package tools

import (
	"context"
	"encoding/json"
	"fmt"

	"github.com/mark3labs/mcp-go/mcp"
	"github.com/mark3labs/mcp-go/server"

	"fwh-toolbox-server/dto"
	"fwh-toolbox-server/services"
)

func RegisterPlaneTools(s *server.MCPServer) {
	// Tool: 创建反馈
	s.AddTool(
		mcp.NewTool("create_feedback",
			mcp.WithDescription("在 Plane 创建 Intake Issue（问题反馈或需求提交）"),
			mcp.WithString("title", mcp.Required(), mcp.Description("标题")),
			mcp.WithString("type", mcp.Required(), mcp.Description("类型：bug 或 feature")),
			mcp.WithString("priority", mcp.Description("优先级：urgent, high, medium, low, none（默认 medium）")),
			mcp.WithString("description", mcp.Description("详细描述")),
			mcp.WithString("category", mcp.Description("分类：bug类(bug,ui,performance,other) / feature类(new,improvement,experience)")),
		),
		handleCreateFeedback,
	)

	// Tool: 查询反馈历史
	s.AddTool(
		mcp.NewTool("query_feedback_history",
			mcp.WithDescription("查询 Plane Intake Issue 提交历史（带 Feedback 标签的记录）"),
		),
		handleQueryFeedbackHistory,
	)
}

func handleCreateFeedback(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	title, err := req.RequireString("title")
	if err != nil {
		return mcp.NewToolResultError("参数 title 必填"), nil
	}
	feedbackType, err := req.RequireString("type")
	if err != nil {
		return mcp.NewToolResultError("参数 type 必填"), nil
	}
	if feedbackType != "bug" && feedbackType != "feature" {
		return mcp.NewToolResultError("type 必须是 bug 或 feature"), nil
	}

	priority := req.GetString("priority", "medium")
	description := req.GetString("description", "")
	category := req.GetString("category", "")

	body := dto.FeedbackSubmitDTO{
		Title:       title,
		Type:        feedbackType,
		Priority:    priority,
		Description: description,
		Category:    category,
	}

	result, err := services.SubmitFeedback(body, "MCP-Agent")
	if err != nil {
		return mcp.NewToolResultError(fmt.Sprintf("创建失败: %v", err)), nil
	}

	jsonBytes, _ := json.MarshalIndent(result, "", "  ")
	return mcp.NewToolResultText(string(jsonBytes)), nil
}

func handleQueryFeedbackHistory(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	data, err := services.GetFeedbackHistory("")
	if err != nil {
		return mcp.NewToolResultError(fmt.Sprintf("查询失败: %v", err)), nil
	}

	jsonBytes, _ := json.MarshalIndent(data, "", "  ")
	return mcp.NewToolResultText(string(jsonBytes)), nil
}