/* openbills - Server for web based Libre Billing Software * Copyright (C) 2023 Vidhu Kant Sharma * * 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 . */ package invoice import ( e "vidhukant.com/openbills/errors" ) func getInvoice(invoice *Invoice, id uint) error { res := db.Preload("BillingAddress").Preload("ShippingAddress").Preload("Items").Find(&invoice, id) // TODO: handle potential errors if res.Error != nil { return res.Error } if res.RowsAffected == 0 { return e.ErrNotFound } return nil } func getInvoices(invoices *[]Invoice, userId uint) error { res := db.Where("user_id = ?", userId).Find(&invoices) // TODO: handle potential errors if res.Error != nil { return res.Error } if res.RowsAffected == 0 { return e.ErrEmptyResponse } return nil } // TODO: route to only get the invouce's items func (i *Invoice) upsert() error { res := db.Save(i) // TODO: handle potential errors return res.Error } func (i *Invoice) del() error { res := db.Where("id = ? and user_id = ?", i.ID, i.UserID).Delete(i) // TODO: handle potential errors if res.Error != nil { return res.Error } // returns 404 if either row doesn't exist or if the user doesn't own it if res.RowsAffected == 0 { return e.ErrNotFound } return nil } // also checks for ownership func getItemInvoice(itemId, userId uint) (uint, error) { var invoiceId uint res := db. Model(&InvoiceItem{}). Select("invoice_id"). Where("id = ?", itemId). Find(&invoiceId) // TODO: handle potential errors if res.Error != nil { return invoiceId, res.Error } if res.RowsAffected == 0 { return invoiceId, e.ErrNotFound } err := checkInvoiceOwnership(invoiceId, userId) if err != nil { return invoiceId, err } return invoiceId, nil } func (i *InvoiceItem) del() error { res := db.Delete(i) // TODO: handle potential errors if res.Error != nil { return res.Error } // returns 404 if either row doesn't exist or if the user doesn't own it if res.RowsAffected == 0 { return e.ErrNotFound } return nil } func (i *InvoiceItem) upsert() error { res := db.Save(i) // TODO: handle potential errors return res.Error }