OpenSpace/data/assets/util/generate_bookmarks.asset

local assetHelper = asset.require('util/asset_helper')

local getBookmarks = function (guiPath, bookmarkfile)
  local genBookmarks = {};
  local notFirstLine = false;
  local PARSEC_CONSTANT = 3.0856776E16;
  for line in io.lines(openspace.absPath(bookmarkfile)) do
      if (notFirstLine) then
        local matchstring = "(.-),(.-),(.-),(.-),(.-),(.-),(.-),(.-),(.-),(.-),(.-)$"
        local group, name, globe, lat, lon, altitude, x, y, z, scale, linewitdh = line:match(matchstring)

        scale = (scale == '' and 75000 or scale)
        linewitdh = (linewitdh == '' and 2.0 or tonumber(linewitdh))
        group = (group == "" and globe or group)

        local parent = (globe == "" and 'Root' or globe)

        local sgn = {
          Identifier = guiPath .. "-" .. name,
          Parent = parent,
          Transform = {
              Translation = {
              },
              Scale = {
                  Type = "StaticScale",
                  Scale = tonumber(scale);
              }
          },
          Renderable = {
              Type = "RenderableSphericalGrid",
              Enabled = false,
              GridColor = { 0.3, 0.84, 1.0, 0.3},
              LineWidth = linewitdh,
              GridMatrix = { -0.05487554,  0.4941095, -0.8676661   , 0.0,
                             -0.9938214 , -0.1109906, -0.0003515167, 0.0,
                             -0.09647644,  0.8622859,  0.4971472   , 0.0,
                              0.0       ,  0.0      ,  0.0         , 1.0 }
          },
          GUI = {
              Name = name,
              Path = "/" .. guiPath
          }
        }

        if (group ~= "") then
          sgn.GUI.Path  = sgn.GUI.Path .. "/" .. group
        end

        if (globe == "") then
          sgn.Transform.Translation = {
            Type = "StaticTranslation",
            Position = {tonumber(x) * PARSEC_CONSTANT, tonumber(y) * PARSEC_CONSTANT , tonumber(z) * PARSEC_CONSTANT}
          }
        else
          sgn.Transform.Translation = {
              Type = "GlobeTranslation",
              Globe = globe,
              Latitude = tonumber(lat),
              Longitude = tonumber(lon),            
          }
          if (altitude == nil) then
              sgn.Transform.Translation.UseHeightMap = true;
          else 
              sgn.Transform.Translation.UseHeightMap = false;
              sgn.Transform.Translation.Altitude = tonumber(altitude);
          end

        end


        table.insert(genBookmarks, sgn);
      else
        notFirstLine = true
      end
  end
  return genBookmarks
end

asset.export("getBookmarks", getBookmarks)