// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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 log

import "time"

// EventType represents the type of logging event.
type EventType string

// Event type constants.
const (
	EventEnforce      EventType = "enforce"
	EventAddPolicy    EventType = "addPolicy"
	EventRemovePolicy EventType = "removePolicy"
	EventLoadPolicy   EventType = "loadPolicy"
	EventSavePolicy   EventType = "savePolicy"
)

// LogEntry represents a complete log entry for a Casbin event.
type LogEntry struct {
	IsActive bool
	// EventType is the type of the event being logged.
	EventType EventType

	StartTime time.Time
	EndTime   time.Time
	Duration  time.Duration

	// Enforce parameters.
	// Subject is the user or entity requesting access.
	Subject string
	// Object is the resource being accessed.
	Object string
	// Action is the operation being performed.
	Action string
	// Domain is the domain/tenant for multi-tenant scenarios.
	Domain string
	// Allowed indicates whether the enforcement request was allowed.
	Allowed bool

	// Rules contains the policy rules involved in the operation.
	Rules [][]string
	// RuleCount is the number of rules affected by the operation.
	RuleCount int

	// Error contains any error that occurred during the event.
	Error error
}