feat: support gpay and applepay session response for all connectors (#839)

Co-authored-by: Arun Raj M <jarnura47@gmail.com>

crates/api_models/src/enums.rs

@@ -668,16 +668,6 @@ pub enum RoutableConnectors {
     Worldpay,
 }
 
-/// Wallets which support obtaining session object
-#[derive(Debug, serde::Deserialize, serde::Serialize, Clone, ToSchema)]
-#[serde(rename_all = "snake_case")]
-pub enum SupportedWallets {
-    Paypal,
-    ApplePay,
-    Klarna,
-    Gpay,
-}
-
 /// Name of banks supported by Hyperswitch
 #[derive(
     Clone,

crates/api_models/src/payments.rs

@@ -1339,8 +1339,8 @@ pub struct PaymentsSessionRequest {
     /// This is a token which expires after 15 minutes, used from the client to authenticate and create sessions from the SDK
     pub client_secret: String,
     /// The list of the supported wallets
-    #[schema(value_type = Vec<SupportedWallets>)]
-    pub wallets: Vec<api_enums::SupportedWallets>,
+    #[schema(value_type = Vec<PaymentMethodType>)]
+    pub wallets: Vec<api_enums::PaymentMethodType>,
     /// Merchant connector details used to make payments.
     pub merchant_connector_details: Option<admin::MerchantConnectorDetailsWrap>,
 }
@@ -1412,6 +1412,44 @@ pub struct GpaySessionTokenData {
     pub data: GpayMetaData,
 }
 
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ApplepaySessionRequest {
+    pub merchant_identifier: String,
+    pub display_name: String,
+    pub initiative: String,
+    pub initiative_context: String,
+}
+
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+pub struct ApplepaySessionTokenData {
+    #[serde(rename = "apple_pay")]
+    pub data: ApplePayMetadata,
+}
+
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+pub struct ApplePayMetadata {
+    pub payment_request_data: PaymentRequestMetadata,
+    pub session_token_data: SessionTokenInfo,
+}
+
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+pub struct PaymentRequestMetadata {
+    pub supported_networks: Vec<String>,
+    pub merchant_capabilities: Vec<String>,
+    pub label: String,
+}
+
+#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
+pub struct SessionTokenInfo {
+    pub certificate: String,
+    pub certificate_keys: String,
+    pub merchant_identifier: String,
+    pub display_name: String,
+    pub initiative: String,
+    pub initiative_context: String,
+}
+
 #[derive(Debug, Clone, serde::Serialize, ToSchema)]
 #[serde(tag = "wallet_name")]
 #[serde(rename_all = "snake_case")]
@@ -1435,6 +1473,7 @@ pub struct GpaySessionTokenResponse {
     pub allowed_payment_methods: Vec<GpayAllowedPaymentMethods>,
     /// The transaction info Google Pay requires
     pub transaction_info: GpayTransactionInfo,
+    pub connector: String,
 }
 
 #[derive(Debug, Clone, serde::Serialize, ToSchema)]
@@ -1460,9 +1499,11 @@ pub struct ApplepaySessionTokenResponse {
     pub session_token_data: ApplePaySessionResponse,
     /// Payment request object for Apple Pay
     pub payment_request_data: ApplePayPaymentRequest,
+    pub connector: String,
 }
 
 #[derive(Debug, Clone, serde::Serialize, ToSchema, serde::Deserialize)]
+#[serde(rename_all = "camelCase")]
 pub struct ApplePaySessionResponse {
     /// Timestamp at which session is requested
     pub epoch_timestamp: u64,
@@ -1501,6 +1542,7 @@ pub struct ApplePayPaymentRequest {
     pub merchant_capabilities: Vec<String>,
     /// The list of supported networks
     pub supported_networks: Vec<String>,
+    pub merchant_identifier: String,
 }
 
 #[derive(Debug, Clone, serde::Serialize, ToSchema, serde::Deserialize)]
@@ -1514,6 +1556,13 @@ pub struct AmountInfo {
     pub amount: String,
 }
 
+#[derive(Debug, Clone, serde::Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct ApplepayErrorResponse {
+    pub status_code: String,
+    pub status_message: String,
+}
+
 #[derive(Default, Debug, serde::Serialize, Clone, ToSchema)]
 pub struct PaymentsSessionResponse {
     /// The identifier for the payment