var lists = JSON.parse(loadFile("data/lists.json"));
//Load list data from lists.json file using vendor loadfile.js.
var list_id = $("#query-list")[0].innerText;
//Get list id from <var> tag created in query-handler.php.
var list = null;
if(lists.hasOwnProperty(list_id)){
    list = lists[list_id];
} else {
    list = lists["master"];
    //If the list id in the query is invalid, go back to the main list.
}

$("#list-title")[0].innerText = list.title;
if(list.hasOwnProperty("description")){
    $("#list-description")[0].innerText = list.description;
}

if(list.hasOwnProperty("ordered") && list.ordered){
    $("#list-container")[0].innerHTML += "<ol id='list'></ol>";
    //Create an ordered list of the list has attribute "ordered":true.
} else {
    $("#list-container")[0].innerHTML += "<ul id='list'></ul>";
    //By default, lists are unordered.
}

$("#lists")[0].innerHTML += "<br /><a id='list-return-link' href='index.php?page=lists&list=master'>Return to Master List &#11148;</a>";
//Add a return link to the bottom of the article.


switch(list_id){
    case "master":
        for(id in lists){
            var item = `<li><a href='index.php?page=lists&list=${id}'>${lists[id].title}</a></li>`;
            $("#list")[0].innerHTML += item;
            //The Master List contains a link to every other list in the JSON file.
        }
        $("#list-return-link")[0].style.display="none";
        //"Return to Master List" link is not needed on Master List itself.
        break;
    case "quotes":
        for(quote of list.list){
            var item = "<p>";
            if(quote.hasOwnProperty("title")){
                item += `<b>${quote.title}</b><br />`;
                //Add a title if the quote has one (e.g. "The Litany Against Fear").
            }
            item += `"${quote.quote}"<br>`;
            //Add the text of the quote.
            item += `&nbsp;&mdash; ${quote.hasOwnProperty("quotee") ? quote.quotee : "Unknown"}`;
            //Add the quotee's name, or "Unknown" if one is not specified.
            if(quote.hasOwnProperty("source")){
                item += `, ${quote.source}`;
                //Add the source if the quote has one.
            }
            item += "</p><hr />";
            //Delimit the quotes with a horizontal rule.
            $("#list")[0].innerHTML += item;
        }
        break;

    default:
        for(item of list.list){
            $("#list")[0].innerHTML += `<li>${item}</li>`;
        }
}