From 17ad02cce357d69f61aa942e5a6e3a3bc260f68b Mon Sep 17 00:00:00 2001
From: Tom Kay <oridan82@gmail.com>
Date: Fri, 30 Aug 2024 13:05:05 +0100
Subject: [PATCH] Recaptcha Fraud Connector (#207)

* add Recaptcha policy

* remove unused consts

* rename to secretKey

* set spec version to v1

* update field

* update type

* include clientKey

* rename to SiteKey

* fix tags

* replace with fraud connector

* add recaptcha to library register

* add recaptcha to library validation

* remove secret key as secure field, it's needed in assemble

* remove required validation.
allows omitting threshold (or setting it to zero) to permit all traffic
---
 connectorconfig/library.go   |  8 +++++
 connectorconfig/recaptcha.go | 68 ++++++++++++++++++++++++++++++++++++
 v1/connector/connector.go    |  2 +-
 3 files changed, 77 insertions(+), 1 deletion(-)
 create mode 100644 connectorconfig/recaptcha.go

diff --git a/connectorconfig/library.go b/connectorconfig/library.go
index 9c64891..fcce0ab 100644
--- a/connectorconfig/library.go
+++ b/connectorconfig/library.go
@@ -49,6 +49,7 @@ const (
 	LibraryMaxMind     Library = "maxmind"
 	LibraryCyberSource Library = "cybersource"
 	LibraryKount       Library = "kount"
+	LibraryRecaptcha   Library = "recaptcha"
 
 	// Updater Libraries
 	LibraryPaySafeAccountUpdater Library = "paysafe-accountupdater"
@@ -265,6 +266,13 @@ var LibraryRegister = map[Library]LibraryDef{
 			return methodType == chtype.PAYMENT_METHOD_TYPE_CARD
 		},
 	},
+	LibraryRecaptcha: {
+		DisplayName: "Recaptcha",
+		Credentials: func() Credentials { return &RecaptchaCredentials{} },
+		SupportsMethod: func(methodType chtype.PaymentMethodType, methodProvider chtype.PaymentMethodProvider) bool {
+			return true
+		},
+	},
 	LibraryClearhaus: {
 		DisplayName: "Clearhaus",
 		Credentials: func() Credentials { return &ClearhausCredentials{} },
diff --git a/connectorconfig/recaptcha.go b/connectorconfig/recaptcha.go
new file mode 100644
index 0000000..84c2577
--- /dev/null
+++ b/connectorconfig/recaptcha.go
@@ -0,0 +1,68 @@
+package connectorconfig
+
+import (
+	"encoding/json"
+
+	"github.com/chargehive/configuration/environment"
+	"github.com/chargehive/configuration/v1/connector"
+	"github.com/chargehive/proto/golang/chargehive/chtype"
+)
+
+type RecaptchaCredentials struct {
+	SiteKey        string  `json:"siteKey" yaml:"siteKey" validate:"required"`
+	SecretKey      string  `json:"secretKey" yaml:"secretKey" validate:"required"`
+	BlockThreshold float32 `json:"blockThreshold" yaml:"blockThreshold" validate:"min=0,max=1"`
+}
+
+func (c *RecaptchaCredentials) GetLibrary() Library {
+	return LibraryRecaptcha
+}
+
+func (c *RecaptchaCredentials) GetSupportedTypes() []LibraryType {
+	return []LibraryType{LibraryTypeFraud}
+}
+
+func (c *RecaptchaCredentials) Validate() error {
+	return nil
+}
+
+func (c *RecaptchaCredentials) GetSecureFields() []*string {
+	return []*string{}
+}
+
+func (c *RecaptchaCredentials) ToConnector() connector.Connector {
+	con := connector.Connector{Library: string(c.GetLibrary())}
+	con.Configuration, _ = json.Marshal(c)
+	return con
+}
+
+func (c *RecaptchaCredentials) FromJson(input []byte) error {
+	return json.Unmarshal(input, c)
+}
+
+func (c *RecaptchaCredentials) SupportsSca() bool {
+	return true
+}
+
+func (c *RecaptchaCredentials) SupportsMethod(methodType chtype.PaymentMethodType, methodProvider chtype.PaymentMethodProvider) bool {
+	if !c.GetLibrary().SupportsMethod(methodType, methodProvider) {
+		return false
+	}
+	return true
+}
+
+func (c *RecaptchaCredentials) SupportsCountry(country string) bool {
+	return true
+}
+
+func (c *RecaptchaCredentials) CanPlanModeUse(mode environment.Mode) bool {
+	return true
+}
+
+func (c *RecaptchaCredentials) IsRecoveryAgent() bool {
+	return false
+}
+
+func (c *RecaptchaCredentials) Supports3RI() bool {
+	return false
+}
diff --git a/v1/connector/connector.go b/v1/connector/connector.go
index 7ac958c..28b53f7 100644
--- a/v1/connector/connector.go
+++ b/v1/connector/connector.go
@@ -25,7 +25,7 @@ const (
 // Connector is a configuration file for a single payment processing entity
 type Connector struct {
 	ProcessingState ProcessingState `json:"processingState,omitempty" yaml:"processingState,omitempty"`
-	Library         string          `json:"library" yaml:"library" validate:"omitempty,oneof=flexpay adyen bluesnap gpayments nuvei inoviopay threedsecureio sandbox sandbanx applepay authorize braintree qualpay stripe paysafe worldpay paypal-websitepaymentspro paypal-expresscheckout vindicia maxmind cybersource paysafe-accountupdater bottomline checkout kount clearhaus trust-payments cwams yapstone tokenex-accountupdater tokenex-networktokenization sticky-io googlepay"`
+	Library         string          `json:"library" yaml:"library" validate:"omitempty,oneof=recaptcha flexpay adyen bluesnap gpayments nuvei inoviopay threedsecureio sandbox sandbanx applepay authorize braintree qualpay stripe paysafe worldpay paypal-websitepaymentspro paypal-expresscheckout vindicia maxmind cybersource paysafe-accountupdater bottomline checkout kount clearhaus trust-payments cwams yapstone tokenex-accountupdater tokenex-networktokenization sticky-io googlepay"`
 	Configuration   []byte          `json:"configuration" yaml:"configuration" validate:"required"`
 	ConfigID        string          `json:"configId,omitempty" yaml:"configId,omitempty"`
 	ConfigAuth      string          `json:"configAuth,omitempty" yaml:"configAuth,omitempty"`