(function() {
  Danbooru.Upload = {};

  Danbooru.Upload.initialize_all = function() {
    if ($("#c-uploads,#c-posts").length) {
      this.initialize_enter_on_tags();
      this.initialize_info_manual();
    }

    if ($("#c-uploads").length) {
      if ($("#image").prop("complete")) {
        this.initialize_image();
      } else {
        $("#image").on("load error", this.initialize_image);
      }
      this.initialize_info_bookmarklet();
      this.initialize_similar();
      this.initialize_shortcuts();
      this.initialize_submit();
      $("#related-tags-button").trigger("click");

      $("#toggle-artist-commentary").click(function(e) {
        Danbooru.Upload.toggle_commentary();
        e.preventDefault();
      });
    }

    if ($("#iqdb-similar").length) {
      this.initialize_iqdb_source();
    }
  }

  Danbooru.Upload.initialize_submit = function() {
    $("#form").submit(function(e) {
      var error_messages = [];
      if (($("#upload_file").val() === "") && ($("#upload_source").val() === "") && $("#upload_md5_confirmation").val() === "") {
        error_messages.push("Must choose file or specify source");
      }
      if (!$("#upload_rating_s").prop("checked") && !$("#upload_rating_q").prop("checked") && !$("#upload_rating_e").prop("checked") &&
          ($("#upload_tag_string").val().search(/\brating:[sqe]/i) < 0)) {
        error_messages.push("Must specify a rating");
      }
      if (error_messages.length === 0) {
        $("#submit-button").prop("disabled","true");
        $("#submit-button").prop("value","Submitting...");
        $("#client-errors").hide();
      } else {
        $("#client-errors").html("<strong>Error</strong>: " + error_messages.join(", "));
        $("#client-errors").show();
        e.preventDefault();
      }
    });
  }

  Danbooru.Upload.initialize_shortcuts = function() {
    Danbooru.keydown("e", "edit", function(e) {
      $("#upload_tag_string").focus();
      e.preventDefault();
    });
  };

  Danbooru.Upload.initialize_iqdb_source = function() {
    if (/^https?:\/\//.test($("#normalized_url").val())) {
      $.get("/iqdb_queries", {"url": $("#normalized_url").val()}).done(function(html) {$("#iqdb-similar").html(html)});
    }
  }

  Danbooru.Upload.initialize_enter_on_tags = function() {
    var $textarea = $("#upload_tag_string, #post_tag_string");
    var $submit = $textarea.parents("form").find('input[type="submit"]');

    $textarea.on("keydown.danbooru.submit", null, "return", function(e) {
      $submit.click();
      e.preventDefault();
    });
  }

  Danbooru.Upload.initialize_similar = function() {
    $("#similar-button").click(function(e) {
      $.get("/iqdb_queries", {"url": $("#upload_source").val()}).done(function(html) {$("#iqdb-similar").html(html).show()});
      e.preventDefault();
    });
  }

  Danbooru.Upload.initialize_info_bookmarklet = function() {
    $("#upload_source").change(function (e) {
      $("#fetch-data-manual").click();
    });

    $("#fetch-data-manual").click();
  }

  Danbooru.Upload.initialize_info_manual = function() {
    $("#fetch-data-manual").click(function(e) {
      var source = $("#upload_source,#post_source").val();
      var referer = $("#upload_referer_url").val();

      if (/^https?:\/\//.test(source)) {
        $("#source-info span#loading-data").show();
        Danbooru.Upload.fetch_source_data(source, referer);
      }

      e.preventDefault();
    });
  }

  Danbooru.Upload.fetch_source_data = function(url, referer_url) {
    return $.getJSON("/source.json", { url: url, ref: referer_url })
      .then(Danbooru.Upload.fill_source_info)
      .catch(function(data) {
        $("#source-info span#loading-data").html("Error: " + data.responseJSON["message"])
      });
  }

  Danbooru.Upload.fill_source_info = function(data) {
    $("#source-tags").empty();
    $.each(data.tags, function(i, v) {
      $("<a>").attr("href", v[1]).text(v[0]).appendTo("#source-tags");
    });

    $("#source-artist-profile").attr("href", data.profile_url).text(data.artist_name);

    Danbooru.RelatedTag.process_artist(data.artists);
    Danbooru.RelatedTag.translated_tags = data.translated_tags;
    Danbooru.RelatedTag.build_all();

    if (data.artists.length === 0) {
      var new_artist_params = $.param({
        artist: {
          name: data.unique_id,
          other_names: data.artist_name,
          url_string: $.uniqueSort([data.profile_url, data.normalized_for_artist_finder_url]).join("\n")
        }
      });

      var link = $("<a>").attr("href", "/artists/new?" + new_artist_params).text("Create new artist");
      $("#source-danbooru-artists").html(link);
    } else {
      var artistLinks = data.artists.map(function (artist) {
        return $('<a class="tag-type-1">').attr("href", "/artists/" + artist.id).text(artist.name);
      });

      $("#source-danbooru-artists").html(artistLinks)
    }

    if (data.image_urls.length > 1) {
      $("#gallery-warning").show();
    } else {
      $("#gallery-warning").hide();
    }

    $("#upload_artist_commentary_title").val(data.artist_commentary.dtext_title);
    $("#upload_artist_commentary_desc").val(data.artist_commentary.dtext_description);
    Danbooru.Upload.toggle_commentary();

    $("#source-info span#loading-data").hide();
    $("#source-info ul").show();
  }

  Danbooru.Upload.update_scale = function() {
    var $image = $("#image");
    var ratio = $image.data("scale-factor");
    if (ratio < 1) {
      $("#scale").html("Scaled " + parseInt(100 * ratio) + "% (original: " + $image.data("original-width") + "x" + $image.data("original-height") + ")");
    } else {
      $("#scale").html("Original: " + $image.data("original-width") + "x" + $image.data("original-height"));
    }
  }

  Danbooru.Upload.initialize_image = function() {
    var $image = $("#image");
    if (!$image.length) {
      return;
    }
    var width = $image.width();
    var height = $image.height();
    if (!width || !height) {
      // try again later
      $.timeout(100).done(function() {Danbooru.Upload.initialize_image()});
      return;
    }
    $image.data("original-width", width);
    $image.data("original-height", height);
    Danbooru.Post.resize_image_to_window($image);
    Danbooru.Post.initialize_post_image_resize_to_window_link();
    Danbooru.Upload.update_scale();
    $("#image-resize-to-window-link").click(Danbooru.Upload.update_scale);
  }

  Danbooru.Upload.toggle_commentary = function() {
    if ($(".artist-commentary").is(":visible")) {
      $("#toggle-artist-commentary").text("show »");
    } else {
      $("#toggle-artist-commentary").text("« hide");
    }

    $(".artist-commentary").slideToggle();
  };
})();

$(function() {
  Danbooru.Upload.initialize_all();
});