//////////////////AuthActivity//////////////////
import android.content.Context
import android.os.Bundle
import android.support.design.widget.TabLayout
import android.support.v4.view.ViewPager
import android.support.v7.app.AppCompatActivity
import android.util.Log
import android.widget.Button
import android.widget.EditText
import android.widget.LinearLayout
import android.widget.Toast
import com.****.R
import com.****.ViewPagerAdapter
import org.jetbrains.anko.find

class AuthActivity : AppCompatActivity() {
    lateinit var tlTabs: TabLayout
    lateinit var vpPager: ViewPager

    private var savedLogin: String
        get() {
            return getPreferences(Context.MODE_PRIVATE).getString(PREF_LOGIN, "")!!
        }
        set(value) {
            val sPref = getPreferences(Context.MODE_PRIVATE)
            val ed = sPref.edit()
            ed.putString(PREF_LOGIN, value)
            ed.apply()
        }
    private var savedPass: String
        get() {
            return getPreferences(Context.MODE_PRIVATE).getString(PREF_PASS, "")!!
        }
        set(value) {
            val sPref = getPreferences(Context.MODE_PRIVATE)
            val ed = sPref.edit()
            ed.putString(PREF_PASS, value)
            ed.apply()
        }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        configViews()
    }

    private fun configViews() {
        setContentView(R.layout.activity_auth)

        tlTabs = find(R.id.tlTabs)
        vpPager = find(R.id.vpPager)
        val vpAdapter = ViewPagerAdapter(supportFragmentManager)
        vpAdapter.addFragment(TabReg(), "Регистрация")
        vpAdapter.addFragment(TabAuth(), "Вход")
        vpPager.adapter = vpAdapter
        tlTabs.setupWithViewPager(vpPager)
    }

    override fun onResume() {
        super.onResume()

        with (find<LinearLayout>(R.id.tabReg)) {//kotlin.TypeCastException: null cannot be cast to non-null type android.widget.LinearLayout
            this.find<Button>(R.id.btnReg).setOnClickListener {
                val login = this.find<EditText>(R.id.etLoginReg).text.toString()
                val pass = this.find<EditText>(R.id.etPassReg).text.toString()
                val pass2 = this.find<EditText>(R.id.etPassReg2).text.toString()

                if (login.length == 10 && pass.length in 6..20 && pass == pass2) {
                    savedLogin = login
                    savedPass = pass
                    Log.d(TAG, "saved/updated $savedLogin $savedPass")
                } else {
                    when {
                        login.length != 10 -> Toast.makeText(this@AuthActivity, "Номер введен неверно", Toast.LENGTH_SHORT).show()
                        pass.length < 6 -> Toast.makeText(this@AuthActivity, "Пароль слишком короткий", Toast.LENGTH_SHORT).show()
                        pass.length > 20 -> Toast.makeText(this@AuthActivity, "Пароль слишком длинный", Toast.LENGTH_SHORT).show()
                        pass2 != pass -> Toast.makeText(this@AuthActivity, "Повторите пароль", Toast.LENGTH_SHORT).show()
                        else -> Toast.makeText(this@AuthActivity, "Введите логин (номер телефона 10 цифр) и пароль", Toast.LENGTH_SHORT).show()
                    }
                    // TODO удалить логирование
                    Log.d(TAG, "not saved/not updated (login:$login, pass:$pass, pass2:$pass2)")// TODO удалить логирование
                    // TODO удалить логирование
                }
            }
        }

        with (find<LinearLayout>(R.id.tabAuth)) {
            this.find<Button>(R.id.btnEnter).setOnClickListener {
                if (savedLogin.isNotEmpty() && savedPass.isNotEmpty()) {
                    this.find<EditText>(R.id.etLoginEnter).setText(savedLogin)
                    this.find<EditText>(R.id.etPassEnter).setText(savedPass)
                }
                // TODO удалить логирование
                Log.d(TAG, "taken $savedLogin $savedPass")// TODO удалить логирование
                // TODO удалить логирование
            }
        }
    }

    companion object {
        private const val TAG = ".AuthActivity"
        private const val PREF_LOGIN = "s_login"
        private const val PREF_PASS = "s_pass"
    }
}

//////////////////TabAuth///////////////////
import android.os.Bundle
import android.support.v4.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Button
import android.widget.EditText
import com.****.R
import org.jetbrains.anko.support.v4.find

class TabAuth : Fragment() {
    lateinit var etLoginEnter: EditText
    lateinit var etPassEnter: EditText
    lateinit var btnEnter: Button

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
        return inflater.inflate(R.layout.auth_fragment, container, false)
    }
/* это по идее лишнее
    override fun onActivityCreated(savedInstanceState: Bundle?) {
        super.onActivityCreated(savedInstanceState)

        etLoginEnter = find(R.id.etLoginEnter)
        etPassEnter = find(R.id.etPassEnter)
        btnEnter = find(R.id.btnEnter)
    }
*/
}

////////////////////TabReg//////////////////
import android.os.Bundle
import android.support.v4.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Button
import android.widget.EditText
import com.****.R
import org.jetbrains.anko.support.v4.find

class TabReg : Fragment() {
    lateinit var etLoginReg: EditText
    lateinit var etPassReg: EditText
    lateinit var etPassReg2: EditText
    lateinit var btnReg: Button

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
        return inflater.inflate(R.layout.reg_fragment, container, false)
    }
/* это по идее лишнее
    override fun onActivityCreated(savedInstanceState: Bundle?) {
        super.onActivityCreated(savedInstanceState)

        etLoginReg = find(R.id.etLoginReg)
        etPassReg = find(R.id.etPassReg)
        etPassReg2 = find(R.id.etPassReg2)
        btnReg = find(R.id.btnReg)
    }
*/
}

/////////////////ViewPagerAdapter//////////////////
import android.support.v4.app.Fragment
import android.support.v4.app.FragmentManager
import android.support.v4.app.FragmentStatePagerAdapter

class ViewPagerAdapter(fm: FragmentManager) : FragmentStatePagerAdapter(fm) {
    private val fragmentList: MutableList<Fragment> = mutableListOf()
    private val fragmentListTitles: MutableList<String> = mutableListOf()

    override fun getItem(position: Int): Fragment = fragmentList[position]

    override fun getCount(): Int = fragmentListTitles.size

    override fun getPageTitle(position: Int) = fragmentListTitles[position]

    fun addFragment(fragment: Fragment, title: String) {
        fragmentList.add(fragment)
        fragmentListTitles.add(title)
    }
}