-- name: ListAttributes :many
SELECT * FROM attributes
WHERE company_id = $1
ORDER BY name;

-- name: GetAttribute :one
SELECT * FROM attributes
WHERE id = $1 AND company_id = $2
LIMIT 1;

-- name: CreateAttribute :one
INSERT INTO attributes (company_id, attribute_key, name, value_type, unit, example, parent_key)
VALUES ($1, $2, $3, $4, $5, $6, $7)
RETURNING *;

-- name: UpdateAttribute :one
UPDATE attributes
SET name = COALESCE($3, name),
    value_type = COALESCE($4, value_type),
    unit = COALESCE($5, unit),
    example = COALESCE($6, example),
    updated_at = now()
WHERE id = $1 AND company_id = $2
RETURNING *;

-- name: DeleteAttribute :exec
DELETE FROM attributes WHERE id = $1 AND company_id = $2;

-- name: ListCategoryAttributes :many
SELECT ca.*, a.attribute_key, a.name AS attribute_name, a.value_type
FROM category_attributes ca
JOIN attributes a ON a.id = ca.attribute_id
WHERE ca.company_id = $1 AND ca.category_unique_id = $2
ORDER BY a.name;