/*
#--
#   Copyright (C) 2007-2009 Johan Sørensen <johan@johansorensen.com>
#   Copyright (C) 2009 Marius Mathiesen <marius.mathiesen@gmail.com>
#
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU Affero General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU Affero General Public License for more details.
#
#   You should have received a copy of the GNU Affero General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#--
*/

$(document).ready(function() {
    // Project Sluggorizin'
    $("form #project_title").keyup(function(event) {
        var slug = $("form #project_slug");
        if (slug.text() != "") return;
        var lintName = function(val) {
          var linted = val.replace(/\W+/g, ' ').replace(/\ +/g, '-');
          linted = linted.toLowerCase().replace(/\-+$/g, '');
          return linted;
        }

        slug.val( lintName(this.value) );
    });

    // Line highlighting/selection
    $("#codeblob").highlightSelectedLines();

    // no-op links
    $("a.link_noop").click(function(event) {
        event.preventDefault();
    });

    // Comment previewing
    $("input#comment_preview_button").click(function(event){
        var formElement = $(this).parents("form");
        var url = formElement.attr("action");
        url += "/preview"
        $.post(url, formElement.serialize(), function(data, responseText){
            if (responseText === "success") {
              $("#comment_preview").html(data);
              $("#comment_preview").fadeIn();
            }
        });
        event.preventDefault();
    });

    // Project previewing
    $("input#project_preview_button").click(function(event){
        var formElement = $(this).parents("form");
        var url = $(this).attr("gts:url");
        $.post(url, formElement.serialize(), function(data, response) {
            if (response === "success")
              $("#project-preview").html(data).fadeIn();
        });
        event.preventDefault();
    });

    // Markdown help toggling
    $(".markdown-help-toggler").click(function(event){
        $(".markdown_help").toggle();
        event.preventDefault();
    });

    $("a#advanced-search-toggler").click(function(event) {
        $("#search_help").slideToggle();
        event.preventDefault();
    });

    // Merge request status color picking
    $("#merge_request_statuses input.color_pickable").SevenColorPicker();

    // Toggle details of commit events
    $("a.commit_event_toggler").click(function(event){
        var callbackUrl = $(this).attr("gts:url");
        var eventId = $(this).attr("gts:id");

        $("#commits_in_event_" + eventId).toggle();
        if ($("#commits_in_event_" + eventId).is(":visible")) {
          $("#commits_in_event_" + eventId).load(callbackUrl);
        }
        event.preventDefault();
    });

    // frontpage for non-loggedin users
    // Unobtrusively hooking the regular/OpenID login box stuff, so that it works
    // in a semi-sensible way with javascript disabled.
    $("#big_header_login_box_to_openid, #big_header_login_box_to_regular").click(function(e){
        $("#big_header_login_box_openid").toggle("fast");
        $("#big_header_login_box_regular").toggle("fast");
        e.preventDefault();
    });

    // replace the search form input["submit"] with something fancier
    $("#main_menu_search_form").each(function(){
        var headerSearchForm = this;
        var labelText = "Search...";
        var searchInput = $(this).find("input[type=text]");
        searchInput.val(labelText);
        searchInput.click(function(event){
            if (searchInput.val() == labelText) {
              searchInput.val("");
              searchInput.removeClass("unfocused");
            }
        });
        searchInput.blur(function(event){
            if (searchInput.val() == "") {
              searchInput.val(labelText);
              searchInput.addClass("unfocused");
            }
        });
        // hide the 'native' submit button and replace it with our
        // own awesome submit button
        var nativeSubmitButton = $(this).find("input[type=submit]");
        nativeSubmitButton.hide();
        var awesomeSubmitButton = $(document.createElement("a"));
        awesomeSubmitButton.attr({
            'id':'main_menu_search_form_graphic_submit',
            'href': '#'
        });
        awesomeSubmitButton.click(function(event){
            headerSearchForm.submit();
            event.preventDefault();
        });
        nativeSubmitButton.after(awesomeSubmitButton);
    });

    // Commment editing
    $(".comment .edit_link a").live("click", function(){
        var commentContainer = $(this).parents(".comment");
        var formUrl = $(this).attr("gts:url");
        var spinner = $(this).parent().next(".link-spinner").show();
        var commentId = commentContainer.attr("gts:comment-id");
        var commentLink = commentContainer.siblings("[name=comment_" + commentId + "]");
        jQuery.ajax({url:formUrl, success:function(data) {
            spinner.hide();
            commentContainer.append(data);
            commentContainer.find("form").submit(function(){
                var url = $(this).attr("action");
                var data = $(this).serialize();
                jQuery.post(url, data, function(payload) {
                    commentLink.remove();
                    commentContainer.replaceWith(payload);
                });
                return false;
            })
        }, error: function(){
            spinner.hide();
            commentContainer.append(
                "<p>We're sorry, but you're not allowed to edit the comment. " +
                "Only the creator of a comment may edit it, and then only for " +
                "a short period of time after it's been created</p>"
            );
        }});
    });

