package com.covalima.rekomendasaunaihan.ui.rekomendasi

import android.os.Bundle
import android.view.View
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.recyclerview.widget.LinearLayoutManager
import com.covalima.rekomendasaunaihan.databinding.ActivityPreferensiaBinding
import com.covalima.rekomendasaunaihan.model.ApiResponse
import com.covalima.rekomendasaunaihan.model.PreferensiaRequest
import com.covalima.rekomendasaunaihan.model.Rekomendasi
import com.covalima.rekomendasaunaihan.network.ApiClient
import com.covalima.rekomendasaunaihan.util.DeviceUtil
import retrofit2.Call
import retrofit2.Callback
import retrofit2.Response

/**
 * "Form" Profil Utilizadór — utilizadór hili nia preferénsia rasik
 * (ingredientes, sabor, textura) hanesan Imaculada, Dina no Ana iha
 * Tabela 3.7 husi proposta. Rezultadu hatudu DIRETAMENTE iha okos buton
 * "Hetan Rekomendasaun", iha pájina hanesan (la muda/la navega ba pájina foun).
 */
class PreferensiaActivity : AppCompatActivity() {

    private lateinit var binding: ActivityPreferensiaBinding
    private lateinit var adapter: RekomendasaunHasilAdapter

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = ActivityPreferensiaBinding.inflate(layoutInflater)
        setContentView(binding.root)

        setSupportActionBar(binding.toolbar)
        supportActionBar?.setDisplayHomeAsUpEnabled(true)
        supportActionBar?.title = "Hili Preferénsia Ita Nian"
        binding.toolbar.setNavigationOnClickListener { finish() }

        adapter = RekomendasaunHasilAdapter(emptyList())
        binding.rvRezultadu.layoutManager = LinearLayoutManager(this)
        binding.rvRezultadu.adapter = adapter

        binding.btnHetanRekomendasaun.setOnClickListener { submeteFormuláriu() }
    }

    private fun submeteFormuláriu() {
        val request = PreferensiaRequest(
            ikan = if (binding.cbIkan.isChecked) 1 else 0,
            nan = if (binding.cbNan.isChecked) 1 else 0,
            modo = if (binding.cbModo.isChecked) 1 else 0,
            dosi = if (binding.cbDosi.isChecked) 1 else 0,
            manas = if (binding.cbManas.isChecked) 1 else 0,
            midar = if (binding.cbMidar.isChecked) 1 else 0,
            moruk = if (binding.cbMoruk.isChecked) 1 else 0,
            sin = if (binding.cbSin.isChecked) 1 else 0,
            mamar = if (binding.cbMamar.isChecked) 1 else 0,
            tos = if (binding.cbTos.isChecked) 1 else 0,
            idDevice = DeviceUtil.getDeviceId(this)
        )

        val totalHili = listOf(
            request.ikan, request.nan, request.modo, request.dosi, request.manas,
            request.midar, request.moruk, request.sin, request.mamar, request.tos
        ).sum()

        if (totalHili == 0) {
            Toast.makeText(this, "Favór hili preferénsia  uluk", Toast.LENGTH_SHORT).show()
            return
        }

        // Hatudu área rezultadu (título, divider, progress) no buka pedidu API
        binding.dividerRezultadu.visibility = View.VISIBLE
        binding.tvTituluRezultadu.visibility = View.VISIBLE
        binding.progressBar.visibility = View.VISIBLE
        binding.tvEmpty.visibility = View.GONE

        ApiClient.apiService.getRekomendasiPreferensia(request).enqueue(object : Callback<ApiResponse<List<Rekomendasi>>> {
            override fun onResponse(
                call: Call<ApiResponse<List<Rekomendasi>>>,
                response: Response<ApiResponse<List<Rekomendasi>>>
            ) {
                binding.progressBar.visibility = View.GONE
                val data = response.body()?.data
                if (data.isNullOrEmpty()) {
                    binding.tvEmpty.visibility = View.VISIBLE
                    binding.tvEmpty.text = "Seidauk hetan ai-han ne'ebé kompatível ho preferénsia ne'e."
                } else {
                    binding.tvEmpty.visibility = View.GONE
                    adapter.updateData(data)
                    // Scroll automátiku ba área rezultadu (okos buton) atu utilizadór haree diretamente
                    binding.dividerRezultadu.post {
                        binding.scrollView.smoothScrollTo(0, binding.dividerRezultadu.top)
                    }
                }
            }

            override fun onFailure(call: Call<ApiResponse<List<Rekomendasi>>>, t: Throwable) {
                binding.progressBar.visibility = View.GONE
                binding.tvEmpty.visibility = View.VISIBLE
                binding.tvEmpty.text = "Konesaun falha: ${t.message}"
                Toast.makeText(this@PreferensiaActivity, "Konesaun falha: ${t.message}", Toast.LENGTH_SHORT).show()
            }
        })
    }
}