//Settings
    let init() =
                    //anonymous function with parameter s
        ArangoDatabase.ChangeSetting(fun s ->
            //arrow is for setting the data
            s.Url <- "http://ip:port"
            s.Database <- "MainDatabase"
            s.Credential <- new NetworkCredential("username", "password")
            s.SystemDatabaseCredential <- new NetworkCredential("username", "password")
            s.CreateCollectionOnTheFly <- false

            s.WaitForSync <- true
        )

    //Creates database instance and returns it
    let MainDb() = ArangoDatabase.CreateWithSetting()

///////////////////////////////////////

    //function for inserting player into database
    let createPlayer ID email salt hash clanID =

        let newPlayer = new Player(ID, email, salt, hash, clanID)

        use db = MainDb() //use means using in C#

        db.InsertAsync<Player>(newPlayer, baseResult = resHandler("createPlayer"))
        |> awaitCatch

////////////////////////////////////////
    //function which returns player from database by its ID
    let getPlayer ID =

        use db = MainDb() //use means using in C#

        db.DocumentAsync<Player>(ID, baseResult = resHandler("getPlayer"))
        |> awaitCatch

////////////////////////////////////
    //awaits task with possible exception
    let awaitCatch task =
        task
        |> Async.AwaitTask
        |> Async.Catch

//////////////////////////////////
    //class in C#, what you see here are parameters with types for constructing new object
    type public Player(ID:string, email:string, salt:byte[], hash:byte[], clanID:string) =

        [<DocumentProperty(Identifier = IdentifierType.Key)>]
        member public this.ID = ID

        member public this.email = email

        member public this.salt = salt

        member public this.hash = hash

        member public this.clanID = clanID