package com.h.pixeldroid.fragments

import android.content.Context
import android.content.SharedPreferences
import android.os.Bundle
import android.util.Log

import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.h.pixeldroid.BuildConfig
import com.h.pixeldroid.R
import com.h.pixeldroid.api.PixelfedAPI
import com.h.pixeldroid.models.Post
import com.h.pixeldroid.objects.Status
import retrofit2.Call
import retrofit2.Callback
import retrofit2.Response


class HomeFragment : Fragment() {
    private lateinit var preferences: SharedPreferences
    private lateinit var feed : RecyclerView
    private lateinit var adapter : FeedRecyclerViewAdapter
    private lateinit var posts : List<Post>

    fun setContent(newPosts : ArrayList<Post>) {
        posts = newPosts
        adapter.addPosts(posts)
    }

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        val view = inflater.inflate(R.layout.fragment_home, container, false)
        preferences = this.activity!!.getSharedPreferences(
            "${BuildConfig.APPLICATION_ID}.pref", Context.MODE_PRIVATE
        )
        feed = view.findViewById(R.id.feedList)
        feed.layoutManager = LinearLayoutManager(context)
        adapter = FeedRecyclerViewAdapter(context!!)
        feed.adapter = adapter
        return view
    }

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

        val pixelfedAPI = PixelfedAPI.create("${preferences.getString("domain", "")}")
        val accessToken = preferences.getString("accessToken", "")
        var statuses: ArrayList<Status>? = null
        val newPosts = ArrayList<Post>()

        pixelfedAPI.timelineHome("Bearer $accessToken")
            .enqueue(object : Callback<List<Status>> {
                override fun onResponse(call: Call<List<Status>>, response: Response<List<Status>>) {
                    if (response.code() == 200) {
                        statuses = response.body() as ArrayList<Status>?
                        if(!statuses.isNullOrEmpty()) {
                            for (status in statuses!!) {
                                newPosts.add(Post(status))
                            }
                            setContent(newPosts)
                        }

                    }
                }

                override fun onFailure(call: Call<List<Status>>, t: Throwable) {
                    Log.e("HomeFragment", t.toString())
                }
            })
    }
}