FindPostcodeActivity

FindPostcodeActivity.kt

class FindPostcodeActivity : KAusPostActivity() {

    @Inject
    lateinit var mgr: BranchLocationManager
    
    lateinit var searchText: EditText

    lateinit var listAdapter: BranchLocationPageAdapter

    public override fun doOnCreate(savedInstanceState: Bundle?) {
        setContentView(R.layout.activity_find_postcode)
        Toothpick.inject(this, appScope)
        setupList()
        setupSearchView()
    }

    private fun setupSearchView() {
         searchText.textChanges()
                .debounce(300, TimeUnit.MILLISECONDS, AndroidSchedulers.mainThread())
                .subscribe { text: CharSequence ->
                    loadList(text.toString())
                } 
    }
    
    private fun setupList() {
        text_no_results.visibility = View.GONE
        loadList("")
    }

    private fun setupListAdapter() {
        listAdapter = BranchLocationPageAdapter(this)

        with(list_postcode) {
            adapter = listAdapter
            visibility = View.GONE
            setHasFixedSize(true)
            layoutManager = LinearLayoutManager(this@FindPostcodeActivity)
        }
    }

    private fun loadList(filterKeyword: String) {
        setupListAdapter()

        val postcodeList = RxPagedListBuilder(mgr.pageByKeyword(filterKeyword), PagedList.Config
                .Builder()
                .setPageSize(1500)
                .setEnablePlaceholders(true)
                .build())
                .buildFlowable(BackpressureStrategy.LATEST)

        postcodeList.compose(defaultOptions())
                .autoDisposable()
                .subscribe {
                    val hasResult = it?.isNotEmpty() ?: false
                    displayList(hasResult)
                    listAdapter.submitList(it)
                }
    }
}