// For more information see https://aka.ms/fsharp-console-apps

open System
open System.Net.Http
open System.Threading
open System.Threading.Tasks
open PublishHelperBot.Handlers
open PublishHelperBot.Environment
open PublishHelperBot.YoutubeDl
open Telegram.Bot
open Telegram.Bot.Polling
open Telegram.Bot.Types
open Telegram.Bot.Types.Enums

let CreateBot (config: BotConfig, http: HttpClient) = TelegramBotClient(config.token, http)
let config = CreateConfig <| "SBPB_CONFIG_PATH";
let botClient = CreateBot <| (config, new HttpClient())
let YtService = YoutubeDlBackgroundService <|
                (new HttpClient(), config.YoutubeDlUrl, botClient, config.chanelId, CancellationToken.None)

let startDate = DateTime.UtcNow
let isObsoleteUpdate (u: Update) = u.Type = UpdateType.Message && u.Message.Date < startDate;

let updateHandle (bc: ITelegramBotClient) (u: Update) (ct: CancellationToken): Task =
  let tgCtx = (u, config, bc)
  match u with
  | _ when isObsoleteUpdate u -> Task.CompletedTask
  | _ when RelayMatch <| (u, config) -> RelayHandler <| tgCtx
  | _ when YoutubeRepostMatch <| (u, config) -> YoutubeRepostHandler <| (YtService, tgCtx)
  | _ -> Task.CompletedTask

let handlePollingError (bc: ITelegramBotClient) (e: Exception) (t: CancellationToken) =
  printfn $"{e.Message}\n{e.StackTrace}"
  Task.CompletedTask
  
let receiverOptions = ReceiverOptions(AllowedUpdates = Array.zeroCreate<UpdateType> 0) 

botClient.StartReceiving(updateHandle,handlePollingError,receiverOptions)
YtService.StartYoutubeDlService()

printf "Я родился"
Console.ReadKey() |> ignore