package name.abuchen.portfolio.model;

import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.UUID;
import java.util.stream.Stream;

/**
 * A set of configurations used to manage charts and column setup
 */
public class ConfigurationSet
{
    /**
     * A configuration has a UUID, a name given by the user, and a data string.
     */
    public static class Configuration
    {
        private String uuid;
        private String name;
        private String data;

        public Configuration()
        {
            // used for xml deserialisation
        }

        public Configuration(String name, String data)
        {
            this.uuid = UUID.randomUUID().toString();
            this.name = name;
            this.data = data;
        }

        public String getUUID()
        {
            return uuid;
        }

        public String getName()
        {
            return name;
        }

        public void setName(String name)
        {
            this.name = name;
        }

        public String getData()
        {
            return data;
        }

        public void setData(String data)
        {
            this.data = data;
        }
    }

    private List<Configuration> configurations = new ArrayList<>();

    public Stream<Configuration> getConfigurations()
    {
        return configurations.stream();
    }

    /**
     * Returns the configuration with the given UUID.
     */
    public Optional<Configuration> lookup(String uuid)
    {
        if (uuid == null)
            return Optional.empty();
        return configurations.stream().filter(c -> uuid.equals(c.getUUID())).findAny();
    }

    /**
     * Adds a configuration to the set.
     */
    public void add(Configuration configuration)
    {
        configurations.add(configuration);
    }

    /**
     * Removes the given configuration from the set.
     */
    public void remove(Configuration configuration)
    {
        configurations.remove(configuration);
    }
}