/*
 * Easy tweet Button
 * http://ejohn.org/blog/retweet/
 *   by John Resig (ejohn.org)
 *
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 */

(function(){

window.directJS = {
    // Your Bit.ly Username
    //bitly_user: "directjs",

    // Your Bit.ly API Key
    // Found here: http://bit.ly/account
    //bitly_key: "R_6287c92ecaf9efc6f39e4f33bdbf80b1",

    // The text to replace the links with
    link_text: (/windows/i.test( navigator.userAgent) ? "►" : "♻") +
        " Direct message the iMP your answer",

    // What # to show (Use "clicks" for # of clicks or "none" for nothing)
    //count_type: "clicks",

    // Tweet Prefix text
    // "RT @jeresing " would result in: "RT @jeresig Link Title http://bit.ly/asdf"
    prefix: "",

    // Style information
    styling: "a.direct { font: 18px Helvetica,Arial; color: #000; text-decoration: none; border: 0px; }" +
        "a.direct span { color: #000; background: #ffd000; margin-left: 2px; border: 1px solid #555555; -moz-border-radius: 3px; -webkit-border-radius: 3px; border-radius: 3px; padding: 3px; }" +
        "a.vert { display: block; text-align: center; font-size: 16px; float: left; margin: 4px; }" +
        "a.direct strong.vert { display: block; margin-bottom: 4px; background: #F5F5F5; border: 1px solid #EEE; -moz-border-radius: 3px; -webkit-border-radius: 3px; border-radius: 3px; padding: 3px; }" +
        "a.direct span.vert { display: block; font-size: 12px; margin-left: 0px; }"
};

//////////////// No Need to Configure Below Here ////////////////

var loadCount = 1;

// Asynchronously load the Bit.ly JavaScript API
// If it hasn't been loaded already
if ( typeof BitlyClient === "undefined" ) {
    var head = document.getElementsByTagName("head")[0] ||
        document.documentElement;
    var script = document.createElement("script");
   // script.src = "http://bit.ly/javascript-api.js?version=latest&login=" +
   //     directJS.bitly_user + "&apiKey=" + directJS.bitly_key;
  //  script.charSet = "utf-8";
    head.appendChild( script );

    var check = setInterval(function(){
        if ( typeof BitlyCB !== "undefined" ) {
            clearInterval( check );
            head.removeChild( script );
            loaded();
        }
    }, 10);

    loadCount = 0;
}

if ( document.addEventListener ) {
    document.addEventListener("DOMContentLoaded", loaded, false);

} else if ( window.attachEvent ) {
    window.attachEvent("onload", loaded);
}

function loaded(){
    // Need to wait for doc ready and js ready
    if ( ++loadCount < 2 ) {
        return;
    }

    var elems = [], urlElem = {}, hashURL = {};

    BitlyCB.shortenResponse = function(data) {
        for ( var url in data.results ) {
            var hash = data.results[url].userHash;
            hashURL[hash] = url;

            var elems = urlElem[ url ];

            for ( var i = 0; i < elems.length; i++ ) {
                elems[i].href += hash;
            }

            if ( directJS.count_type === "clicks" ) {
                BitlyClient.stats(hash, 'BitlyCB.statsResponse');
            }
        }
    };

    BitlyCB.statsResponse = function(data) {
        var clicks = data.results.clicks, hash = data.results.userHash;
        var url = hashURL[ hash ], elems = urlElem[ url ];

        if ( clicks > 0 ) {
            for ( var i = 0; i < elems.length; i++ ) {
                var strong = document.createElement("strong");
                strong.appendChild( document.createTextNode( clicks + " " ) );
                elems[i].insertBefore(strong, elems[i].firstChild);

                if ( /(^|\s)vert(\s|$)/.test( elems[i].className ) ) {
                    elems[i].firstChild.className = elems[i].lastChild.className = "vert";
                }
            }
        }

        hashURL[ hash ] = urlElem[ url ] = null;
    };

    if ( document.getElementsByClassName ) {
        elems = document.getElementsByClassName("direct");
    } else {
        var tmp = document.getElementsByTagName("a");
        for ( var i = 0; i < tmp.length; i++ ) {
            if ( /(^|\s)direct(\s|$)/.test( tmp[i].className ) ) {
                elems.push( tmp[i] );
            }
        }
    }

    if ( elems.length && directJS.styling ) {
        var style = document.createElement("style");
        style.type = "text/css";

        try {
            style.appendChild( document.createTextNode( directJS.styling ) );
        } catch (e) {
            if ( style.styleSheet ) {
                style.styleSheet.cssText = directJS.styling;
            }
        }

        document.body.appendChild( style );
    }

    for ( var i = 0; i < elems.length; i++ ) {
        var elem = elems[i];

        if ( /(^|\s)self(\s|$)/.test( elem.className ) ) {
            elem.href = window.location;
            elem.title = document.title;
        }

        var origText = elem.title || elem.textContent || elem.innerText,
            href = elem.href;

        elem.innerHTML = "<span>" + directJS.link_text + "</span>";
        elem.title = "";
        elem.href = "http://twitter.com/home?status=" +
            encodeURIComponent(directJS.prefix + origText + "");

        if ( urlElem[ href ] ) {
            urlElem[ href ].push( elem );
       // } else {
    //        urlElem[ href ] = [ elem ];
       //     BitlyClient.shorten(href, 'BitlyCB.shortenResponse');
        }
    }

}

})();