Hi Aditya,

Good idea, I think we should also look at require.js as I suggested some time 
ago: https://s.apache.org/y8P1

Jacques


Le 08/07/2017 à 11:00, Aditya Sharma a écrit :
Hello all,

We are currently using inline javascript for various macros like
renderLookupField, makeHyperlinkString,shortDateInput etc in
HtmlFormMacroLibrary.ftl which can be replaced with a generic code written
as external javascript. We can add generic javascript code in OfbizUtil.js
and add appropriate classes or identifiers for applying that. Any
additional data can be passed with HTML 5 custom data attribute (
https://www.w3.org/TR/2011/WD-html5-20110525/elements.html#embedding-custom-non-visible-data-with-the-data-attributes
).

Advantages of using external Javascript over inline javascript:

    - Better separation of concerns and maintainability.The separation of
    Javascript and HTML not only improves readability for the developer but
    also it is much easier to maintain.
    - Once an external script is downloaded. the browser stores it in the
    cache so no additional download is required if another page references it.
    - Instead of having same javascript code numerous times for
    multiple widget instances in the page, single instance code in an external
    file can be called and executed anywhere in the code
    - An inline script cannot be minified (converted to a shorter version
    through symbol reduction). Not a concern on broadband but consider a mobile
    device in a low bandwidth area, or users who are on global data roaming--
    every byte may count.
    - An inline script can be harder to debug because the line number
    associated with any error is meaningless.
    - An inline script cannot be tested independently of its page; external
    Javascript files can be run through independent testing, including
    automated tests.

Externalizing javascript is one of the Yahoo performance rules:
http://developer.yahoo.com/performance/rules.html#external

Thanks and Regards,

*Aditya Sharma* | Enterprise Software Engineer
HotWax Commerce <http://www.hotwax.co/> by HotWax Systems
<http://www.hotwaxsystems.com/>
Plot no. 80, Scheme no. 78 Part 2, Near Brilliant Convention Center, Indore,
M.P, India - 452010
Cell phone: +91 7415786147

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