/*
 *  The ManaPlus Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2013  The ManaPlus Developers
 *
 *  This file is part of The ManaPlus Client.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef GUILD_H
#define GUILD_H

#include "avatar.h"

#include "gui/widgets/avatarlistbox.h"

#include "utils/dtor.h"
#include "utils/stringvector.h"

#include <map>

class Guild;

typedef std::map<unsigned, std::string> PositionsMap;

class GuildMember final : public Avatar
{
public:
    A_DELETE_COPY(GuildMember)

    const Guild *getGuild() const A_WARN_UNUSED
    { return mGuild; }

    int getPos() const A_WARN_UNUSED
    { return mPos; }

    void setPos(const int pos)
    { mPos = pos; }

    std::string getAdditionString() const override A_WARN_UNUSED;

protected:
    friend class Guild;

    GuildMember(Guild *const guild, const int id, const int accountId,
                const std::string &name);

    GuildMember(Guild *const guild, const std::string &name);

    Guild *mGuild;
    int mPos;
};

class Guild final : public AvatarListModel
{
public:
    A_DELETE_COPY(Guild)

    virtual ~Guild();

    /**
     * Set the guild's name.
     */
    void setName(const std::string &name)
    { mName = name; }

    /**
     * Adds member to the list.
     */
    GuildMember *addMember(const int accountId, const int charId,
                           const std::string &name);

    /**
     * Adds member to the list.
     */
    GuildMember *addMember(const std::string &name);

    /**
     * Find a member by ID.
     *
     * @return the member with the given ID, or NULL if they don't exist.
     */
    GuildMember *getMember(const int id) const;

    /**
     * Find a member by account ID and char ID.
     *
     * @return the member with the given ID, or NULL if they don't exist.
     */
    GuildMember *getMember(const int accountId, const int charId)
                           const A_WARN_UNUSED;

    /**
     * Find a member by name.
     *
     * @return the member with the given name, or NULL if they don't exist.
     */
    GuildMember *getMember(const std::string &name) const A_WARN_UNUSED;

    /**
     * Get the name of the guild.
     * @return returns name of the guild
     */
    const std::string &getName() const A_WARN_UNUSED
    { return mName; }

    /**
     * Get the id of the guild.
     * @return Returns the id of the guild
     */
    int16_t getId() const A_WARN_UNUSED
    { return mId; }

    /**
     * Removes a member from the guild.
     */
    void removeMember(const GuildMember *const member);

    /**
     * Removes a member from the guild.
     */
    void removeMember(const int id);

    /**
     * Removes a member from the guild.
     */
    void removeMember(const std::string &name);

    void removeFromMembers();

    void clearMembers()
    { delete_all(mMembers); mMembers.clear(); }

    /**
     * Get size of members list.
     * @return Returns the number of members in the guild.
     */
    int getNumberOfElements() override A_WARN_UNUSED
    { return static_cast<int>(mMembers.size()); }

    Avatar *getAvatarAt(const int i) override A_WARN_UNUSED;

    /**
     * Get whether user can invite users to this guild.
     * @return Returns true if user can invite users
     */
    bool getInviteRights() const A_WARN_UNUSED
    { return mCanInviteUsers; }

    void setRights(const int16_t rights);

    bool isMember(const GuildMember *const member) const A_WARN_UNUSED;

    bool isMember(const int id) const A_WARN_UNUSED;

    bool isMember(const std::string &name) const A_WARN_UNUSED;

    void getNames(StringVect &names) const;

    void addPos(const int id, const std::string &name);

    void sort();

    std::string getPos(int id) const A_WARN_UNUSED;

    static Guild *getGuild(const int16_t id) A_WARN_UNUSED;

    const PositionsMap &getPositions() const A_WARN_UNUSED
    { return mPositions; }

    void setEmblemId(const int id)
    { mEmblemId = id; }

    int getEmblemId() const A_WARN_UNUSED
    { return mEmblemId; }

    static void clearGuilds();

    void setServerGuild(const bool b)
    { mServerGuild = b; }

    bool getServerGuild() const A_WARN_UNUSED
    { return mServerGuild; }

    typedef std::vector<GuildMember*> MemberList;

    const MemberList *getMembers() const A_WARN_UNUSED
    { return &mMembers; }

private:
    typedef std::map<int, Guild*> GuildMap;
    static GuildMap guilds;

    /**
     * Constructor with guild id passed to it.
     */
    explicit Guild(const int16_t id);

    MemberList mMembers;
    std::string mName;
    int16_t mId;
    bool mCanInviteUsers;
    int mEmblemId;
    PositionsMap mPositions;
    bool mServerGuild;
};

#endif  // GUILD_H