    $(".comment .comment_form .cancel").live("click", function(){
        var theForm = $(this).parents(".comment_form");
        theForm.remove();
    });

    // Relative times based on clients browser time
    jQuery.extend(jQuery.timeago.settings.strings, {
        seconds: "a minute",
        minute: "a minute",
        minutes: "%d minutes",
        hour: "an hour",
        hours: "%d hours",
        day: "a day",
        days: "%d days",
        month: "a month",
        months: "%d months",
        year: "a year",
        years: "%d years"
    });
    jQuery('abbr.timeago').timeago();

    // Rails generates some quite obtrusive markup when
    // :method => whatever is used in link_to etc.
    jQuery("a[data-request-method]").replaceRailsGeneratedForm();

    // watchable/favorite list filtering
    $("#watchable-list").each(function() {
        $this = $(this);
        $this.find(".filters a.all").addClass("current")
        $this.find(".filters a").css({'outline':'none'});

        var makeCurrent = function(newCurrent) {
            $this.find(".filters a").removeClass("current");
            $(newCurrent).addClass("current");
        };
        var swapAndMakeCurrent = function(klass, current) {
            $this.find(".favorite." + klass).show();
            $this.find(".favorite:not(." + klass + ")").hide();
            makeCurrent(current);
        }

        $this.find(".filters a.all").click(function() {
            $this.find(".favorite").show();
            makeCurrent(this);
            return false;
        });
        $this.find(".filters a.repositories").click(function() {
            swapAndMakeCurrent("repository", this);
            return false;
        });
        $this.find(".filters a.merge-requests").click(function() {
            swapAndMakeCurrent("merge_request");
            return false;
        });
        $this.find(".filters a.mine").click(function() {
            swapAndMakeCurrent("mine");
            return false;
        });
        $this.find(".filters a.foreign").click(function() {
            swapAndMakeCurrent("foreign");
            return false;
        });
    });

    // Favorite toggling and deletion on the /favorites page
    $("#favorite-listing tr:odd").addClass("odd");
    $("#favorite-listing td.notification .favorite.update a").click(function() {
        $this = $(this);
        if ("off" == $this.text()) {
            payload = "_method=put&favorite[notify_by_email]=1";
        } else {
            payload = "_method=put&favorite[notify_by_email]=0";
        }
        $.post($this.attr("href"), payload, function(data, respTxt){
            if ("success" === respTxt) {
                if ("off" === $this.text()) {
                    $this.text("on").removeClass("disabled").addClass("enabled");
                } else {
                    $this.text("off").removeClass("enabled").addClass("disabled")
                }
            }
        });

        return false;
    });

    $("#favorite-listing td.unwatch .favorite a.watch-link").click(function() {
        $this = $(this);
        payload = "_method=delete";
        $.post($this.attr("href"), payload, function(data, respTxt){
            if ("success" === respTxt) {
                $this.parents("tr").fadeOut("normal", function(){
                    $(this).remove();
                    $("#favorite-listing tr").removeClass("odd");
                    $("#favorite-listing tr:odd").addClass("odd");
                });
            }
        });

        return false;
    });

});

if (!Gitorious)
  var Gitorious = {};
Gitorious.DownloadChecker = {
      checkURL: function(url, container) {
        var element = $("#" + container);
        //element.absolutize();
        var sourceLink = element.prev();
        // Position the box
        if (sourceLink) {
            element.css({
                'top': parseInt(element[0].style.top) - (element.height()+10) + "px",
                'width': '175px',
                'height': '70px',
                'position': 'absolute'
            });
        }

        element.html('<p class="spin"><img src="/images/spinner.gif" /></p>');
        element.show();
        // load the status
        element.load(url, function(responseText, textStatus, XMLHttpRequest){
            if (textStatus == "success") {
                $(this).html(responseText);
            }
        });
        return false;
    }
};

// Gitorious.Wordwrapper = {
//   wrap: function(elements) {
//     elements.each(function(e) {
//       //e.addClassName("softwrapped");
//       e.removeClassName("unwrapped");
//     });
//   },

//   unwrap: function(elements) {
//     elements.each(function(e) {
//       //e.removeClassName("softwrapped");
//       e.addClassName("unwrapped");
//     });
//   },

