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#pragma once
#include <erebos/service.h>
#include <chrono>
#include <functional>
#include <memory>
#include <optional>
#include <string>
namespace erebos {
using std::unique_ptr;
class Contact;
class Identity;
class DirectMessage
{
public:
const std::optional<Identity> & from() const;
const std::optional<struct ZonedTime> & time() const;
std::string text() const;
private:
friend class DirectMessageThread;
friend class DirectMessageService;
struct Priv;
DirectMessage(Priv *);
std::shared_ptr<Priv> p;
};
class DirectMessageThread
{
public:
class Iterator
{
struct Priv;
Iterator(Priv *);
public:
using iterator_category = std::forward_iterator_tag;
using value_type = DirectMessage;
using difference_type = ssize_t;
using pointer = const DirectMessage *;
using reference = const DirectMessage &;
Iterator(const Iterator &);
~Iterator();
Iterator & operator=(const Iterator &);
Iterator & operator++();
value_type operator*() const;
bool operator==(const Iterator &) const;
bool operator!=(const Iterator &) const;
private:
friend DirectMessageThread;
std::unique_ptr<Priv> p;
};
Iterator begin() const;
Iterator end() const;
size_t size() const;
DirectMessage at(size_t) const;
const Identity & peer() const;
private:
friend class DirectMessageService;
struct Priv;
DirectMessageThread(Priv *);
std::shared_ptr<Priv> p;
};
class DirectMessageService : public Service
{
public:
using ThreadWatcher = std::function<void(const DirectMessageThread &, ssize_t, ssize_t)>;
class Config
{
public:
Config & onUpdate(ThreadWatcher);
private:
friend class DirectMessageService;
vector<ThreadWatcher> watchers;
};
DirectMessageService(Config &&, const Server &);
virtual ~DirectMessageService();
UUID uuid() const override;
void handle(Context &) override;
DirectMessageThread thread(const Identity &);
DirectMessage send(const Identity &, const std::string &);
DirectMessage send(const Contact &, const std::string &);
DirectMessage send(const Peer &, const std::string &);
private:
const Config config;
const Server & server;
};
}
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