// Edistynyt mobiiliohjelmointi, 13.2.2023

// FeedbackReadFragment, testataan tuleeko Directusin data perille
// vaihda JSON_URL:ssa tilalle oman Directus-kantasi URL
// ks. Harjoitus 3 -> Directus

class FeedbackReadFragment : Fragment() {
    // change this to match your fragment name
    private var _binding: FragmentFeedbackReadBinding? = 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 = FragmentFeedbackReadBinding.inflate(inflater, container, false)
        val root: View = binding.root

        // the binding -object allows you to access views in the layout, textviews etc.

        getFeedbacks()

        return root
    }

    fun getFeedbacks(){
        // this is the url where we want to get our data
        // Note: if using a local server, use http://10.0.2.2 for localhost. this is a virtual address for Android emulators, since
        // localhost refers to the Android device instead of your computer
        val JSON_URL = "https://xxxxxxx.directus.app/items/feedback?access_token=${BuildConfig.DIRECTUS_ACCESS_TOKEN}"

        // Request a string response from the provided URL.
        val stringRequest: StringRequest = object : StringRequest(
            Request.Method.GET, JSON_URL,
            Response.Listener { response ->

                Log.d("ADVTECH", response)

                // response from API, you can use this in TextView, for example
                // Check also out the example below

                // Note: if you send data to API instead, this might not be needed
            },
            Response.ErrorListener {
                // typically this is a connection error
                Log.d("ADVTECH", it.toString())
            })
        {
            @Throws(AuthFailureError::class)
            override fun getHeaders(): Map<String, String> {
                // we have to specify a proper header, otherwise Apigility will block our queries!
                // define we are after JSON data!
                val headers = HashMap<String, String>()
                headers["Accept"] = "application/json"
                headers["Content-Type"] = "application/json; charset=utf-8"
                return headers
            }
        }

        // Add the request to the RequestQueue. This has to be done in both getting and sending new data.
        val requestQueue = Volley.newRequestQueue(context)
        requestQueue.add(stringRequest)
    }

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

// FeedbackReadFragment, kaivetaan JSON-datasta lista feedbackeja (data-kentän sisällä)

var feedbacks : List<Feedback> = emptyList();

    fun getFeedbacks(){
        // this is the url where we want to get our data
        // Note: if using a local server, use http://10.0.2.2 for localhost. this is a virtual address for Android emulators, since
        // localhost refers to the Android device instead of your computer
        val JSON_URL = "https://xxxxxxxx.directus.app/items/feedback?access_token=${BuildConfig.DIRECTUS_ACCESS_TOKEN}"
        val gson = GsonBuilder().setPrettyPrinting().create()

        // Request a string response from the provided URL.
        val stringRequest: StringRequest = object : StringRequest(
            Request.Method.GET, JSON_URL,
            Response.Listener { response ->
                // Log.d("ADVTECH", response)

                // haetaan JSONista data-kenttä, joka syötetään sitten GSONille
                val jObject = JSONObject(response)
                val jArray = jObject.getJSONArray("data")

                feedbacks = gson.fromJson(jArray.toString() , Array<Feedback>::class.java).toList()

                for(item in feedbacks) {
                    Log.d("ADVTECH", item.name.toString())
                }

                // response from API, you can use this in TextView, for example
                // Check also out the example below

                // Note: if you send data to API instead, this might not be needed
            },
            Response.ErrorListener {
                // typically this is a connection error
                Log.d("ADVTECH", it.toString())
            })
        {
            @Throws(AuthFailureError::class)
            override fun getHeaders(): Map<String, String> {
                // we have to specify a proper header, otherwise Apigility will block our queries!
                // define we are after JSON data!
                val headers = HashMap<String, String>()
                headers["Accept"] = "application/json"
                headers["Content-Type"] = "application/json; charset=utf-8"
                return headers
            }
        }

        // Add the request to the RequestQueue. This has to be done in both getting and sending new data.
        val requestQueue = Volley.newRequestQueue(context)
        requestQueue.add(stringRequest)
    }


// FeedbackReadFragment.kt

class FeedbackReadFragment : Fragment() {
    // change this to match your fragment name
    private var _binding: FragmentFeedbackReadBinding? = 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 = FragmentFeedbackReadBinding.inflate(inflater, container, false)
        val root: View = binding.root

        // the binding -object allows you to access views in the layout, textviews etc.

        getFeedbacks()

        return root
    }

    var feedbacks : List<Feedback> = emptyList();

    fun getFeedbacks(){
        // this is the url where we want to get our data
        // Note: if using a local server, use http://10.0.2.2 for localhost. this is a virtual address for Android emulators, since
        // localhost refers to the Android device instead of your computer
        val JSON_URL = "https://xxxxxxxxx.directus.app/items/feedback?access_token=${BuildConfig.DIRECTUS_ACCESS_TOKEN}"
        val gson = GsonBuilder().setPrettyPrinting().create()

        // Request a string response from the provided URL.
        val stringRequest: StringRequest = object : StringRequest(
            Request.Method.GET, JSON_URL,
            Response.Listener { response ->
                //Log.d("ADVTECH", response)
                val jObject = JSONObject(response)
                val jArray = jObject.getJSONArray("data")

                feedbacks = gson.fromJson(jArray.toString() , Array<Feedback>::class.java).toList()

                for(item in feedbacks) {
                    Log.d("ADVTECH", item.name.toString())
                }

                // ListViewistä löytyy perusadaptereita valmiiksi
                val adapter = ArrayAdapter(activity as Context, R.layout.simple_list_item_1, feedbacks)
                binding.listViewFeedbacks.adapter = adapter
            },
            Response.ErrorListener {
                // typically this is a connection error
                Log.d("ADVTECH", it.toString())
            })
        {
            @Throws(AuthFailureError::class)
            override fun getHeaders(): Map<String, String> {
                // we have to specify a proper header, otherwise Apigility will block our queries!
                // define we are after JSON data!
                val headers = HashMap<String, String>()
                headers["Accept"] = "application/json"
                headers["Content-Type"] = "application/json; charset=utf-8"
                return headers
            }
        }

        // Add the request to the RequestQueue. This has to be done in both getting and sending new data.
        val requestQueue = Volley.newRequestQueue(context)
        requestQueue.add(stringRequest)
    }

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

// FeedbackReadFragmentin xml-ulkoasu:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".FeedbackReadFragment">


    <Button
        android:id="@+id/button_send_feedback"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="SEND FEEDBACK" />

    <ListView
        android:id="@+id/listView_feedbacks"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</LinearLayout>

// jotta palautteet tulostuvat nätisti ListViewiin, yliajetaan Feedback-luokan toString() -metodi:

data class Feedback (

  @SerializedName("id"       ) var id       : Int?    = null,
  @SerializedName("name"     ) var name     : String? = null,
  @SerializedName("location" ) var location : String? = null,
  @SerializedName("value"    ) var value    : String? = null

)
{
  override fun toString(): String {
    var result : String = name.toString() + ": " + value.toString()
    return result
  }
}