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This commit adds tare weight to order lines.

pull/447/head
François Kawala 5 years ago
parent
c880ef8673
commit
6ebf47519c
2 changed files with 151 additions and 44 deletions
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  1. 156
      pos_barcode_tare/static/src/js/pos_barcode_tare.js
  2. 39
      pos_barcode_tare/static/src/xml/pos_barcode_tare.xml

156
pos_barcode_tare/static/src/js/pos_barcode_tare.js
View File

@ -8,10 +8,12 @@ odoo.define('pos_barcode_tare.screens', function (require) {
var models = require('point_of_sale.models');
var screens = require('point_of_sale.screens');
var utils = require('web.utils');
var formats = require('web.formats');
var QWeb = core.qweb;
var _t = core._t;
var round_pr = utils.round_precision;
var round_di = utils.round_decimals;
var tare_barcode_type = "tare";
// Define functions used to do unit operation.
@ -27,7 +29,9 @@ odoo.define('pos_barcode_tare.screens', function (require) {
var convert_mass = function (mass, from_unit, to_unit) {
// There is no conversion from one category to another.
if (from_unit.category_id[0] !== to_unit.category_id[0]) {
return;
throw new Error(_.str.sprintf(
_t("We can not cast a weight in %s into %s."),
from_unit.name, to_unit.name));
}
// No need to convert as weights are measured in same unit.
if (from_unit.id === to_unit.id) {
@ -46,8 +50,13 @@ odoo.define('pos_barcode_tare.screens', function (require) {
} else {
result /= to_unit.factor_inv;
}
// Round the result.
return round_pr(result || 0, to_unit.rounding);
if (to_unit.rounding) {
// Return the rounded result if needed.
return round_pr(result || 0, to_unit.rounding);
}
return result || 0;
};
// This configures read action for tare barcode. A tare barcode contains a
@ -56,47 +65,15 @@ odoo.define('pos_barcode_tare.screens', function (require) {
screens.ScreenWidget.include(
{
barcode_tare_action: function (code) {
var order = this.pos.get_order();
// Computes the paid weight
var last_order_line = order.get_last_orderline();
var total_weight = last_order_line.get_quantity();
var tare = code.value;
var product_unit = last_order_line.get_unit();
// Try to convert tare in KG into product UOM.
var kg_unit = get_unit(this.pos, "kg");
var tare_in_product_uom =
convert_mass(tare, kg_unit, product_unit);
// Alert when mass conversion failed.
if (typeof tare_in_product_uom === 'undefined') {
this.gui.show_popup('error',
{'title': _t('Mismatch in units of measure'),
'body':
_.str.sprintf(
_t('You scanned a tare barcode. ' +
'The tare should apply to "%s %s of %s". '+
'We do not know how to convert kg to %s. ' +
'We can not apply the tare to this product.'),
total_weight,
product_unit.name,
last_order_line.product.display_name,
product_unit.name)});
return;
}
// Computes the paid (net) weight.
var paid_weight = total_weight - tare_in_product_uom;
// Throws a warning popup if the price is negative.
if (paid_weight <= 0) {
this.gui.show_popup('confirm',
{'title': _t('Negative weight'),
'body': _t('The calculated weight is negative. ' +
'Did you scan the correct tare label?'),
confirm: function () {
// Operator can choose to ignore the warning.
last_order_line.set_quantity(paid_weight);
}});
} else {
// Updates the prices.
last_order_line.set_quantity(paid_weight);
try {
var order = this.pos.get_order();
var last_order_line = order.get_last_orderline();
var tare_weight = code.value;
last_order_line.set_tare(tare_weight);
} catch (error) {
var title = _t("We can not apply this tare barcode.");
var popup = {title: title, body: error.message};
this.gui.show_popup('error', popup);
}
},
// Setup the callback action for the "weight" barcodes.
@ -267,4 +244,95 @@ odoo.define('pos_barcode_tare.screens', function (require) {
gui.define_screen({name:'tare', widget: TareScreenWidget});
// Update Orderline model
var _super_ = models.Orderline.prototype;
