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odoo.define('pos_cache.pos_cache', function (require) {
"use strict";
var models = require('point_of_sale.models');
var core = require('web.core');
var rpc = require('web.rpc');
var _t = core._t;
var posmodel_super = models.PosModel.prototype;
models.PosModel = models.PosModel.extend({
load_server_data: function () {
var self = this;
var product_index = _.findIndex(this.models, function (model) {
return model.model === "product.product";
});
var product_model = self.models[product_index];
// We don't want to load product.product the normal
// uncached way, so get rid of it.
if (product_index !== -1) {
this.models.splice(product_index, 1);
this.product_model = product_model;
}
return posmodel_super.load_server_data.apply(this, arguments).then(function () {
// Give both the fields and domain to pos_cache in the
// backend. This way we don't have to hardcode these
// values in the backend and they automatically stay in
// sync with whatever is defined (and maybe extended by
// other modules) in js.
var product_fields = typeof self.product_model.fields === 'function' ? self.product_model.fields(self) : self.product_model.fields;
var product_domain = typeof self.product_model.domain === 'function' ? self.product_model.domain(self) : self.product_model.domain;
var limit_products_per_request = self.config.limit_products_per_request;
var cur_request = 0;
function next(resolve, reject){
var domain = product_domain;
if (limit_products_per_request){
domain = domain.slice();
// implement offset-limit via id, because "pos.cache"
// doesn't have such fields and we can add them in master
// branch only
domain.unshift(['id', '>', cur_request * limit_products_per_request],
['id', '<=', (cur_request + 1) * limit_products_per_request]);
}
return rpc.query({
model: 'pos.config',
method: 'get_products_from_cache',
args: [self.pos_session.config_id[0], product_fields, domain],
}).then(function (products) {
self.db.add_products(_.map(products, function (product) {
product.categ = _.findWhere(self.product_categories, {'id': product.categ_id[0]});
product.pos = self;
return new models.Product({}, product);
}));
if (limit_products_per_request) {
cur_request++;
// check that we have more products
domain = product_domain.slice();
domain.unshift(['id', '>', cur_request * limit_products_per_request]);
rpc.query({
model: 'product.product',
method: 'search_read',
args: [domain, ['id']],
kwargs: {
limit: 1,
}
}).then(function (products) {
if (products.length){
next(resolve, reject);
} else {
resolve();
}
});
} else {
resolve();
}
});
}
self.setLoadingMessage(_t('Loading') + ' product.product', 1);
return new Promise((resolve, reject) => {
next(resolve, reject);
});
});
},
});
});
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