// Copyright (c) 2020 The BFE Authors.
//
// 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 mod_waf

import "sync"

type WarRuleTable struct {
	lock        sync.RWMutex   // lock for following fields
	version     string         // version
	productRule productWafRule // rule
}

func NewWarRuleTable() *WarRuleTable {
	t := new(WarRuleTable)
	t.productRule = make(productWafRule)
	return t
}

func (t *WarRuleTable) Update(ruleConf *productWafRuleConfig) {
	t.lock.Lock()
	t.version = ruleConf.Version
	t.productRule = ruleConf.Config
	t.lock.Unlock()
}

func (t *WarRuleTable) Search(product string) (*ruleList, bool) {
	t.lock.RLock()
	ruleList, ok := t.productRule[product]
	t.lock.RUnlock()

	return ruleList, ok
}
