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Update votes when creating or refreshing notes

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This commit is contained in:
Riyad Preukschas 2012-09-15 11:55:17 +02:00
parent b8113334a8
commit 6aebb76b5d
1 changed files with 40 additions and 3 deletions
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43
app/assets/javascripts/notes.js
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@ -21,15 +21,18 @@ var NoteList = {
this.getContent();
$("#notes-list, #new-notes-list").on("ajax:success", ".delete-note", function() {
$(this).closest('li').fadeOut();
$(this).closest('li').fadeOut(function() {
$(this).remove();
NoteList.updateVotes();
});
});
$(".note-form-holder").on("ajax:before", function(){
$(".submit_note").disable()
$(".submit_note").disable();
})
$(".note-form-holder").on("ajax:complete", function(){
$(".submit_note").enable()
$(".submit_note").enable();
})
disableButtonIfEmptyField(".note-text", ".submit_note");
@ -154,6 +157,8 @@ var NoteList = {
if (!this.reversed) {
this.initRefreshNew();
}
// make sure we are up to date
this.updateVotes();
},
@ -193,6 +198,7 @@ var NoteList = {
replaceNewNotes:
function(html) {
$("#new-notes-list").html(html);
this.updateVotes();
},
/**
@ -205,6 +211,37 @@ var NoteList = {
} else {
$("#new-notes-list").append(html);
}
this.updateVotes();
},
/**
* Recalculates the votes and updates them (if they are displayed at all).
*
* Assumes all relevant notes are displayed (i.e. there are no more notes to
* load via getMore()).
* Might produce inaccurate results when not all notes have been loaded and a
* recalculation is triggered (e.g. when deleting a note).
*/
updateVotes:
function() {
var votes = $("#votes .votes");
var notes = $("#notes-list, #new-notes-list").find(".note.vote");
// only update if there is a vote display
if (votes.size()) {
var upvotes = notes.filter(".upvote").size();
var downvotes = notes.filter(".downvote").size();
var votesCount = upvotes + downvotes;
var upvotesPercent = votesCount ? (100.0 / votesCount * upvotes) : 0;
var downvotesPercent = votesCount ? (100.0 - upvotesPercent) : 0;
// change vote bar lengths
votes.find(".bar-success").css("width", upvotesPercent+"%");
votes.find(".bar-danger").css("width", downvotesPercent+"%");
// replace vote numbers
votes.find(".upvotes").text(votes.find(".upvotes").text().replace(/\d+/, upvotes));
votes.find(".downvotes").text(votes.find(".downvotes").text().replace(/\d+/, downvotes));
}
}
};