GoodsFragment.kt

package egorikem.mybet.presentation.view.adapters

import android.os.Bundle
import android.support.v4.app.Fragment
import android.support.v7.widget.LinearLayoutManager
import android.support.v7.widget.RecyclerView
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import butterknife.BindView
import butterknife.ButterKnife
import butterknife.Unbinder
import egorikem.mybet.R

/**
 * Created by georgysavatkov on 29/08/2017.
 */
class GoodsFragment : Fragment() {

    //region ButterKnife

    @BindView(R.id.f_goods_recyclerview)
    lateinit var recyclerView: RecyclerView

    private lateinit var unbinder: Unbinder

    //endregion

    //region Components

    private var adapter: GoodsAdapter? = null

    //endregion

    override fun onCreateView(inflater: LayoutInflater?, container: ViewGroup?, savedInstanceState: Bundle?): View? {
        val view = inflater!!.inflate(R.layout.f_goods, container, false)

        unbinder = ButterKnife.bind(this, view)

        // Define layout manager
        recyclerView.layoutManager = LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false)
        // Initialize adapter
        adapter = GoodsAdapter(
                dataSet = mutableListOf(),
                callback = object : GoodsAdapter.Callback {
                    override fun onNormalGoodClick(data: Good) {
                        // Normal click!
                    }

                    override fun onSaleGoodClick(data: Good) {
                        // Sale click!
                    }
                })
        // Set adapter
        recyclerView.adapter = adapter

        // Put some goods in it!
        adapter?.addCollection(
                listOf(
                        Good(name = "Regular", saleAmount = 0, price = 100),
                        Good(name = "Wow that's on sale", saleAmount = 50, price = 100)
                )
        )

        return view
    }

    override fun onDestroyView() {
        super.onDestroyView()
        unbinder.unbind()
    }
}

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