// Copyright 2019 Yunion
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package predicates

import (
	"yunion.io/x/onecloud/pkg/scheduler/core"
)

type DomainPredicate struct {
	BasePredicate
}

func (p *DomainPredicate) Name() string {
	return "host_domain"
}

func (p *DomainPredicate) Clone() core.FitPredicate {
	return &DomainPredicate{}
}

func (p *DomainPredicate) Execute(u *core.Unit, c core.Candidater) (bool, []core.PredicateFailureReason, error) {
	h := NewPredicateHelper(p, u, c)
	getter := c.Getter()
	cloudprovider := getter.Cloudprovider()
	if cloudprovider == nil || getter.IsPublic() {
		return h.GetResult()
	}
	domainId := getter.DomainId()
	if domainId != u.SchedInfo.Domain {
		h.Exclude2("domain_belong", domainId, u.SchedInfo.Domain)
	}
	return h.GetResult()
}