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Update send message to account for guid returned by servers

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This commit is contained in:
James Magahern
2023-12-10 18:30:56 -08:00
parent 6375900710
commit a8886279c6
7 changed files with 52 additions and 36 deletions
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22
backend/src/main/java/net/buzzert/kordophone/backend/db/CachedChatDatabase.kt
View File

@@ -1,5 +1,6 @@
package net.buzzert.kordophone.backend.db
import android.util.Log
import io.realm.kotlin.MutableRealm
import io.realm.kotlin.Realm
import io.realm.kotlin.RealmConfiguration
@@ -15,6 +16,7 @@ import net.buzzert.kordophone.backend.db.model.toDatabaseConversation
import net.buzzert.kordophone.backend.db.model.toDatabaseMessage
import net.buzzert.kordophone.backend.db.model.toRealmInstant
import net.buzzert.kordophone.backend.model.GUID
import net.buzzert.kordophone.backend.server.REPO_LOG
import java.lang.IllegalArgumentException
import net.buzzert.kordophone.backend.model.Conversation as ModelConversation
import net.buzzert.kordophone.backend.model.Message as ModelMessage
@@ -41,7 +43,15 @@ class CachedChatDatabase (private val realmConfig: RealmConfiguration) {
}
}
private val realm = Realm.open(realmConfig)
private val realm = runCatching {
Realm.open(realmConfig)
}.recover {
// We're just a caching layer, so in the event of a migration error, just delete and start over.
Log.d(REPO_LOG, "Error opening (${it.message}). Recovering by deleting database.")
Realm.deleteRealm(realmConfig)
return@recover Realm.open(realmConfig)
}.getOrThrow()
// Flow for watching changes to the database
val conversationChanges: Flow<List<ModelConversation>>
@@ -122,16 +132,6 @@ class CachedChatDatabase (private val realmConfig: RealmConfiguration) {
}
}
fun clearOutgoingMessages() {
realm.query(Message::class, "isOutgoing == true").find().forEach { message ->
realm.writeBlocking {
findLatest(message)?.let {
delete(it)
}
}
}
}
fun fetchMessages(conversation: ModelConversation): List<ModelMessage> {
val dbConversation = getConversationByGuid(conversation.guid)
return dbConversation.messages.map { it.toMessage(dbConversation.toConversation()) }

3
backend/src/main/java/net/buzzert/kordophone/backend/db/model/Message.kt
View File

@@ -22,7 +22,6 @@ open class Message(
var date: RealmInstant,
var conversationGUID: GUID,
var isOutgoing: Boolean,
): RealmObject
{
constructor() : this(
@@ -31,7 +30,6 @@ open class Message(
sender = null,
date = RealmInstant.now(),
conversationGUID = ObjectId().toString(),
isOutgoing = false,
)
fun toMessage(parentConversation: ModelConversation): ModelMessage {
@@ -53,6 +51,5 @@ fun ModelMessage.toDatabaseMessage(outgoing: Boolean = false): Message {
sender = from.sender
date = from.date.toInstant().toRealmInstant()
conversationGUID = from.conversation.guid
isOutgoing = outgoing
}
}

2
backend/src/main/java/net/buzzert/kordophone/backend/events/MessageDeliveredEvent.kt
View File

@@ -5,7 +5,7 @@ import net.buzzert.kordophone.backend.model.GUID
import net.buzzert.kordophone.backend.model.Message
data class MessageDeliveredEvent(
val guid: GUID,
val message: Message,
val conversation: Conversation,
val requestGuid: GUID,
)

7
backend/src/main/java/net/buzzert/kordophone/backend/server/APIInterface.kt
View File

@@ -25,6 +25,11 @@ data class SendMessageRequest(
val transferGUIDs: List<String>?,
)
data class SendMessageResponse(
@SerializedName("guid")
val sentMessageGUID: String,
)
interface APIInterface {
@GET("/version")
suspend fun getVersion(): ResponseBody
@@ -41,7 +46,7 @@ interface APIInterface {
): Response<List<Message>>
@POST("/sendMessage")
suspend fun sendMessage(@Body request: SendMessageRequest): Response<Void>
suspend fun sendMessage(@Body request: SendMessageRequest): Response<SendMessageResponse>
}
class ResponseDecodeError(val response: ResponseBody): Exception()

36
backend/src/main/java/net/buzzert/kordophone/backend/server/ChatRepository.kt
View File

@@ -65,7 +65,7 @@ class ChatRepository(
private data class OutgoingMessageInfo (
val message: Message,
val conversation: Conversation,
val guid: GUID,
val requestGuid: GUID,
)
private val apiInterface = apiClient.getAPIInterface()
@@ -133,12 +133,6 @@ class ChatRepository(
val serverConversations = fetchConversations()
database.updateConversations(serverConversations)
// Delete outgoing conversations
// This is an unfortunate limitation in that we don't know what outgoing GUIDs are going to
// be before we send them.
// TODO: Keep this in mind when syncing messages after a certain GUID. The outgoing GUIDs are fake.
database.clearOutgoingMessages()
// Sync top N number of conversations' message content
Log.d(REPO_LOG, "Synchronizing messages")
val sortedConversations = conversations.sortedBy { it.date }.reversed()
@@ -198,23 +192,39 @@ class ChatRepository(
while (true) {
val outgoingMessageRequest = outgoingMessageQueue.poll()?.let {
runBlocking {
val guid = it.guid
val message = it.message
val outgoingMessage = it.message
val conversation = it.conversation
val requestGuid = it.requestGuid
Log.d(REPO_LOG, "Sending message to $conversation: $message")
Log.d(REPO_LOG, "Sending message to $conversation: $outgoingMessage")
val result = apiInterface.sendMessage(
SendMessageRequest(
conversationGUID = conversation.guid,
body = message.text,
body = outgoingMessage.text,
transferGUIDs = null,
)
)
if (result.isSuccessful) {
Log.d(REPO_LOG, "Successfully sent message.")
_messageDeliveredChannel.emit(MessageDeliveredEvent(guid, message, conversation))
val messageGuid = result.body()?.sentMessageGUID ?: outgoingMessage.guid
Log.d(REPO_LOG, "Successfully sent message: $messageGuid")
val newMessage = Message(
guid = messageGuid,
text = outgoingMessage.text,
sender = null,
conversation = it.conversation,
date = outgoingMessage.date
)
_messageDeliveredChannel.emit(
MessageDeliveredEvent(
newMessage,
conversation,
requestGuid
)
)
} else {
Log.e(REPO_LOG, "Error sending message. Enqueuing for retry.")
outgoingMessageQueue.add(it)