lass LoginActivity : AppCompatActivity(), LoginContract.View {

    private lateinit var presenter: LoginContract.Presenter

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_login)
        presenter = LoginPresenter(this)

        btn_login.setOnClickListener {
            presenter.onLoginClick(
                input_email.text.toString(),
                input_password.text.toString()
            )
        }

    }

    override fun showProgress() {
        progress_bar.visibility = View.VISIBLE
        btn_login.visibility = View.GONE
    }

    override fun hideProgress() {
        progress_bar.visibility = View.GONE
        btn_login.visibility = View.VISIBLE
    }

    override fun goToMainPage() {
        startActivity<MainActivity>()
        finish()
    }

    override fun showMessage(message: String) {
        toast(message)
    }

    override fun onDestroy() {
        super.onDestroy()
        presenter.unsubscribe()
    }

}


interface LoginContract {

    interface View {
        fun goToMainPage()
        fun showProgress()
        fun hideProgress()
        fun showMessage(message : String)
    }

    interface Presenter : BaseContract.Presenter {
        fun onLoginClick(email : String, password : String)
    }

}

class LoginPresenter(private val view: LoginContract.View) : BasePresenter(), LoginContract.Presenter {

    override fun onLoginClick(email: String, password: String) {
        view.showProgress()
        val disposable = UserService.getService()
            .authenticate(email, password)
            .subscribeOn(Schedulers.io())
            .observeOn(AndroidSchedulers.mainThread())
            .subscribe(
                { response ->
                    if (response.statusCode == 1 && response.data != null) {
                        HRApp.user = response.data
                        HRApp.token = response.data?.apiToken
                        HRApp.links = response.links
                        view.goToMainPage()
                    }else{
                        view.hideProgress()
                    }
                }, { error ->
                    view.showMessage(ErrorHandler.getError(error).message)
                    view.hideProgress()
                })

        subscribe(disposable)
    }

}