// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.

package configloaders

import (
	"encoding/json"
	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
	"github.com/TeaOSLab/EdgeCommon/pkg/systemconfigs"
	"github.com/TeaOSLab/EdgeCommon/pkg/userconfigs"
	"github.com/TeaOSLab/EdgeUser/internal/events"
	"github.com/TeaOSLab/EdgeUser/internal/remotelogs"
	"github.com/TeaOSLab/EdgeUser/internal/rpc"
	"github.com/iwind/TeaGo/Tea"
	"time"
)

var sharedRegisterConfig *userconfigs.UserRegisterConfig

func init() {
	var ticker = time.NewTicker(1 * time.Minute)
	if Tea.IsTesting() {
		ticker = time.NewTicker(10 * time.Second)
	}

	events.On(events.EventStart, func() {
		go func() {
			for range ticker.C {
				err := reloadRegisterConfig()
				if err != nil {
					if rpc.IsConnError(err) {
						remotelogs.Debug("CONFIG_LOADER", "reload register config failed: "+err.Error())
					} else {
						remotelogs.Error("CONFIG_LOADER", "reload register config failed: "+err.Error())
					}
				}
			}
		}()
	})
}

// LoadRegisterConfig 加载注册配置
func LoadRegisterConfig() (*userconfigs.UserRegisterConfig, error) {
	locker.Lock()
	if sharedRegisterConfig != nil {
		locker.Unlock()
		return sharedRegisterConfig, nil
	}
	locker.Unlock()

	rpcClient, err := rpc.SharedRPC()
	if err != nil {
		return nil, err
	}
	resp, err := rpcClient.SysSettingRPC().ReadSysSetting(rpcClient.Context(0), &pb.ReadSysSettingRequest{Code: systemconfigs.SettingCodeUserRegisterConfig})
	if err != nil {
		return nil, err
	}

	var config = userconfigs.DefaultUserRegisterConfig()
	if len(resp.ValueJSON) > 0 {
		err = json.Unmarshal(resp.ValueJSON, config)
		if err != nil {
			return nil, err
		}

		locker.Lock()
		sharedRegisterConfig = config
		locker.Unlock()
	}

	return config, nil
}

func RequireVerification() bool {
	locker.Lock()
	defer locker.Unlock()

	if sharedRegisterConfig == nil {
		return false
	}

	return sharedRegisterConfig.RequireVerification
}

func RequireIdentity() bool {
	locker.Lock()
	defer locker.Unlock()

	if sharedRegisterConfig == nil {
		return false
	}

	return sharedRegisterConfig.RequireIdentity
}

// 刷新注册配置
func reloadRegisterConfig() error {
	rpcClient, err := rpc.SharedRPC()
	if err != nil {
		return err
	}
	resp, err := rpcClient.SysSettingRPC().ReadSysSetting(rpcClient.Context(0), &pb.ReadSysSettingRequest{Code: systemconfigs.SettingCodeUserRegisterConfig})
	if err != nil {
		return err
	}

	var config = userconfigs.DefaultUserRegisterConfig()
	if len(resp.ValueJSON) > 0 {
		err = json.Unmarshal(resp.ValueJSON, config)
		if err != nil {
			return err
		}
		locker.Lock()
		sharedRegisterConfig = config
		locker.Unlock()
	}
	return nil
}