/*
    SavePost.js

    This script save the post to the given location
    Require paramters: 
    - filepath
    - title
    - tags
    - content (HTML, not markdown)
*/

//Require libraries
includes("config.js")

function main(){
    //Get a safe title from removing all special characters
    var safeTitle = title.replace(/[`~!@#$%^&*()_|+\-=?;:'",.<>\{\}\[\]\\\/]/gi, '');
    var saveFilename =  getBlogPostStore() + "private/" +  Date.now() + "-" + safeTitle + ".json"
    if (filepath == "" || !filelib.fileExists(filepath)){
        //This is a new file or the original file not exists. Assign a filename for it
       filepath = saveFilename;
    }

    //Generate tags array
    var tagArray = [];
    tags = tags.split(",");
    for(var i = 0; i < tags.length; i++){
        var thisTag = tags[i].trim();
        if (thisTag != ""){
            tagArray.push(thisTag);
        }

    }

    //Generate the blog post storage object
    var blogObject = {
        Title: title,
        Tags: tagArray,
        Content: content,
    }

    //Write to file
    var postObjectEncoded = JSON.stringify(blogObject);
    filelib.writeFile(filepath, postObjectEncoded);

    //Send back the filepath for save confirmation
    sendResp(filepath);
}

main();