// © 1995-2009 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, 
// and the Healthwise logo are trademarks of Healthwise, Incorporated.


// Uncomment to turn on debugging on module binding code:
// org.healthwise.config.debug = true;


/* -------------------- Core org.healthwise functions ---------------------------- */

org.healthwise.setConfig = function(name, value) {
    org.healthwise.config[name] = value;
    $(document).trigger('org.healthwise.config.' + name, value);
    return org.healthwise.config[name];
};

org.healthwise.getConfig = function(name) {
    return org.healthwise.config[name];
};

org.healthwise.error = function(msg) {
    if (org.healthwise.config.debug)
        window.alert(msg);
};

org.healthwise.ready = function(f) {
    // TODO maybe add some logic to ensure that Jquery is loaded and wait for it if not
    // (only necessary if we need to set up ready() functions from this file
    jQuery(document).ready(f);
};


// ------ Modules and Includes

org.healthwise.include = function(fileName) {
    // If filename starts with letter it is considered relative
    // to the /inc directory, otherwise it is considered a ready path
    if (!fileName.match(/^([^\w]|http\:)/))
        fileName = org.healthwise.config.root + "/inc/" + fileName;
    var script = '<script type="text/javascript" src="' + fileName + '"></script>';
    document.write(script);
};


org.healthwise.includedModules = {};

org.healthwise.includeModule = function(name, fileName) {
    if (!org.healthwise.includedModules[name]) {
        if (fileName) {
            org.healthwise.include(fileName);
            org.healthwise.includedModules[name] = fileName;
        } else {
            // If no fileName is provide, mark module as disabled, preventing 
            // subsequent calls to includeModule from loading the module.
            org.healthwise.includedModules[name] = '[disabled]';
        }
    }
};

org.healthwise.module = function(name, implementation) {
    if (org.healthwise.config.debug) {
        for (var method in org.healthwise[name]) {
            if (!implementation[method])
                org.healthwise.error("Required method '" + method + "' not implemented in module '" + name + "'");
        }
    }

    org.healthwise[name] = implementation;
    org.healthwise.includedModules[name] = true;
};


org.healthwise.checkParameter = function(moduleName, parameterName) {
    if (typeof (org.healthwise.config[moduleName]) == 'undefined' ||
        typeof (org.healthwise.config[moduleName][parameterName]) == 'undefined') {
        org.healthwise.error("Required parameter '" + parameterName + "' undefined in module '" + moduleName + "'");
        return false;
    }
    return true;
};

// --- Timer function (debugging)
// This can be used to do do manual profiling in the application
//    Put this in strategic locations in code:
//       $hw.timer.start('mycode');
//       ...
//       $hw.timer.stop('mycode');
//    At the end call:
//       $hw.timer.results();

org.healthwise.timer = (function() {
    var startTimes = {};
    var stopTimes = {};

    return {
        init: function() {
            startTime = (new Date()).getTime();
            startTimes = {};
            stopTimes = {};
        },
        start: function(id) {
            startTimes[id] = (new Date()).getTime();
        },
        stop: function(id) {
            stopTimes[id] = (new Date()).getTime();
        },
        results: function() {
            var total = (new Date()).getTime() - startTime;
            var result = 'Total = ' + total;
            for (var id in startTimes) {
                var time = stopTimes[id] - startTimes[id];
                var percent = Math.round(time * 100 / total);
                result += "\n  " + id + " = " + time + " (" + percent + "%)";
            }
            alert(result);
        }
    }
})();

org.healthwise.timer.init();





/* -------------------- APIs to standard modules ---------------------------- */

// User interaction interface
org.healthwise.ui = {
    openWindow: function(path, modal) { return true; },
    mouseoverTooltip: function(path, truncate) { return true; },
    mouseoutTooltip: function() { return true; },
    mouseoverTooltipDiv: function(div) { return true; },
    closeWindows: function() { },
    displayDocument: function(link) {}
};

// Navigation interface
org.healthwise.navigation = {
    section: function(id, targetId) { },
    currentSection: function() { },
    changeSlide: function(a, b) { }
};

// Search interface
org.healthwise.search = {
    search: function(searchTerm, numberOfResults, page, SearchResultsCallback) { }
};

// URL interface
org.healthwise.url = {
    getURL: function(docType, docHwid, sectHwid) { },
    // params should be a hash of query string parameters
    getURLWithQueryString: function(page, params) { },
    parseURL: function(pageTypePattern, url) { },
    stripSectionFromPath: function(path) { }
};

// Tracking interface
org.healthwise.tracking = {
    track: function(data) { },
    debug: function(data) { }
};



/* -------------------- Config and Document properties ----------------------- */

// Default configuration
org.healthwise.config.hwDiChk = false;
org.healthwise.config.hwSxChk = false;
org.healthwise.config.hwOSHG = false;

// Localization stuff
org.healthwise.localization = {};
org.healthwise.localization.MORE_TEXT = "More >";
org.healthwise.localization.CLOSE_TEXT = "CLOSE&nbsp;&nbsp;X";

// Omniture tracking needs this
var m_localization = org.healthwise.config.locale;

// Document uses javascript-based navigation (displaying one section at a time)
org.healthwise.document.hasActiveNavigation =
           org.healthwise.document.doctype == "Major" ||
           org.healthwise.document.doctype == "Mini" ||
           org.healthwise.document.doctype == "Special" ||
           org.healthwise.document.doctype == "Symptom" ||
           org.healthwise.document.doctype == "MedicalTest" ||
           org.healthwise.document.doctype == "Support";

// Document has sections
org.healthwise.document.hasNavigation =
          org.healthwise.document.hasActiveNavigation ||
           org.healthwise.document.doctype == "DrugDetail" ||
           org.healthwise.document.doctype == "TestDetail" ||
           org.healthwise.document.doctype == "SurgicalDetail" ||
           org.healthwise.document.doctype == "OtherDetail" ||
           org.healthwise.document.doctype == "Nci" ||
           org.healthwise.document.doctype == "Shc" ||
           org.healthwise.document.doctype == "Cam" ||
           org.healthwise.document.doctype == "Nord";



/* -------------------- Loading of necessary files ---------------------------- */



(function($hw) {

    // jQuery and required stuff
    $hw.include('control/jquery-1.3.2.min.js');//Compressed for performance
    //$hw.include('control/jquery-1.3.2.js');//Uncompressed For Debugging
    $hw.include('control/swfobject.js');
    $hw.include('control/ie6-layout-patch.js');

    // Symptom Topics
    if (org.healthwise.document.doctype == 'Symptom')
        $hw.include('control/consumer.sx.js');

    // DecisionPoints
    
        $hw.include('control/dp/main.js');

    // load modules specified by app if defined previously
    if (typeof (org.healthwise.modulesToLoad) != 'undefined') {
        for (var module in org.healthwise.modulesToLoad) {
            $hw.includeModule(module, org.healthwise.modulesToLoad[module]);
        }
    }

    // Customizations
    $hw.include('custom/custom.js');

    // Default modules
    // (included after custom.js to allow custom.js defining modules that override default ones)
    $hw.include('control/modules.js');

})(org.healthwise);

// stub so iTools don't error in IE. Will be overwritten if tracking is enabled.
if (window.hwTrackEvent == null) {
    window["hwTrackEvent"] = function(ti) {
        return;
    }
}