flectra/addons/web/static/src/js/chrome/search_view.js
2018-01-16 02:34:37 -08:00

616 lines
22 KiB
JavaScript

flectra.define('web.SearchView', function (require) {
"use strict";
var AutoComplete = require('web.AutoComplete');
var config = require('web.config');
var core = require('web.core');
var FavoriteMenu = require('web.FavoriteMenu');
var FilterMenu = require('web.FilterMenu');
var GroupByMenu = require('web.GroupByMenu');
var pyeval = require('web.pyeval');
var search_inputs = require('web.search_inputs');
var Widget = require('web.Widget');
var _t = core._t;
var Backbone = window.Backbone;
var FacetValue = Backbone.Model.extend({});
var FacetValues = Backbone.Collection.extend({
model: FacetValue
});
var Facet = Backbone.Model.extend({
initialize: function (attrs) {
var values = attrs.values;
delete attrs.values;
Backbone.Model.prototype.initialize.apply(this, arguments);
this.values = new FacetValues(values || []);
this.values.on('add remove change reset', function (_, options) {
this.trigger('change', this, options);
}, this);
},
get: function (key) {
if (key !== 'values') {
return Backbone.Model.prototype.get.call(this, key);
}
return this.values.toJSON();
},
set: function (key, value) {
if (key !== 'values') {
return Backbone.Model.prototype.set.call(this, key, value);
}
this.values.reset(value);
},
toJSON: function () {
var out = {};
var attrs = this.attributes;
for(var att in attrs) {
if (!attrs.hasOwnProperty(att) || att === 'field') {
continue;
}
out[att] = attrs[att];
}
out.values = this.values.toJSON();
return out;
}
});
var SearchQuery = Backbone.Collection.extend({
model: Facet,
initialize: function () {
Backbone.Collection.prototype.initialize.apply(
this, arguments);
this.on('change', function (facet) {
if(!facet.values.isEmpty()) { return; }
this.remove(facet, {silent: true});
}, this);
},
add: function (values, options) {
options = options || {};
if (!values) {
values = [];
} else if (!(values instanceof Array)) {
values = [values];
}
_(values).each(function (value) {
var model = this._prepareModel(value, options);
var previous = this.detect(function (facet) {
return facet.get('category') === model.get('category') &&
facet.get('field') === model.get('field');
});
if (previous) {
previous.values.add(model.get('values'), _.omit(options, 'at', 'merge'));
return;
}
Backbone.Collection.prototype.add.call(this, model, options);
}, this);
// warning: in backbone 1.0+ add is supposed to return the added models,
// but here toggle may delegate to add and return its value directly.
// return value of neither seems actually used but should be tested
// before change, probably
return this;
},
toggle: function (value, options) {
options = options || {};
var facet = this.detect(function (facet) {
return facet.get('category') === value.category
&& facet.get('field') === value.field;
});
if (!facet) {
return this.add(value, options);
}
var changed = false;
_(value.values).each(function (val) {
var already_value = facet.values.detect(function (v) {
return v.get('value') === val.value
&& v.get('label') === val.label;
});
// toggle value
if (already_value) {
facet.values.remove(already_value, {silent: true});
} else {
facet.values.add(val, {silent: true});
}
changed = true;
});
// "Commit" changes to values array as a single call, so observers of
// change event don't get misled by intermediate incomplete toggling
// states
facet.trigger('change', facet);
return this;
}
});
var InputView = Widget.extend({
template: 'SearchView.InputView',
events: {
focus: function () { this.trigger('focused', this); },
blur: function () { this.$el.val(''); this.trigger('blurred', this); },
keydown: 'onKeydown',
},
onKeydown: function (e) {
switch (e.which) {
case $.ui.keyCode.BACKSPACE:
if(this.$el.val() === '') {
var preceding = this.getParent().siblingSubview(this, -1);
if (preceding && (preceding instanceof FacetView)) {
preceding.model.destroy();
}
}
break;
case $.ui.keyCode.LEFT: // Stop propagation to parent if not at beginning of input value
if(this.el.selectionStart > 0) {
e.stopPropagation();
}
break;
case $.ui.keyCode.RIGHT: // Stop propagation to parent if not at end of input value
if(this.el.selectionStart < this.$el.val().length) {
e.stopPropagation();
}
break;
}
}
});
var FacetView = Widget.extend({
template: 'SearchView.FacetView',
