MyHyvesBookPlus/WebDB
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add infinite scroll on profile

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This commit is contained in:
Hendrik
2017-02-01 14:05:04 +01:00
parent 77448d98ba
commit 9b89058484
5 changed files with 156 additions and 49 deletions
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117
website/public/js/masonry.js
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@@ -45,6 +45,21 @@ function postPost() {
}
var masonryMode = 0;
var windowWidth;
var columnCount;
var columns;
var postLimit;
var postAmount = 0;
var noposts = false;
$(document).ready(function () {
windowWidth = $(window).width();
columnCount = Math.floor($(".posts").width() / 250);
columns = new Array(columnCount);
postLimit = columnCount * 7;
});
$(window).on("load", function() {
$(".modal-close").click(function () {
$(".modal").hide();
@@ -52,21 +67,28 @@ $(window).on("load", function() {
$('#modal-response').hide();
$('.modal-default').show();
});
// http://stackoverflow.com/questions/9439725/javascript-how-to-detect-if-browser-window-is-scrolled-to-bottom
// $(window).on("scroll", function () {
// if ((window.innerHeight + window.pageYOffset) >= document.body.offsetHeight) {
// loadMorePosts(userID, groupID, postAmount, postLimit);
// }
// });
window.onscroll = function(ev) {
if($(window).scrollTop() + $(window).height() == $(document).height() ) {
loadMorePosts(userID, groupID, postAmount, postLimit);
}
};
});
var masonryMode = 0;
var windowWidth = $(window).width();
var oldColumnCount = Math.floor($(".posts").width() / 250);
$(window).resize(function() {
clearTimeout(window.resizedFinished);
window.resizeFinished = setTimeout(function() {
if ($(window).width() != windowWidth) {
windowWidth = $(window).width();
if (oldColumnCount != Math.floor($(".posts").width() / 250)) {
oldColumnCount = Math.floor($(".posts").width() / 250);
if (columnCount != Math.floor($(".posts").width() / 250)) {
columnCount = Math.floor($(".posts").width() / 250);
masonry(masonryMode);
}
}
@@ -78,12 +100,10 @@ var $container = $(".posts");
function masonry(mode) {
masonryMode = mode;
$container.children().remove();
columnCount = Math.floor($(".posts").width() / 250);
/*
* Initialise columns.
*/
var columns = new Array(columnCount);
for (i = 0; i < columnCount; i++) {
$column = $("<div class=\"column\">");
@@ -112,38 +132,61 @@ function masonry(mode) {
/*
* Function will find the column with the shortest height.
*/
function getShortestColumn(columns) {
column = columns[0];
for (i = 1; i < columnCount; i++) {
if (column[0] > columns[i][0]) {
column = columns[i];
}
}
return column;
}
/*
* Get the posts from the server.
*/
$.post("API/getPosts.php", { usr : userID, grp : groupID })
.done(function(data) {
posts = JSON.parse(data);
/*
* Rearange the objects.
*/
$.each(posts, function() {
$post = $("<div class=\"post platform\" onclick=\"requestPost(\'"+this['postID']+"\')\">");
$post.append($("<h2>").html(this["title"]));
$post.append($("<p>").html(fancyText(this["content"])));
$post.append($("<p class=\"subscript\">").text(this["nicetime"]));
$post.append($("<p class=\"subscript\">").text("comments: " + this["comments"] + ", niet slechts: " + this["niet_slechts"]));
shortestColumn = getShortestColumn(columns);
shortestColumn[1].append($post);
shortestColumn[0] = shortestColumn[0] + $post.height() + margin;
});
});
loadMorePosts(userID, groupID, 0, postLimit);
}
function getShortestColumn(columns) {
column = columns[0];
for (i = 1; i < columnCount; i++) {
if (column[0] > columns[i][0]) {
column = columns[i];
}
}
return column;
}
function loadMorePosts(uID, gID, offset, limit) {
if (noposts) {
return;
}
console.log(uID, gID, offset, limit);
$.post("API/getPosts.php", { usr : uID,
grp : gID,
offset : offset,
limit : limit})
.done(function(data) {
if (!data) {
$('.noposts').show();
noposts = true;
return;
}
posts = JSON.parse(data);
/*
* Rearange the objects.
*/
$.each(posts, function() {
$post = $("<div class=\"post platform\" onclick=\"requestPost(\'"+this['postID']+"\')\">");
$post.append($("<h2>").html(this["title"]));
$post.append($("<p>").html(fancyText(this["content"])));
$post.append($("<p class=\"subscript\">").text(this["nicetime"]));
$post.append($("<p class=\"subscript\">").text("comments: " + this["comments"] + ", niet slechts: " + this["niet_slechts"]));
shortestColumn = getShortestColumn(columns);
shortestColumn[1].append($post);
shortestColumn[0] = shortestColumn[0] + $post.height() + margin;
});
});
postAmount += limit;
}