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Simple-Calendar
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fetch previous events at scrolling to the top

This commit is contained in:
tibbi 2018-05-07 12:11:55 +02:00
parent f00106b671
commit f943358e8c
2 changed files with 23 additions and 5 deletions
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2
app/build.gradle
View File

@ -46,7 +46,7 @@ ext {
}
dependencies {
implementation 'com.simplemobiletools:commons:3.21.10'
implementation 'com.simplemobiletools:commons:3.21.11'
implementation 'joda-time:joda-time:2.9.9'
implementation 'com.facebook.stetho:stetho:1.5.0'
implementation 'com.android.support:multidex:1.0.3'

26
app/src/main/kotlin/com/simplemobiletools/calendar/fragments/EventListFragment.kt
View File

@ -69,13 +69,18 @@ class EventListFragment : MyFragmentHolder(), RefreshRecyclerViewListener {
maxFetchedTS = DateTime().plusMonths(6).seconds()
context!!.dbHelper.getEvents(minFetchedTS, maxFetchedTS) {
receivedEvents(it, false)
if (it.size < 20) {
fetchNextPeriod(false)
if (it.size < 30) {
minFetchedTS -= FETCH_INTERVAL
maxFetchedTS += FETCH_INTERVAL
context!!.dbHelper.getEvents(minFetchedTS, maxFetchedTS) {
mEvents = it
receivedEvents(mEvents, false, true)
}
}
}
}
private fun receivedEvents(events: ArrayList<Event>, scrollAfterUpdating: Boolean) {
private fun receivedEvents(events: ArrayList<Event>, scrollAfterUpdating: Boolean, forceRecreation: Boolean = false) {
if (context == null || activity == null) {
return
}
@ -92,7 +97,7 @@ class EventListFragment : MyFragmentHolder(), RefreshRecyclerViewListener {
activity?.runOnUiThread {
val currAdapter = mView.calendar_events_list.adapter
if (currAdapter == null) {
if (currAdapter == null || forceRecreation) {
EventListAdapter(activity as SimpleActivity, listItems, true, this, mView.calendar_events_list) {
if (it is ListEvent) {
editEvent(it)
@ -102,6 +107,10 @@ class EventListFragment : MyFragmentHolder(), RefreshRecyclerViewListener {
}
mView.calendar_events_list.endlessScrollListener = object : MyRecyclerView.EndlessScrollListener {
override fun updateTop() {
fetchPreviousPeriod()
}
override fun updateBottom() {
fetchNextPeriod(true)
}
@ -131,6 +140,15 @@ class EventListFragment : MyFragmentHolder(), RefreshRecyclerViewListener {
}
}
private fun fetchPreviousPeriod() {
val oldMinFetchedTS = minFetchedTS - 1
minFetchedTS -= FETCH_INTERVAL
context!!.dbHelper.getEvents(minFetchedTS, oldMinFetchedTS) {
mEvents.addAll(0, it)
receivedEvents(mEvents, false)
}
}
private fun fetchNextPeriod(scrollAfterUpdating: Boolean) {
val oldMaxFetchedTS = maxFetchedTS + 1
maxFetchedTS += FETCH_INTERVAL