feat: start to implement group list info classes and wrappers and refactor to use library based hashes

app/src/main/java/org/thoughtcrime/securesms/dependencies/ConfigFactory.kt

@@ -121,29 +121,4 @@ class ConfigFactory(private val context: Context,
         }
     }
 
-    override fun appendHash(configObject: ConfigBase, hash: String) {
-        when (configObject) {
-            is UserProfile -> userHashes.add(hash)
-            is Contacts -> contactsHashes.add(hash)
-            is ConversationVolatileConfig -> convoHashes.add(hash)
-            else -> throw UnsupportedOperationException("Can't support type of ${configObject::class.simpleName} yet")
-        }
-    }
-
-    override fun getHashesFor(forConfigObject: ConfigBase): List<String> =
-        when (forConfigObject) {
-            is UserProfile -> userHashes.toList()
-            is Contacts -> contactsHashes.toList()
-            is ConversationVolatileConfig -> convoHashes.toList()
-            else -> throw UnsupportedOperationException("Can't support type of ${forConfigObject::class.simpleName} yet")
-        }
-
-    override fun removeHashesFor(forConfigObject: ConfigBase, deletedHashes: Set<String>) =
-        when (forConfigObject) {
-            is UserProfile -> userHashes.removeAll(deletedHashes)
-            is Contacts -> contactsHashes.removeAll(deletedHashes)
-            is ConversationVolatileConfig -> convoHashes.removeAll(deletedHashes)
-            else -> throw UnsupportedOperationException("Can't support type of ${forConfigObject::class.simpleName} yet")
-        }
-
 }

libsession-util/src/main/cpp/config_base.cpp

@@ -130,7 +130,19 @@ Java_network_loki_messenger_libsession_1util_ConfigBase_removeObsoleteHashes(JNI
     for (int i = 0; i < number; i++) {
         auto jElement = (jstring) env->GetObjectArrayElement(to_remove, i);
         auto element_as_string = env->GetStringUTFChars(jElement, nullptr);
-        conf->confirm_removed(element_as_string);
+        // TODO: uncomment when this is re-implemented
+//        conf->confirm_removed(element_as_string);
         env->ReleaseStringUTFChars(jElement, element_as_string);
     }
 }
+extern "C"
+JNIEXPORT jobject JNICALL
+Java_network_loki_messenger_libsession_1util_ConfigBase_obsoleteHashes(JNIEnv *env, jobject thiz) {
+    auto conf = ptrToConfigBase(env, thiz);
+    jclass stack = env->FindClass("java/util/Stack");
+    jmethodID init = env->GetMethodID(stack, "<init>", "()V");
+    jobject our_stack = env->NewObject(stack, init);
+    jmethodID push = env->GetMethodID(stack, "push", "(Ljava/lang/Object;)Ljava/lang/Object;");
+    // TODO: implement obsoleteHashes()
+    return our_stack;
+}

libsession-util/src/main/cpp/user_groups.cpp

@@ -31,6 +31,60 @@ Java_network_loki_messenger_libsession_1util_UserGroupsConfig_00024Companion_new
     jmethodID constructor = env->GetMethodID(contactsClass, "<init>", "(J)V");
     jobject newConfig = env->NewObject(contactsClass, constructor, reinterpret_cast<jlong>(user_groups));
 
+    user_groups->get_or_construct_legacy_group()
+
     return newConfig;
 }
 #pragma clang diagnostic pop
+
+extern "C"
+JNIEXPORT jint JNICALL
+Java_network_loki_messenger_libsession_1util_util_GroupInfo_00024LegacyGroupInfo_00024Companion_NAME_1MAX_1LENGTH(
+        JNIEnv *env, jobject thiz) {
+    return session::config::legacy_group_info::NAME_MAX_LENGTH;
+}
+
+extern "C"
+JNIEXPORT jobject JNICALL
+Java_network_loki_messenger_libsession_1util_UserGroupsConfig_getCommunityInfo(JNIEnv *env,
+                                                                               jobject thiz,
+                                                                               jstring base_url,
+                                                                               jstring room) {
+    // TODO: implement getCommunityInfo()
+}
+
+extern "C"
+JNIEXPORT jobject JNICALL
+Java_network_loki_messenger_libsession_1util_UserGroupsConfig_getLegacyGroupInfo(JNIEnv *env,
+                                                                                 jobject thiz,
+                                                                                 jstring session_id) {
+    // TODO: implement getLegacyGroupInfo()
+}
+
+extern "C"
+JNIEXPORT jobject JNICALL
+Java_network_loki_messenger_libsession_1util_UserGroupsConfig_getOrConstructCommunityInfo(
+        JNIEnv *env, jobject thiz, jstring base_url, jstring room, jstring pub_key_hex) {
+    // TODO: implement getOrConstructCommunityInfo()
+}
+
+extern "C"
+JNIEXPORT jobject JNICALL
+Java_network_loki_messenger_libsession_1util_UserGroupsConfig_getOrConstructLegacyGroupInfo(
+        JNIEnv *env, jobject thiz, jstring session_id) {
+    // TODO: implement getOrConstructLegacyGroupInfo()
+}
+
+extern "C"
+JNIEXPORT void JNICALL
+Java_network_loki_messenger_libsession_1util_UserGroupsConfig_set__Lnetwork_loki_messenger_libsession_1util_util_GroupInfo_CommunityInfo_2(
+        JNIEnv *env, jobject thiz, jobject community_info) {
+    // TODO: implement set()
+}
+
+extern "C"
+JNIEXPORT void JNICALL
+Java_network_loki_messenger_libsession_1util_UserGroupsConfig_set__Lnetwork_loki_messenger_libsession_1util_util_GroupInfo_LegacyGroupInfo_2(
+        JNIEnv *env, jobject thiz, jobject legacy_group_info) {
+    // TODO: implement set()
+}

