From 6985448eb9b03a317a8d33374f79bb0e483ea87c Mon Sep 17 00:00:00 2001
From: ouwou <26526779+ouwou@users.noreply.github.com>
Date: Fri, 1 Jan 2021 02:39:07 -0500
Subject: display replies

---
 discord/discord.cpp | 14 +++++++++++---
 discord/discord.hpp |  2 +-
 discord/message.cpp |  6 ++++++
 discord/message.hpp |  1 +
 discord/store.cpp   |  8 ++++++++
 5 files changed, 27 insertions(+), 4 deletions(-)

(limited to 'discord')

diff --git a/discord/discord.cpp b/discord/discord.cpp
index 63d00c1..129009f 100644
--- a/discord/discord.cpp
+++ b/discord/discord.cpp
@@ -120,7 +120,7 @@ void DiscordClient::FetchMessagesInChannel(Snowflake id, std::function<void(cons
         nlohmann::json::parse(r.text).get_to(msgs);
 
         m_store.BeginTransaction();
-        for (const auto &msg : msgs) {
+        for (auto &msg : msgs) {
             StoreMessageData(msg);
             AddMessageToChannel(msg.ID, id);
             AddUserToGuild(msg.Author.ID, *msg.GuildID);
@@ -143,7 +143,7 @@ void DiscordClient::FetchMessagesInChannelBefore(Snowflake channel_id, Snowflake
         nlohmann::json::parse(r.text).get_to(msgs);
 
         m_store.BeginTransaction();
-        for (const auto &msg : msgs) {
+        for (auto &msg : msgs) {
             StoreMessageData(msg);
             AddMessageToChannel(msg.ID, channel_id);
             AddUserToGuild(msg.Author.ID, *msg.GuildID);
@@ -1045,7 +1045,11 @@ bool DiscordClient::CheckCode(const cpr::Response &r) {
     return true;
 }
 
-void DiscordClient::StoreMessageData(const Message &msg) {
+void DiscordClient::StoreMessageData(Message &msg) {
+    const auto chan = m_store.GetChannel(msg.ChannelID);
+    if (chan.has_value() && chan->GuildID.has_value())
+        msg.GuildID = *chan->GuildID;
+
     m_store.SetMessage(msg.ID, msg);
     m_store.SetUser(msg.Author.ID, msg.Author);
     if (msg.Reactions.has_value())
@@ -1058,6 +1062,10 @@ void DiscordClient::StoreMessageData(const Message &msg) {
 
     for (const auto &user : msg.Mentions)
         m_store.SetUser(user.ID, user);
+
+    if (msg.ReferencedMessage.has_value() && msg.MessageReference.has_value() && msg.MessageReference->ChannelID.has_value())
+        if (msg.ReferencedMessage.value() != nullptr)
+            StoreMessageData(**msg.ReferencedMessage);
 }
 
 void DiscordClient::LoadEventMap() {
diff --git a/discord/discord.hpp b/discord/discord.hpp
index de8b748..b404291 100644
--- a/discord/discord.hpp
+++ b/discord/discord.hpp
@@ -156,7 +156,7 @@ private:
 
     bool CheckCode(const cpr::Response &r);
 
-    void StoreMessageData(const Message &msg);
+    void StoreMessageData(Message &msg);
 
     std::string m_token;
 
diff --git a/discord/message.cpp b/discord/message.cpp
index d3ba762..c6457e5 100644
--- a/discord/message.cpp
+++ b/discord/message.cpp
@@ -211,6 +211,12 @@ void from_json(const nlohmann::json &j, Message &m) {
     JS_O("message_reference", m.MessageReference);
     JS_O("flags", m.Flags);
     JS_O("stickers", m.Stickers);
+    if (j.contains("referenced_message")) {
+        if (!j.at("referenced_message").is_null()) {
+            m.ReferencedMessage = std::make_shared<Message>(j.at("referenced_message").get<Message>());
+        } else
+            m.ReferencedMessage = nullptr;
+    }
 }
 
 void Message::from_json_edited(const nlohmann::json &j) {
diff --git a/discord/message.hpp b/discord/message.hpp
index 5968c99..bba6115 100644
--- a/discord/message.hpp
+++ b/discord/message.hpp
@@ -188,6 +188,7 @@ struct Message {
     std::optional<MessageReferenceData> MessageReference;
     std::optional<MessageFlags> Flags = MessageFlags::NONE;
     std::optional<std::vector<Sticker>> Stickers;
+    std::optional<std::shared_ptr<Message>> ReferencedMessage; // has_value && null means deleted
 
     friend void from_json(const nlohmann::json &j, Message &m);
     void from_json_edited(const nlohmann::json &j); // for MESSAGE_UPDATE
diff --git a/discord/store.cpp b/discord/store.cpp
index 07e6a32..927948f 100644
--- a/discord/store.cpp
+++ b/discord/store.cpp
@@ -496,6 +496,14 @@ std::optional<Message> Store::GetMessage(Snowflake id) const {
 
     Reset(m_get_msg_stmt);
 
+    if (ret.MessageReference.has_value() && ret.MessageReference->MessageID.has_value()) {
+        auto ref = GetMessage(*ret.MessageReference->MessageID);
+        if (ref.has_value())
+            ret.ReferencedMessage = std::make_unique<Message>(std::move(*ref));
+        else
+            ret.ReferencedMessage = nullptr;
+    }
+
     return std::optional<Message>(std::move(ret));
 }
 
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