/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.

For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once

#include "history/view/media/history_view_file.h"
#include "base/runtime_composer.h"

struct HistoryDocumentNamed;

namespace HistoryView {

class Document
	: public File
	, public RuntimeComposer<Document> {
public:
	Document(
		not_null<Element*> parent,
		not_null<DocumentData*> document);

	void draw(Painter &p, const QRect &r, TextSelection selection, crl::time ms) const override;
	TextState textState(QPoint point, StateRequest request) const override;
	void updatePressed(QPoint point) override;

	[[nodiscard]] TextSelection adjustSelection(
		TextSelection selection,
		TextSelectType type) const override;
	uint16 fullSelectionLength() const override;
	bool hasTextForCopy() const override;

	TextForMimeData selectedText(TextSelection selection) const override;

	bool uploading() const override;

	DocumentData *getDocument() const override {
		return _data;
	}

	TextWithEntities getCaption() const override;
	bool needsBubble() const override {
		return true;
	}
	bool customInfoLayout() const override {
		return false;
	}
	QMargins bubbleMargins() const override;
	bool hideForwardedFrom() const override;

	bool voiceProgressAnimationCallback(crl::time now);

	void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override;

	void refreshParentId(not_null<HistoryItem*> realParent) override;
	void parentTextUpdated() override;

protected:
	float64 dataProgress() const override;
	bool dataFinished() const override;
	bool dataLoaded() const override;

private:
	struct StateFromPlayback {
		int statusSize = 0;
		bool showPause = false;
		int realDuration = 0;
	};

	QSize countOptimalSize() override;
	QSize countCurrentSize(int newWidth) override;

	void createComponents(bool caption);
	void fillNamedFromData(HistoryDocumentNamed *named);

	void setStatusSize(int newSize, qint64 realDuration = 0) const;
	bool updateStatusText() const; // returns showPause

	[[nodiscard]] bool downloadInCorner() const;
	void drawCornerDownload(Painter &p, bool selected) const;
	[[nodiscard]] TextState cornerDownloadTextState(
		QPoint point,
		StateRequest request) const;

	not_null<DocumentData*> _data;

};

} // namespace HistoryView