/*
 * 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 agents

import (
	"github.com/gin-gonic/gin"

	"github.com/tmc/langchaingo/schema"
)

import (
	"github.com/apache/dubbo-go-samples/book-flight-ai-agent/go-server/tools"
)

// Agent is the interface all agents must implement.
type Agent interface {
	// Plan Given an input and previous steps decide what to do next. Returns
	// either actions or a finish.
	Plan(ctx *gin.Context, intermediateSteps []schema.AgentStep, inputs map[string]string) ([]schema.AgentAction, *schema.AgentFinish, error) //nolint:lll
	GetInputKeys() []string
	GetOutputKeys() []string
	GetTools() []tools.Tool
}
