package telegram

import (
	"errors"
	"gitea.pena/SQuiz/common/dal"
	"gitea.pena/SQuiz/common/pj_errors"

	//"fmt"
	"github.com/gofiber/fiber/v2"
	//	"github.com/rs/xid"
	//"path/filepath"
	//	"penahub.gitlab.yandexcloud.net/backend/quiz/common.git/model"
	//	"gitea.pena/SQuiz/core/clients/telegram"
	//	"penahub.gitlab.yandexcloud.net/backend/tdlib/client"
	"strconv"
)

type Deps struct {
	DAL *dal.DAL
	//TelegramClient *telegram.TelegramClient
}

type Telegram struct {
	dal *dal.DAL
	//telegramClient *telegram.TelegramClient
}

func NewTelegramController(deps Deps) *Telegram {
	return &Telegram{
		dal: deps.DAL,
		//telegramClient: deps.TelegramClient,
	}
}

type Message struct {
	Type string `json:"type"`
	Data string `json:"data"`
}

func (r *Telegram) GetPoolTgAccounts(ctx *fiber.Ctx) error {
	allAccounts, err := r.dal.TgRepo.GetAllTgAccounts(ctx.Context())
	if err != nil {
		switch {
		case errors.Is(err, pj_errors.ErrNotFound):
			return ctx.Status(fiber.StatusNotFound).SendString("not found")
		default:
			return ctx.Status(fiber.StatusInternalServerError).SendString(err.Error())
		}
	}
	return ctx.Status(fiber.StatusOK).JSON(allAccounts)
}

func (r *Telegram) AddingTgAccount(ctx *fiber.Ctx) error {
	// var req telegram.AuthTgUserReq
	// if err := ctx.BodyParser(&req); err != nil {
	// 	return ctx.Status(fiber.StatusBadRequest).SendString("Invalid request data")
	// }
	// if req.ApiID == 0 || req.ApiHash == "" || req.Password == "" || req.PhoneNumber == "" {
	// 	return ctx.Status(fiber.StatusBadRequest).SendString("empty required fields")
	// }
	// allAccounts, err := s.dal.TgRepo.GetAllTgAccounts(ctx.Context())
	// if err != nil && !errors.Is(err, pj_errors.ErrNotFound) {
	// 	return ctx.Status(fiber.StatusInternalServerError).SendString(err.Error())
	// }
	// if !errors.Is(err, pj_errors.ErrNotFound) {
	// 	for _, account := range allAccounts {
	// 		if account.ApiID == req.ApiID && account.ApiHash == req.ApiHash && account.Status == model.ActiveTg {
	// 			return ctx.Status(fiber.StatusConflict).SendString("this account already exist and active")
	// 		}
	// 	}
	// }
	// authorizer := client.ClientAuthorizerr()
	// authorizer.TdlibParameters <- &client.SetTdlibParametersRequest{
	// 	UseTestDc:           false,
	// 	DatabaseDirectory:   filepath.Join(".tdlib", "database"),
	// 	FilesDirectory:      filepath.Join(".tdlib", "files"),
	// 	UseFileDatabase:     true,
	// 	UseChatInfoDatabase: true,
	// 	UseMessageDatabase:  true,
	// 	UseSecretChats:      true,
	// 	ApiId:               req.ApiID,
	// 	ApiHash:             req.ApiHash,
	// 	SystemLanguageCode:  "en",
	// 	DeviceModel:         "Server",
	// 	SystemVersion:       "1.0.0",
	// 	ApplicationVersion:  "1.0.0",
	// }
	//
	// _, err = client.SetLogVerbosityLevel(&client.SetLogVerbosityLevelRequest{
	// 	NewVerbosityLevel: 1,
	// })
	// if err != nil {
	// 	return ctx.Status(fiber.StatusInternalServerError).SendString(err.Error())
	// }
	//
	// var tdlibClient *client.Client
	// // завершается уже в другом контроллере
	// var goErr error
	// // todo ужно продумать завершение горутины если код вставлять не пошли
	// go func() {
	// 	tdlibClient, goErr = client.NewClient(authorizer)
	// 	if goErr != nil {
	// 		fmt.Println("new client failed", err)
	// 		return
	// 	}
	// 	s.telegramClient.SaveTgAccount(req.ApiID, req.ApiHash, tdlibClient)
	// 	fmt.Println("i am down")
	// }()
	// if goErr != nil {
	// 	return ctx.Status(fiber.StatusInternalServerError).SendString(goErr.Error())
	// }
	//
	// for {
	// 	state, ok := <-authorizer.State
	// 	if !ok {
	// 		return ctx.Status(fiber.StatusOK).SendString("state chan is close auth maybe ok")
	// 	}
	// 	fmt.Println("currnet state:", state)
	// 	switch state.AuthorizationStateType() {
	// 	case client.TypeAuthorizationStateWaitPhoneNumber:
	// 		authorizer.PhoneNumber <- req.PhoneNumber
	// 	case client.TypeAuthorizationStateWaitCode:
	// 		signature := xid.New()
	// 		s.telegramClient.AddedToMap(telegram.WaitingClient{
	// 			PreviousReq: req,
	// 			Authorizer:  authorizer,
	// 		}, signature.String())
	// 		return ctx.Status(fiber.StatusOK).JSON(fiber.Map{"signature": signature.String()})
	//
	// 	case client.TypeAuthorizationStateLoggingOut, client.TypeAuthorizationStateClosing, client.TypeAuthorizationStateClosed:
	// 		return ctx.Status(fiber.StatusForbidden).SendString(fmt.Sprintf("auth failed, last state is %s", state))
	// 	}
	// }
	return nil
}

