feat: check role assignment

internal/repository/roles.sql.go

@@ -41,7 +41,7 @@ VALUES (
     SELECT id
     FROM permissions p
     WHERE p.scope = split_part($2, '_', 1)
-      AND p.name = substring($2 FROM position('_' IN $2) + 1)
+      AND p.name = right($2, length($2) - position('_' IN $2))
   )
 )
 `
@@ -103,6 +103,24 @@ func (q *Queries) FindRole(ctx context.Context, arg FindRoleParams) (Role, error
 	return i, err
 }
 
+const getRoleAssignment = `-- name: GetRoleAssignment :one
+SELECT role_id, permission_id FROM role_permissions
+WHERE role_id = $1 AND permission_id = (SELECT id FROM permissions p WHERE p.scope = split_part($2, '_', 1) AND p.name = right($2, length($2) - position('_' IN $2)))
+LIMIT 1
+`
+
+type GetRoleAssignmentParams struct {
+	RoleID uuid.UUID `json:"role_id"`
+	Key    string    `json:"key"`
+}
+
+func (q *Queries) GetRoleAssignment(ctx context.Context, arg GetRoleAssignmentParams) (RolePermission, error) {
+	row := q.db.QueryRow(ctx, getRoleAssignment, arg.RoleID, arg.Key)
+	var i RolePermission
+	err := row.Scan(&i.RoleID, &i.PermissionID)
+	return i, err
+}
+
 const getRolesGroupedWithPermissions = `-- name: GetRolesGroupedWithPermissions :many
 SELECT
     r.scope,