package com.tangem.ui.fragment

import android.content.SharedPreferences
import android.os.Bundle
import android.view.View
import androidx.appcompat.app.AppCompatActivity
import androidx.core.os.bundleOf
import androidx.navigation.fragment.NavHostFragment
import androidx.preference.ListPreference
import androidx.preference.Preference
import androidx.preference.PreferenceCategory
import androidx.preference.PreferenceFragmentCompat
import com.google.firebase.analytics.FirebaseAnalytics
import com.google.firebase.crashlytics.FirebaseCrashlytics
import com.tangem.util.Analytics
import com.tangem.util.AnalyticsEvent
import com.tangem.wallet.BuildConfig
import com.tangem.wallet.R
import kotlinx.android.synthetic.main.fragment_settings.*

class SettingsFragment : PreferenceFragmentCompat(), SharedPreferences.OnSharedPreferenceChangeListener {
    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
        addPreferencesFromResource(R.xml.pref_main)

        val categoryCommon = findPreference<PreferenceCategory>(getString(R.string.pref_category_common))
        val selectNodes = findPreference<Preference>(getString(R.string.pref_select_nodes))
        val encryptionModes = findPreference<ListPreference>(getString(R.string.pref_encryption_modes))

        if (!BuildConfig.DEBUG) {
            categoryCommon?.removePreference(selectNodes)
            categoryCommon?.removePreference(encryptionModes)
        }
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        initToolbar()
    }

    private fun initToolbar() {
        toolbar?.setTitle(R.string.settings_title)
        toolbar?.setNavigationIcon(android.R.drawable.ic_menu_close_clear_cancel)
        (activity as AppCompatActivity).setSupportActionBar(toolbar)
        toolbar?.setNavigationOnClickListener {
            NavHostFragment.findNavController(this).popBackStack()
        }
    }

    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
        if (key == getString(R.string.pref_analytics)) {
            activity?.let {
                val analytics = FirebaseAnalytics.getInstance(it)
                if (!Analytics.isEnabled()) {
                    analytics.logEvent(AnalyticsEvent.ANALYTICS_TURNED_OFF.event, bundleOf())
                }
                analytics.setAnalyticsCollectionEnabled(Analytics.isEnabled())
            }
            FirebaseCrashlytics.getInstance().setCrashlyticsCollectionEnabled(Analytics.isEnabled())

        }
    }

    override fun onResume() {
        super.onResume()
        preferenceScreen.sharedPreferences
                .registerOnSharedPreferenceChangeListener(this);
    }

    override fun onPause() {
        super.onPause()
        preferenceScreen.sharedPreferences
                .unregisterOnSharedPreferenceChangeListener(this);
    }

    override fun onDestroyView() {
        (activity as AppCompatActivity).setSupportActionBar(toolbar)
        super.onDestroyView()
    }

}