Improve the mobile UX (#167)

Chunky PR

Reviewed-on: https://git.leftypol.org/leftypol/leftypol/pulls/167
Co-authored-by: Zankaria <zankaria.auxa@skiff.com>
Co-committed-by: Zankaria <zankaria.auxa@skiff.com>
This commit is contained in:
Zankaria 2024-08-19 21:57:50 +00:00 committed by Zankaria
parent 31086b05d9
commit f2ea90a2d0
28 changed files with 661 additions and 451 deletions

View file

@ -13,166 +13,218 @@
*
*/
$(document).ready(function () {
var dont_fetch_again = [];
init_hover = function() {
var $link = $(this);
var id;
var matches;
/*
* Unknown media types always return false, so old browsers (css media 3 or prior to css media) which do support
* any-hover or css media queries may return false negatives.
* Handle it by checking if the query is explicitly NOT supported.
*/
if (!window.matchMedia('(any-hover: none)').matches) {
$(document).ready(function () {
let isScreenSmall = false
/*
* Set up screen size detection.
* If the method is not defined, suppose the screen is always not-small.
*/
if (window.matchMedia) {
let query = window.matchMedia('(max-width: 48em)');
if ($link.is('[data-thread]')) {
id = $link.attr('data-thread');
}
else if(matches = $link.text().match(/^>>(?:>\/([^\/]+)\/)?(\d+)$/)) {
id = matches[2];
query.addEventListener('change', (e) => isScreenSmall = e.matches);
isScreenSmall = query.matches;
}
else {
return;
}
var board = $(this);
while (board.data('board') === undefined) {
board = board.parent();
}
var threadid;
if ($link.is('[data-thread]')) threadid = 0;
else threadid = board.attr('id').replace("thread_", "");
board = board.data('board');
let dont_fetch_again = [];
init_hover = function() {
let link = $(this);
var parentboard = board;
if ($link.is('[data-thread]')) parentboard = $('form[name="post"] input[name="board"]').val();
else if (matches[1] !== undefined) board = matches[1];
let id;
let matches;
var $post = false;
var hovering = false;
var hovered_at;
$link.hover(function(e) {
hovering = true;
hovered_at = {'x': e.pageX, 'y': e.pageY};
var start_hover = function($link) {
if($.contains($post[0], $link[0])) {
// link links to itself or to op; ignore
}
else if ($post.is(':visible') &&
$post.offset().top >= $(window).scrollTop() &&
$post.offset().top + $post.height() <= $(window).scrollTop() + $(window).height()) {
// post is in view
$post.addClass('highlighted');
} else {
var $newPost = $post.clone();
$newPost.find('>.reply, >br').remove();
//$newPost.find('span.mentioned').remove();
$newPost.find('a.post_anchor').remove();
$newPost
.attr('id', 'post-hover-' + id)
.attr('data-board', board)
.addClass('post-hover')
.css('border-style', 'solid')
.css('display', 'inline-block')
.css('position', 'absolute')
.css('font-style', 'normal')
.css('z-index', '100')
.css('margin-left', '1em')
.addClass('reply').addClass('post')
.insertAfter($link.parent())
$link.trigger('mousemove');
}
};
$post = $('[data-board="' + board + '"] div.post#reply_' + id + ', [data-board="' + board + '"]div#thread_' + id);
if($post.length > 0) {
start_hover($(this));
if (link.is('[data-thread]')) {
id = link.attr('data-thread');
} else if (matches = link.text().match(/^>>(?:>\/([^\/]+)\/)?(\d+)$/)) {
id = matches[2];
} else {
var url = $link.attr('href').replace(/#.*$/, '');
if($.inArray(url, dont_fetch_again) != -1) {
return;
}
let board = $(this);
while (board.data('board') === undefined) {
board = board.parent();
}
let threadid;
if (link.is('[data-thread]')) {
threadid = 0;
} else {
threadid = board.attr('id').replace("thread_", "");
}
board = board.data('board');
let parentboard = board;
if (link.is('[data-thread]')) {
parentboard = $('form[name="post"] input[name="board"]').val();
} else if (matches[1] !== undefined) {
board = matches[1];
}
let post = false;
let hovering = false;
let hovered_at;
let updatePreviewPosition = function(pageX, pageY, hoverPreview) {
let scrollTop = $(window).scrollTop();
if (link.is("[data-thread]")) {
scrollTop = 0;
}
let epy = pageY;
if (link.is("[data-thread]")) {
epy -= $(window).scrollTop();
}
let top = (epy ? epy : hovered_at['y']) - 10;
if (epy < scrollTop + 15) {
top = scrollTop;
} else if (epy > scrollTop + $(window).height() - hoverPreview.height() - 15) {
top = scrollTop + $(window).height() - hoverPreview.height() - 15;
}
let hovery = pageY ? pageY : hovered_at['y'];
if ((hovery - top) > 20){
top = hovery;
}
let previewX;
if (isScreenSmall) {
previewX = 0;
} else {
previewX = (pageX ? pageX : hovered_at['x']) + 1
}
hoverPreview.css('left', previewX).css('top', top);
};
link.hover(function(e) {
hovering = true;
hovered_at = {'x': e.pageX, 'y': e.pageY};
let start_hover = function(link) {
if ($.contains(post[0], link[0])) {
// link links to itself or to op; ignore
} else if (post.is(':visible') &&
post.offset().top >= $(window).scrollTop() &&
post.offset().top + post.height() <= $(window).scrollTop() + $(window).height()) {
// Post is in view, highlight it.
post.addClass('highlighted');
} else {
// Creates the preview, and displays it,
let hoverPreview = post.clone();
hoverPreview.find('>.reply, >br').remove();
