Implemented gateway interactions
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Borna Rajković committed
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@@ -0,0 +1,57 @@
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package wspay
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import (
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"github.com/google/uuid"
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"time"
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)
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type PaymentState string
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const (
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// initial state
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StateInitialized PaymentState = "initialized"
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// state on response
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StateAccepted PaymentState = "accepted"
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StateError PaymentState = "error"
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StateCanceledInitialization PaymentState = "canceled_initialization"
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// state after confirmation
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StateCompleted PaymentState = "completed"
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StateVoided PaymentState = "voided"
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StateCanceled PaymentState = "canceled"
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)
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type WsPayDb struct {
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Id uuid.UUID `db:"id"`
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ShopID string `db:"shop_id"`
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ShoppingCartID string `db:"shopping_card_id"`
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TotalAmount int64 `db:"total_amount"`
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Lang string `db:"lang"`
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CustomerFirstName string `db:"customer_first_name"`
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CustomerLastName string `db:"customer_last_name"`
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CustomerAddress string `db:"customer_address"`
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CustomerCity string `db:"customer_city"`
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CustomerZIP string `db:"customer_zip"`
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CustomerCountry string `db:"customer_country"`
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CustomerPhone string `db:"customer_phone"`
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PaymentPlan string `db:"payment_plan"`
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CreditCardName string `db:"credit_card_name"`
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CreditCardNumber string `db:"credit_card_number"`
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PaymentMethod string `db:"payment_method"`
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CurrencyCode int `db:"currency_code"`
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DateTime time.Time `db:"date_time"`
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ECI string `db:"eci"`
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STAN string `db:"stan"`
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Success int `db:"success"`
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ApprovalCode string `db:"approval_code"`
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ErrorMessage string `db:"error_message"`
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ErrorCodes string `db:"error_codes"`
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State PaymentState `db:"payment_state"`
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}
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@@ -0,0 +1,98 @@
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package wspay
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import (
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"crypto/sha512"
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"encoding/hex"
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"errors"
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"github.com/google/uuid"
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"github.com/jmoiron/sqlx"
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"strconv"
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)
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type Service struct {
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DB *sqlx.DB
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}
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func (s *Service) CreateEntry(shopId string, totalAmount int64) (WsPayDb, error) {
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id := uuid.Must(uuid.NewRandom())
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entry := WsPayDb{
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Id: id,
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ShopID: shopId,
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ShoppingCartID: id.String(),
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TotalAmount: totalAmount,
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State: StateInitialized,
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}
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_, err := s.DB.Exec(`INSERT INTO "wspay" ("id", "shop_id", "shopping_card_id", "total_amount", "payment_state") VALUES ($1, $2, $3, $4, $5)`,
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&entry.Id, &entry.ShopID, &entry.ShoppingCartID, &entry.TotalAmount, &entry.State,
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)
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if err != nil {
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return WsPayDb{}, err
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}
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return s.FetchById(id)
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}
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func (s *Service) FetchAll() ([]WsPayDb, error) {
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var entries []WsPayDb
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err := s.DB.Select(&entries, `SELECT * FROM "wspay"`)
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return entries, err
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}
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func (s *Service) FetchById(id uuid.UUID) (WsPayDb, error) {
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entry := WsPayDb{}
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err := s.DB.Get(&entry, `SELECT * FROM "wspay" WHERE "id" = $1`, id)
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return entry, err
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}
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func (s *Service) FetchByShoppingCartID(id string) (WsPayDb, error) {
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entry := WsPayDb{}
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err := s.DB.Get(&entry, `SELECT * FROM "wspay" WHERE "shopping_card_id" = $1`, id)
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return entry, err
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}
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func (s *Service) Update(entry WsPayDb) error {
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_, err := s.DB.Exec(`UPDATE "wspay" set "lang" = $2, "customer_first_name" = $3, "customer_last_name" = $4, "customer_address" = $5, "customer_city" = $6, "customer_zip" = $7, "customer_country" = $8, "customer_phone" = $9, "payment_plan" = $10, "credit_card_name" = $11, "credit_card_number" = $12, "payment_method" = $13, "currency_code" = $14, "date_time" = $15, "eci" = $16, "stan" = $17, "success" = $18, "approval_code" = $19, "error_message" = $20, "error_codes" = $21, "payment_state" = $22 WHERE "id" = $1`,
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&entry.Id, &entry.Lang, &entry.CustomerFirstName, &entry.CustomerLastName, &entry.CustomerAddress, &entry.CustomerCity, &entry.CustomerZIP, &entry.CustomerCountry, &entry.CustomerPhone, &entry.PaymentPlan, &entry.CreditCardName, &entry.CreditCardNumber, &entry.PaymentMethod, &entry.CurrencyCode, &entry.DateTime, &entry.ECI, &entry.STAN, &entry.Success, &entry.ApprovalCode, &entry.ErrorMessage, &entry.ErrorCodes, &entry.State,
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)
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return err
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}
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func CalculateFormSignature(shopId string, secret string, cartId string, amount int64) string {
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/**
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Represents a signature created from string formatted from following values in a following order using
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SHA512 algorithm:
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ShopID
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SecretKey
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ShoppingCartID
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SecretKey
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TotalAmount
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SecretKey
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*/
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signature := shopId + secret + cartId + secret + strconv.FormatInt(amount, 10) + secret
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hash := sha512.New()
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hash.Write([]byte(signature))
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return hex.EncodeToString(hash.Sum(nil))
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}
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func CompareFormReturnSignature(signature string, shopId string, secret string, cartId string, success int, approvalCode string) error {
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/**
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Represents a signature created from string formatted from following values in a following order using
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SHA512 algorithm:
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ShopID
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SecretKey
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ShoppingCartID
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SecretKey
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Success
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SecretKey
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ApprovalCode
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SecretKey
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Merchant should validate this signature to make sure that the request is originating from WSPayForm.
