package mx.trackermap.TrackerMap.android.devices

import android.content.Context
import android.graphics.Color
import android.util.TypedValue
import android.view.Gravity
import android.view.View
import android.widget.Button
import android.widget.GridLayout
import android.widget.ImageView
import android.widget.TextView
import androidx.cardview.widget.CardView
import androidx.core.content.ContextCompat
import com.zerobranch.layout.SwipeLayout
import mx.trackermap.TrackerMap.android.R
import mx.trackermap.TrackerMap.android.map.MarkerTransformations
import mx.trackermap.TrackerMap.client.models.UnitInformation
import mx.trackermap.TrackerMap.utils.Formatter
import mx.trackermap.TrackerMap.utils.SpeedUnit

typealias ActionCallback = (unit: UnitInformation, action: Action) -> Unit

class UnitRenderData {
    data class UnitRenderViewHolder(
        val unitName: TextView,
        val unitIcon: ImageView? = null,
        val statusIcon: ImageView,
        val engineStopIcon: ImageView,
        val gridLayout: GridLayout,
        val detailsButton: Button? = null,
        val reportsButton: Button? = null,
        val commandsButton: Button? = null,
        val unitCard: CardView? = null,
        val swipeLayout: SwipeLayout? = null
    )

    companion object {
        fun render(
            viewHolder: UnitRenderViewHolder,
            context: Context,
            unit: UnitInformation,
            actionCallback: ActionCallback?
        ) {
            viewHolder.apply {
                val details: MutableList<Triple<Int, String, String>> = mutableListOf()

                /* Device name */
                unitName.text = unit.device.name

                /* Device icon */
                unitIcon?.setImageResource(
                    MarkerTransformations.categoryToResourceId(unit.device.category)
                )
                unitIcon?.contentDescription = context.getString(
                        MarkerTransformations.categoryToStringId(unit.device.category)
                )

                /* Contact */
                unit.device.contact?.let { contact ->
                    if (contact.isNotEmpty()) {
                        details.add(
                            Triple(
                                R.drawable.device_contact,
                                contact,
                                context.getString(R.string.unit_driver_name)
                            )
                        )
                    }
                }

                statusIcon.visibility = View.GONE
                engineStopIcon.visibility = View.GONE

                unit.position?.let { position ->
                    /* Status icon */
                    statusIcon.visibility = View.VISIBLE
                    position.speed?.let { speed ->
                        if (speed >= 2) {
                            statusIcon.setColorFilter(
                                ContextCompat.getColor(context, R.color.colorOnline)
                            )
                        } else {
                            statusIcon.setColorFilter(
                                ContextCompat.getColor(context, R.color.colorOffline)
                            )
                        }
                    } ?: run {
                        statusIcon.setColorFilter(Color.GRAY)
                    }

                    /* Engine stop */
                    val attributes = position.attributes
                    if (attributes["out1"].toString() != "null") {
                        engineStopIcon.visibility = View.VISIBLE
                        engineStopIcon.setImageResource(
                            when (attributes["out1"].toString()) {
                                "true" -> R.drawable.device_unlocked
                                "false" -> R.drawable.device_locked
                                else -> R.drawable.device_locked
                            }
                        )
                        engineStopIcon.contentDescription = when (attributes["out1"].toString()) {
                            "true" -> context.getString(R.string.unit_lock_on)
                            "false" -> context.getString(R.string.unit_lock_off)
                            else -> context.getString(R.string.unit_lock_on)
                        }
                    }

                    /* Speed */
                    position.speed?.let { speed ->
                        details.add(
                            Triple(
                                R.drawable.position_speed,
                                Formatter.formatSpeed(speed, SpeedUnit.KMH),
                                context.getString(R.string.unit_speed)
                            )
                        )
                    }

                    /* Address */
                    position.address?.let { address ->
                        details.add(
                            Triple(
                                R.drawable.position_address,
                                address,
                                context.getString(R.string.unit_last_address)
                            )
                        )
                    }

                    /* Date time */
                    position.fixTime?.let { fixTime ->
                        details.add(
                            Triple(
                                R.drawable.position_datetime,
                                Formatter.formatDate(fixTime),
                                context.getString(R.string.unit_last_date)
                            )
                        )
                    }
                }

                gridLayout.removeAllViewsInLayout()
                val metrics = context.resources.displayMetrics
                details.forEachIndexed { i, detail ->
                    /* Property icon */
                    val imageView = ImageView(gridLayout.context)
                    imageView.setImageResource(detail.first)
                    imageView.contentDescription = detail.third
                    imageView.setColorFilter(
                        ContextCompat.getColor(
                            context,
                            androidx.appcompat.R.color.secondary_text_default_material_light
                        )
                    )

                    val imageLayout = GridLayout.LayoutParams()
                    imageLayout.width = GridLayout.LayoutParams.WRAP_CONTENT
                    imageLayout.height = GridLayout.LayoutParams.WRAP_CONTENT
                    imageLayout.marginEnd =
                        TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 6f, metrics).toInt()
                    imageLayout.rowSpec = GridLayout.spec(i)
                    imageLayout.columnSpec = GridLayout.spec(0)
                    imageView.layoutParams = imageLayout

                    /* Property text */
                    val textView = TextView(gridLayout.context)
                    textView.text = detail.second

                    val textLayout = GridLayout.LayoutParams()
                    textLayout.width = 0
                    textLayout.height = GridLayout.LayoutParams.MATCH_PARENT
                    textLayout.rowSpec = GridLayout.spec(i)
                    textLayout.columnSpec = GridLayout.spec(1, 1, 5f)
                    textView.layoutParams = textLayout

                    gridLayout.addView(imageView)
                    gridLayout.addView(textView)

                    imageLayout.setGravity(Gravity.CENTER)
                }

                actionCallback?.let { callback ->
                    unitCard?.setOnClickListener {
                        swipeLayout?.close()
                        callback(unit, Action.CLICK)
                    }
                    detailsButton?.setOnClickListener {
                        swipeLayout?.close()
                        callback(unit, Action.DETAILS)
                    }
                    reportsButton?.setOnClickListener {
                        swipeLayout?.close()
                        callback(unit, Action.REPORTS)
                    }
                    commandsButton?.setOnClickListener {
                        swipeLayout?.close()
                        callback(unit, Action.COMMANDS)
                    }
                }
            }
        }
    }
}