package nya.kitsunyan.foxydroid.screen

import android.database.Cursor
import android.os.Bundle
import android.view.LayoutInflater
import android.view.MenuItem
import android.view.View
import android.view.ViewGroup
import android.widget.FrameLayout
import android.widget.Toolbar
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import nya.kitsunyan.foxydroid.R
import nya.kitsunyan.foxydroid.database.CursorOwner
import nya.kitsunyan.foxydroid.service.Connection
import nya.kitsunyan.foxydroid.service.SyncService
import nya.kitsunyan.foxydroid.utility.Utils

class RepositoriesFragment: ScreenFragment(), CursorOwner.Callback {
  private var recyclerView: RecyclerView? = null

  private val syncConnection = Connection(SyncService::class.java)

  override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
    return inflater.inflate(R.layout.fragment, container, false).apply {
      val content = findViewById<FrameLayout>(R.id.fragment_content)!!
      content.addView(RecyclerView(content.context).apply {
        id = android.R.id.list
        layoutManager = LinearLayoutManager(context)
        isMotionEventSplittingEnabled = false
        setHasFixedSize(true)
        adapter = RepositoriesAdapter({ screenActivity.navigateRepository(it.id) },
          { repository, isEnabled -> repository.enabled != isEnabled &&
            syncConnection.binder?.setEnabled(repository, isEnabled) == true })
        recyclerView = this
      }, FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT)
    }
  }

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

    syncConnection.bind(requireContext())
    screenActivity.cursorOwner.attach(this, CursorOwner.Request.Repositories)

    val toolbar = view.findViewById<Toolbar>(R.id.toolbar)!!
    screenActivity.onToolbarCreated(toolbar)
    toolbar.setTitle(R.string.repositories)

    toolbar.menu.apply {
      add(R.string.add_repository)
        .setIcon(Utils.getToolbarIcon(toolbar.context, R.drawable.ic_add))
        .setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_ALWAYS)
        .setOnMenuItemClickListener {
          view.post { screenActivity.navigateAddRepository() }
          true
        }
    }
  }

  override fun onDestroyView() {
    super.onDestroyView()

    recyclerView = null

    syncConnection.unbind(requireContext())
    screenActivity.cursorOwner.detach(this)
  }

  override fun onCursorData(request: CursorOwner.Request, cursor: Cursor?) {
    (recyclerView?.adapter as? RepositoriesAdapter)?.cursor = cursor
  }
}