/*
 * Copyright (c) 2006-2017 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
 * OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.dmdirc.interfaces.config;

import com.dmdirc.config.ConfigFileBackedConfigProvider;

import com.dmdirc.config.provider.AggregateConfigProvider;
import com.dmdirc.config.provider.ConfigProvider;
import java.util.Collection;

/**
 * Defines the interface implemented by the object in charge of DMDirc's identities.
 */
public interface IdentityController {

    /**
     * Retrieves the identity used for addons defaults.
     *
     * @return The addons defaults identity
     */
    ConfigProvider getAddonSettings();

    /**
     * Retrieves the identity used for the global config.
     *
     * @return The global config identity
     */
    ConfigProvider getUserSettings();

    /**
     * Retrieves the global config manager.
     *
     * @return The global config manager
     */
    AggregateConfigProvider getGlobalConfiguration();

    /**
     * Retrieves the identity bundled with the DMDirc client containing version information.
     *
     * @return The version identity
     *
     * @since 0.6.3m2
     */
    ReadOnlyConfigProvider getVersionSettings();

    /**
     * Retrieves a list of identities that belong to the specified custom type.
     *
     * @param type The type of identity to search for
     *
     * @return A list of matching identities
     *
     * @since 0.6.4
     */
    Collection<ConfigProvider> getProvidersByType(String type);

    /**
     * Loads user-defined identity files.
     */
    void loadUserIdentities();

    /**
     * Loads the version information.
     */
    void loadVersionIdentity();

    /**
     * Adds the specific identity to this manager.
     *
     * @param identity The identity to be added
     */
    void addConfigProvider(final ConfigFileBackedConfigProvider identity);

    /**
     * Saves all modified identity files to disk.
     */
    void saveAll();

    /**
     * Removes an identity from this manager.
     *
     * @param identity The identity to be removed
     */
    void removeConfigProvider(final ConfigFileBackedConfigProvider identity);

}