package com.reactnativenavigation.views.stack.topbar.titlebar

import android.content.Context
import android.graphics.PorterDuff
import android.graphics.PorterDuffColorFilter
import android.text.SpannableString
import android.transition.AutoTransition
import android.transition.TransitionManager
import android.view.MenuItem
import android.view.View
import android.view.ViewGroup
import androidx.appcompat.widget.ActionMenuView
import androidx.appcompat.widget.Toolbar
import com.reactnativenavigation.R
import com.reactnativenavigation.utils.ObjectUtils
import com.reactnativenavigation.utils.ViewUtils
import com.reactnativenavigation.viewcontrollers.stack.topbar.button.ButtonController

open class ButtonBar internal constructor(context: Context) : Toolbar(context) {
    var shouldAnimate: Boolean=false

    init {
        super.setContentInsetsAbsolute(0, 0)
        this.contentInsetStartWithNavigation = 0
        setPopupTheme(R.style.TopBarOverflowPopup)
    }

    override fun onViewAdded(child: View) {
        super.onViewAdded(child)
    }

    override fun setLayoutDirection(layoutDirection: Int) {
        ObjectUtils.perform(ViewUtils.findChildByClass(this, ActionMenuView::class.java), { buttonsContainer: ActionMenuView -> buttonsContainer.layoutDirection = layoutDirection })
        super.setLayoutDirection(layoutDirection)
    }

    val buttonCount: Int
        get() = menu.size()

    fun addButton(menuItem: Int, intId: Int, order: Int, styledText: SpannableString): MenuItem? {
        if(shouldAnimate)
        TransitionManager.beginDelayedTransition(this,AutoTransition())
        return this.menu?.add(menuItem,
                intId,
                order,
                styledText)
    }

    fun removeButton(buttonId: Int) {
        if(shouldAnimate)
        TransitionManager.beginDelayedTransition(this,AutoTransition())
        menu.removeItem(buttonId)
    }

    open fun clearButtons() {
        if(shouldAnimate)
        TransitionManager.beginDelayedTransition(this,AutoTransition())
        clearBackButton()
        if (menu.size() > 0) menu.clear()
    }

    fun getButton(index: Int): MenuItem {
        return menu.getItem(index)
    }

    fun containsButton(menuItem: MenuItem?, order: Int): Boolean {
        return menuItem != null && menu.findItem(menuItem.itemId) != null && menuItem.order == order
    }

    fun setBackButton(button: ButtonController) {
        button.applyNavigationIcon(this)
    }

    fun clearBackButton() {
        navigationIcon = null
    }

    fun setOverflowButtonColor(color: Int) {
        val actionMenuView = ViewUtils.findChildByClass(this, ActionMenuView::class.java)
        if (actionMenuView != null) {
            val overflowIcon = actionMenuView.overflowIcon
            if (overflowIcon != null) {
                overflowIcon.colorFilter = PorterDuffColorFilter(color, PorterDuff.Mode.SRC_IN)
            }
        }
    }
}