//   toggle: function(elements) {
//     if (/unwrapped/.test(elements.first().className)) {
//       Gitorious.Wordwrapper.wrap(elements);
//     } else {
//       Gitorious.Wordwrapper.unwrap(elements);
//     }
//   }
// }

// A class used for selecting ranges of objects
function CommitRangeSelector(commitListUrl, targetBranchesUrl, statusElement)
{
  this.commitListUrl = commitListUrl
  this.targetBranchesUrl = targetBranchesUrl;
  this.statusElement = statusElement;
  this.endsAt = null;
  this.sourceBranchName = null;
  this.targetBranchName = null;
  this.REASONABLY_SANE_RANGE_SIZE = 50;

  this.endSelected = function(el) {
    this.endsAt = $(el);
    this.update();
  };

  this.onSourceBranchChange = function(event) {
    if (sourceBranch = $('#merge_request_source_branch')) {
      this.sourceBranchSelected(sourceBranch);
    }
  };

  this.onTargetRepositoryChange = function(event) {
    $("#spinner").fadeIn();
    $.post(this.targetBranchesUrl, $("#new_merge_request").serialize(),
           function(data, responseText)
    {
      if (responseText === "success") {
        $("#target_branch_selection").html(data);
        $("#spinner").fadeOut();
      }
    });
    this._updateCommitList();
  };

  this.onTargetBranchChange = function(event) {
    if (targetBranch = $('#merge_request_target_branch').val()) {
      this.targetBranchSelected(targetBranch);
    }
  };

  this.targetBranchSelected = function(branchName) {
    if (branchName != this.targetBranchName) {
      this.targetBranchName = branchName;
      this._updateCommitList();
    }
  };

  this.sourceBranchSelected = function(branchName) {
    if (branchName != this.sourceBranchName) {
      this.sourceBranchName = branchName;
      this._updateCommitList();
    }
  };

  this.update = function() {
    if (this.endsAt) {
      $(".commit_row").each(function(){ $(this).removeClass("selected") });
      var selectedTr = this.endsAt.parent().parent();
      selectedTr.addClass('selected');
      var selectedTrCount = 1;
      selectedTr.nextAll().each(function() {
          $(this).addClass('selected');
          selectedTrCount++;
      });

      if (selectedTrCount > this.REASONABLY_SANE_RANGE_SIZE) {
        $("#large_selection_warning").slideDown();
      } else {
        $("#large_selection_warning").slideUp();
      }

      // update the status field with the selected range
      var to = selectedTr.find(".sha-abbrev a").html();
      var from = $(".commit_row:last .sha-abbrev a").html();
      $("." + this.statusElement).each(function() {
          $(this).html(from + ".." + to);
      });
    }
  };

  this._updateCommitList = function() {
    $("#commit_table").replaceWith('<p class="hint">Loading commits&hellip; ' +
                                   '<img src="/images/spinner.gif"/></p>');
    $.post(this.commitListUrl, $("#new_merge_request").serialize(),
           function(data, responseText)
    {
        if (responseText === "success")
          $("#commit_selection").html(data);
    });
  }
}

function toggle_wiki_preview(target_url) {
  var wiki_preview = $('#page_preview');
  var wiki_edit = $('#page_content');
  var wiki_form = wiki_edit[0].form;
  var toggler = $('#wiki_preview_toggler');
  if (toggler.val() == "Hide preview") {
    toggler.val("Show preview");
  } else {
    toggler.val("Hide preview");
    wiki_preview.html("");
    $.post(target_url, $(wiki_form).serialize(), function(data, textStatus){
        if (textStatus == "success") {
          wiki_preview.html(data);
        }
    });
  }
  jQuery.each([wiki_preview, wiki_edit], function(){ $(this).toggle() });
}

// function load_commit_status()
// {
//   var merge_request_uri = document.location.pathname;
//   ['merged','unmerged'].each(function(s)
//   {
//     var i1 = new Image();
//     i1.src = "/images/merge_requests/" + s + ".png";
//   });
//   $$('tr.commit_row').each(function(commit_row)
//   {
//     id = commit_row.getAttribute('data-merge-request-commit-id');
//     new Ajax.Request(merge_request_uri + "/commit_status?commit_id=" + id, {method:'get', onSuccess: function(transport){
//       commit_row.removeClassName("unknown-status");
//       if (transport.responseText == 'false'){
//         commit_row.addClassName("unmerged");
//       }
//       else{
//         commit_row.addClassName("merged");
//       }
//     }});
//   });
// }