-table-cell-editor .cancelButton': 'onEditorCancel'
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},
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toTemplateJSON: function() {
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var self = this;
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var doc = this.model;
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var cellData = this._fields.map(function(field) {
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return {
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field: field.id,
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value: self._cellRenderer(doc.get(field.id), field, doc)
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}
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})
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return { id: this.id, cells: cellData }
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},
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render: function() {
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this.el.attr('data-id', this.model.id);
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var html = $.mustache(this.template, this.toTemplateJSON());
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$(this.el).html(html);
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return this;
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},
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// ===================
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// Cell Editor methods
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onEditClick: function(e) {
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var editing = this.el.find('.data-table-cell-editor-editor');
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if (editing.length > 0) {
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editing.parents('.data-table-cell-value').html(editing.text()).siblings('.data-table-cell-edit').removeClass("hidden");
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}
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$(e.target).addClass("hidden");
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var cell = $(e.target).siblings('.data-table-cell-value');
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cell.data("previousContents", cell.text());
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util.render('cellEditor', cell, {value: cell.text()});
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},
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onEditorOK: function(e) {
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var cell = $(e.target);
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var rowId = cell.parents('tr').attr('data-id');
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var field = cell.parents('td').attr('data-field');
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var newValue = cell.parents('.data-table-cell-editor').find('.data-table-cell-editor-editor').val();
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var newData = {};
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newData[field] = newValue;
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this.model.set(newData);
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my.notify("Updating row...", {loader: true});
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this.model.save().then(function(response) {
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my.notify("Row updated successfully", {category: 'success'});
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})
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.fail(function() {
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my.notify('Error saving row', {
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category: 'error',
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persist: true
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});
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});
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},
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onEditorCancel: function(e) {
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var cell = $(e.target).parents('.data-table-cell-value');
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cell.html(cell.data('previousContents')).siblings('.data-table-cell-edit').removeClass("hidden");
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}
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});
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})(jQuery, recline.View);
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