package service

import (
	"context"

	apperrors "github.com/Tencent/WeKnora/internal/errors"
	"github.com/Tencent/WeKnora/internal/types"
)

func (s *customAgentService) validateFusionAgents(ctx context.Context, agent *types.CustomAgent) error {
	if err := agent.Config.ValidateFusion(agent.ID); err != nil {
		return apperrors.NewBadRequestError(err.Error())
	}
	for _, id := range agent.Config.FusionAgentIDs {
		target, err := s.GetAgentByID(ctx, id)
		if err != nil || target == nil || target.TenantID != agent.TenantID || !target.Enabled {
			return apperrors.NewBadRequestError("融合 Agent 不存在、已停用或无权使用")
		}
		if target.Config.Role != types.AgentRoleProduction {
			return apperrors.NewBadRequestError("只能融合内容生产 Agent")
		}
	}
	return nil
}