feat(refunds): update refunds filters (#4409)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

crates/api_models/src/admin.rs

@@ -523,7 +523,7 @@ pub struct MerchantConnectorWebhookDetails {
     pub additional_secret: Option<Secret<String>>,
 }
 
-#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
+#[derive(Debug, Clone, Eq, PartialEq, Serialize, Deserialize, ToSchema)]
 pub struct MerchantConnectorInfo {
     pub connector_label: String,
     pub merchant_connector_id: String,

crates/api_models/src/events/refund.rs

@@ -1,8 +1,8 @@
 use common_utils::events::{ApiEventMetric, ApiEventsType};
 
 use crate::refunds::{
-    RefundListMetaData, RefundListRequest, RefundListResponse, RefundRequest, RefundResponse,
-    RefundUpdateRequest, RefundsRetrieveRequest,
+    RefundListFilters, RefundListMetaData, RefundListRequest, RefundListResponse, RefundRequest,
+    RefundResponse, RefundUpdateRequest, RefundsRetrieveRequest,
 };
 
 impl ApiEventMetric for RefundRequest {
@@ -61,3 +61,9 @@ impl ApiEventMetric for RefundListMetaData {
         Some(ApiEventsType::ResourceListAPI)
     }
 }
+
+impl ApiEventMetric for RefundListFilters {
+    fn get_api_event_type(&self) -> Option<ApiEventsType> {
+        Some(ApiEventsType::ResourceListAPI)
+    }
+}

crates/api_models/src/payments.rs

@@ -3576,9 +3576,11 @@ pub struct PaymentListFiltersV2 {
     pub authentication_type: Vec<enums::AuthenticationType>,
 }
 
-#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
+#[derive(Clone, Debug, Eq, PartialEq, serde::Deserialize, serde::Serialize, ToSchema)]
 pub struct AmountFilter {
+    /// The start amount to filter list of transactions which are greater than or equal to the start amount
     pub start_amount: Option<i64>,
+    /// The end amount to filter list of transactions which are less than or equal to the end amount
     pub end_amount: Option<i64>,
 }
 

crates/api_models/src/refunds.rs

@@ -1,10 +1,15 @@
+use std::collections::HashMap;
+
 use common_utils::pii;
 use serde::{Deserialize, Serialize};
 use time::PrimitiveDateTime;
 use utoipa::ToSchema;
 
-use super::payments::TimeRange;
-use crate::{admin, enums};
+use super::payments::{AmountFilter, TimeRange};
+use crate::{
+    admin::{self, MerchantConnectorInfo},
+    enums,
+};
 
 #[derive(Default, Debug, ToSchema, Clone, Deserialize, Serialize)]
 #[serde(deny_unknown_fields)]
@@ -146,11 +151,15 @@ pub struct RefundListRequest {
     pub limit: Option<i64>,
     /// The starting point within a list of objects
     pub offset: Option<i64>,
-    /// The time range for which objects are needed. TimeRange has two fields start_time and end_time from which objects can be filtered as per required scenarios (created_at, time less than, greater than etc).
+    /// The time range for which objects are needed. TimeRange has two fields start_time and end_time from which objects can be filtered as per required scenarios (created_at, time less than, greater than etc)
     #[serde(flatten)]
     pub time_range: Option<TimeRange>,
+    /// The amount to filter reufnds list. Amount takes two option fields start_amount and end_amount from which objects can be filtered as per required scenarios (less_than, greater_than, equal_to and range)
+    pub amount_filter: Option<AmountFilter>,
     /// The list of connectors to filter refunds list
     pub connector: Option<Vec<String>>,
+    /// The list of merchant connector ids to filter the refunds list for selected label
+    pub merchant_connector_id: Option<Vec<String>>,
     /// The list of currencies to filter refunds list
     #[schema(value_type = Option<Vec<Currency>>)]
     pub currency: Option<Vec<enums::Currency>>,
@@ -181,6 +190,18 @@ pub struct RefundListMetaData {
     pub refund_status: Vec<enums::RefundStatus>,
 }
 
+#[derive(Clone, Debug, serde::Serialize, ToSchema)]
+pub struct RefundListFilters {
+    /// The map of available connector filters, where the key is the connector name and the value is a list of MerchantConnectorInfo instances
+    pub connector: HashMap<String, Vec<MerchantConnectorInfo>>,
+    /// The list of available currency filters
+    #[schema(value_type = Vec<Currency>)]
+    pub currency: Vec<enums::Currency>,
+    /// The list of available refund status filters
+    #[schema(value_type = Vec<RefundStatus>)]
+    pub refund_status: Vec<enums::RefundStatus>,
+}
+
 /// The status for refunds
 #[derive(
     Debug,