events: {
'focus': function () { this.trigger('focused', this); },
'blur': function () { this.trigger('blurred', this); },
'click': function (e) {
if ($(e.target).hasClass('o_facet_remove')) {
this.model.destroy();
return false;
}
this.$el.focus();
e.stopPropagation();
},
'keydown': function (e) {
var keys = $.ui.keyCode;
switch (e.which) {
case keys.BACKSPACE:
case keys.DELETE:
this.model.destroy();
return false;
}
}
},
init: function (parent, model) {
this._super(parent);
this.model = model;
this.model.on('change', this.model_changed, this);
},
destroy: function () {
this.model.off('change', this.model_changed, this);
this._super();
},
start: function () {
var self = this;
var $e = this.$('.o_facet_values').last();
return $.when(this._super()).then(function () {
return $.when.apply(null, self.model.values.map(function (value, index) {
if (index > 0) {
$('<span/>', {html: self.model.get('separator') || _t(" or ")}).addClass('o_facet_values_sep').appendTo($e);
}
return new FacetValueView(self, value).appendTo($e);
}));
});
},
model_changed: function () {
this.$el.text(this.$el.text() + '*');
}
});
var FacetValueView = Widget.extend({
template: 'SearchView.FacetView.Value',
init: function (parent, model) {
this._super(parent);
this.model = model;
this.model.on('change', this.model_changed, this);
},
destroy: function () {
this.model.off('change', this.model_changed, this);
this._super();
},
model_changed: function () {
this.$el.text(this.$el.text() + '*');
}
});
var SearchView = Widget.extend({
events: {
'click .o_searchview_more': function (e) {
$(e.target).toggleClass('fa-search-plus fa-search-minus');
var visibleSearchMenu = this.call('local_storage', 'getItem', 'visible_search_menu');
this.call('local_storage', 'setItem', 'visible_search_menu', visibleSearchMenu !== 'true');
this.toggle_buttons();
},
'keydown .o_searchview_input, .o_searchview_facet': function (e) {
switch(e.which) {
case $.ui.keyCode.LEFT:
this.focusPreceding(e.target);
e.preventDefault();
break;
case $.ui.keyCode.RIGHT:
if(!this.autocomplete.is_expandable()) {
this.focusFollowing(e.target);
}
e.preventDefault();
break;
}
},
},
defaults: _.extend({}, Widget.prototype.defaults, {
hidden: false,
disable_filters: false,
disable_groupby: false,
disable_favorites: false,
disable_custom_filters: false,
}),
template: "SearchView",
/**
* @constructs SearchView
* @extends View
*
* @param parent
* @param dataset
* @param fvg
* @param {Object} [options]
* @param {Boolean} [options.hidden=false] hide the search view
* @param {Boolean} [options.disable_custom_filters=false] do not load custom filters from ir.filters
*/
init: function (parent, dataset, fvg, options) {
this._super.apply(this, arguments);
this.options = options;
this.dataset = dataset;
this.fields_view = fvg;
this.fields = this.fields_view.fields;
this.query = undefined;
this.title = this.options.action && this.options.action.name;
this.action_id = this.options.action && this.options.action.id;
this.search_fields = [];
this.filters = [];
this.groupbys = [];
var visibleSearchMenu = this.call('local_storage', 'getItem', 'visible_search_menu');
this.visible_filters = (visibleSearchMenu === 'true');
this.input_subviews = []; // for user input in searchbar
this.search_defaults = this.options.search_defaults || {};
this.headless = this.options.hidden && _.isEmpty(this.search_defaults);
this.$buttons = this.options.$buttons;
this.filter_menu = undefined;
this.groupby_menu = undefined;
this.favorite_menu = undefined;
},
willStart: function () {
var self = this;
var def;
if (!this.options.disable_favorites) {
def = this.loadFilters(this.dataset, this.action_id).then(function (filters) {
self.favorite_filters = filters;
});
}
return $.when(this._super(), def);
},
start: function () {
if (this.headless) {
this.do_hide();
}
this.toggle_visibility(false);
this.setup_global_completion();
this.query = new SearchQuery()
.on('add change reset remove', this.proxy('do_search'))
.on('change', this.proxy('renderChangedFacets'))
.on('add reset remove', this.proxy('renderFacets'));
this.$('.o_searchview_more')
.toggleClass('fa-search-minus', this.visible_filters)
.toggleClass('fa-search-plus', !this.visible_filters);
var menu_defs = [];
this.prepare_search_inputs();
if (this.$buttons) {
if (!this.options.disable_filters) {