func (r *Telegram) SettingTgCode(ctx *fiber.Ctx) error {
	var req struct {
		Code      string `json:"code"`
		Signature string `json:"signature"`
	}
	if err := ctx.BodyParser(&req); err != nil {
		return ctx.Status(fiber.StatusBadRequest).SendString("Invalid request data")
	}

	if req.Code == "" || req.Signature == "" {
		return ctx.Status(fiber.StatusBadRequest).SendString("empty required fields")
	}

	// data, ok := s.telegramClient.GetFromMap(req.Signature)
	// if !ok {
	// 	return ctx.Status(fiber.StatusBadRequest).SendString("Invalid id, don't have data")
	// }
	// data.Authorizer.Code <- req.Code
	// for {
	// 	state, ok := <-data.Authorizer.State
	// 	if !ok {
	// 		return ctx.Status(fiber.StatusNoContent).SendString("state chan is close auth maybe ok")
	// 	}
	// 	fmt.Println("currnet state:", state)
	// }
	return nil
	// 	switch state.AuthorizationStateType() {
	// 	case client.TypeAuthorizationStateReady:
	// 		id, err := s.dal.TgRepo.CreateTgAccount(ctx.Context(), model.TgAccount{
	// 			ApiID:       data.PreviousReq.ApiID,
	// 			ApiHash:     data.PreviousReq.ApiHash,
	// 			PhoneNumber: data.PreviousReq.PhoneNumber,
	// 			Status:      model.ActiveTg,
	// 			Password:    data.PreviousReq.Password,
	// 		})
	// 		if err != nil {
	// 			return ctx.Status(fiber.StatusInternalServerError).SendString(err.Error())
	// 		}
	// 		return ctx.Status(fiber.StatusOK).JSON(fiber.Map{"id": id})
	// 	case client.TypeAuthorizationStateWaitPassword:
	// 		data.Authorizer.Password <- data.PreviousReq.Password
	// 	case client.TypeAuthorizationStateLoggingOut, client.TypeAuthorizationStateClosing, client.TypeAuthorizationStateClosed:
	// 		return ctx.Status(fiber.StatusForbidden).SendString(fmt.Sprintf("auth failed, last state is %s", state))
	// 	}
	// }
}

func (r *Telegram) DeleteTgAccountByID(ctx *fiber.Ctx) error {
	id, err := strconv.ParseInt(ctx.Params("id"), 10, 64)
	if err != nil {
		return ctx.Status(fiber.StatusBadRequest).SendString("invalid id format")
	}
	err = r.dal.TgRepo.SoftDeleteTgAccount(ctx.Context(), id)
	if err != nil {
		return ctx.Status(fiber.StatusInternalServerError).SendString(err.Error())
	}
	return ctx.SendStatus(fiber.StatusOK)
}