diff options
Diffstat (limited to 'invoice')
| -rw-r--r-- | invoice/controller.go | 13 | ||||
| -rw-r--r-- | invoice/service.go | 10 |
2 files changed, 23 insertions, 0 deletions
diff --git a/invoice/controller.go b/invoice/controller.go index 02bbaf5..7260834 100644 --- a/invoice/controller.go +++ b/invoice/controller.go @@ -101,6 +101,19 @@ func handleSaveInvoice (ctx *gin.Context) { userId := uId.(uint) invoice.UserID = userId + // if invoice number is 0, generate one! + if invoice.InvoiceNumber == 0 { + n, err := getNewInvoiceNumber(invoice.UserID) + + if err != nil { + ctx.Error(err) + ctx.Abort() + return + } + + invoice.InvoiceNumber = n + } + err := invoice.upsert() if err != nil { ctx.Error(err) diff --git a/invoice/service.go b/invoice/service.go index 099f6a0..3dcc5e2 100644 --- a/invoice/service.go +++ b/invoice/service.go @@ -21,6 +21,16 @@ import ( e "vidhukant.com/openbills/errors" ) +// returns greatest invoice number + 1 +func getNewInvoiceNumber(userId uint) (uint, error) { + var i uint + + row := db.Model(&Invoice{}).Where("user_id = ?", userId).Select("max(invoice_number)").Row() + err := row.Scan(&i) + + return i + 1, err +} + func getInvoice(invoice *Invoice, id uint) error { res := db.Preload("BillingAddress").Preload("ShippingAddress").Preload("Items").Find(&invoice, id) |