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*/
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calculatedSignature := shopId + secret + cartId + secret + strconv.FormatInt(int64(success), 10) + secret + approvalCode + secret
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hash := sha512.New()
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hash.Write([]byte(calculatedSignature))
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if hex.EncodeToString(hash.Sum(nil)) == signature {
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return nil
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} else {
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return errors.New("signature mismatch")
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}
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}
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+160
@@ -0,0 +1,160 @@
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package wspay
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const AuthorisationForm = "https://formtest.wspay.biz/authorization.aspx"
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type WsPayForm struct {
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// required args
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ShopID string
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ShoppingCartID string
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Version string
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TotalAmount int64
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ReturnURL string
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ReturnErrorURL string
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CancelURL string
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Signature string
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// optional args
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Lang string
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CustomerFirstName string
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CustomerLastName string
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CustomerAddress string
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CustomerCity string
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CustomerZIP string
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CustomerCountry string
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CustomerPhone string
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PaymentPlan string
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CreditCardName string
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PaymentMethod string
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IntAmount int64
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IntCurrency string
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ReturnMethod string
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CurrencyCode int
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}
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type WsPayFormReturn struct {
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CustomerFirstName string `form:"CustomerFirstname"`
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CustomerSurname string `form:"CustomerSurname"`
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CustomerAddress string `form:"CustomerAddress"`
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CustomerCity string `form:"CustomerCity"`
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CustomerZIP string `form:"CustomerZIP"`
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CustomerCountry string `form:"CustomerCountry"`
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CustomerPhone string `form:"CustomerPhone"`
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CustomerEmail string `form:"CustomerEmail"`
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ShoppingCartID string `form:"ShoppingCartID"`
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Lang string `form:"Lang"`
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DateTime string `form:"DateTime"` //yyyymmddHHMMss
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Amount string `form:"Amount"` // eg. 123,43
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ECI string `form:"ECI"`
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STAN string `form:"STAN"`
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Partner string `form:"Partner"`
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WsPayOrderId string `form:"WsPayOrderId"`
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PaymentType string `form:"PaymentType"`
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CreditCardNumber string `form:"CreditCardNumber"` // masked number
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PaymentPlan string `form:"PaymentPlan"`
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ShopPostedPaymentPlan string `form:"ShopPostedPaymentPlan"`
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ShopPostedLang string `form:"ShopPostedLang"`
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ShopPostedCreditCardName string `form:"ShopPostedCreditCardName"`
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Success int `form:"Success"`
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ApprovalCode string `form:"ApprovalCode"`
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ErrorMessage string `form:"ErrorMessage"`
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ShopPostedPaymentMethod string `form:"ShopPostedPaymentMethod"`
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Signature string `form:"Signature"`
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}
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type WsPayFormError struct {
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CustomerFirstName string
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CustomerSurname string
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CustomerAddress string
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CustomerCity string
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CustomerZIP string
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CustomerCountry string
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CustomerPhone string
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CustomerEmail string
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ShoppingCartID string
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Lang string
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DateTime string //yyyymmddHHMMss
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Amount string // eg. 123,43
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ECI string
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PaymentType string
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PaymentPlan string
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ShopPostedPaymentPlan string
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ShopPostedLang string
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ShopPostedCreditCardName string
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Success int
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ApprovalCode string
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ErrorMessage string
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ShopPostedPaymentMethod string
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ErrorCodes string
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Signature string
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}
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type WsPayFormCancel struct {
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ResponseCode int
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ShoppingCartID string
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ApprovalCode string
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Success int
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Signature string
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}
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type WsPayCompletionRequest struct {
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Version string
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WsPayOrderId string
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ShopId string
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ApprovalCode string
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STAN string
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Amount string
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Signature string
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}
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type WsPayCompletionResponse struct {
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WsPayOrderId string
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ShopId string
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ApprovalCode string
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STAN string
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ErrorMessage string
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ActionSuccess string
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Signature string
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}
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type WsPayStatusCheckRequest struct {
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Version string
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ShopId string
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ShoppingCartId string
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Signature string
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}
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type WsPayStatusCheckResponse struct {
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WsPayOrderId string
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Signature string
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STAN string
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ApprovalCode string
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ShopID string
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ShoppingCartID string
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Amount string
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CurrencyCode string
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ActionSuccess string
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Success string // deprecated
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Authorized int
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Completed int
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Voided int
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Refunded int
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PaymentPlan string
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Partner string
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OnSite int
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CreditCardName string
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CreditCardNumber string
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ECI string
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CustomerFirstName string
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CustomerLastName string
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CustomerCity string
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CustomerZIP string
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CustomerCountry string
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CustomerPhone string
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CustomerEmail string
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TransactionDateTime string //yyyymmddHHMMss
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IsLessThan30DaysFromTransaction bool
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CanBeCompleted bool
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CanBeVoided bool
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CanBeRefunded bool
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ExpirationDate string
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}
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