hoverPreview.find('a.post_anchor').remove();
hoverPreview
.attr('id', 'post-hover-' + id)
.attr('data-board', board)
.addClass('post-hover')
.css('border-style', 'solid')
.css('display', 'inline-block')
.css('position', 'absolute')
.css('font-style', 'normal')
.css('z-index', '100');
if (isScreenSmall) {
hoverPreview
.css('margin-top', '1em')
.css('border-left-style', 'none')
.css('border-right-style', 'none');
} else {
hoverPreview.css('margin-left', '1em');
}
hoverPreview.addClass('reply').addClass('post')
.insertAfter(link.parent())
updatePreviewPosition(e.pageX, e.pageY, hoverPreview);
}
};
post = $('[data-board="' + board + '"] div.post#reply_' + id + ', [data-board="' + board + '"]div#thread_' + id);
if (post.length > 0) {
start_hover($(this));
} else {
let url = link.attr('href').replace(/#.*$/, '');
if ($.inArray(url, dont_fetch_again) != -1) {
return;
}
dont_fetch_again.push(url);
$.ajax({
url: url,
context: document.body,
success: function(data) {
var mythreadid = $(data).find('div[id^="thread_"]').attr('id').replace("thread_", "");
if (mythreadid == threadid && parentboard == board) {
$(data).find('div.post.reply').each(function() {
if ($('[data-board="' + board + '"] #' + $(this).attr('id')).length === 0) {
$('[data-board="' + board + '"]#thread_' + threadid + " .post.reply:first").before($(this).hide().addClass('hidden'));
}
});
} else if ($('[data-board="' + board + '"]#thread_'+mythreadid).length > 0) {
$(data).find('div.post.reply').each(function() {
if ($('[data-board="' + board + '"] #' + $(this).attr('id')).length === 0) {
$('[data-board="' + board + '"]#thread_' + mythreadid + " .post.reply:first").before($(this).hide().addClass('hidden'));
}
});
} else {
$(data).find('div[id^="thread_"]').hide().attr('data-cached', 'yes').prependTo('form[name="postcontrols"]');
}
post = $('[data-board="' + board + '"] div.post#reply_' + id + ', [data-board="' + board + '"]div#thread_' + id);
if (hovering && post.length > 0) {
start_hover(link);
}
}
});
}
}, function() {
// Remove the preview.
hovering = false;
if (!post) {
return;
}
dont_fetch_again.push(url);
$.ajax({
url: url,
context: document.body,
success: function(data) {
var mythreadid = $(data).find('div[id^="thread_"]').attr('id').replace("thread_", "");
if (mythreadid == threadid && parentboard == board) {
$(data).find('div.post.reply').each(function() {
if($('[data-board="' + board + '"] #' + $(this).attr('id')).length == 0) {
$('[data-board="' + board + '"]#thread_' + threadid + " .post.reply:first").before($(this).hide().addClass('hidden'));
}
});
}
else if ($('[data-board="' + board + '"]#thread_'+mythreadid).length > 0) {
$(data).find('div.post.reply').each(function() {
if($('[data-board="' + board + '"] #' + $(this).attr('id')).length == 0) {
$('[data-board="' + board + '"]#thread_' + mythreadid + " .post.reply:first").before($(this).hide().addClass('hidden'));
}
});
}
else {
$(data).find('div[id^="thread_"]').hide().attr('data-cached', 'yes').prependTo('form[name="postcontrols"]');
}
post.removeClass('highlighted');
if (post.hasClass('hidden') || post.data('cached') == 'yes') {
post.css('display', 'none');
}
$('.post-hover').remove();
}).mousemove(function(e) {
// Update the preview position if the mouse moves.
$post = $('[data-board="' + board + '"] div.post#reply_' + id + ', [data-board="' + board + '"]div#thread_' + id);
if (!post) {
return;
}
if(hovering && $post.length > 0) {
start_hover($link);
}
}
});
}
}, function() {
hovering = false;
if(!$post)
return;
$post.removeClass('highlighted');
if($post.hasClass('hidden') || $post.data('cached') == 'yes')
$post.css('display', 'none');
$('.post-hover').remove();
}).mousemove(function(e) {
if(!$post)
return;
var $hover = $('#post-hover-' + id + '[data-board="' + board + '"]');
if($hover.length == 0)
return;
// The actual displayed preview.
let hoverPreview = $('#post-hover-' + id + '[data-board="' + board + '"]');
if (hoverPreview.length === 0) {
return;
}
var scrollTop = $(window).scrollTop();
if ($link.is("[data-thread]")) scrollTop = 0;
var epy = e.pageY;
if ($link.is("[data-thread]")) epy -= $(window).scrollTop();
updatePreviewPosition(e.pageX, e.pageY, hoverPreview);
});
};
var top = (epy ? epy : hovered_at['y']) - 10;
if(epy < scrollTop + 15) {
top = scrollTop;
} else if(epy > scrollTop + $(window).height() - $hover.height() - 15) {
top = scrollTop + $(window).height() - $hover.height() - 15;
}
var hovery = e.pageY ? e.pageY : hovered_at['y'];
if ( ( hovery - top) > 20){
top = hovery;
}
$hover.css('left', (e.pageX ? e.pageX : hovered_at['x']) + 1).css('top', top);
$('div.body a:not([rel="nofollow"])').each(init_hover);
// allow to work with auto-reload.js, etc.
$(document).on('new_post', function(e, post) {
$(post).find('div.body a:not([rel="nofollow"])').each(init_hover);
});
};
$('div.body a:not([rel="nofollow"])').each(init_hover);
// allow to work with auto-reload.js, etc.
$(document).on('new_post', function(e, post) {
$(post).find('div.body a:not([rel="nofollow"])').each(init_hover);
});
});
}