function updateplotlyhelp

%----UPDATE THE PLOTLY HELP GRAPH REFERENCE----%

% remote Plotly Graph Reference url

remote = ['https://raw.githubusercontent.com/plotly/',...

'graph_reference/master/graph_objs/matlab/graph_objs_keymeta.json'];

% download the remote content

try

prContent = urlread(remote);

catch

fprintf(['\nAn error occurred while trying to read the latest\n',...

'Plotly MATLAB API graph reference from:\n',...

'https://github.com/plotly/graph_reference.\n']);

return

end

% load the json into a struct

pr = jsondecode(prContent);

%----------------------MATLAB SPECIFIC TWEAKS-------------------------%

%-key_type changes-%

pr.annotation.xref.key_type = 'plot_info';

pr.annotation.yref.key_type = 'plot_info';

pr.line.shape.key_type = 'plot_info';

% save directory

helpdir = fullfile(fileparts(which('updateplotlyhelp')), 'plotly_reference');

% pr filename

prname = fullfile(helpdir);

%----save----%

save(prname, 'pr');