package oppen.tva.ui

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.view.inputmethod.EditorInfo
import androidx.activity.viewModels
import androidx.databinding.DataBindingUtil
import androidx.recyclerview.widget.LinearLayoutManager
import oppen.tva.R
import oppen.tva.databinding.ActivityTvaBinding
import oppen.tva.io.TvaState
import oppen.tva.io.history.CacheInterface
import oppen.tva.ui.gemtext.GemtextAdapter

class TvaActivity : AppCompatActivity() {

    private val model by viewModels<TvaViewModel>()
    private lateinit var binding: ActivityTvaBinding
    private val adapter = GemtextAdapter{ uri ->
        model.request(uri)
    }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = DataBindingUtil.setContentView(this, R.layout.activity_tva)
        binding.viewmodel = model
        binding.lifecycleOwner = this

        binding.gemtextRecycler.layoutManager = LinearLayoutManager(this)
        binding.gemtextRecycler.adapter = adapter

        model.initialise(CacheInterface.default(this)){ state ->
            when(state){
                is TvaState.AppQuery -> TODO()
                is TvaState.Requesting -> TODO()
                is TvaState.NotGeminiRequest -> TODO()
                is TvaState.GeminiResponse -> renderGemtext(state)
                TvaState.GeminiPrintWriterError -> TODO()
            }
        }

        binding.addressEdit.setOnEditorActionListener { _, actionId, _ ->
            when (actionId) {
                EditorInfo.IME_ACTION_GO -> {
                    model.request(binding.addressEdit.text.toString())
                    return@setOnEditorActionListener true
                }
                else -> return@setOnEditorActionListener false
            }
        }
    }

    private fun renderGemtext(state: TvaState.GeminiResponse) = runOnUiThread {
        binding.addressEdit.setText(state.uri.toString())
        adapter.render(state.lines)
    }
}