Critic Markup approval

Shared by @EvanWillnow

Script

var cont = true;
var text = editor.getText();
var origIndex = editor.getSelectedRange()[1];
if (origIndex >= text.length) {var origIndex = 0}
var pattern = "{[-#~+>][-#~+>].+?[-#~+<][-#~+<]}";
    if (pattern) {
        var index = text.substring(origIndex || 0).search(pattern) + origIndex;
        var found = text.substring(origIndex || 0).match(pattern);
        if (index >= origIndex) {
            foundLen = found[0].length
            editor.setSelectedRange(index, index + found[0].length);
            if (found[0].search("{>>.+?<<}") > -1) {
                ui.alert(found[0],"Keep note?", "Cancel", "Remove", "Keep", function (res) {
                    switch(res) {
                        case 0:
                            ui.hudError ('Cancel');
                            var cont = false;
                            break;
                        case 1:
                            ui.hudError ('Remove');
                            editor.replaceSelection('');
                            break;
                        case 2:
                            ui.hudError ('Keep');
                            break;
                        }
                    }
                );
            }
            else if (found[0].search("{##.+?##}") > -1) {
                ui.alert(found[0],"Keep highlight?", "Cancel", "Remove", "Remove & edit", "Keep",
                    function (res) {
                    switch(res) {
                        case 0:
                            ui.hudError ('Cancel');
                            var cont = false;
                            break;
                        case 1:
                            ui.hudError ('Remove');
                            editor.replaceSelection(found[0].substring(3,foundLen - 3));
                            break;
                        case 2:
                            ui.hudError ('Remove & edit');
                            editor.replaceSelection(found[0].substring(3,foundLen - 3));
                            editor.setSelectedRange(index);
                            var cont = false;
                            break;
                        case 3:
                            ui.hudError ('Keep');
                            break;
                        }
                    }
                );
            }
            else if (found[0].search("{~~.+?~>.+?~~}") > -1) {
                divider = found[0].search("~>")
                ui.alert(found[0],"Approve substitution?", "Cancel", "Decline", "Approve",
                    function (res) {
                    switch(res) {
                        case 0: 
                            ui.hudError ('Cancel');
                            var cont = false;
                            break;
                        case 1:
                            ui.hudError ('Decline');
                            editor.replaceSelection(found[0].substring(3,divider));
                            break;
                        case 2:
                            ui.hudError ('Approve');
                            editor.replaceSelection(found[0].substring(divider+2,foundLen - 3));
                            break;
                        }
                    }
                );
            }
            else if (found[0].search("{--.+?--}") > -1) {
                ui.alert(found[0],"Approve deletion?", "Cancel", "Decline", "Approve",
                    function (res) {
                    switch(res) {
                        case 0: 
                            ui.hudError ('Cancel');
                            var cont = false;
                            break;
                        case 1:
                            ui.hudError ('Decline');
                            editor.replaceSelection(found[0].substring(3,foundLen - 3));
                            break;
                        case 2:
                            ui.hudError ('Approve');
                            editor.replaceSelection('');
                            break;
                        }
                    }
                );
            }
            else if (found[0].search("{[+][+].*?[+][+]}") > -1) {
                ui.alert(found[0],"Approve addition?", "Cancel", "Decline", "Approve",
                    function (res) {
                    switch (res) {        
                        case 0:
                            ui.hudError ('Cancel');
                            var cont = false;
                            break;
                        case 1:
                            ui.hudError ('Decline');
                            editor.replaceSelection('');
                            break;
                        case 2:
                            ui.hudError ('Approve');
                            editor.replaceSelection(found[0].substring(3,foundLen - 3));
                            break;     
                        }
                    }
                );
            }
        }
    else {
        ui.hudError('No CriticMarkup found');
        var cont = false;
        }
    }