%% read_wpd_csv.m
% Minimal importer for WebPlotDigitizer multi-curve CSV

filename = 'wpd_datasets.csv';  % <-- set your file path here
T = readtable(filename);

% Read header row manually
fid = fopen(filename);
hdr1 = strsplit(strrep(fgetl(fid), '"', ''), ','); % curve names
hdr2 = strsplit(strrep(fgetl(fid), '"', ''), ','); % X/Y header row
fclose(fid);

% Extract unique curve names
names = hdr1(~cellfun('isempty',hdr1));

% Create struct for each curve
mii = struct();
for i = 1:numel(names)
    base = matlab.lang.makeValidName(strrep(names{i},' ','_'));
    xi = 2*(i-1)+1;   % X column
    yi = xi+1;        % Y column
    mii.(base).X = T{:,xi};
    mii.(base).Y = T{:,yi};
    
    % also create workspace variable "name_wpd"
    assignin('base',[base '_wpd'], mii.(base));
end

disp('Imported datasets:');
disp(fieldnames(mii));