models.Orderline = models.Orderline.extend({
initialize: function (session, attributes) {
this.tareQuantity = 0;
this.tareQuantityStr = '0';
return _super_.initialize.call(this, session, attributes);
},
init_from_JSON: function (json) {
_super_.init_from_JSON.call(this, json);
this.tareQuantity = json.tareQuantity ||0;
this.tareQuantityStr = json.tareQuantityStr ||'0';
},
set_tare: function (quantity) {
this.order.assert_editable();
// Prevent to apply multiple times a tare to the same product.
if (this.get_tare() > 0) {
throw new RangeError(_.str.sprintf(
_t("The tare (%s) is already set for the " +
"product \"%s\". We can not re-apply a tare to this " +
"product."),
this.get_tare_str_with_unit(), this.product.display_name));
}
var self = this;
// This function is used to format the quantity into string
// according to the rounding specifications.
var stringify = function (qty) {
var unit = self.get_unit();
if (unit.rounding) {
var q = round_pr(qty, unit.rounding);
var decimals = self.pos.dp['Product Unit of Measure'];
return formats.format_value(
round_di(q, decimals),
{type: 'float', digits: [69, decimals]});
}
return qty.toFixed(0);
};
// We convert the tare that is always measured in kilogrammes into
// the unit of measure for this order line.
var kg = get_unit(this.pos, "kg");
var tare = parseFloat(quantity) || 0;
var unit = this.get_unit();
var tare_in_product_uom = convert_mass(tare, kg, unit);
var tare_in_product_uom_string = stringify(tare_in_product_uom);
var net_quantity = this.get_quantity() - tare_in_product_uom;
// This method fails when the net weight is negative.
if (net_quantity <= 0) {
throw new RangeError(_.str.sprintf(
_t("The tare weight is %s %s this is greater or equal to " +
"the product weight %s. We can not apply this tare."),
tare_in_product_uom_string, unit.name,
this.get_quantity_str_with_unit()));
}
// Update tare value.
this.tareQuantity = tare_in_product_uom;
this.tareQuantityStr = tare_in_product_uom_string;
// Update the quantity with the new weight net of tare quantity.
this.set_quantity(net_quantity);
this.trigger('change', this);
},
get_tare: function () {
return this.tareQuantity;
},
get_tare_str: function () {
return this.tareQuantityStr;
},
get_tare_str_with_unit: function () {
var unit = this.get_unit();
return this.tareQuantityStr + ' ' + unit.name;
},
export_as_JSON: function () {
var json = _super_.export_as_JSON.call(this);
json.tareQuantity = this.get_tare();
json.tareQuantityStr = this.get_tare_str();
return json;
},
clone: function () {
var orderline = _super_.clone.call(this);
orderline.tareQuantity = this.tareQuantity;
orderline.tareQuantityStr = this.tareQuantityStr;
return orderline;
},
export_for_printing: function () {
var result = _super_.export_for_printing.call(this);
result.tare_quantity = this.get_tare();
return result;
},
});
});

39
pos_barcode_tare/static/src/xml/pos_barcode_tare.xml
View File

@ -44,4 +44,43 @@
</t>
</t>
<t t-name="Orderline">
<li t-attf-class="orderline #{ line.selected ? 'selected' : '' }">
<span class="product-name">
<t t-esc="line.get_product().display_name"/>
</span>
<span class="price">
<t t-esc="widget.format_currency(line.get_display_price())"/>
</span>
<ul class="info-list">
<t t-if="line.get_quantity_str() !== '1' || line.selected ">
<li class="info">
<em>
<t t-esc="line.get_quantity_str()" />
</em>
<t t-esc="line.get_unit().name" />
at
<t t-esc="widget.format_currency(line.get_unit_display_price(),'Product Price')" />
/
<t t-esc="line.get_unit().name" />
</li>
</t>
<t t-if="line.get_discount_str() !== '0'">
<li class="info">
With a
<em>
<t t-esc="line.get_discount_str()" />%
</em>
discount
</li>
</t>
<t t-if="line.get_tare_str() !== '0'">
<li class="info">
tare = <t t-esc="line.get_tare_str_with_unit()" />
</li>
</t>
</ul>
</li>
</t>
</templates>
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