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/*
* MIT License
*
* Copyright (c) 2017 Anders Mikkelsen
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
@file:Suppress("UnstableApiUsage", "UnstableApiUsage", "UnstableApiUsage", "UnstableApiUsage")
package com.nannoq.tools.fcm.server
import com.google.common.net.MediaType
import com.nannoq.tools.cluster.apis.APIManager
import com.nannoq.tools.fcm.server.FcmServer.Companion.GCM_DEVICE_GROUP_HTTP_ENDPOINT_COMPLETE
import com.nannoq.tools.fcm.server.data.FcmDevice
import com.nannoq.tools.repository.repository.redis.RedisUtils
import io.vertx.core.AsyncResult
import io.vertx.core.Future.failedFuture
import io.vertx.core.Handler
import io.vertx.core.Vertx
import io.vertx.core.http.HttpClientOptions
import io.vertx.core.http.HttpHeaders
import io.vertx.core.json.Json
import io.vertx.core.json.JsonObject
import io.vertx.core.logging.LoggerFactory
import io.vertx.redis.RedisClient
import java.util.function.Consumer
/**
* @author Anders Mikkelsen
* @version 31.03.2016
*/
class DeviceGroupManager internal constructor(
private val server: FcmServer,
private val sender: MessageSender,
private val redisClient: RedisClient,
private val GCM_SENDER_ID: String,
private val GCM_API_KEY: String
) {
private val logger = LoggerFactory.getLogger(DeviceGroupManager::class.java.simpleName)
fun addDeviceToDeviceGroupForUser(
device: FcmDevice,
appPackageName: String,
channelKeyName: String,
fcmId: String
) {
addDeviceToDeviceGroup(device, channelKeyName, Handler {
when {
it.failed() -> logger.error("Could not add device to device group...")
else -> {
logger.info("User updated, device added...")
sender.replyWithSuccessfullDeviceRegistration(appPackageName, fcmId)
logger.info("Sent message of correct device registration...")
}
}
})
}
private fun addDeviceToDeviceGroup(device: FcmDevice, channelKeyName: String, resultHandler: Handler>) {
RedisUtils.performJedisWithRetry(redisClient) { redis ->
redis.hgetall(channelKeyName) { hGetAllResult ->
when {
hGetAllResult.failed() -> {
logger.error("Unable to get Channelmap...")
resultHandler.handle(failedFuture(hGetAllResult.cause()))
}
else -> {
val jsonMap = Json.decodeValue(hGetAllResult.result().encode(), Map::class.java)
val channelMap = mutableMapOf()
@Suppress("UNCHECKED_CAST")
if (jsonMap != null) channelMap.putAll(jsonMap as Map)
val notificationKeyName = device.notificationKeyName
val key = channelMap[notificationKeyName]
when (key) {
null -> {
val creationJson = Json.encode(MessageSender.createDeviceGroupCreationJson(
notificationKeyName, device.fcmId))
logger.info("Creation Json is: " + Json.encodePrettily(creationJson))
val url = GCM_DEVICE_GROUP_HTTP_ENDPOINT_COMPLETE
APIManager.performRequestWithCircuitBreaker(resultHandler, Handler {
val opt = HttpClientOptions()
.setSsl(true)
logger.info("Creation for: $url")
val req = server.vertx.createHttpClient(opt).postAbs(url) { clientResponse ->
val status = clientResponse.statusCode()
logger.info("Create Group response: " + (status == 200))
when (status) {
200 -> clientResponse.bodyHandler { bodyBuffer ->
logger.info("Device Group Created...")
val body = bodyBuffer.toJsonObject()
logger.info("Response from GCM: " + Json.encodePrettily(body))
val notificationKey = body.getString("notification_key")
it.complete(java.lang.Boolean.TRUE)
doDeviceGroupResult(
notificationKey, channelMap,
device, notificationKeyName, channelKeyName,
resultHandler)
}
else -> clientResponse.bodyHandler { body ->
logger.error(clientResponse.statusMessage())
logger.error(body.toString())
logger.fatal("Could not create Device Group for " +
notificationKeyName + " with " + "id: " +
device.fcmId)
logger.fatal("Attempting adding...")
it.fail(UnknownError("Could not create Device Group for " +
notificationKeyName + " with " + "id: " +
device.fcmId))
doDeviceGroupResult(null, channelMap,
device, notificationKeyName, channelKeyName,
resultHandler)
}
}
}.exceptionHandler { message ->
logger.error("HTTP Error: $message")
it.fail(message)
}
req.putHeader(HttpHeaders.AUTHORIZATION, "key=$GCM_API_KEY")
req.putHeader(HttpHeaders.CONTENT_TYPE, MediaType.JSON_UTF_8.toString())
req.putHeader("project_id", GCM_SENDER_ID)
req.end(creationJson)
}) { logger.error("Failed DeviceGroupAdd: $it") }
}
else -> addToGroup(device.fcmId, notificationKeyName, key, resultHandler)
}
}
}
}
}
}
private fun doDeviceGroupResult(
notificationKey: String?,
channelMap: MutableMap,
device: FcmDevice,
notificationKeyName: String,
channelKeyName: String,
resultHandler: Handler>
) {
logger.info("New key for device group is: " + notificationKey!!)
