/*
    Helper Class

    This script handles basic stuffs
*/

function filepathClean(webroot){
    if (webroot.substr(webroot.length -1, 1) == "/"){
        webroot = webroot.substr(0, webroot.length - 1);
    }
    return webroot;
}

//Generate a quick summary for post object
function extractPostInfo(filepath){
    var content = filelib.readFile(filepath);
    var postObject = JSON.parse(content);

    var title = "Untitled";
    var content = "(This post has no content)";
    var tags = [];

    if (typeof postObject.Title != "undefined"){
        title = postObject.Title
    }

    if (typeof postObject.Content != "undefined"){
        content = postObject.Content;
        if (content.split(" ").length > 100){
            //Trim the content off if it is longer than 100 words
            var words = content.split(" ");
            var trimmedContent = "";
            for (var i = 0; i < 100; i++){
                trimmedContent = trimmedContent + words[i] + " ";
            }

            trimmedContent = trimmedContent + "..."
            content = trimmedContent;
        }else if (content.length > 300){
            //To handle lang with no space, like Cantonese
            var trimmedContent = content.substr(0, 300) + "..."
            content = trimmedContent;
        }
    }

    if (typeof postObject.Tags != "undefined"){
        tags = postObject.Tags
    }

    return [title, content, tags];
}


function loadFooter(){
    //WIP
    var footerTemplate = appdata.readFile("Blog/template/footer.html");
    if (footerTemplate == false){
        return "Powered by ArozOS Blog Engine";
    }else{
        return footerTemplate;
    }
}

function loadBlogInfo(){
    //WIP
    return ["My Blog", "An amazing blog written by me!"]
}


function retrunErrorObject(message){
    sendJSONResp(JSON.stringify({
        error: message
    }))
}