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package net.lacolaco.smileessence
import android.content.ContentValues
import android.content.Intent
import android.graphics.Bitmap
import android.graphics.drawable.Drawable
import android.support.annotation.StringRes
import android.support.design.widget.Snackbar
import android.view.View
import com.beust.klaxon.JsonArray
import com.beust.klaxon.JsonObject
import com.beust.klaxon.Parser
import com.beust.klaxon.json
import com.bumptech.glide.Glide
import com.bumptech.glide.request.Request
import com.bumptech.glide.request.RequestOptions
import com.bumptech.glide.request.target.SizeReadyCallback
import com.bumptech.glide.request.target.Target
import com.bumptech.glide.request.transition.Transition
import net.lacolaco.smileessence.activity.MainActivity
import net.lacolaco.smileessence.data.PageInfo
import net.lacolaco.smileessence.entity.Event
import net.lacolaco.smileessence.entity.SavedSearch
import net.lacolaco.smileessence.entity.Tweet
import net.lacolaco.smileessence.entity.User
import net.lacolaco.smileessence.twitter.*
import net.lacolaco.smileessence.util.launchBg
import net.lacolaco.smileessence.util.launchUi
import twitter4j.Twitter
import twitter4j.TwitterFactory
import twitter4j.auth.AccessToken
import twitter4j.conf.ConfigurationBuilder
import java.lang.ref.WeakReference
import java.util.*
import kotlin.coroutines.experimental.suspendCoroutine
/**
* World contains data that are specific to a profile.
*/
class World private constructor(private val persistentData: PersistentData) {
val id = persistentData.id
val user: User = User.makeSkeletonForInternalUseOnly(id, persistentData.screenName,
persistentData.profileImageUrl)
// XXX: Workaround for a bug in Android
var mainActivityIntent: Intent? = null
// Timelines
private val tweets = HashMap<Long, Tweet>()
private val tweetNotifiers = WeakHashMap<Any, (Tweet) -> Unit>()
// Events
private val events = ArrayList<Event>()
private val eventNotifiers = WeakHashMap<Any, (Event) -> Unit>()
// Streaming
private lateinit var stream: PoePoeStreaming
// Lists
val listSubscriptions = HashSet<String>()
// Mute
private val muteUserIds = HashSet<Long>()
// Saved searches
val savedSearches = HashMap<Long, SavedSearch>()
// Notification
private var mainActivity: WeakReference<MainActivity>? = null
private var isMainActivityActive: Boolean = false
// Pages
val pages = persistentData.pageInfos
// Startup
private var initialized = false
fun setup() {
if (initialized)
return
initialized = true
launchBg {
try {
listSubscriptions += getUserListsAsync().await()
} catch (e: TwitterTaskException) {
}
}
launchBg {
try {
val blockIds = getBlocksIdsAsync()
val muteIds = getMutesIdsAsync()
muteUserIds += blockIds.await()
muteUserIds += muteIds.await()
} catch (e: TwitterTaskException) {
}
}
launchBg {
try {
val ssl = getSavedSearchesAsync().await()
savedSearches.clear()
for (ss in ssl)
savedSearches[ss.id] = ss
} catch (e: TwitterTaskException) {
}
}
launchBg {
try {
val jobs = listOf(getHomeTimelineAsync(), getMentionsTimelineAsync())
jobs.forEach { addTweetAll(it.await()) }
} catch (e: TwitterTaskException) {
notifyError(R.string.notice_error_get_home)
}
}
stream = PoePoeStreaming(this)
stream.start()
}
fun refreshStream() {
stream.stop()
stream.start()
}
private var refreshUserCallback: (() -> Unit)? = null
fun refreshUser(callback: () -> Unit) {
synchronized(this) {
if (refreshUserCallback == null) {
refreshUserCallback = callback
} else {
val orig = refreshUserCallback!!
