%*****TESTING STIM SETUP****

% the number of trials of each stim pairing
Btrials_perType = 4;  % 4*12= 48

% build the trial list
AB_trials = repmat([ A,B ], Btrials_perType, 1);
BA_trials = repmat([ B,A ], Btrials_perType, 1);
AC_trials = repmat([ A,C ], Btrials_perType, 1);
CA_trials = repmat([ C,A ], Btrials_perType, 1);
AD_trials = repmat([ A,D ], Btrials_perType, 1);
DA_trials = repmat([ D,A ], Btrials_perType, 1);
BC_trials = repmat([ B,C ], Btrials_perType, 1);
CB_trials = repmat([ C,B ], Btrials_perType, 1);
BD_trials = repmat([ B,D ], Btrials_perType, 1);
DB_trials = repmat([ D,B ], Btrials_perType, 1);
CD_trials = repmat([ C,D ], Btrials_perType, 1);
DC_trials = repmat([ D,C ], Btrials_perType, 1);

% bind all the trial types to define the block's trials
B_trialList_test = [AB_trials; BA_trials; AC_trials; CA_trials; AD_trials; DA_trials; BC_trials; CB_trials;...
    BD_trials; DB_trials; CD_trials; DC_trials;];

% load the textures into an array mapping onto corresponding choice ids
textures = [];
textures(A) = B_textures{1}{6}; % {A,B,C,D}
textures(B) = B_textures{2}{6};
textures(C) = B_textures{3}{6};
textures(D) = B_textures{4}{6};

%****BEGIN TEST*****

BComplete = false;
numBBlocks = 1; %*******Determines # of Blocks*******
Bblock_index = 0;
no_response = false;

% loop through the Test phase
while ~BComplete
    
    % track trial ids
    trial_ids = [];
    % track trial type
    trial_stimuli = [];
    %track response
    trial_response = [];
    % track which stim was choosen
    trial_selectedStim = [];
    % track the rt
    trial_RT = [];
    % track the accuracy
    trial_accuracy = [];
    
    % increment the block index
    Bblock_index = Bblock_index + 1;
    
    random_index = randperm(size(B_trialList_test, 1));
    randomized_trialList_test = B_trialList_test(random_index,:);
    
    trial_index = 1;
    while trial_index <= size(randomized_trialList_test, 1)
        
        % Fixation
        fixation_text = '+';
        Screen('TextFont',wPtr,'Times');
        Screen('TextStyle',wPtr,0);
        Screen('TextColor',wPtr,[255 255 255]);
        Screen('TextSize',wPtr,80);
        DrawFormattedText(wPtr,fixation_text,'center','center');
        Screen(wPtr, 'Flip');
        % show the fixation for 1 sec
        WaitSecs(1);
        
        % get the current trial's info
        L = randomized_trialList_test(trial_index, 1);
        R = randomized_trialList_test(trial_index, 2);
        TRIALCODE=strcat(num2str(L),num2str(R));
        TRIALTRIGGER=str2num(TRIALCODE);
        
        % define overall accuracy
        if  L<R
            correct_choice = left_button;
        elseif R<L
            correct_choice = right_button;
        end

        % now draw the stim
        Screen('DrawTexture', wPtr, textures(L), [], left_rect_test);
        Screen('DrawTexture', wPtr, textures(R), [], right_rect_test);
        %io64(ioObject,LTP1address,TRIALTRIGGER); WaitSecs(.05); io64(ioObject,LTP1address,0);
        err=DaqDOut(DAQindx, 0, TRIALTRIGGER); WaitSecs(0.05);
        Screen(wPtr, 'Flip');
        
        % start the trial timer;
        startTime = GetSecs();
        
        wait_stamp=GetSecs;
        % display "tmp"
        while 1
            [ keyIsDown, seconds, keyCode ] = KbCheck(GPindx);
            if keyIsDown
                if keyCode(left_button) &&  left_button==correct_choice
                    subject_choice = left_button;
                    no_response = false;
                    trlResponse = 1;
                    trlAccuracy = 1;
                    RESPTRIGGER = 1;
                    break;
                elseif keyCode(right_button) &&  right_button==correct_choice
                    subject_choice = right_button;
                    no_response = false;
                    trlResponse = 1;
                    trlAccuracy = 1;
                    RESPTRIGGER = 2;
                    break;
                elseif keyCode(left_button) &&  left_button~=correct_choice % suboptimal
                    subject_choice = left_button;
                    no_response = false;
                    trlResponse = 1;
                    trlAccuracy = 0;
                    RESPTRIGGER = 3;
                    break;
                elseif keyCode(right_button) &&  right_button~=correct_choice % suboptimal
                    subject_choice = right_button;
                    no_response = false;
                    trlResponse = 1;
                    trlAccuracy = 0;
                    RESPTRIGGER = 4;
                    break;
                end
            elseif(GetSecs-wait_stamp) > TSTDEADLINE,
                subject_choice = no_response;
                no_response = true;
                trlResponse = -1;
                trlAccuracy = -1;
                RESPTRIGGER = 5;
                break;
            end
        end
        %io64(ioObject,LTP1address,RESPTRIGGER); WaitSecs(.05); io64(ioObject,LTP1address,0);
        err=DaqDOut(DAQindx, 0, RESPTRIGGER); WaitSecs(0.05);
        clear TRIALCODE RESPTRIGGER;
        % stop the trial timer
        RT = GetSecs() - startTime;
        
        % determine which button they pressed
        trlselectedStim = subject_choice;
        
        % determine the reward feedback
        Screen('TextSize',wPtr,60);
        Screen('TextFont',wPtr,'Times');
        Screen('TextStyle',wPtr,1);
        
        % Store the trial data
        %
        % update the trial number list
        trial_ids = [trial_ids; trial_index];
        % store the trial stimuli
        trial_stimuli = [trial_stimuli; TRIALTRIGGER];
        %store response
        trial_response = [trial_response; trlResponse];
        % store the RT
        trial_RT = [trial_RT; RT];
        % store the subject's choice
        trial_selectedStim = [trial_selectedStim; trlselectedStim];
        % store accuracy independent of feedback
        trial_accuracy = [trial_accuracy; trlAccuracy];
        
        % increment the trial index
        trial_index = trial_index + 1;
        
    end
    
    % mark each trial with the block number
    data_test = zeros(size(trial_ids, 1), 1) + Bblock_index;
    % collate all the data from the block
    data_test = [data_test, trial_ids, trial_stimuli, trial_response, trial_selectedStim, trial_RT, trial_accuracy];
    
    % check to see if B is done
    if Bblock_index >= numBBlocks
        BComplete = true;
    end
end

% Save data
save([datadir 'M' num2str(subject_number),'_B',num2str(Block),'_CC_test.mat'], 'data_test');

% *****END OF B1_test*****