package agent

import (
	"context"

	"eino-test/internal/rag"
	"eino-test/internal/tools"

	"github.com/cloudwego/eino/adk"
	"github.com/cloudwego/eino/components/model"
	"github.com/cloudwego/eino/components/tool"
	"github.com/cloudwego/eino/compose"
)

func NewWriterAgent(ctx context.Context, chatModel model.ToolCallingChatModel, pipeline *rag.RAGPipeline) adk.Agent {
	agent, _ := adk.NewChatModelAgent(ctx, &adk.ChatModelAgentConfig{
		Name:        "WriterAgent",
		Description: "Creates new notes and generates summaries. Use for content creation and processing.",
		Instruction: `You are a writing assistant. Your job is to help users create, organize, and summarize notes.

Use create_note when the user wants to save new content to their knowledge base.
Use generate_summary when the user wants a concise overview of an existing note.

Always write in clear, well-structured Markdown format.`,
		Model: chatModel,
		ToolsConfig: adk.ToolsConfig{
			ToolsNodeConfig: compose.ToolsNodeConfig{
				Tools: []tool.BaseTool{
					tools.NewCreateNoteTool(pipeline),
					tools.NewGenerateSummaryTool(pipeline, chatModel),
				},
			},
		},
		MaxIterations: 8,
	})
	return agent
}