refreshUserCallback = { orig(); callback() }
}
}
launchBg {
try {
getUserAsync(id).await()
} catch (e: TwitterTaskException) {
}
synchronized(this@World) {
refreshUserCallback.also { refreshUserCallback = null }
}!!()
}
}
suspend fun getProfileImageBitmap(size: Int) = suspendCoroutine<Bitmap> { cont ->
Glide.with(Application.instance)
.asBitmap()
.load(user.profileImageUrl)
.apply(RequestOptions().fitCenter().override(size, size))
.into(object : Target<Bitmap> {
private var req: Request? = null
override fun onLoadStarted(placeholder: Drawable?) {
}
override fun getSize(cb: SizeReadyCallback) {
}
override fun getRequest(): Request? {
return req
}
override fun onStop() {
}
override fun setRequest(request: Request?) {
req = request
}
override fun removeCallback(cb: SizeReadyCallback) {
cb.onSizeReady(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
}
override fun onLoadCleared(placeholder: Drawable?) {
}
override fun onStart() {
}
override fun onDestroy() {
}
override fun onResourceReady(resource: Bitmap, tran: Transition<in Bitmap>?) {
cont.resume(resource)
}
override fun onLoadFailed(errorDrawable: Drawable?) {
cont.resumeWithException(
RuntimeException("Profile image could not be loaded"))
}
})
}
fun checkpoint() = launchBg {
persistentData.screenName = user.screenName
persistentData.profileImageUrl = user.profileImageUrl
persistentData.save()
}
var twitterEventStreamEndpoint
get() = persistentData.twitterEventStreamEndpoint
set(value) {
persistentData.twitterEventStreamEndpoint = value
}
var useDarkTheme
get() = persistentData.themeIndex == 0
set(value) {
persistentData.themeIndex = if (value) 0 else 1
}
var themeColor
get() = persistentData.themeColor
set(value) {
persistentData.themeColor = value
}
val twitter: Twitter
get() {
val cb = ConfigurationBuilder()
cb.setTweetModeExtended(true)
val twitter = TwitterFactory(cb.build()).instance
twitter.oAuthAccessToken = AccessToken(
persistentData.oauthToken, persistentData.oauthTokenSecret)
return twitter
}
// MainActivity holder
fun setMainActivity(activity: MainActivity) {
mainActivity = WeakReference(activity)
}
fun getMainActivity(): MainActivity? = mainActivity?.get()
fun setMainActivityActive(yes: Boolean) {
isMainActivityActive = yes
}
// Timelines
@Synchronized
fun addTimeline(key: Any, callback: (Tweet) -> Unit) {
for ((_, item) in tweets)
callback(item)
tweetNotifiers[key] = callback
}
@Synchronized
fun addTweet(item: Tweet) {
tweets[item.id] = item
for ((_, callback) in tweetNotifiers)
callback(item)
}
@Synchronized
fun addTweetAll(collection: Collection<Tweet>) {
for (item in collection) {
tweets[item.id] = item
for ((_, callback) in tweetNotifiers)
callback(item)
}
}
// Events
@Synchronized
fun addEventNotifier(key: Any, notify: (Event) -> Unit) {
for (item in events)
notify(item)
eventNotifiers[key] = notify
}
private fun addEvent(item: Event) {
events.add(item)
for ((_, callback) in eventNotifiers)
callback(item)
}
// Streaming APIs
val isStreaming: Boolean
get() = stream.connected
// Notifications
fun notify(text: String) {
notify(Event.SimpleEvent("INFO", text))
}
fun notify(@StringRes resId: Int, vararg formatArgs: Any) {
notify(Application.instance.getString(resId, *formatArgs))
}
fun notifyError(text: String) {
notify(Event.SimpleEvent("ALERT", text))
}
fun notifyError(@StringRes resId: Int, vararg formatArgs: Any) {
notifyError(Application.instance.getString(resId, *formatArgs))
}
fun notify(event: Event) {
launchUi {
if (isMainActivityActive) {
val view: View = mainActivity!!.get()!!.findViewById(android.R.id.content)
Logger.debug("notify(snackbar): ${event.summary}")
Snackbar.make(view, event.summary, Snackbar.LENGTH_SHORT).show()
} else {
