#pragma once

#include <myirc/bot.hpp>
#include <myirc/client.hpp>

#include <toml++/toml.hpp>

#include <boost/asio.hpp>
#include <boost/signals2.hpp>

#include <memory>
#include <map>
#include <set>

struct ProjectSettings {
    // *** Administrative settings ***

    // IRC channel to announce to
    std::string channel;

    // name extracted from notify/$user
    std::string credential_name;

    // Authorized accounts can edit the event list
    std::set<std::string> authorized_accounts;

    // *** User settings ***

    // Events to announce
    std::set<std::string> events;

    // Whether to announce events
    bool enabled;

    auto to_toml() const -> toml::table;
    static auto from_toml(const toml::table &v) -> ProjectSettings;
};

struct WebhookSettings {
    std::string host;
    std::string service;

    std::map<std::string, std::string> credentials;
    std::map<std::string, ProjectSettings> projects;

    auto to_toml() const -> toml::table;
    static auto from_toml(const toml::table &v) -> WebhookSettings;
};

class Webhooks {
    // IRC connection to announce on; could be empty
    std::shared_ptr<myirc::Client> client_;

    // Buffered events in case connection was inactive when event was received
    std::vector<std::pair<std::string, std::string>> events_;

    const char * settings_filename_;

public:
    WebhookSettings settings_;

    Webhooks(const char * settings_filename)
        : settings_filename_{settings_filename}
    {
    }

    // Either emit the event now or save it until a connection is set
    auto send_notice(std::string_view, std::string) -> void;
    auto set_client(std::shared_ptr<myirc::Client> client) -> void;
    auto clear_client() -> void;
    auto save_settings() const -> void;
    auto load_settings() -> void;
};

auto start_webhook(boost::asio::io_context &io, const char *) -> std::shared_ptr<Webhooks>;

extern std::map<std::string, void(*)(std::shared_ptr<Webhooks>, const myirc::Bot::Command &)> webhook_commands;