libsession-util/src/main/cpp/user_groups.h

@@ -11,4 +11,44 @@ inline session::config::UserGroups* ptrToUserGroups(JNIEnv *env, jobject obj) {
     return (session::config::UserGroups*) env->GetLongField(obj, pointerField);
 }
 
+/**
+val sessionId: String,
+val name: String,
+val members: Map<String, Boolean>,
+val hidden: Boolean,
+val encPubKey: String,
+val encSecKey: String,
+val priority: Int
+ */
+inline session::config::legacy_group_info deserialize_legacy_group_info(JNIEnv *env, jobject info) {
+    auto clazz = env->FindClass("network/loki/messenger/libsession_util/util/GroupInfo$LegacyGroupInfo");
+    auto id_field = env->GetFieldID(clazz, "sessionId", "Ljava/lang/String;");
+    auto name_field = env->GetFieldID(clazz, "name", "Ljava/lang/String;");
+    auto members_field = env->GetFieldID(clazz, "members", "Ljava/util/Map;");
+    auto hidden_field = env->GetFieldID(clazz, "hidden", "Z");
+    auto enc_pub_key_field = env->GetFieldID(clazz, "encPubKey", "Ljava/lang/String;");
+    auto enc_sec_key_field = env->GetFieldID(clazz, "encSecKey", "Ljava/lang/String;");
+    auto priority_field = env->GetFieldID(clazz, "priority", "I");
+    jstring id = static_cast<jstring>(env->GetObjectField(info, id_field));
+    jstring name = static_cast<jstring>(env->GetObjectField(info, name_field));
+    jobject members_map = env->GetObjectField(info, members_field);
+    bool hidden = env->GetBooleanField(info, hidden_field);
+    jstring enc_pub_key = static_cast<jstring>(env->GetObjectField(info, enc_pub_key_field));
+    jstring enc_sec_key = static_cast<jstring>(env->GetObjectField(info, enc_sec_key_field));
+    int priority = env->GetIntField(info, priority_field);
+
+}
+
+inline std::map<std::string, bool> deserialize_members(JNIEnv *env, jobject members_map) {
+
+}
+
+inline jobject serialize_legacy_group_info(JNIEnv *env, session::config::legacy_group_info info) {
+    return nullptr;
+}
+
+inline jobject serialize_members(JNIEnv *env, std::map<std::string, bool> members_map) {
+    return nullptr;
+}
+
 #endif //SESSION_ANDROID_USER_GROUPS_H

libsession-util/src/main/java/network/loki/messenger/libsession_util/Config.kt

@@ -3,6 +3,7 @@ package network.loki.messenger.libsession_util
 import network.loki.messenger.libsession_util.util.ConfigWithSeqNo
 import network.loki.messenger.libsession_util.util.Contact
 import network.loki.messenger.libsession_util.util.Conversation
+import network.loki.messenger.libsession_util.util.GroupInfo
 import network.loki.messenger.libsession_util.util.UserPic
 import org.session.libsignal.protos.SignalServiceProtos.SharedConfigMessage.Kind
 
@@ -33,6 +34,7 @@ sealed class ConfigBase(protected val /* yucky */ pointer: Long) {
     external fun encryptionDomain(): String
     external fun confirmPushed(seqNo: Long, newHash: String)
     external fun merge(toMerge: Array<Pair<String,ByteArray>>): Int
+    external fun obsoleteHashes(): List<String>
     external fun removeObsoleteHashes(toRemove: Array<String>)
 
     external fun configNamespace(): Int
@@ -153,6 +155,11 @@ class UserGroupsConfig(pointer: Long): ConfigBase(pointer) {
         external fun newInstance(ed25519SecretKey: ByteArray, initialDump: ByteArray): UserGroupsConfig
     }
 
