package com.reactnativestripesdk

import android.annotation.SuppressLint
import android.graphics.Color
import android.graphics.PorterDuff
import android.graphics.PorterDuffColorFilter
import android.os.Build
import android.view.Gravity
import android.view.View.MeasureSpec
import android.widget.FrameLayout
import android.widget.ImageButton
import android.widget.TextView
import androidx.appcompat.widget.Toolbar
import com.facebook.react.bridge.Arguments
import com.facebook.react.uimanager.ThemedReactContext
import com.facebook.react.uimanager.UIManagerHelper
import com.facebook.react.uimanager.events.Event

@SuppressLint("ViewConstructor")
class NavigationBarView(
  context: ThemedReactContext,
) : FrameLayout(context) {
  private val toolbar: Toolbar
  private val titleTextView: TextView
  private val closeButton: ImageButton
  private var titleText: String? = null

  init {
    // Create Toolbar
    toolbar =
      Toolbar(context).apply {
        layoutParams =
          LayoutParams(
            LayoutParams.MATCH_PARENT,
            LayoutParams.WRAP_CONTENT,
          )
        setBackgroundColor(Color.WHITE)
        elevation = 4f
      }

    // Create title TextView
    titleTextView =
      TextView(context).apply {
        textSize = 17f
        setTextColor(Color.BLACK)
        gravity = Gravity.CENTER
      }

    // Add title to toolbar
    val titleParams =
      Toolbar
        .LayoutParams(
          Toolbar.LayoutParams.WRAP_CONTENT,
          Toolbar.LayoutParams.WRAP_CONTENT,
        ).apply {
          gravity = Gravity.CENTER
        }
    toolbar.addView(titleTextView, titleParams)

    // Create close button
    closeButton =
      ImageButton(context).apply {
        setImageDrawable(
          context.resources.getDrawable(
            android.R.drawable.ic_menu_close_clear_cancel,
            null,
          ),
        )
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
          drawable?.setColorFilter(android.graphics.BlendModeColorFilter(Color.BLACK, android.graphics.BlendMode.SRC_IN))
        } else {
          @Suppress("DEPRECATION")
          drawable?.setColorFilter(PorterDuffColorFilter(Color.BLACK, PorterDuff.Mode.SRC_IN))
        }
        setBackgroundColor(Color.TRANSPARENT)
        setOnClickListener {
          dispatchCloseButtonPress()
        }
      }

    // Add close button to toolbar
    val buttonParams =
      Toolbar
        .LayoutParams(
          Toolbar.LayoutParams.WRAP_CONTENT,
          Toolbar.LayoutParams.WRAP_CONTENT,
        ).apply {
          gravity = Gravity.END or Gravity.CENTER_VERTICAL
          marginEnd = 16
        }
    toolbar.addView(closeButton, buttonParams)

    // Add toolbar to this view
    addView(toolbar)
  }

  fun setTitle(title: String?) {
    titleText = title
    titleTextView.text = title
  }

  private fun dispatchCloseButtonPress() {
    val reactContext = context as ThemedReactContext
    val event =
      CloseButtonPressEvent(
        UIManagerHelper.getSurfaceId(reactContext),
        id,
      )
    UIManagerHelper.getEventDispatcherForReactTag(reactContext, id)?.dispatchEvent(event)
  }

  override fun onMeasure(
    widthMeasureSpec: Int,
    heightMeasureSpec: Int,
  ) {
    super.onMeasure(widthMeasureSpec, heightMeasureSpec)
    // Set a fixed height for the navigation bar
    val desiredHeight = (56 * resources.displayMetrics.density).toInt()
    val newHeightMeasureSpec = MeasureSpec.makeMeasureSpec(desiredHeight, MeasureSpec.EXACTLY)
    super.onMeasure(widthMeasureSpec, newHeightMeasureSpec)
  }

  private class CloseButtonPressEvent(
    surfaceId: Int,
    viewId: Int,
  ) : Event<CloseButtonPressEvent>(surfaceId, viewId) {
    override fun getEventName() = "onCloseButtonPress"

    override fun getEventData() = Arguments.createMap()
  }
}