// Darren Hardy
// MAT 259 - Project One
// 11 January 2009
//

// Usage:
// 
// String media = ItemType.getFactory().toMedia(t.itemtype);
//

// XXX: workaround for strange data file errors on laptop 
String dataPath(String s) {
    return "/Users/drh/Documents/Processing/HardyProjectOneData/data/" + s;
}

public class ItemType {
    private String _itemType = null;
    private String _media = null;
    private int _modern = -1;
    
    public String toString() { return _media; }
    
    public ItemType(String itemType) {
        _itemType = itemType;
        if (_itemType != null) {        
            for (Iterator i = _map.entrySet().iterator(); i.hasNext(); ) {
                Map.Entry me = (Map.Entry)i.next();
                String k = (String)me.getKey();
                if (_itemType.endsWith(k)) {
                    Object v[] = (Object[])me.getValue();
                    _media  = ((String)v[0]);
                    _modern = ((Integer)v[1]).intValue();
                }
            }
        }
    }
    
    // returns the item type
    public String getItemType() {
        return _itemType;
    }
    
    // returns the media description
    public String getMedia() {
        return _media;
    }
    
    public int getModern() {
        return _modern;
    }
    
    // true if holding is classified for Adult
    public boolean isAdult() {
        return _itemType != null ? _itemType.charAt(0) == 'a' : false;
    }
    
}

// -------------------

final private Map _map = loadMap();

// loads an itemtype suffix to media descripton mapping
private Map loadMap() {
    String lines[] = loadStrings(dataPath("mediamap.txt"));
    if (lines == null) {
        throw new RuntimeException("ItemType: cannot load mapping data");
    }
    
    HashMap hm = new HashMap();
    for (int i = 0; i < lines.length; i++) {
        if (lines[i].length() < 1 || lines[i].charAt(0) == '#') {
            continue;
        }
        String s[] = splitTokens(lines[i], WHITESPACE + ",");
        if (s.length == 3) {
            String suffix = s[0];
            String media = s[1];
            Integer modern = new Integer(s[2]);
            
            println(suffix + "->[" + media + "," + modern + "]");
            Object rec[] = new Object[2];
            rec[0] = media;
            rec[1] = modern;
            hm.put(suffix, rec); // register
        } else {
            println("WARNING: cannot parse: " + lines[i]);
        }
    }
    return hm;
}