/*
SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
SPDX-License-Identifier: MIT
*/

package device

import (
	"context"
	"stackChan/internal/dao"
	"stackChan/internal/model"
	"stackChan/internal/service"

	"github.com/gogf/gf/v2/errors/gcode"
	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gtime"

	"stackChan/api/device/v2"
)

// BindDevice Device binding interface
func (c *ControllerV2) BindDevice(ctx context.Context, req *v2.BindDeviceReq) (res *v2.BindDeviceRes, err error) {
	// 1. Get current logged-in user UID (from context)
	_, err = service.CreateMacIfNotExists(ctx, req.Mac)
	uid := g.RequestFromCtx(ctx).GetCtxVar(model.Uid).Int64()
	if uid == 0 {
		return nil, gerror.NewCode(gcode.CodeMissingParameter, "User UID cannot be empty")
	}
	if req.Mac == "" {
		return nil, gerror.NewCode(gcode.CodeMissingParameter, "Device MAC address cannot be empty")
	}
	_, err = dao.Device.Ctx(ctx).
		Where("mac = ?", req.Mac).
		Data("uid", uid, "bind_time", gtime.Now().Format("Y-m-d H:i:s")).
		Update()
	if err != nil {
		return nil, gerror.WrapCode(gcode.CodeDbOperationError, err, "Device binding failed")
	}
	return new(v2.BindDeviceRes(true)), nil
}