-
+    external fun getCommunityInfo(baseUrl: String, room: String): GroupInfo.CommunityInfo?
+    external fun getLegacyGroupInfo(sessionId: String): GroupInfo.LegacyGroupInfo?
+    external fun getOrConstructCommunityInfo(baseUrl: String, room: String, pubKeyHex: String): GroupInfo.CommunityInfo
+    external fun getOrConstructLegacyGroupInfo(sessionId: String): GroupInfo.LegacyGroupInfo
+    external fun set(communityInfo: GroupInfo.CommunityInfo)
+    external fun set(legacyGroupInfo: GroupInfo.LegacyGroupInfo)
 
 }

libsession-util/src/main/java/network/loki/messenger/libsession_util/util/GroupInfo.kt

@@ -0,0 +1,22 @@
+package network.loki.messenger.libsession_util.util
+
+sealed class GroupInfo {
+
+    data class CommunityInfo(val community: Conversation.Community, val priority: Int) : GroupInfo()
+
+    data class LegacyGroupInfo(
+        val sessionId: String,
+        val name: String,
+        val members: Map<String, Boolean>,
+        val hidden: Boolean,
+        val encPubKey: String,
+        val encSecKey: String,
+        val priority: Int
+    ): GroupInfo() {
+        companion object {
+            @Suppress("FunctionName")
+            external fun NAME_MAX_LENGTH(): Int
+        }
+    }
+
+}

libsession/src/main/java/org/session/libsession/messaging/jobs/ConfigurationSyncJob.kt

@@ -73,7 +73,7 @@ data class ConfigurationSyncJob(val destination: Destination): Job {
         }
 
         val toDeleteRequest = configsRequiringPush.map { base ->
-            configFactory.getHashesFor(base)
+            base.obsoleteHashes()
             // accumulate by adding together
         }.reduce(List<String>::plus).let { toDeleteFromAllNamespaces ->
             if (toDeleteFromAllNamespaces.isEmpty()) null
@@ -137,11 +137,9 @@ data class ConfigurationSyncJob(val destination: Destination): Job {
                 // confirm pushed seqno
                 val thisSeqNo = toPushMessage.seqNo
                 config.confirmPushed(thisSeqNo, insertHash)
-                config.
                 // wipe any of the existing hashes which we deleted (they may or may not be in this namespace)
-                if (configFactory.removeHashesFor(config, deletedHashes.toSet())) {
+                config.removeObsoleteHashes(deletedHashes.toTypedArray())
                 Log.d(TAG, "Successfully removed the deleted hashes from ${config.javaClass.simpleName}")
-                }
                 // dump and write config after successful
                 if (config.needsDump()) { // usually this will be true?
                     configFactory.persist(config)

libsession/src/main/java/org/session/libsession/messaging/sending_receiving/pollers/Poller.kt

@@ -137,7 +137,7 @@ class Poller(private val configFactory: ConfigFactoryProtocol, debounceTimer: Ti
             namespace,
             updateLatestHash = false,
             updateStoredHashes = false,
-        ).filter { (_, hash) -> !configFactory.getHashesFor(forConfigObject).contains(hash) }
+        ).filter { (_, hash) -> !forConfigObject.obsoleteHashes().contains(hash) }
 
         if (messages.isEmpty()) {
             // no new messages to process
@@ -153,8 +153,7 @@ class Poller(private val configFactory: ConfigFactoryProtocol, debounceTimer: Ti
                     return@forEach
                 }
                 Log.d("Loki-DBG", "Merging config of kind ${message.kind} into ${forConfigObject.javaClass.simpleName}")
-                forConfigObject.merge(message.data)
+                forConfigObject.merge(hash!! to message.data)
-                configFactory.appendHash(forConfigObject, hash!!)
             } catch (e: Exception) {
                 Log.e("Loki", e)
             }

libsession/src/main/java/org/session/libsession/utilities/ConfigFactoryProtocol.kt

@@ -10,9 +10,6 @@ interface ConfigFactoryProtocol {
     val contacts: Contacts?
     val convoVolatile: ConversationVolatileConfig?
     fun persist(forConfigObject: ConfigBase)
-    fun appendHash(configObject: ConfigBase, hash: String)
-    fun getHashesFor(forConfigObject: ConfigBase): List<String>
-    fun removeHashesFor(config: ConfigBase, deletedHashes: Set<String>): Boolean
 }
 
 interface ConfigFactoryUpdateListener {