package public

import (
	"ai_scheduler/internal/config"
	"ai_scheduler/internal/entitys"
	"ai_scheduler/internal/pkg"
	"ai_scheduler/internal/pkg/utils_ollama"
	"context"
	"encoding/json"
	"fmt"

	"github.com/ollama/ollama/api"

	"github.com/coze-dev/coze-go"
)

type CozeExpress struct {
	cozeApi coze.CozeAPI
	config  config.ToolConfig
	llm     *utils_ollama.Client
}

// NewCozeExpress 创建 CozeExpress 实例
func NewCozeExpress(config config.ToolConfig, llm *utils_ollama.Client) *CozeExpress {
	return &CozeExpress{
		cozeApi: newCozeApi(config),
		config:  config,
		llm:     llm,
	}
}

// newCozeExpressClient 创建 CozeExpress 客户端
func newCozeExpressApi(config config.ToolConfig) coze.CozeAPI {
	authCli := coze.NewTokenAuth(config.APISecret)
	cozeApi := coze.NewCozeAPI(authCli, coze.WithBaseURL(config.BaseURL))
	return cozeApi
}

// Name 返回工具名称
func (c *CozeExpress) Name() string {
	return "coze_express"
}

// Description 返回工具描述
func (c *CozeExpress) Description() string {
	return "查询快递物流信息"
}

// Definition 返回工具定义
func (c *CozeExpress) Definition() entitys.ToolDefinition {
	return entitys.ToolDefinition{
		Type: "function",
		Function: entitys.FunctionDef{
			Name:        c.Name(),
			Description: c.Description(),
			Parameters: map[string]interface{}{
				"type": "object",
				"properties": map[string]interface{}{
					"express_id": map[string]interface{}{
						"type":        "string",
						"description": "快递单号",
					},
				},
				"required": []string{"express_id"},
			},
		},
	}
}

// Execute 执行查询
func (c *CozeExpress) Execute(ctx context.Context, requireData *entitys.Recognize) error {
	var req map[string]interface{}
	if err := json.Unmarshal([]byte(requireData.Match.Parameters), &req); err != nil {
		return fmt.Errorf("invalid express request: %w", err)
	}

	if req["express_id"] == "" {
		return fmt.Errorf("express_id is required")
	}

	// 调用 Coze 工作流查询快递物流信息
	rsp, err := c.callWorkflow(ctx, req)
	if err != nil {
		return fmt.Errorf("failed to get real weather: %w", err)
	}
	err = c.llm.ChatStream(ctx, requireData.Ch, []api.Message{
		{
			Role:    "system",
			Content: "你是一个快递查询助手。用户可能会提供快递单号，你需要分析快递单号，根据快递单号查询物流信息并反馈给我",
		},
		{
			Role:    "assistant",
			Content: fmt.Sprintf("聊天记录：%s", pkg.JsonStringIgonErr(requireData.ChatHis)),
		},
		{
			Role:    "assistant",
			Content: fmt.Sprintf("需要分析的快递单号：%s", rsp.Data),
		},
		{
			Role:    "user",
			Content: requireData.UserContent.Text,
		},
	}, c.Name(), "")
	if err != nil {
		return fmt.Errorf("failed to get express info: %w", err)
	}

	//entitys.ResText(requireData.Ch, "", rsp.Data)

	return nil
}

// CallWorkflow 调用 Coze 工作流
// 参数:
// - ctx: 上下文，用于控制超时和取消
// - workflowId: 工作流 ID
// - params: 工作流参数
// 返回:
// - interface{}: 工作流执行结果
// - error: 错误信息
func (c *CozeExpress) callWorkflow(ctx context.Context, params map[string]interface{}) (*coze.RunWorkflowsResp, error) {
	// 准备工作流请求参数
	workflowReq := &coze.RunWorkflowsReq{
		WorkflowID: c.config.APIKey,
		Parameters: params,
	}

	// 调用工作流
	resp, err := c.cozeApi.Workflows.Runs.Create(ctx, workflowReq)
	if err != nil {
		return nil, fmt.Errorf("工作流调用失败: %w", err)
	}

	// 处理工作流响应
	if resp == nil {
		return nil, fmt.Errorf("工作流响应为空")
	}

	// 返回工作流执行结果
	return resp, nil
}