weserplaner/app/src/main/java/com/denizk0461/studip/fragment/SecondFragment.kt

package com.denizk0461.studip.fragment

import android.os.Bundle
import android.util.Log
import androidx.fragment.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.webkit.ValueCallback
import android.webkit.WebChromeClient
import android.webkit.WebResourceRequest
import android.webkit.WebView
import android.webkit.WebViewClient
import androidx.navigation.fragment.findNavController
import com.denizk0461.studip.R
import com.denizk0461.studip.databinding.FragmentSecondBinding

/**
 * A simple [Fragment] subclass as the second destination in the navigation.
 */
class SecondFragment : Fragment() {

    private var _binding: FragmentSecondBinding? = null

    // This property is only valid between onCreateView and
    // onDestroyView.
    private val binding get() = _binding!!

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View {

        _binding = FragmentSecondBinding.inflate(inflater, container, false)
        return binding.root

    }

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

//        binding.buttonSecond.setOnClickListener {
//            findNavController().navigate(R.id.action_SecondFragment_to_FirstFragment)
//        }

        binding.webview.settings.javaScriptEnabled = true
        binding.webview.webViewClient = object : WebViewClient() {
            override fun shouldOverrideUrlLoading(
                view: WebView?,
                request: WebResourceRequest?
            ): Boolean {
                return false
            }
        }

        binding.webview.loadUrl("https://elearning.uni-bremen.de/index.php?again=yes")

        binding.fab.setOnClickListener { view ->
            binding.webview.evaluateJavascript(
                "(function(){return window.document.body.outerHTML})();"
            ) { p0 ->
                Log.d("HELLO", p0 ?: "nothing returned")
            }
        }
    }

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