150 lines
3.4 KiB
C++
150 lines
3.4 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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namespace Ui {
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class InputField;
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} // namespace Ui
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namespace Main {
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class Session;
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} // namespace Main
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namespace Data {
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void ApplyPeerCloudDraft(
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not_null<Main::Session*> session,
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PeerId peerId,
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const MTPDdraftMessage &draft);
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void ClearPeerCloudDraft(
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not_null<Main::Session*> session,
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PeerId peerId,
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TimeId date);
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struct Draft {
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Draft() = default;
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Draft(
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const TextWithTags &textWithTags,
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MsgId msgId,
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const MessageCursor &cursor,
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bool previewCancelled,
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mtpRequestId saveRequestId = 0);
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Draft(
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not_null<const Ui::InputField*> field,
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MsgId msgId,
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bool previewCancelled,
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mtpRequestId saveRequestId = 0);
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TimeId date = 0;
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TextWithTags textWithTags;
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MsgId msgId = 0; // replyToId for message draft, editMsgId for edit draft
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MessageCursor cursor;
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bool previewCancelled = false;
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mtpRequestId saveRequestId = 0;
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};
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class DraftKey {
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public:
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[[nodiscard]] static DraftKey None() {
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return 0;
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}
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[[nodiscard]] static DraftKey Local() {
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return kLocalDraftIndex;
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}
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[[nodiscard]] static DraftKey LocalEdit() {
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return kLocalDraftIndex + kEditDraftShift;
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}
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[[nodiscard]] static DraftKey Cloud() {
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return kCloudDraftIndex;
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}
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[[nodiscard]] static DraftKey Scheduled() {
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return kScheduledDraftIndex;
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}
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[[nodiscard]] static DraftKey ScheduledEdit() {
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return kScheduledDraftIndex + kEditDraftShift;
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}
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[[nodiscard]] static DraftKey Replies(MsgId rootId) {
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return rootId;
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}
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[[nodiscard]] static DraftKey RepliesEdit(MsgId rootId) {
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return rootId + kEditDraftShift;
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}
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[[nodiscard]] static DraftKey FromSerialized(int32 value) {
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return value;
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}
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[[nodiscard]] int32 serialize() const {
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return _value;
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}
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inline bool operator<(const DraftKey &other) const {
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return _value < other._value;
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}
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inline bool operator==(const DraftKey &other) const {
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return _value == other._value;
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}
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inline bool operator>(const DraftKey &other) const {
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return (other < *this);
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}
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inline bool operator<=(const DraftKey &other) const {
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return !(other < *this);
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}
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inline bool operator>=(const DraftKey &other) const {
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return !(*this < other);
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}
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inline bool operator!=(const DraftKey &other) const {
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return !(*this == other);
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}
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inline explicit operator bool() const {
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return _value != 0;
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}
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private:
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DraftKey(int value) : _value(value) {
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}
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static constexpr auto kLocalDraftIndex = -1;
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static constexpr auto kCloudDraftIndex = -2;
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static constexpr auto kScheduledDraftIndex = -3;
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static constexpr auto kEditDraftShift = ServerMaxMsgId;
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int _value = 0;
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};
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using HistoryDrafts = base::flat_map<DraftKey, std::unique_ptr<Draft>>;
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inline bool draftStringIsEmpty(const QString &text) {
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for_const (auto ch, text) {
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if (!ch.isSpace()) {
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return false;
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}
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}
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return true;
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}
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inline bool draftIsNull(const Draft *draft) {
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return !draft
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|| (draftStringIsEmpty(draft->textWithTags.text) && !draft->msgId);
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}
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inline bool draftsAreEqual(const Draft *a, const Draft *b) {
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bool aIsNull = draftIsNull(a);
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bool bIsNull = draftIsNull(b);
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if (aIsNull) {
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return bIsNull;
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} else if (bIsNull) {
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return false;
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}
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return (a->textWithTags == b->textWithTags)
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&& (a->msgId == b->msgId)
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&& (a->previewCancelled == b->previewCancelled);
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}
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} // namespace Data
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