source: main/trunk/model-sites-dev/eurovision-lod/collect/eurovision/js/eurovision.js@ 34911

// The following needs to be kept in sync with the .voting-countries & .voting-points widths in css/eurovision.css
var glob_voting_country_and_points_width = (180+35); 

function transpose_i(i,num_cols, num_rows)
{
    // Map 'i' to (x,y) position in grid layout
    var x = (i % num_cols);
    var y = Math.floor(i / num_cols); // affect int division
    
    // Transpose, and then reverse engineer what value of 'i' the transposed position needs to be
    var trans_x = y;
    var trans_y = x;
    
    var trans_i = trans_y * num_rows + trans_x;

    return trans_i;
}

function append_to_country_votes(vote_label, votes_json_type, votes_type_total)
{
    // TODO
    // Figure out why "United Kingdom-J" and not "UnitedKingdom-J"

    if (gs.documentMetadata[votes_json_type]) {
    var all_votes_div_width  = $('#to-country-votes').width();
    
    var $vote_label_div = $('<div>').attr("class","voting-label").append(vote_label);
    $vote_label_div.append(" (Total: " + gs.documentMetadata[votes_type_total] + ")");
    $('#to-country-votes').append($vote_label_div);

    var $vote_points_div = $('<div>').attr("class","voting-points-div");
    
    var VotesJSON = eval(gs.documentMetadata[votes_json_type]);
    var num_countries = VotesJSON.length;

    var num_cols = Math.floor(all_votes_div_width / glob_voting_country_and_points_width);
    var num_rows = Math.ceil(num_countries / num_cols);
    var num_cells = num_cols * num_rows;
    
    VotesJSON.sort();

    for (var i=0; i<num_cells; i++) {
        var trans_i = transpose_i(i,num_cols, num_rows);

        // By default, they country and points are set to be empty divs
        var $to_country_name = $('<div>').attr("class","voting voting-country").append("");
        var $to_country_points = $('<div>').attr("class","voting voting-points").append("");

        // check to see if trans_i position is within array, otherwise default to filler
        if (trans_i < num_countries) {
        var from_country  = VotesJSON[trans_i];
        var from_country_points = gs.documentMetadata[from_country];
        
        if (typeof from_country_points !== 'undefined') {
            var pp_from_country = from_country.replace(/-(T|J)$/,"");
            
            $from_country_name = $('<div>').attr("class","voting voting-country").append(pp_from_country + ":");
            $from_country_points = $('<div>').attr("class","voting voting-points").append(from_country_points);         
        }
        }
        
        $('#to-country-votes')
        .append($from_country_name)
        .append($from_country_points);
        
    }

    $('#to-country-votes').append($vote_points_div);

    }
}
      

function compare_countries(a,b)
{
    if (a.Country < b.Country) {
    return -1;
    }
    if (a.Country > b.Country) {
    return 1;
    }

    // names must be equal
    return 0;
}

function compare_points(a,b)
{
    return a.Points - b.Points;
}

function append_from_country_votes(from_country_year_id,vote_type)
{
    if (vote_type != "") {
    var all_votes_div_width  = $('#from-country-votes').width();
    
    var votes_country_json_type = "VotesCountryJSON-" + vote_type;
    var votes_points_json_type = "VotesPointsJSON-" + vote_type;
    var vote_label = (vote_type == "J") ? "Jury votes" : "Televotes";
    
    var $vote_div = $('<div>').attr("class","voting-label").append(vote_label);
    $('#from-country-votes').append($vote_div);
    
    var VotesCountryJSON = eval(gs.documentMetadata[votes_country_json_type]); // map JSON string into data-structure
    var VotesPointsJSON = eval(gs.documentMetadata[votes_points_json_type]);   // map JSON string into data-structure

    var num_countries = VotesCountryJSON.length;
    
    var num_cols = Math.floor(all_votes_div_width / glob_voting_country_and_points_width);
    var num_rows = Math.ceil(num_countries / num_cols);
    var num_cells = num_cols * num_rows;
    
    var from_country_votes = [];
    
    for (var i=0; i<num_countries; i++) {
        from_country_votes.push({ "Country" : VotesCountryJSON[i], "Points" : VotesPointsJSON[i]})
    }

    from_country_votes.sort(compare_countries);

    for (var i=0; i<num_cells; i++) {

        var trans_i = transpose_i(i,num_cols, num_rows);

        var $to_country_name = $('<div>').attr("class","voting voting-country").append("");
        var $to_country_points = $('<div>').attr("class","voting voting-points").append("");

        // check to see if trans_i position is within array, otherwise default to filler        
        if (trans_i < num_countries) {
        var to_country  = from_country_votes[trans_i].Country;
        var to_country_points = from_country_votes[trans_i].Points;
        
        if (typeof to_country_points !== 'undefined') {
            
            $to_country_name = $('<div>').attr("class","voting voting-country").append(to_country + ":");
            $to_country_points = $('<div>').attr("class","voting voting-points").append(to_country_points);         
        }
        }
        
        $('#from-country-votes')
        .append($to_country_name)
        .append($to_country_points);

    }
    }
}