69 lines
2.5 KiB
C++
69 lines
2.5 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2017
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/telegram/DialogId.h"
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#include "td/actor/PromiseFuture.h"
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#include "td/db/SqliteConnectionSafe.h"
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#include "td/utils/buffer.h"
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#include "td/utils/common.h"
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#include "td/utils/Status.h"
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#include <memory>
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#include <utility>
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namespace td {
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class DialogDbSyncInterface {
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public:
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DialogDbSyncInterface() = default;
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DialogDbSyncInterface(const DialogDbSyncInterface &) = delete;
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DialogDbSyncInterface &operator=(const DialogDbSyncInterface &) = delete;
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virtual ~DialogDbSyncInterface() = default;
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virtual Status add_dialog(DialogId dialog_id, int64 order, BufferSlice data) = 0;
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virtual Result<BufferSlice> get_dialog(DialogId dialog_id) = 0;
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virtual Result<std::vector<BufferSlice>> get_dialogs(int64 order, DialogId dialog_id, int32 limit) = 0;
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virtual Status begin_transaction() = 0;
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virtual Status commit_transaction() = 0;
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};
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class DialogDbSyncSafeInterface {
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public:
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DialogDbSyncSafeInterface() = default;
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DialogDbSyncSafeInterface(const DialogDbSyncSafeInterface &) = delete;
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DialogDbSyncSafeInterface &operator=(const DialogDbSyncSafeInterface &) = delete;
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virtual ~DialogDbSyncSafeInterface() = default;
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virtual DialogDbSyncInterface &get() = 0;
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};
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class DialogDbAsyncInterface {
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public:
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DialogDbAsyncInterface() = default;
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DialogDbAsyncInterface(const DialogDbAsyncInterface &) = delete;
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DialogDbAsyncInterface &operator=(const DialogDbAsyncInterface &) = delete;
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virtual ~DialogDbAsyncInterface() = default;
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virtual void add_dialog(DialogId dialog_id, int64 order, BufferSlice data, Promise<> promise) = 0;
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virtual void get_dialog(DialogId dialog_id, Promise<BufferSlice> promise) = 0;
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virtual void get_dialogs(int64 order, DialogId dialog_id, int32 limit, Promise<std::vector<BufferSlice>> promise) = 0;
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virtual void close(Promise<> promise) = 0;
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};
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Status init_dialog_db(SqliteDb &db, int version, bool &was_created) TD_WARN_UNUSED_RESULT;
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Status drop_dialog_db(SqliteDb &db, int version) TD_WARN_UNUSED_RESULT;
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std::shared_ptr<DialogDbSyncSafeInterface> create_dialog_db_sync(
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std::shared_ptr<SqliteConnectionSafe> sqlite_connection);
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std::shared_ptr<DialogDbAsyncInterface> create_dialog_db_async(std::shared_ptr<DialogDbSyncSafeInterface> sync_db,
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int32 scheduler_id);
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}; // namespace td
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