define('jira/viewissue/init-comment-areas', ['require'], function (require) {
    var commentForm = require('jira/viewissue/comment/comment-form');
    var footerComment = require('jira/viewissue/comment/footer-comment');
    var IssueApi = require('jira/issue');
    var $ = require('jquery');
    var parseUri = require('jira/libs/parse-uri');

    var oldBeforeUnload = window.onbeforeunload;

    var commentArea = {};

    commentArea.openFooterComment = function openFooterComment() {
        footerComment.show();

        commentForm.getForm().find('#commentLevel').bind('change', function() {
            commentForm.setSubmitState();
        });
        commentForm.setSubmitState();
    };

    $(document)
    // issue comments are always ajax submitted
        .delegate("#addcomment #issue-comment-add", "submit", function (e) {
            footerComment.ajaxSubmit();
            e.preventDefault();
        })
        // show/hide of comment in header
        .delegate(".issue-header #comment-issue", "click", function (e) {
            footerComment.show();
            e.preventDefault();
        })
        // show/hide of comment in footer
        .delegate("#footer-comment-button", "click", function (e) {
            commentArea.openFooterComment();
            e.preventDefault();
        })
        // Cancel comment in footer
        .delegate("#addcomment .cancel", "click", function (e) {
            e.preventDefault();
            footerComment.hide(true);
        })
        .delegate("#issue-comment-add", "submit", function () {
            window.setTimeout(function () { // JRADEV-11111 - IE8 requires a timeout
                commentForm.disable();
            }, 0);
        })
        .delegate("#issue-comment-add #comment", "input", function () {
            commentForm.setSubmitState();
        })
        .delegate("#issue-comment-add input[type='submit']", "click", function (e) {
            if (commentForm.showNoCommentMsg()) {
                e.preventDefault();
            }
        })
        .bind("showWikiInput", function () {
            footerComment.setPreviewMode(false);
            var $commentField = commentForm.getField();
            if ($commentField.is(":visible:enabled")) {
                IssueApi.getStalker().trigger("stalkerHeightUpdated");
                if ($commentField.length > 0) {
                    $commentField.focus();
                }
                commentForm.setCaretAtEndOfCommentField();
            }
        })
        .bind("showWikiPreview", function () {
            footerComment.setPreviewMode(true);
            IssueApi.getStalker().trigger("stalkerHeightUpdated");
        });

    // Why not just use jQuery I hear you say?? Well it doesn't work for IE!
    // JRADEV-11612
    window.onbeforeunload = function () {
        var oldResult = undefined;
        if ($.isFunction(oldBeforeUnload)) {
            oldResult = oldBeforeUnload.apply(this, arguments);
        }
        return oldResult ||
            commentForm.handleBrowseAway.apply(this, arguments);
    };


    /**
     * Check for add-comment anchor and open the bottom comment box
     */
    $(function () {
        if (parseUri(window.location.href).anchor === "add-comment") {
            commentArea.openFooterComment();
        }
    });
});