package data

import (
	"context"
	"fmt"
	"strings"

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

	"fwh-toolbox-server/cmd/mcp/tools/helper"
	"fwh-toolbox-server/repositories"
)

func registerSimApiTools(s *server.MCPServer) {
	// SmartHub
	s.AddTool(
		mcp.NewTool("data_sim_smarthub_batch_info",
			mcp.WithDescription("批量查询 SmartHub 平台 SIM 卡信息"),
			mcp.WithNumber("page", mcp.Description("页码，默认1")),
			mcp.WithNumber("size", mcp.Description("每页数量，默认20")),
		),
		handleSimSmartHubBatchInfo,
	)

	s.AddTool(
		mcp.NewTool("data_sim_smarthub_card_info",
			mcp.WithDescription("查询 SmartHub 平台单张 SIM 卡详细信息"),
			mcp.WithString("giccid", mcp.Required(), mcp.Description("SIM 卡 GICCID")),
		),
		handleSimSmartHubCardInfo,
	)

	// Acceleronix
	s.AddTool(
		mcp.NewTool("data_sim_acceleronix_card_list",
			mcp.WithDescription("查询 Acceleronix 平台 SIM 卡列表"),
			mcp.WithNumber("page", mcp.Description("页码，默认1")),
			mcp.WithNumber("size", mcp.Description("每页数量，默认20")),
		),
		handleSimAcceleronixCardList,
	)

	s.AddTool(
		mcp.NewTool("data_sim_acceleronix_card_info",
			mcp.WithDescription("查询 Acceleronix 平台单张 SIM 卡详情"),
			mcp.WithString("iccid", mcp.Required(), mcp.Description("SIM 卡 ICCID")),
		),
		handleSimAcceleronixCardInfo,
	)

	s.AddTool(
		mcp.NewTool("data_sim_acceleronix_batch_data_info",
			mcp.WithDescription("批量获取 Acceleronix SIM 卡数据用量信息"),
			mcp.WithString("iccid_list", mcp.Required(), mcp.Description("ICCID 列表，逗号分隔")),
			mcp.WithString("month", mcp.Required(), mcp.Description("月份，格式 YYYYMM（如 202601）")),
		),
		handleSimAcceleronixBatchDataInfo,
	)

	s.AddTool(
		mcp.NewTool("data_sim_acceleronix_data_pool_list",
			mcp.WithDescription("查询 Acceleronix 流量池列表"),
			mcp.WithNumber("page", mcp.Description("页码，默认1")),
			mcp.WithNumber("size", mcp.Description("每页数量，默认20")),
		),
		handleSimAcceleronixDataPoolList,
	)

	s.AddTool(
		mcp.NewTool("data_sim_acceleronix_data_pool_sim_info",
			mcp.WithDescription("查询 Acceleronix 流量池中的 SIM 卡详情"),
			mcp.WithString("data_pool_id", mcp.Required(), mcp.Description("流量池ID")),
			mcp.WithNumber("page", mcp.Description("页码，默认1")),
			mcp.WithNumber("size", mcp.Description("每页数量，默认20")),
		),
		handleSimAcceleronixDataPoolSimInfo,
	)
}

// === Handlers ===

func handleSimSmartHubBatchInfo(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	page := uint(req.GetFloat("page", 1))
	size := uint(req.GetFloat("size", 20))

	data, err := repositories.QuerySmartHubBatchSimCardInfo(page, size)
	if err != nil {
		return helper.ServiceError("查询SmartHub SIM卡列表", err), nil
	}
	return helper.JSONResult(data), nil
}

func handleSimSmartHubCardInfo(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	giccid, err := req.RequireString("giccid")
	if err != nil {
		return helper.ParamError("giccid"), nil
	}

	data, err := repositories.QuerySmartHubSimCardInfo(giccid)
	if err != nil {
		return helper.ServiceError("查询SmartHub SIM卡详情", err), nil
	}
	return helper.JSONResult(data), nil
}

func handleSimAcceleronixCardList(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	page := uint(req.GetFloat("page", 1))
	size := uint(req.GetFloat("size", 20))

	data, err := repositories.QueryAcceleronixSimCardList(page, size)
	if err != nil {
		return helper.ServiceError("查询Acceleronix SIM卡列表", err), nil
	}
	return helper.JSONResult(data), nil
}

func handleSimAcceleronixCardInfo(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	iccid, err := req.RequireString("iccid")
	if err != nil {
		return helper.ParamError("iccid"), nil
	}

	data, err := repositories.QueryAcceleronixSimCardInfo(iccid)
	if err != nil {
		return helper.ServiceError("查询Acceleronix SIM卡详情", err), nil
	}
	return helper.JSONResult(data), nil
}

func handleSimAcceleronixBatchDataInfo(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	iccidListStr, err := req.RequireString("iccid_list")
	if err != nil {
		return helper.ParamError("iccid_list"), nil
	}
	month, err := req.RequireString("month")
	if err != nil {
		return helper.ParamError("month"), nil
	}

	// 验证月份格式
	if len(month) != 6 {
		return helper.ParamInvalidError("month", "需要 YYYYMM 格式，如 202601"), nil
	}

	iccidList := strings.Split(iccidListStr, ",")
	for i := range iccidList {
		iccidList[i] = strings.TrimSpace(iccidList[i])
	}

	if len(iccidList) == 0 {
		return helper.ParamInvalidError("iccid_list", "至少需要一个ICCID"), nil
	}
	if len(iccidList) > 50 {
		return helper.ParamInvalidError("iccid_list", fmt.Sprintf("最多50个ICCID，当前%d个", len(iccidList))), nil
	}

	data, err := repositories.QueryAcceleronixBatchSimCardDataInfo(iccidList, month)
	if err != nil {
		return helper.ServiceError("批量查询Acceleronix数据用量", err), nil
	}
	return helper.JSONResult(data), nil
}

func handleSimAcceleronixDataPoolList(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	page := uint(req.GetFloat("page", 1))
	size := uint(req.GetFloat("size", 20))

	data, err := repositories.QueryAcceleronixDataPoolList(page, size)
	if err != nil {
		return helper.ServiceError("查询Acceleronix流量池列表", err), nil
	}
	return helper.JSONResult(data), nil
}

func handleSimAcceleronixDataPoolSimInfo(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
	poolID, err := req.RequireString("data_pool_id")
	if err != nil {
		return helper.ParamError("data_pool_id"), nil
	}
	page := uint(req.GetFloat("page", 1))
	size := uint(req.GetFloat("size", 20))

	data, err := repositories.QueryAcceleronixDataPoolSimInfo(poolID, page, size)
	if err != nil {
		return helper.ServiceError("查询流量池SIM详情", err), nil
	}
	return helper.JSONResult(data), nil
}