Logger.debug(String.format("notify(toast): %s", event.summary))
Application.toast(event.summary)
}
addEvent(event)
}
}
companion object {
private val cache = LinkedHashMap<Long, World>()
operator fun get(i: Long) =
cache[i] ?: throw IllegalStateException("[BUG] World with id == $i not found")
fun all() = ArrayList(cache.values)
fun load() {
if (cache.isNotEmpty())
throw IllegalStateException("World.load called twice")
PersistentData.fetchAll().forEach { cache[it.id] = World(it) }
Logger.info("Loaded ${cache.size} profiles")
}
fun register(token: String, tokenSecret: String, userId: Long, screenName: String): World {
val world = cache[userId]
?: World(PersistentData(userId, token, tokenSecret, screenName))
world.persistentData.oauthToken = token
world.persistentData.oauthTokenSecret = tokenSecret
world.persistentData.screenName = screenName
world.persistentData.save()
cache[userId] = world
return world
}
}
private class PersistentData(
val id: Long,
var oauthToken: String,
var oauthTokenSecret: String,
var screenName: String,
var profileImageUrl: String = User.DEFAULT_PROFILE_IMAGE_URL,
var pageInfos: MutableList<PageInfo> = makeDefaultPageInfos(screenName),
var themeIndex: Int = 0,
var themeColor: Int = 0,
var twitterEventStreamEndpoint: String = "https://userstream.herokuapp.com/stream"
) {
fun save() {
val values = ContentValues()
values.put("id", id)
values.put("oauth_token", oauthToken)
values.put("oauth_token_secret", oauthTokenSecret)
values.put("screen_name", screenName)
values.put("profile_image_url", profileImageUrl)
values.put("page_infos", stringifyPageInfos())
values.put("theme", themeIndex)
values.put("theme_color", themeColor)
values.put("twitter_event_stream_endpoint", twitterEventStreamEndpoint)
if (Application.instance.db.replaceOrThrow("profiles", null, values) == -1L)
throw RuntimeException("SQLiteDatabase#replaceOrThrow failed")
}
private fun stringifyPageInfos(): String {
return json {
array(pageInfos.filterNot { it.ephemeral }.map { PageInfo.toJsonObject(it) })
}.toJsonString()
}
companion object {
private fun makeDefaultPageInfos(screenName: String): MutableList<PageInfo> {
val ret = arrayListOf<PageInfo>()
ret.add(PageInfo.EventsPageInfo())
ret.add(PageInfo.ComposePageInfo())
ret.add(PageInfo.TweetsPageInfo("Home", arrayListOf("")))
ret.add(PageInfo.TweetsPageInfo("Mentions", arrayListOf("@$screenName")))
ret.add(PageInfo.SearchPageInfo(""))
ret.add(PageInfo.ListPageInfo(null))
return ret
}
private fun parsePageInfos(input: String): MutableList<PageInfo> {
val json = Parser().parse(StringBuilder(input)) as JsonArray<*>
return json.map { PageInfo.fromJsonObject(it as JsonObject) }.toMutableList()
}
fun fetchAll(): List<PersistentData> {
val ret = arrayListOf<PersistentData>()
Application.instance.db.query("profiles", null, null, null, null, null, null).use { cursor ->
while (cursor != null && cursor.moveToNext()) {
ret.add(PersistentData(
id = cursor.getLong(
cursor.getColumnIndexOrThrow("id")),
oauthToken = cursor.getString(
cursor.getColumnIndexOrThrow("oauth_token")),
oauthTokenSecret = cursor.getString(
cursor.getColumnIndexOrThrow("oauth_token_secret")),
screenName = cursor.getString(
cursor.getColumnIndexOrThrow("screen_name")),
profileImageUrl = cursor.getString(
cursor.getColumnIndexOrThrow("profile_image_url")),
pageInfos = parsePageInfos(cursor.getString(
cursor.getColumnIndexOrThrow("page_infos"))),
themeIndex = cursor.getInt(
cursor.getColumnIndexOrThrow("theme")),
themeColor = cursor.getInt(
cursor.getColumnIndexOrThrow("theme_color")),
twitterEventStreamEndpoint = cursor.getString(
cursor.getColumnIndexOrThrow("twitter_event_stream_endpoint"))
))
}
}
return ret
}
}
}
}
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