package mx.trackermap.TrackerMap.android.details.information

import android.content.Intent
import android.net.Uri
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.LinearLayout
import android.widget.TextView
import androidx.core.widget.TextViewCompat
import androidx.fragment.app.Fragment
import com.google.android.material.button.MaterialButton
import kotlinx.coroutines.DelicateCoroutinesApi
import mx.trackermap.TrackerMap.android.R
import mx.trackermap.TrackerMap.android.databinding.UnitDetailsInformationBinding
import mx.trackermap.TrackerMap.android.details.UnitDetailsAdapter
import mx.trackermap.TrackerMap.client.models.UnitInformation
import mx.trackermap.TrackerMap.utils.Formatter
import mx.trackermap.TrackerMap.utils.SpeedUnit
import org.koin.androidx.viewmodel.ext.android.viewModel

@DelicateCoroutinesApi
class UnitInformationFragment : Fragment() {

    private var _binding: UnitDetailsInformationBinding? = null
    private val binding get() = _binding!!

    private val unitInformationViewModel: UnitInformationViewModel by viewModel()

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View {
        _binding = UnitDetailsInformationBinding.inflate(inflater, container, false)
        return binding.root
    }

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

        setupObservers()
        fetchInformation()
    }

    override fun onDestroyView() {
        super.onDestroyView()
        _binding = null
    }

    private fun setupObservers() {
        unitInformationViewModel.unit.observe(viewLifecycleOwner) { unitInformation ->
            Log.d("UnitInformationFragment", "Unit Information Fetched - $unitInformation")
            unitInformation?.let {
                displayInformation(it)
            }
        }
    }

    private fun fetchInformation() {
        val id = arguments?.getInt(UnitDetailsAdapter.DEVICE_ID_ARG)
        unitInformationViewModel.fetchUnit(id ?: 0)
    }

    private fun displayInformation(unit: UnitInformation) {
        val context = context!!
        val details: MutableList<Pair<String, String>> = mutableListOf()
        unit.device.contact?.let { contact ->
            details.add(getString(R.string.unit_info_contact) to contact)
        }
        unit.position?.fixTime?.let { fixTime ->
            details.add(getString(R.string.unit_info_datetime) to Formatter.formatDate(fixTime))
        }
        unit.position?.latitude?.let { latitude ->
            details.add(getString(R.string.unit_info_latitude) to "$latitude")
        }
        unit.position?.longitude?.let { longitude ->
            details.add(getString(R.string.unit_info_longitude) to "$longitude")
        }
        unit.position?.speed?.let { speed ->
            details.add(
                getString(R.string.unit_info_speed) to Formatter.formatSpeed(
                    speed,
                    SpeedUnit.KMH
                )
            )
        }
        unit.position?.address?.let { address ->
            details.add(getString(R.string.unit_info_address) to address)
        }
        unit.position?.protocol?.let { protocol ->
            details.add(getString(R.string.unit_info_protocol) to protocol)
        }

        binding.nameDetail.text = unit.device.name
        details.forEach { entry ->
            val layout = LinearLayout(context)
            layout.orientation = LinearLayout.VERTICAL

            val params = LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.WRAP_CONTENT
            )
            params.setMargins(0, 0, 0, resources.getDimensionPixelSize(R.dimen.padding))
            layout.layoutParams = params

            val text1 = TextView(context)
            TextViewCompat.setTextAppearance(text1, R.style.TextAppearance_AppCompat_Body2)
            text1.text = entry.first

            val text2 = TextView(context)
            text2.text = entry.second

            layout.addView(text1)
            layout.addView(text2)
            binding.detailsLayout.addView(layout)
        }

        if (unit.position?.latitude != null && unit.position?.longitude != null) {
            val mapButton = MaterialButton(context)
            mapButton.text = getString(R.string.unit_info_map_button)
            mapButton.setOnClickListener {
                val latitude = unit.position!!.latitude
                val longitude = unit.position!!.longitude
                val url = getString(R.string.maps_url_template, latitude, longitude)
                startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(url)))
            }
            binding.detailsLayout.addView(mapButton)
        }
    }
}