Add Rust domain kernel and wire contracts

crates/remora-contracts/src/events.rs

@@ -0,0 +1,114 @@
+use remora_domain::{JobLifecycle, JobPhase, OpaqueId};
+use serde::{Deserialize, Serialize};
+
+use crate::{
+    CursorDto, DateTimeDto, NullableDto, PositiveIntegerDto, SafeIntegerDto, SchemaVersionDto,
+    wire::optional_nullable,
+};
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(tag = "kind", rename_all = "snake_case")]
+pub enum EventFrameDto {
+    JobChanged(JobChangedDto),
+    DeletionChanged(DeletionChangedDto),
+    ResyncRequired(ResyncRequiredDto),
+    Heartbeat(HeartbeatDto),
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct JobChangedDto {
+    pub schema_version: SchemaVersionDto,
+    pub event_id: OpaqueId,
+    pub sequence: PositiveIntegerDto,
+    pub cursor: CursorDto,
+    pub occurred_at: DateTimeDto,
+    pub job_id: OpaqueId,
+    pub job_revision: PositiveIntegerDto,
+    pub phase: JobPhase,
+    pub lifecycle: JobLifecycle,
+    pub authoritative_attempt: NullableDto<EventAttemptDto>,
+    pub progress: NullableDto<EventProgressDto>,
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct EventAttemptDto {
+    pub attempt_id: OpaqueId,
+    pub fence: PositiveIntegerDto,
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct EventProgressDto {
+    pub attempt_id: OpaqueId,
+    pub fence: PositiveIntegerDto,
+    pub completed_bytes: SafeIntegerDto,
+    #[serde(
+        default,
+        deserialize_with = "optional_nullable",
+        skip_serializing_if = "Option::is_none"
+    )]
+    pub total_bytes: Option<NullableDto<SafeIntegerDto>>,
+    pub completed_members: SafeIntegerDto,
+    #[serde(
+        default,
+        deserialize_with = "optional_nullable",
+        skip_serializing_if = "Option::is_none"
+    )]
+    pub total_members: Option<NullableDto<SafeIntegerDto>>,
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct DeletionChangedDto {
+    pub schema_version: SchemaVersionDto,
+    pub event_id: OpaqueId,
+    pub sequence: PositiveIntegerDto,
+    pub cursor: CursorDto,
+    pub occurred_at: DateTimeDto,
+    pub job_id: OpaqueId,
+    pub operation_id: OpaqueId,
+    pub state: DeletionStateDto,
+}
+
+#[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(rename_all = "snake_case")]
+pub enum DeletionStateDto {
+    Queued,
+    Running,
+    RetryWait,
+    Blocked,
+    Completed,
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct ResyncRequiredDto {
+    pub schema_version: SchemaVersionDto,
+    pub event_id: OpaqueId,
+    pub sequence: PositiveIntegerDto,
+    pub cursor: CursorDto,
+    pub occurred_at: DateTimeDto,
+    pub reason: ResyncReasonDto,
+}
+
+#[derive(Clone, Copy, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(rename_all = "snake_case")]
+pub enum ResyncReasonDto {
+    CursorAbsent,
+    CursorInvalid,
+    CursorExpired,
+    AuthorizationChanged,
+    HistoryUnavailable,
+}
+
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+#[serde(deny_unknown_fields)]
+pub struct HeartbeatDto {
+    pub schema_version: SchemaVersionDto,
+    pub event_id: OpaqueId,
+    pub sequence: PositiveIntegerDto,
+    pub cursor: CursorDto,
+    pub occurred_at: DateTimeDto,
+}