package service

import (
	"git.sxidc.com/go-framework/baize/framework/binding"
	"git.sxidc.com/go-framework/baize/framework/core/api"
	"git.sxidc.com/go-framework/baize/framework/core/api/request"
	"git.sxidc.com/go-framework/baize/framework/core/api/response"
	"git.sxidc.com/go-framework/baize/framework/core/application"
	"git.sxidc.com/go-framework/baize/framework/core/domain"
	"git.sxidc.com/go-framework/baize/framework/core/infrastructure"
	"git.sxidc.com/go-tools/utils/strutils"
	"github.com/pkg/errors"
)

var versionService = &VersionService{}

type VersionService struct{}

func (svc *VersionService) Init(appInstance *application.App) error {
	svc.prefixRoot(appInstance)
	return nil
}

func (svc *VersionService) Destroy() error {
	return nil
}

func (svc *VersionService) prefixRoot(appInstance *application.App) {
	prefixRootBinder := binding.NewBinder(appInstance.ChooseRouter(api.RouterPrefix, ""), appInstance.Infrastructure())

	binding.GetBind(prefixRootBinder, &binding.SimpleBindItem[map[string]any]{
		Path:             "/version",
		SendResponseFunc: response.SendMapResponse,
		ServiceFunc: func(c *api.Context, params request.Params, objects []domain.Object, i *infrastructure.Infrastructure) (map[string]any, error) {
			localCacheVersion, err := i.LocalCache().Get("version")
			if err != nil {
				return nil, err
			}

			redisCacheVersion, err := i.RedisCache().Get("version")
			if err != nil {
				return nil, err
			}

			if localCacheVersion != redisCacheVersion {
				return nil, errors.New("版本不一致")
			}

			if strutils.IsStringEmpty(localCacheVersion) {
				localCacheVersion = "cache-empty-v1.0.0"
			}

			return map[string]any{
				"version": localCacheVersion,
			}, nil
		},
	})
}