package com.vanced.manager.ui.fragments

import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.os.Bundle
import android.view.*
import androidx.core.content.res.ResourcesCompat
import androidx.databinding.DataBindingUtil
import androidx.fragment.app.Fragment
import androidx.fragment.app.viewModels
import androidx.localbroadcastmanager.content.LocalBroadcastManager
import androidx.navigation.findNavController
import androidx.preference.PreferenceManager
import androidx.recyclerview.widget.LinearLayoutManager
import com.github.florent37.viewtooltip.ViewTooltip
import com.google.android.flexbox.FlexboxLayoutManager
import com.google.android.flexbox.JustifyContent
import com.vanced.manager.R
import com.vanced.manager.adapter.AppListAdapter
import com.vanced.manager.adapter.LinkAdapter
import com.vanced.manager.adapter.SponsorAdapter
import com.vanced.manager.databinding.FragmentHomeBinding
import com.vanced.manager.ui.dialogs.DialogContainer.installAlertBuilder
import com.vanced.manager.ui.viewmodels.HomeViewModel
import com.vanced.manager.ui.viewmodels.HomeViewModelFactory

open class HomeFragment : Fragment() {

    private lateinit var binding: FragmentHomeBinding
    private val viewModel: HomeViewModel by viewModels {
        HomeViewModelFactory(requireActivity())
    }
    private val localBroadcastManager by lazy { LocalBroadcastManager.getInstance(requireActivity()) }
    private val prefs by lazy { PreferenceManager.getDefaultSharedPreferences(requireActivity()) }
    private lateinit var tooltip: ViewTooltip

//    private val tabListener = object : TabLayout.OnTabSelectedListener {
//
//        override fun onTabSelected(tab: TabLayout.Tab) {
//            if (tab.position == 1 && !Shell.rootAccess()) {
//                Toast.makeText(requireActivity(), getString(R.string.root_not_granted), Toast.LENGTH_SHORT).show()
//            }
//            val variant = if (tab.position == 1) "root" else "nonroot"
//            getDefaultSharedPreferences(requireActivity()).edit().putString("vanced_variant", variant).apply()
//        }
//
//        override fun onTabUnselected(tab: TabLayout.Tab) {
//            return
//        }
//
//        override fun onTabReselected(tab: TabLayout.Tab) {
//            return
//        }
//
//    }

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        requireActivity().title = getString(R.string.title_home)
        setHasOptionsMenu(true)
        binding = DataBindingUtil.inflate(inflater, R.layout.fragment_home, container, false)
        return binding.root
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        viewModel.navigateDestination.observe(viewLifecycleOwner, {
            val content = it.getContentIfNotHandled()
            if (content != null){
                view.findNavController().navigate(content)
            }
        })

        with(binding) {
            viewModel = this@HomeFragment.viewModel

            tooltip = ViewTooltip
                .on(recyclerAppList)
                .position(ViewTooltip.Position.TOP)
                .autoHide(false, 0)
                .color(ResourcesCompat.getColor(requireActivity().resources, R.color.Twitter, null))
                .withShadow(false)
                .corner(25)
                .onHide {
                    prefs.edit().putBoolean("show_changelog_tooltip", false).apply()
                }
                .text(requireActivity().getString(R.string.app_changelog_tooltip))

            if (prefs.getBoolean("show_changelog_tooltip", true)) {
                tooltip.show()
            }

            recyclerAppList.apply {
                layoutManager = LinearLayoutManager(requireActivity())
                adapter = AppListAdapter(requireActivity(), this@HomeFragment.viewModel, tooltip)
                setHasFixedSize(true)
            }

            recyclerSponsors.apply {
                val lm = FlexboxLayoutManager(requireActivity())
                lm.justifyContent = JustifyContent.SPACE_EVENLY
                layoutManager = lm
                setHasFixedSize(true)
                adapter = SponsorAdapter(requireActivity(), this@HomeFragment.viewModel)
            }

            recyclerLinks.apply {
                val lm = FlexboxLayoutManager(requireActivity())
                lm.justifyContent = JustifyContent.SPACE_EVENLY
                layoutManager = lm
                setHasFixedSize(true)
                adapter = LinkAdapter(requireActivity(), this@HomeFragment.viewModel)
            }
        }

//        with(binding) {
//            mainViewpager.adapter = VariantAdapter(viewModel, requireActivity())
//            TabLayoutMediator(mainTablayout, mainViewpager) { tab, position ->
//                val variants = arrayOf("nonroot", "root")
//                tab.text = variants[position]
//            }.attach()
//            mainTablayout.getTabAt(if (getDefaultSharedPreferences(requireActivity()).getString("vanced_variant", "nonroot") == "root") 1 else 0)?.select()
//        }

//        installing.observe(viewLifecycleOwner, { value ->
//            if (value) hideTab() else showTab()
//        })

    }
    
    override fun onPause() {
        super.onPause()
        localBroadcastManager.unregisterReceiver(broadcastReceiver)
        tooltip.close()
        //binding.mainTablayout.removeOnTabSelectedListener(tabListener)
    }

    override fun onResume() {
        super.onResume()
        registerReceivers()
       // binding.mainTablayout.addOnTabSelectedListener(tabListener)
    }

    private val broadcastReceiver: BroadcastReceiver = object : BroadcastReceiver() {
        override fun onReceive(context: Context, intent: Intent) {
            when (intent.action) {
                INSTALL_FAILED -> installAlertBuilder(intent.getStringExtra("errorMsg") as String, requireActivity())
                REFRESH_HOME -> viewModel.fetchData()
            }
        }
    }

//    private fun hideTab() {
//        val tabHide = AnimationUtils.loadAnimation(requireActivity(), R.anim.tablayout_exit)
//        with(binding) {
//            if (mainTablayout.visibility != View.GONE) {
//                mainTablayout.startAnimation(tabHide)
//                mainTablayout.visibility = View.GONE
//            }
//            mainViewpager.isUserInputEnabled = false
//        }
//    }
//
//    private fun showTab() {
//        val tabShow = AnimationUtils.loadAnimation(requireActivity(), R.anim.tablayout_enter)
//        with(binding) {
//            if (mainTablayout.visibility != View.VISIBLE) {
//                mainTablayout.visibility = View.VISIBLE
//                mainTablayout.startAnimation(tabShow)
//            }
//            mainViewpager.isUserInputEnabled = true
//        }
//    }

    private fun registerReceivers() {
        val intentFilter = IntentFilter()
        intentFilter.addAction(INSTALL_FAILED)
        intentFilter.addAction(REFRESH_HOME)
        localBroadcastManager.registerReceiver(broadcastReceiver, intentFilter)
    }

    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
        inflater.inflate(R.menu.toolbar_menu, menu)
        super.onCreateOptionsMenu(menu, inflater)
    }

    companion object {      
        const val INSTALL_FAILED = "install_failed"
        const val REFRESH_HOME = "refresh_home"
    }
}