보유중인 농장 아이템 클릭 에러

[KJ-Hyeon]

-- Adapter --
package com.example.farmus_application.ui.farm

import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.databinding.DataBindingUtil
import androidx.recyclerview.widget.ListAdapter
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.RecyclerView
import com.bumptech.glide.Glide
import com.example.farmus_application.R
import com.example.farmus_application.databinding.RvMyFarmItemBinding
import com.example.farmus_application.model.farm.myfarm.MyFarmItem

class MyFarmRVAdapter(val onClick: (MyFarmItem) -> Unit) : ListAdapter<MyFarmItem, MyFarmRVAdapter.ViewHolder>(diffUtil) {

private lateinit var binding : RvMyFarmItemBinding
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
    binding = DataBindingUtil.inflate(LayoutInflater.from(parent.context), R.layout.rv_my_farm_item, parent, false )
    return ViewHolder(binding)
}

override fun onBindViewHolder(holder: ViewHolder, position: Int) {
    holder.bind(currentList[position])
}

inner class ViewHolder(private val binding: RvMyFarmItemBinding) : RecyclerView.ViewHolder(binding.root) {
    fun bind(item : MyFarmItem){
        binding.myFarmItem = item

        if (item.Picture_url == null) {
            Glide.with(binding.ivItemImg)
                .load(R.drawable.farm_image_example)
                .centerCrop()
                .into(binding.ivItemImg)

        } else {
            Glide.with(binding.ivItemImg)
                .load(item.Picture_url)
                .centerCrop()
                .into(binding.ivItemImg)
        }

        binding.root.setOnClickListener {
            onClick(item)
        }
    }
}
companion object{
    val diffUtil = object: DiffUtil.ItemCallback<MyFarmItem>(){
        override fun areItemsTheSame(
            oldItem: MyFarmItem,
            newItem: MyFarmItem
        ): Boolean {
            return oldItem.FarmID == newItem.FarmID
        }

        override fun areContentsTheSame(
            oldItem: MyFarmItem,
            newItem: MyFarmItem
        ): Boolean {
            return oldItem == newItem
        }

    }
}

}

-- Fragment --
package com.example.farmus_application.ui.farm

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 androidx.lifecycle.ViewModelProvider
import androidx.recyclerview.widget.LinearLayoutManager
import com.example.farmus_application.databinding.FragmentFarmTab2Binding
import com.example.farmus_application.repository.UserPrefsStorage
import com.example.farmus_application.ui.MainActivity
import com.example.farmus_application.ui.account.EnrollFarmerFragment
import com.example.farmus_application.utilities.JWTUtils
import com.example.farmus_application.viewmodel.farm.FarmListViewModel

// TODO: Rename parameter arguments, choose names that match
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
private const val ARG_PARAM1 = "param1"
private const val ARG_PARAM2 = "param2"

/**

• A simple [Fragment] subclass.

• Use the [MyFarmListFragment.newInstance] factory method to

• create an instance of this fragment.
  */
  class MyFarmListFragment : Fragment() {

  private lateinit var binding: FragmentFarmTab2Binding
  private lateinit var farmListViewModel: FarmListViewModel

  // TODO: Rename and change types of parameters
  private var param1: String? = null
  private var param2: String? = null
  private val jwtToken = UserPrefsStorage.accessToken
  // 농장주가 아니면 리스트 자체를 요청할 필요가 없다 (C: client, F: Farmer)
  private val role = JWTUtils.decoded(jwtToken.toString())?.tokenBody?.role ?: ""

  override fun onCreate(savedInstanceState: Bundle?) {
  super.onCreate(savedInstanceState)
  arguments?.let {
  param1 = it.getString(ARG_PARAM1)
  param2 = it.getString(ARG_PARAM2)
  }
  }

  override fun onCreateView(
  inflater: LayoutInflater, container: ViewGroup?,
  savedInstanceState: Bundle?
  ): View {
  // Inflate the layout for this fragment
  binding = FragmentFarmTab2Binding.inflate(layoutInflater, container, false)
  farmListViewModel = ViewModelProvider(this)[FarmListViewModel::class.java]

   return binding.root
  

  }

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

   viewVisibility(role)
  
   Log.e("UserToken:","$jwtToken")
   farmListViewModel.getMyFarmList()
  
   val myFarmAdapter = MyFarmRVAdapter() {
       val farmerFarmDetailFragment = FarmerFarmDetailFragment()
       val bundle = Bundle().apply {
           putInt("farmId",it.FarmID)
       }
       farmerFarmDetailFragment.arguments = bundle
       (activity as MainActivity).changeFragmentAddToBackStack(farmerFarmDetailFragment)
   }
  
   farmListViewModel.myFarmRes.observe(viewLifecycleOwner) { response ->
       Log.e("myFarmRes:","$response")
       myFarmAdapter.submitList(response.myFarmList)
   }
  
   binding.rvTab2.apply {
       adapter = myFarmAdapter
       layoutManager = LinearLayoutManager(requireContext())
   }
  
   binding.emptyMyFarmButton.setOnClickListener {
       (activity as MainActivity).changeFragmentAddToBackStack(EnrollFarmerFragment())
   }
  

  }

  private fun viewVisibility(role: String) {
  if (role == "C") {
  binding.emptyMyFarmText.visibility = View.VISIBLE
  binding.emptyMyFarmButton.visibility = View.VISIBLE
  binding.rvTab2.visibility = View.GONE
  binding.floatingActionButton.visibility = View.GONE
  } else {
  binding.emptyMyFarmText.visibility = View.GONE
  binding.emptyMyFarmButton.visibility = View.GONE
  binding.rvTab2.visibility = View.VISIBLE
  binding.floatingActionButton.visibility = View.VISIBLE
  }
  }

  companion object {
  /**
  * Use this factory method to create a new instance of
  * this fragment using the provided parameters.
  *
  * @param param1 Parameter 1.
  * @param param2 Parameter 2.
  * @return A new instance of fragment Tab2Fragment.
  */
  // TODO: Rename and change types and number of parameters
  @JvmStatic
  fun newInstance(param1: String, param2: String) =
  MyFarmListFragment().apply {
  arguments = Bundle().apply {
  putString(ARG_PARAM1, param1)
  putString(ARG_PARAM2, param2)
  }
  }
  }
  }