this.filter_menu = new FilterMenu(this, this.filters, this.fields);
menu_defs.push(this.filter_menu.appendTo(this.$buttons));
}
if (!this.options.disable_groupby) {
this.groupby_menu = new GroupByMenu(this, this.groupbys, this.fields);
menu_defs.push(this.groupby_menu.appendTo(this.$buttons));
}
if (!this.options.disable_favorites) {
this.favorite_menu = new FavoriteMenu(this, this.query, this.dataset.model, this.action_id, this.favorite_filters);
menu_defs.push(this.favorite_menu.appendTo(this.$buttons));
}
}
return $.when.apply($, menu_defs).then(this.set_default_filters.bind(this));
},
get_title: function () {
return this.title;
},
set_default_filters: function () {
var self = this,
default_custom_filter = this.$buttons && this.favorite_menu && this.favorite_menu.get_default_filter();
if (!self.options.disable_custom_filters && default_custom_filter) {
return this.favorite_menu.toggle_filter(default_custom_filter, true);
}
if (!_.isEmpty(this.search_defaults)) {
var inputs = this.search_fields.concat(this.filters, this.groupbys),
search_defaults = _.invoke(inputs, 'facet_for_defaults', this.search_defaults);
return $.when.apply(null, search_defaults).then(function () {
self.query.reset(_(arguments).compact(), {preventSearch: true});
});
}
this.query.reset([], {preventSearch: true});
return $.when();
},
/**
* Performs the search view collection of widget data.
*
* If the collection went well (all fields are valid), then triggers
* :js:func:`instance.web.SearchView.on_search`.
*
* If at least one field failed its validation, triggers
* :js:func:`instance.web.SearchView.on_invalid` instead.
*
* @param [_query]
* @param {Object} [options]
*/
do_search: function (_query, options) {
if (options && options.preventSearch) {
return;
}
var search = this.build_search_data();
this.trigger_up('search', search);
},
/**
* Extract search data from the view's facets.
*
* Result is an object with 3 (own) properties:
*
* domains
* Array of domains
* contexts
* Array of contexts
* groupbys
* Array of domains, in groupby order rather than view order
*
* @return {Object}
*/
build_search_data: function () {
var domains = [], contexts = [], groupbys = [];
this.query.each(function (facet) {
var field = facet.get('field');
var domain = field.get_domain(facet);
if (domain) {
domains.push(domain);
}
var context = field.get_context(facet);
if (context) {
contexts.push(context);
}
var group_by = field.get_groupby(facet);
if (group_by) {
groupbys.push.apply(groupbys, group_by);
}
});
return {
domains: domains,
contexts: contexts,
groupbys: groupbys,
};
},
toggle_visibility: function (is_visible) {
this.do_toggle(!this.headless && is_visible);
if (this.$buttons) {
this.$buttons.toggle(!this.headless && is_visible && this.visible_filters);
}
if (!config.device.touch && config.device.size_class >= config.device.SIZES.SM) {
this.$('input').focus();
}
},
toggle_buttons: function (is_visible) {
this.visible_filters = is_visible || !this.visible_filters;
if (this.$buttons) {
this.$buttons.toggle(this.visible_filters);
}
},
/**
* Sets up search view's view-wide auto-completion widget
*/
setup_global_completion: function () {
var self = this;
this.autocomplete = new AutoComplete(this, {
source: this.proxy('complete_global_search'),
select: this.proxy('select_completion'),
get_search_string: function () {
return self.$('.o_searchview_input').val().trim();
},
});
this.autocomplete.appendTo(this.$el);
},
/**
* Provide auto-completion result for req.term (an array to `resp`)
*
* @param {Object} req request to complete
* @param {String} req.term searched term to complete
* @param {Function} resp response callback
*/
complete_global_search: function (req, resp) {
var inputs = this.search_fields.concat(this.filters, this.groupbys);
$.when.apply(null, _(inputs).chain()
.filter(function (input) { return input.visible(); })
.invoke('complete', req.term)
.value()).then(function () {
resp(_(arguments).chain()
.compact()
.flatten(true)
.value());
});
},
/**
* Action to perform in case of selection: create a facet (model)
* and add it to the search collection
*
* @param {Object} e selection event, preventDefault to avoid setting value on object
* @param {Object} ui selection information
* @param {Object} ui.item selected completion item
*/
select_completion: function (e, ui) {
