package com.covalima.rekomendasaunaihan.ui.aihan

import android.content.Intent
import android.os.Bundle
import android.view.View
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.recyclerview.widget.GridLayoutManager
import com.covalima.rekomendasaunaihan.databinding.ActivityAihanFiltruBinding
import com.covalima.rekomendasaunaihan.model.Aihan
import com.covalima.rekomendasaunaihan.model.ApiResponse
import com.covalima.rekomendasaunaihan.network.ApiClient
import com.covalima.rekomendasaunaihan.ui.detail.DetailAihanActivity
import com.covalima.rekomendasaunaihan.ui.home.GridAihanAdapter
import retrofit2.Call
import retrofit2.Callback
import retrofit2.Response

/**
 * Hatudu lista ai-han tradisionál ne'ebé filtradu tuir Kategoria ka
 * Ingredientes ne'ebé utilizadór hili husi "Lista Kategoria" ka
 * "Lista Ingredientes". Sr: click "Da'an" -> hatudu hotu-hotu ai-han
 * ho kategoria "Da'an" (Kaldu Naan, Koto Tisi); click "Akar" -> hatudu
 * ai-han "Akar" ne'ebé uza ingredientes "Akar".
 */
class AihanFiltruActivity : AppCompatActivity() {

    private lateinit var binding: ActivityAihanFiltruBinding
    private lateinit var adapter: GridAihanAdapter

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

        val idKategoria = intent.getIntExtra("id_kategoria", -1).takeIf { it > 0 }
        val idIngredientes = intent.getIntExtra("id_ingredientes", -1).takeIf { it > 0 }
        val naranGrupu = intent.getStringExtra("naran_grupu") ?: "-"
        val tipuGrupu = intent.getStringExtra("tipu_grupu") ?: "Kategoria"

        setSupportActionBar(binding.toolbar)
        supportActionBar?.setDisplayHomeAsUpEnabled(true)
        supportActionBar?.title = "$tipuGrupu: $naranGrupu"
        binding.toolbar.setNavigationOnClickListener { finish() }

        adapter = GridAihanAdapter(emptyList()) { aihan ->
            val intent = Intent(this, DetailAihanActivity::class.java)
            intent.putExtra("id_aihan", aihan.idAihan)
            // Se liu husi filtru Ingredientes, hatudu FOTO RESEP iha Detalhe
            if (idIngredientes != null) {
                intent.putExtra("uza_foto_resep", true)
            }
            startActivity(intent)
        }
        binding.rvAihanFiltru.layoutManager = GridLayoutManager(this, 2)
        binding.rvAihanFiltru.adapter = adapter

        loadAihan(idKategoria, idIngredientes)
    }

    private fun loadAihan(idKategoria: Int?, idIngredientes: Int?) {
        binding.progressBar.visibility = View.VISIBLE
        binding.tvEmpty.visibility = View.GONE

        ApiClient.apiService.getListAihanTuirFiltru(idKategoria, idIngredientes)
            .enqueue(object : Callback<ApiResponse<List<Aihan>>> {
                override fun onResponse(
                    call: Call<ApiResponse<List<Aihan>>>,
                    response: Response<ApiResponse<List<Aihan>>>
                ) {
                    binding.progressBar.visibility = View.GONE
                    val data = response.body()?.data ?: emptyList()

                    if (data.isEmpty()) {
                        binding.tvEmpty.visibility = View.VISIBLE
                        binding.tvSubtitulu.text = "0 ai-han hetan"
                    } else {
                        binding.tvSubtitulu.text = "${data.size} ai-han hetan"
                        adapter.updateData(data)
                    }
                }

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