make emotions named instead, add drop prop

crates/chattyness-db/src/queries/inventory.rs

@@ -0,0 +1,62 @@
+//! Inventory-related database queries.
+
+use sqlx::PgExecutor;
+use uuid::Uuid;
+
+use crate::models::InventoryItem;
+use chattyness_error::AppError;
+
+/// List all inventory items for a user.
+pub async fn list_user_inventory<'e>(
+    executor: impl PgExecutor<'e>,
+    user_id: Uuid,
+) -> Result<Vec<InventoryItem>, AppError> {
+    let items = sqlx::query_as::<_, InventoryItem>(
+        r#"
+        SELECT
+            id,
+            prop_name,
+            prop_asset_path,
+            layer,
+            is_transferable,
+            is_portable,
+            origin,
+            acquired_at
+        FROM props.inventory
+        WHERE user_id = $1
+        ORDER BY acquired_at DESC
+        "#,
+    )
+    .bind(user_id)
+    .fetch_all(executor)
+    .await?;
+
+    Ok(items)
+}
+
+/// Drop a prop (remove from inventory).
+pub async fn drop_inventory_item<'e>(
+    executor: impl PgExecutor<'e>,
+    user_id: Uuid,
+    item_id: Uuid,
+) -> Result<(), AppError> {
+    let result = sqlx::query(
+        r#"
+        DELETE FROM props.inventory
+        WHERE id = $1 AND user_id = $2
+        RETURNING id
+        "#,
+    )
+    .bind(item_id)
+    .bind(user_id)
+    .fetch_optional(executor)
+    .await?;
+
+    if result.is_none() {
+        return Err(AppError::NotFound(
+            "Inventory item not found or not owned by user".to_string(),
+        ));
+    }
+
+    Ok(())
+}