/*
 * [Seller.java]
 *
 * Summary: enum constants for motherboard sellers.
 *
 * Copyright: (c) 2011-2017 Roedy Green, Canadian Mind Products, http://mindprod.com
 *
 * Licence: This software may be copied and used freely for any purpose but military.
 *          http://mindprod.com/contact/nonmil.html
 *
 * Requires: JDK 1.7+
 *
 * Created with: JetBrains IntelliJ IDEA IDE http://www.jetbrains.com/idea/
 *
 * Version History:
 *  1.0 2011-02-21 initial version.
 */
package com.mindprod.mother;
/**
 * enum constants for motherboard sellers.
 *
 * @author Roedy Green, Canadian Mind Products
 * @version 1.0 2011-02-21 initial version.
 * @since 2011-02-21
 */
public enum Seller
    {
        AMAZON( "USD", "amazon.com" )
                {
                String sellerURL( String sellerPartNo )
                    {
                    return "http://www.amazon.com/gp/product/"
                           + sellerPartNo
                           + "?ie=UTF8&tag=canadianmindprod&linkCode=as2&camp=1789&creative=9325&" +
                           "creativeASIN="
                           + sellerPartNo;
                    }
                },
        AMAZONCA( "CAD", "amazon.ca" )
                {
                String sellerURL( String sellerPartNo )
                    {
                    return "http://www.amazon.ca/gp/product/"
                           + sellerPartNo
                           + "?ie=UTF8&tag=canadianmin07-20&linkCode=as2&camp=15121&" +
                           "creative=330641&creativeASIN="
                           + sellerPartNo;
                    }
                },
        AMAZONDE( "EUR", "amazon.de" )
                {
                String sellerURL( String sellerPartNo )
                    {
                    return "http://www.amazon.de/gp/product/"
                           + sellerPartNo
                           + "?ie=UTF8&tag=canadianmin0b-21&linkCode=as2&camp=1638&creative=6742&" +
                           "creativeASIN="
                           + sellerPartNo;
                    }
                },
        AMAZONFR( "EUR", "amazon.fr" )
                {
                String sellerURL( String sellerPartNo )
                    {
                    return "http://www.amazon.fr/gp/product/"
                           + sellerPartNo
                           + "?ie=UTF8&tag=canamindprod-21&linkCode=as2&camp=1624&creative=6746&" +
                           "creativeASIN="
                           + sellerPartNo;
                    }
                },
        AMAZONUK( "GBP", "amazon.co.uk" )
                {
                String sellerURL( String sellerPartNo )
                    {
                    return "http://www.amazon.co.uk/gp/product/"
                           + sellerPartNo
                           + "?ie=UTF8&tag=canadianmindp-21&linkCode=as2&camp=1634&creative=6738&" +
                           "creativeASIN="
                           + sellerPartNo;
                    }
                },
        TIGERCA( "CAD", "TigerDirect.ca" )
                {
                String sellerURL( String sellerPartNo )
                    {
                    return "http://click.linksynergy.com/fs-bin/click?id=vSCiQT/Cnuo&subid=&offerid=102328" +
                           ".1&type=10&tmpid=3879&RD_PARM1=http%3A%2F%2Fwww.tigerdirect" +
                           ".ca%2Fapplications%2FSearchTools%2Fitem-details.asp%3FEdpNo%3D"
                           + sellerPartNo;
                    }
                };
    /**
     * cannot use String... here, only in parm list alternate input names for the alias
     */
    private final String[] aliases;
    /**
     * unit of currency this vendor uses in posted prices.
     */
    private final String currency;
    /**
     * constructor for an enum constant
     *
     * @param aliases other names for string input
     */
    Seller( String currency, String... aliases )
        {
        this.currency = currency;
        this.aliases = aliases;
        }
    /**
     * convert alias string to equivalent canonical enum constant, like valueOf but accepts aliases too, and does not
     * care about case.
     *
     * @param s alias as string
     *
     * @return equivalent AppCat enum constant
     */
    public static Seller valueOfAlias( String s )
        {
        s = s.trim();
        try
            {
            return valueOf( s.toUpperCase() );
            }
        catch ( IllegalArgumentException e )
            {
            // usual method failed, try looking up alias
            // This seems long winded, why no HashSet?
            // Because Java won't let me access a static common
            // lookup in the enum constructors.
            for ( Seller candidateEnum : Seller.values() )
                {
                for ( String candidateString : candidateEnum.aliases )
                    {
                    if ( candidateString.equalsIgnoreCase( s ) )
                        {
                        return candidateEnum;
                        }
                    }
                }
            // fell out the bottom of search over all enums and aliases
            // give up
            throw new IllegalArgumentException( "unknown Seller: " + s );
            }
        }
    /**
     * get unit of currency
     */
    public String getCurrency()
        {
        return currency;
        }
    /**
     * ordinary toString
     *
     * @return upper and lower case name for the manufacturer.
     */
    public String toString()
        {
        if ( aliases.length > 0 )
            {
            return aliases[ 0 ];
            }
        else
            {
            return name();
            }
        }
    /**
     * get the url of where to buy the motherboard at this seller given the part no.
     *
     * @param sellerPartNo seller's proprietary part no. e.g. Amazon ASIN number.
     *
     * @return url
     */
    abstract String sellerURL( String sellerPartNo );
    }