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/* openbills - Server for web based Libre Billing Software
* Copyright (C) 2023-2025 Vidhu Kant Sharma <vidhukant@vidhukant.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package item
import (
"strconv"
"strings"
"vidhukant.com/openbills/errors"
)
func (i *SavedItem) validate() error {
// trim whitespaces
i.Name = strings.TrimSpace(i.Name)
i.BrandName = strings.TrimSpace(i.BrandName)
i.Category = strings.TrimSpace(i.Category)
i.Description = strings.TrimSpace(i.Description)
i.HSN = strings.TrimSpace(i.HSN)
i.UnitOfMeasure = strings.TrimSpace(i.UnitOfMeasure)
if len(i.Variants) == 0 {
return errors.ErrNoItemVariants
}
var validatedVariants []ItemVariant
for _, x := range i.Variants {
err := x.validate()
if err != nil {
return err
}
validatedVariants = append(validatedVariants, x)
}
i.Variants = validatedVariants
return nil
}
func (v *ItemVariant) validate() error {
v.VariantName = strings.TrimSpace(v.VariantName)
v.UnitPrice = strings.TrimSpace(v.UnitPrice)
v.GSTPercentage = strings.TrimSpace(v.GSTPercentage)
v.QuantityInStock = strings.TrimSpace(v.QuantityInStock)
var err error
// check if UnitPrice is float
_, err = strconv.ParseFloat(v.UnitPrice, 64)
if err != nil && v.UnitPrice != "" {
return errors.ErrInvalidUnitPrice
}
// check if GSTPercentage is float
_, err = strconv.ParseFloat(v.GSTPercentage, 64)
if err != nil && v.GSTPercentage != "" {
return errors.ErrInvalidGSTPercentage
}
// check if QuantityInStock is float
_, err = strconv.ParseFloat(v.QuantityInStock, 64)
if err != nil && v.QuantityInStock != "" {
return errors.ErrInvalidGSTPercentage
}
return nil
}
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