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[imp] added algorithm from fp to calculate taxes

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bzr revid: nicolas.vanhoren@openerp.com-20120105141817-whw7hhlb5ggdeas4
This commit is contained in:
niv-openerp
2012-01-05 15:18:17 +01:00
parent 312e42455b
commit afba9ceb71
1 changed files with 52 additions and 0 deletions
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addons/point_of_sale/static/src/js/pos.js
+52
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@@ -90,6 +90,7 @@ openerp.point_of_sale = function(db) {
this.fetch('account.bank.statement', ['account_id', 'currency', 'journal_id', 'state', 'name'],
[['state', '=', 'open'], ['user_id', '=', this.session.uid]]),
this.fetch('account.journal', ['auto_cash', 'check_dtls', 'currency', 'name', 'type']),
this.fetch('account.tax', ['amount', 'price_include', 'type']),
this.get_app_data())
.pipe(_.bind(this.build_tree, this));
},
@@ -301,6 +302,57 @@ openerp.point_of_sale = function(db) {
getTotal: function() {
return (this.get('quantity')) * (this.get('list_price')) * (1 - (this.get('discount')) / 100);
},
getPriceWithoutTax: function() {
return getAllPrices().priceWithoutTax;
},
getPriceWithTax: function() {
return getAllPrices().priceWithTax;
},
getTax: function() {
return getAllPrices().tax;
},
getAllPrices: function() {
var self = this;
var totalTax = (this.get('quantity')) * (this.get('list_price')) * (1 - (this.get('discount')) / 100);
var totalNoTax = totalTax;
var products = pos.store.get('product.product');
var product = _.detect(products, function(el) {return el.id === self.get('id');});
var taxes_ids = product.taxes_id;
var taxes = pos.store.get('account.tax');
var taxtotal = 0;
_.each(taxes_ids, function(el) {
var tax = _.detect(taxes, function(t) {return t.id === el;});
if (tax.price_include) {
var tmp;
if (tax.type === "percent") {
tmp = tax.amount / (1 + self.getTotalWithoutTax());
} else if (tax.type === "fixed") {
tmp = tax.amount * self.get('quantity');
} else {
throw "This type of tax is not supported by the point of sale: " + tax.type;
}
taxtotal += tmp;
totalNoTax -= tmp;
} else {
var tmp;
if (tax.type === "percent") {
tmp = tax.amount * self.getTotalWithoutTax();
} else if (tax.type === "fixed") {
tmp = tax.amount * self.get('quantity');
} else {
throw "This type of tax is not supported by the point of sale: " + tax.type;
}
taxtotal += tmp;
totalTax += tmp;
}
});
return {
"priceWithTax": totalTax,
"priceWithoutTax": totalNoTax,
"tax": taxtotal,
};
},
exportAsJSON: function() {
var result;
result = {