importer feature

crates/adapters/postgres/src/import_session.rs

@@ -0,0 +1,129 @@
+use async_trait::async_trait;
+use chrono::NaiveDateTime;
+use domain::{
+    errors::DomainError,
+    models::ImportSession,
+    ports::ImportSessionRepository,
+    value_objects::{ImportSessionId, UserId},
+};
+use sqlx::PgPool;
+
+pub struct PostgresImportSessionRepository {
+    pool: PgPool,
+}
+
+impl PostgresImportSessionRepository {
+    pub fn new(pool: PgPool) -> Self { Self { pool } }
+
+    fn map_err(e: sqlx::Error) -> DomainError {
+        tracing::error!("DB error: {:?}", e);
+        DomainError::InfrastructureError("Database operation failed".into())
+    }
+}
+
+#[async_trait]
+impl ImportSessionRepository for PostgresImportSessionRepository {
+    async fn create(&self, s: &ImportSession) -> Result<(), DomainError> {
+        let id = s.id.value().to_string();
+        let user_id = s.user_id.value().to_string();
+        sqlx::query(
+            "INSERT INTO import_sessions (id, user_id, parsed_data, field_mappings, row_results, created_at, expires_at)
+             VALUES ($1, $2, $3, $4, $5, $6, $7)",
+        )
+        .bind(&id)
+        .bind(&user_id)
+        .bind(&s.parsed_data)
+        .bind(&s.field_mappings)
+        .bind(&s.row_results)
+        .bind(s.created_at)
+        .bind(s.expires_at)
+        .execute(&self.pool)
+        .await
+        .map(|_| ())
+        .map_err(Self::map_err)
+    }
+
+    async fn get(&self, id: &ImportSessionId, user_id: &UserId) -> Result<Option<ImportSession>, DomainError> {
+        let id_str = id.value().to_string();
+        let uid_str = user_id.value().to_string();
+
+        #[derive(sqlx::FromRow)]
+        struct Row {
+            id: String,
+            user_id: String,
+            parsed_data: String,
+            field_mappings: Option<String>,
+            row_results: Option<String>,
+            created_at: NaiveDateTime,
+            expires_at: NaiveDateTime,
+        }
+
+        let row = sqlx::query_as::<_, Row>(
+            "SELECT id, user_id, parsed_data, field_mappings, row_results, created_at, expires_at
+             FROM import_sessions WHERE id = $1 AND user_id = $2",
+        )
+        .bind(&id_str)
+        .bind(&uid_str)
+        .fetch_optional(&self.pool)
+        .await
+        .map_err(Self::map_err)?;
+
+        Ok(row.map(|r| -> Result<ImportSession, DomainError> {
+            Ok(ImportSession {
+                id: ImportSessionId::from_uuid(
+                    r.id.parse::<uuid::Uuid>().map_err(|e| DomainError::InfrastructureError(e.to_string()))?
+                ),
+                user_id: UserId::from_uuid(
+                    r.user_id.parse::<uuid::Uuid>().map_err(|e| DomainError::InfrastructureError(e.to_string()))?
+                ),
+                parsed_data: r.parsed_data,
+                field_mappings: r.field_mappings,
+                row_results: r.row_results,
+                created_at: r.created_at,
+                expires_at: r.expires_at,
+            })
+        }).transpose()?)
+    }
+
+    async fn update(&self, s: &ImportSession) -> Result<(), DomainError> {
+        let id = s.id.value().to_string();
+        sqlx::query(
+            "UPDATE import_sessions SET field_mappings = $1, row_results = $2 WHERE id = $3",
+        )
+        .bind(&s.field_mappings)
+        .bind(&s.row_results)
+        .bind(&id)
+        .execute(&self.pool)
+        .await
+        .map(|_| ())
+        .map_err(Self::map_err)
+    }
+
+    async fn delete(&self, id: &ImportSessionId) -> Result<(), DomainError> {
+        let id_str = id.value().to_string();
+        sqlx::query("DELETE FROM import_sessions WHERE id = $1")
+            .bind(&id_str)
+            .execute(&self.pool)
+            .await
+            .map(|_| ())
+            .map_err(Self::map_err)
+    }
+
+    async fn delete_expired(&self) -> Result<u64, DomainError> {
+        let result = sqlx::query("DELETE FROM import_sessions WHERE expires_at < NOW()")
+            .execute(&self.pool)
+            .await
+            .map_err(Self::map_err)?;
+        Ok(result.rows_affected())
+    }
+
+    async fn delete_expired_for_user(&self, user_id: &UserId) -> Result<(), DomainError> {
+        let uid = user_id.value().to_string();
+        sqlx::query("DELETE FROM import_sessions WHERE user_id = $1 AND expires_at < NOW()")
+            .bind(&uid)
+            .execute(&self.pool)
+            .await
+            .map(|_| ())
+            .map_err(Self::map_err)
+    }
+}