e.preventDefault();
if(ui.item.facet && ui.item.facet.values && ui.item.facet.values.length && String(ui.item.facet.values[0].value).trim() !== "") {
this.query.add(ui.item.facet);
} else {
this.query.trigger('add');
}
},
subviewForRoot: function (subview_root) {
return _(this.input_subviews).detect(function (subview) {
return subview.$el[0] === subview_root;
});
},
siblingSubview: function (subview, direction, wrap_around) {
var index = _(this.input_subviews).indexOf(subview) + direction;
if (wrap_around && index < 0) {
index = this.input_subviews.length - 1;
} else if (wrap_around && index >= this.input_subviews.length) {
index = 0;
}
return this.input_subviews[index];
},
focusPreceding: function (subview_root) {
return this.siblingSubview(
this.subviewForRoot(subview_root), -1, true)
.$el.focus();
},
focusFollowing: function (subview_root) {
return this.siblingSubview(
this.subviewForRoot(subview_root), +1, true)
.$el.focus();
},
/**
* @param {openerp.web.search.SearchQuery | undefined} collection Undefined if event is change
* @param {openerp.web.search.Facet} model
* @param {Object} [options]
*/
renderFacets: function (collection, model, options) {
var self = this;
var started = [];
_.invoke(this.input_subviews, 'destroy');
this.input_subviews = [];
this.query.each(function (facet) {
var f = new FacetView(this, facet);
started.push(f.appendTo(self.$el));
self.input_subviews.push(f);
}, this);
var i = new InputView(this);
started.push(i.appendTo(self.$el));
self.input_subviews.push(i);
_.each(this.input_subviews, function (childView) {
childView.on('focused', self, self.proxy('childFocused'));
childView.on('blurred', self, self.proxy('childBlurred'));
});
$.when.apply(null, started).then(function () {
_.last(self.input_subviews).$el.focus();
});
},
childFocused: function () {
this.$el.addClass('active');
},
childBlurred: function () {
this.$el.val('').removeClass('active').trigger('blur');
this.autocomplete.close();
},
/**
* Call the renderFacets method with the correct arguments.
* This is due to the fact that change events are called with two arguments
* (model, options) while add, reset and remove events are called with
* (collection, model, options) as arguments
*/
renderChangedFacets: function (model, options) {
this.renderFacets(undefined, model, options);
},
// it should parse the arch field of the view, instantiate the corresponding
// filters/fields, and put them in the correct variables:
// * this.search_fields is a list of all the fields,
// * this.filters: groups of filters
// * this.group_by: group_bys
prepare_search_inputs: function () {
var self = this,
arch = this.fields_view.arch;
var filters = [].concat.apply([], _.map(arch.children, function (item) {
return item.tag !== 'group' ? eval_item(item) : item.children.map(eval_item);
}));
function eval_item (item) {
var category = 'filters';
if (item.attrs.context) {
try {
var context = pyeval.eval('context', item.attrs.context);
if (context.group_by) {
category = 'group_by';
}
} catch (e) {}
}
return {
item: item,
category: category,
};
}
var current_group = [],
current_category = 'filters',
categories = {filters: this.filters, group_by: this.groupbys};
_.each(filters.concat({category:'filters', item: 'separator'}), function (filter) {
if (filter.item.tag === 'filter' && filter.category === current_category) {
return current_group.push(new search_inputs.Filter(filter.item, self));
}
if (current_group.length) {
var group = new search_inputs.FilterGroup(current_group, self);
categories[current_category].push(group);
current_group = [];
}
if (filter.item.tag === 'field') {
var attrs = filter.item.attrs;
var field = self.fields_view.fields[attrs.name];
// M2O combined with selection widget is pointless and broken in search views,
// but has been used in the past for unsupported hacks -> ignore it
if (field.type === "many2one" && attrs.widget === "selection") {
attrs.widget = undefined;
}
var Obj = core.search_widgets_registry.getAny([attrs.widget, field.type]);
if (Obj) {
self.search_fields.push(new (Obj) (filter.item, field, self));
}
}
if (filter.item.tag === 'filter') {
current_group.push(new search_inputs.Filter(filter.item, self));
}
current_category = filter.category;
});
},
});
_.extend(SearchView, {
SearchQuery: SearchQuery,
Facet: Facet,
});
return SearchView;
});