feat(analytics): FRM Analytics (#4880)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>
Co-authored-by: Abhitator216 <abhishek.kanojia@juspay.in>
Co-authored-by: Abhishek Kanojia <89402434+Abhitator216@users.noreply.github.com>
Co-authored-by: ivor-juspay <138492857+ivor-juspay@users.noreply.github.com>
Co-authored-by: Sampras Lopes <sampras.lopes@juspay.in>

crates/api_models/src/analytics/frm.rs

@@ -0,0 +1,163 @@
+use std::{
+    collections::hash_map::DefaultHasher,
+    hash::{Hash, Hasher},
+};
+
+use common_enums::enums::FraudCheckStatus;
+
+#[derive(
+    Clone,
+    Copy,
+    Debug,
+    Default,
+    Eq,
+    PartialEq,
+    serde::Serialize,
+    serde::Deserialize,
+    strum::Display,
+    strum::EnumString,
+)]
+#[serde(rename_all = "snake_case")]
+#[strum(serialize_all = "snake_case")]
+pub enum FrmTransactionType {
+    #[default]
+    PreFrm,
+    PostFrm,
+}
+
+use super::{NameDescription, TimeRange};
+#[derive(Clone, Debug, Default, serde::Deserialize, serde::Serialize)]
+pub struct FrmFilters {
+    #[serde(default)]
+    pub frm_status: Vec<FraudCheckStatus>,
+    #[serde(default)]
+    pub frm_name: Vec<String>,
+    #[serde(default)]
+    pub frm_transaction_type: Vec<FrmTransactionType>,
+}
+
+#[derive(
+    Debug,
+    serde::Serialize,
+    serde::Deserialize,
+    strum::AsRefStr,
+    PartialEq,
+    PartialOrd,
+    Eq,
+    Ord,
+    strum::Display,
+    strum::EnumIter,
+    Clone,
+    Copy,
+)]
+#[serde(rename_all = "snake_case")]
+#[strum(serialize_all = "snake_case")]
+pub enum FrmDimensions {
+    FrmStatus,
+    FrmName,
+    FrmTransactionType,
+}
+
+#[derive(
+    Clone,
+    Debug,
+    Hash,
+    PartialEq,
+    Eq,
+    serde::Serialize,
+    serde::Deserialize,
+    strum::Display,
+    strum::EnumIter,
+    strum::AsRefStr,
+)]
+#[strum(serialize_all = "snake_case")]
+#[serde(rename_all = "snake_case")]
+pub enum FrmMetrics {
+    FrmTriggeredAttempts,
+    FrmBlockedRate,
+}
+
+pub mod metric_behaviour {
+    pub struct FrmTriggeredAttempts;
+    pub struct FrmBlockRate;
+}
+
+impl From<FrmMetrics> for NameDescription {
+    fn from(value: FrmMetrics) -> Self {
+        Self {
+            name: value.to_string(),
+            desc: String::new(),
+        }
+    }
+}
+
+impl From<FrmDimensions> for NameDescription {
+    fn from(value: FrmDimensions) -> Self {
+        Self {
+            name: value.to_string(),
+            desc: String::new(),
+        }
+    }
+}
+
+#[derive(Debug, serde::Serialize, Eq)]
+pub struct FrmMetricsBucketIdentifier {
+    pub frm_status: Option<String>,
+    pub frm_name: Option<String>,
+    pub frm_transaction_type: Option<String>,
+    #[serde(rename = "time_range")]
+    pub time_bucket: TimeRange,
+    #[serde(rename = "time_bucket")]
+    #[serde(with = "common_utils::custom_serde::iso8601custom")]
+    pub start_time: time::PrimitiveDateTime,
+}
+
+impl Hash for FrmMetricsBucketIdentifier {
+    fn hash<H: Hasher>(&self, state: &mut H) {
+        self.frm_status.hash(state);
+        self.frm_name.hash(state);
+        self.frm_transaction_type.hash(state);
+        self.time_bucket.hash(state);
+    }
+}
+
+impl PartialEq for FrmMetricsBucketIdentifier {
+    fn eq(&self, other: &Self) -> bool {
+        let mut left = DefaultHasher::new();
+        self.hash(&mut left);
+        let mut right = DefaultHasher::new();
+        other.hash(&mut right);
+        left.finish() == right.finish()
+    }
+}
+
+impl FrmMetricsBucketIdentifier {
+    pub fn new(
+        frm_status: Option<String>,
+        frm_name: Option<String>,
+        frm_transaction_type: Option<String>,
+        normalized_time_range: TimeRange,
+    ) -> Self {
+        Self {
+            frm_status,
+            frm_name,
+            frm_transaction_type,
+            time_bucket: normalized_time_range,
+            start_time: normalized_time_range.start_time,
+        }
+    }
+}
+
+#[derive(Debug, serde::Serialize)]
+pub struct FrmMetricsBucketValue {
+    pub frm_triggered_attempts: Option<u64>,
+    pub frm_blocked_rate: Option<f64>,
+}
+
+#[derive(Debug, serde::Serialize)]
+pub struct FrmMetricsBucketResponse {
+    #[serde(flatten)]
+    pub values: FrmMetricsBucketValue,
+    #[serde(flatten)]
+    pub dimensions: FrmMetricsBucketIdentifier,
+}