@Suppress("SENSELESS_COMPARISON")
when (notificationKey) {
null -> {
val checkKey = Consumer {
when {
it != null -> setNewKey(device, channelKeyName, channelMap, notificationKeyName, it, resultHandler)
else -> resultHandler.handle(failedFuture(IllegalArgumentException("Could not fetch key...")))
}
}
val httpResultHandler = Handler> {
when {
it.succeeded() ->
when {
it.result() != null -> logger.info("Completed Fetch key...")
else -> logger.error("Failed Fetch key...")
}
else -> logger.error("Failed Fetch key...")
}
checkKey.accept(it.result())
}
val url = "$GCM_DEVICE_GROUP_HTTP_ENDPOINT_COMPLETE?notification_key_name=$notificationKeyName"
APIManager.performRequestWithCircuitBreaker(httpResultHandler, Handler {
val options = HttpClientOptions()
.setSsl(true)
logger.info("Querying: $url")
val req = Vertx.currentContext().owner().createHttpClient(options).getAbs(url) { res ->
val status = res.statusCode()
logger.info("Fetch Notification key response: " + (status == 200))
when {
status != 200 -> {
res.bodyHandler { body ->
logger.error(res.statusMessage())
logger.error(body.toString())
}
it.fail(UnknownError(res.statusMessage()))
}
else -> res.bodyHandler { body ->
val bodyObject = body.toJsonObject()
logger.info("Response from GCM: " + Json.encodePrettily(bodyObject))
it.complete(bodyObject.getString("notification_key"))
}
}
}.exceptionHandler { message ->
logger.error("HTTP Auth ERROR: $message")
it.fail(message)
}
req.putHeader(HttpHeaders.AUTHORIZATION, "key=$GCM_API_KEY")
req.putHeader(HttpHeaders.CONTENT_TYPE, MediaType.JSON_UTF_8.toString())
req.putHeader("project_id", GCM_SENDER_ID)
req.end()
}) { logger.error("HttpFetchFailed: $it") }
}
else -> setNewKey(device, channelKeyName, channelMap,
notificationKeyName, notificationKey, resultHandler)
}
}
private fun setNewKey(
device: FcmDevice,
channelKeyName: String,
channelMap: MutableMap,
notificationKeyName: String,
newNotificationKey: String?,
resultHandler: Handler>
) {
if (newNotificationKey != null) channelMap[notificationKeyName] = newNotificationKey
val mapAsJson = JsonObject(Json.encode(channelMap))
RedisUtils.performJedisWithRetry(redisClient) { redis ->
redis.hmset(channelKeyName, mapAsJson) {
when {
it.failed() -> logger.error("Failed to set hm for device group...")
else -> addToGroup(device.fcmId, notificationKeyName, newNotificationKey, resultHandler)
}
}
}
}
private fun addToGroup(
fcmId: String,
keyName: String,
key: String?,
resultHandler: Handler>
) {
val addJson = Json.encode(MessageSender.createAddDeviceGroupJson(fcmId, keyName, key))
val url = GCM_DEVICE_GROUP_HTTP_ENDPOINT_COMPLETE
APIManager.performRequestWithCircuitBreaker(resultHandler, Handler {
val opts = HttpClientOptions()
.setSsl(true)
val req = server.vertx.createHttpClient(opts).postAbs(url) { clientResponse ->
val status = clientResponse.statusCode()
logger.info("Add To Group response: " + (status == 200))
if (status != 200) {
clientResponse.bodyHandler { body ->
logger.error(clientResponse.statusMessage())
logger.error(body.toString())
}
}
it.complete(status == 200)
}.exceptionHandler { message ->
logger.error(message)
it.fail(message)
}
req.putHeader(HttpHeaders.AUTHORIZATION, "key=$GCM_API_KEY")
req.putHeader(HttpHeaders.CONTENT_TYPE, MediaType.JSON_UTF_8.toString())
req.putHeader("project_id", GCM_SENDER_ID)
req.end(addJson)
}) {
logger.error("Failed Add to Group...")
resultHandler.handle(failedFuture(IllegalArgumentException()))
}
}
}
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