From db5a7bb198224eb3de6b67135399330d805748f3 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Tue, 29 Nov 2022 19:51:33 +0300
Subject: [PATCH] Add td_api::getDefaultMessageTtl.

---
 td/generate/scheme/td_api.tl |  3 +++
 td/telegram/Account.cpp      | 32 ++++++++++++++++++++++++++++++++
 td/telegram/Account.h        |  2 ++
 td/telegram/Td.cpp           | 13 +++++++++++++
 td/telegram/Td.h             |  2 ++
 td/telegram/cli.cpp          |  2 ++
 6 files changed, 54 insertions(+)

diff --git a/td/generate/scheme/td_api.tl b/td/generate/scheme/td_api.tl
index 3a383ae98..15b9efcd6 100644
--- a/td/generate/scheme/td_api.tl
+++ b/td/generate/scheme/td_api.tl
@@ -6600,6 +6600,9 @@ deleteAccount reason:string password:string = Ok;
 //@description Changes the default message Time To Live setting (self-destruct timer) for new chats @ttl New account TTL; must be from 0 up to 365 * 86400 and be divisible by 86400
 setDefaultMessageTtl ttl:messageTtl = Ok;
 
+//@description Returns default message Time To Live setting (self-destruct timer) for new chats
+getDefaultMessageTtl = MessageTtl;
+
 
 //@description Removes a chat action bar without any other action @chat_id Chat identifier
 removeChatActionBar chat_id:int53 = Ok;
diff --git a/td/telegram/Account.cpp b/td/telegram/Account.cpp
index d39f7079f..2eed622c3 100644
--- a/td/telegram/Account.cpp
+++ b/td/telegram/Account.cpp
@@ -139,6 +139,34 @@ class SetDefaultHistoryTtlQuery final : public Td::ResultHandler {
   }
 };
 
+class GetDefaultHistoryTtlQuery final : public Td::ResultHandler {
+  Promise<int32> promise_;
+
+ public:
+  explicit GetDefaultHistoryTtlQuery(Promise<int32> &&promise) : promise_(std::move(promise)) {
+  }
+
+  void send() {
+    send_query(G()->net_query_creator().create(telegram_api::messages_getDefaultHistoryTTL()));
+  }
+
+  void on_result(BufferSlice packet) final {
+    auto result_ptr = fetch_result<telegram_api::messages_getDefaultHistoryTTL>(packet);
+    if (result_ptr.is_error()) {
+      return on_error(result_ptr.move_as_error());
+    }
+
+    auto ptr = result_ptr.move_as_ok();
+    LOG(INFO) << "Receive result for GetDefaultHistoryTtlQuery: " << to_string(ptr);
+
+    promise_.set_value(std::move(ptr->period_));
+  }
+
+  void on_error(Status status) final {
+    promise_.set_error(std::move(status));
+  }
+};
+
 class SetAccountTtlQuery final : public Td::ResultHandler {
   Promise<Unit> promise_;
 
@@ -565,6 +593,10 @@ void set_default_message_ttl(Td *td, int32 message_ttl, Promise<Unit> &&promise)
   td->create_handler<SetDefaultHistoryTtlQuery>(std::move(promise))->send(message_ttl);
 }
 
+void get_default_message_ttl(Td *td, Promise<int32> &&promise) {
+  td->create_handler<GetDefaultHistoryTtlQuery>(std::move(promise))->send();
+}
+
 void set_account_ttl(Td *td, int32 account_ttl, Promise<Unit> &&promise) {
   td->create_handler<SetAccountTtlQuery>(std::move(promise))->send(account_ttl);
 }
diff --git a/td/telegram/Account.h b/td/telegram/Account.h
index 5cfa3b4ae..993bed710 100644
--- a/td/telegram/Account.h
+++ b/td/telegram/Account.h
@@ -18,6 +18,8 @@ class Td;
 
 void set_default_message_ttl(Td *td, int32 message_ttl, Promise<Unit> &&promise);
 
+void get_default_message_ttl(Td *td, Promise<int32> &&promise);
+
 void set_account_ttl(Td *td, int32 account_ttl, Promise<Unit> &&promise);
 
 void get_account_ttl(Td *td, Promise<int32> &&promise);
diff --git a/td/telegram/Td.cpp b/td/telegram/Td.cpp
index 13c423bd7..2bbf370a8 100644
--- a/td/telegram/Td.cpp
+++ b/td/telegram/Td.cpp
@@ -4462,6 +4462,19 @@ void Td::on_request(uint64 id, td_api::setUserPrivacySettingRules &request) {
                std::move(promise));
 }
 
+void Td::on_request(uint64 id, const td_api::getDefaultMessageTtl &request) {
+  CHECK_IS_USER();
+  CREATE_REQUEST_PROMISE();
+  auto query_promise = PromiseCreator::lambda([promise = std::move(promise)](Result<int32> result) mutable {
+    if (result.is_error()) {
+      promise.set_error(result.move_as_error());
+    } else {
+      promise.set_value(td_api::make_object<td_api::messageTtl>(result.ok()));
+    }
+  });
+  get_default_message_ttl(this, std::move(query_promise));
+}
+
 void Td::on_request(uint64 id, const td_api::setDefaultMessageTtl &request) {
   CHECK_IS_USER();
   if (request.ttl_ == nullptr) {
diff --git a/td/telegram/Td.h b/td/telegram/Td.h
index e5ca73fd0..ea1726360 100644
--- a/td/telegram/Td.h
+++ b/td/telegram/Td.h
@@ -470,6 +470,8 @@ class Td final : public Actor {
 
   void on_request(uint64 id, td_api::setUserPrivacySettingRules &request);
 
+  void on_request(uint64 id, const td_api::getDefaultMessageTtl &request);
+
   void on_request(uint64 id, const td_api::setDefaultMessageTtl &request);
 
   void on_request(uint64 id, const td_api::getAccountTtl &request);
diff --git a/td/telegram/cli.cpp b/td/telegram/cli.cpp
index 17be3f976..46abbd7cc 100644
--- a/td/telegram/cli.cpp
+++ b/td/telegram/cli.cpp
@@ -2522,6 +2522,8 @@ class CliClient final : public Actor {
       int32 ttl;
       get_args(args, ttl);
       send_request(td_api::make_object<td_api::setDefaultMessageTtl>(td_api::make_object<td_api::messageTtl>(ttl)));
+    } else if (op == "gdmttl") {
+      send_request(td_api::make_object<td_api::getDefaultMessageTtl>());
     } else if (op == "sattl") {
       int32 days;
       get_args(args, days);