function fbViewContent(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'ViewContent', {
            value: params['value'],
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD'),
            content_ids: params['content_ids'],
            content_type: params['content_type']
        });
    }
    //alert('ViewContent: '+params['content_ids']+' '+params['content_type']);
}

function fbAddToCart(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'AddToCart', {
            value: params['value'],
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD'),
            content_ids: params['content_ids'],
            content_type: params['content_type']
        });
    }
    //alert('AddToCart: '+params['content_ids']+' '+params['content_type']);
}

function fbAddToWishlist(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'AddToWishlist', {
            value: params['value'],
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD'),
            content_ids: params['content_ids'],
            content_type: params['content_type']
        });
    }
    //alert('AddToWishlist: '+params['content_ids']+' '+params['content_type']);
}

function fbInitiateCheckout(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'InitiateCheckout', {
            value: params['value'],
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD')
        });
    }
    //alert('InitiateCheckout');
}

function fbPurchase(params)
{
    let mainItems = params['contents'].split('%/');
    let items = [];

    mainItems.forEach(function(item) {
        let itemArray = item.split(',');
        items.push({
            id: itemArray[0], 
            quantity: itemArray[1], 
        })
    });

    if (typeof fbq === "function") {
        fbq('track', 'Purchase', {
            value: params['value'],
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD'),
            contents: items,
            content_type: params['content_type']
        });
        console.log('fbq Purchase event called');
    }
}

function fbLead(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'Lead', {
            value: 1,
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD'),
        });
    }
    //alert('Lead');
}

function fbCompleteRegistration(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'CompleteRegistration', {
            value: 1,
            currency: ((params['currency'] !== undefined) ? params['currency'] : 'USD'),
        });
    }
    //alert('CompleteRegistration');
}

function fbSearch(params)
{
    if (typeof fbq === "function") {
        fbq('track', 'Search', {
            search_string: params['search_string']
        });
    }
    //alert('Search: '+params['search_string']);
}