yahoo_fantasy_baseball_stats.user.js

// ==UserScript==
// @name         Yahoo Fantasy Baseball Batter vs Pitcher Career Stats
// @namespace    http://baseball.fantasysports.yahoo.com/
// @version      0.4.3
// @description  displays batter vs pitcher career stats
// @author       Michael Schnitzler
// @match        https://baseball.fantasysports.yahoo.com/b1/*/*
// @grant        none
// @require http://code.jquery.com/jquery-latest.js
// ==/UserScript==
 
function replaceIllegalCharacters(s) {
    s = s.split('á').join('a');
    s = s.split('í').join('i');
    s = s.split('ó').join('o');
    s = s.split('é').join('e');
    s = s.split('ñ').join('n');
    s = s.split('Á').join('A');
    s = s.split('ú').join('u');
    return s;
}
 
function getMLBPlayerId(name) {
 
    var playerId;
    var sname = replaceIllegalCharacters(name);
    var url = 'https://lookup-service-prod.mlb.com/json/named.search_player_all.bam?sport_code=%27mlb%27&name_part=%27' + encodeURIComponent(sname) + '%25%27&active_sw=%27Y%27';
 
    $.ajax({async: false,
           url: url,
           dataType: "json",
           success: function(data) {
               if (data.search_player_all.queryResults.totalSize=='1') {
                   playerId = data.search_player_all.queryResults.row.player_id;
               }
               else if (data.search_player_all.queryResults.totalSize>1) {
                   
               }
           },
            error: function(data) {
                alert('error');
            }
    });
    //$.getJSON(url, function(data) {
    //    playerId = data.search_player_all.queryResults.row.player_id;
     //   alert(playerId);
   // });
    //alert(playerId);
    return playerId;
}
 
function getBatterVsPitcherStats(batterId, pitcherId) {
    url = 'https://lookup-service-prod.mlb.com/json/named.stats_batter_vs_pitcher_composed.bam?sport_code=%27mlb%27&game_type=%27R%27&player_id=' + batterId + '&pitcher_id=' + pitcherId;
    var stats;
    $.ajax({async:false,
            url: url,
            dataType: 'json',
            success: function(data) {
            stats = data;}
           });
    return stats;
}

function getLvsRStats(playerId) {
 var stats = new Object();
 var url = 'https://lookup-service-prod.mlb.com/json/named.mlb_individual_hitting_sits_composed.bam?sport_code=%27mlb%27&game_type=%27R%27&player_id=' + playerId + '&sit_code=%27vl%27&sit_code=%27vr%27';
    $.ajax({async:false,
            url: url,
            dataType: 'json',
            success: function(data) {
             var l = new Array();
             var r = new Array();
            
             for (i=0;i<data.mlb_individual_hitting_sits_composed.mlb_individual_hitting_sits_season_total.queryResults.totalSize;i++) {
              var row;
              if (data.mlb_individual_hitting_sits_composed.mlb_individual_hitting_sits_season_total.queryResults.totalSize==1) {
               row = data.mlb_individual_hitting_sits_composed.mlb_individual_hitting_sits_season_total.queryResults.row;
              } 
              else {
               row = data.mlb_individual_hitting_sits_composed.mlb_individual_hitting_sits_season_total.queryResults.row[i];
              }
              if (row.sit_code=='vl') {
               l.push(row);
              }
              else if (row.sit_code=='vr') {
               r.push(row);
              }
             }
             var lh=0, lab=0, ltb=0, rh=0, rab=0, rtb=0;

             for(i=0;i<l.length;i++) {
              lh = lh + parseInt(l[i].h);
              lab = lab + parseInt(l[i].ab);
              ltb = ltb + parseInt(l[i].tb);
             }
             for(i=0;i<r.length;i++) {
              rh = rh + parseInt(r[i].h);
              rab = rab + parseInt(r[i].ab);
              rtb = rtb + parseInt(r[i].tb);
             }

             stats.lavg = (lh / lab).toFixed(3);
             stats.lslg = (ltb / lab).toFixed(3);
             stats.ravg = (rh / rab).toFixed(3);
             stats.rslg = (rtb / rab).toFixed(3);
            }
           });
    
    return stats;
}

var opponentsLink = $("a:contains('Opponents')").attr("href");
$('.Grid-u.Ta-end.Nowrap').prepend('<a class="Btn Btn-short Mend-med" href="' + opponentsLink + '">Batter vs. Pitcher</a>');

if (window.location.href.indexOf("stat1=O") > -1) {

$('<th>Career Stats</th>').insertAfter('table#statTable0 > thead > tr > th:contains("Batters")');
$('table#statTable0 > tbody > tr').each(function(rowNum,row) {
    //var playerName = $(row).children('td.player > div > div > div.ysf-player-name > a').text();
    
    // get batter's player id
    var playerName = $(row).find('td > div > div > div.ysf-player-name > a').text();
    var playerId = getMLBPlayerId(playerName);
    
    // get pitcher's player id
    var pitcherName = $(row).find('td > div > a.name').text();
    var pitcherHandLong = $(row).find('td > div > div.detail > span:first').text();
    var pitcherHand = (pitcherHandLong!=null) ? pitcherHandLong.substring(0,3) : "";
    var pitcherId = getMLBPlayerId(pitcherName);

        
    var stats;
    var avg0, avg1, slg0, slg1, sit0, sit1;
    var splitStats;
    
    if (playerId!=null) {
     stats = getLvsRStats(playerId);
     var lstat = 'vs LHP: ' + stats.lavg + ' ' + stats.lslg;
     var rstat = 'vs RHP: ' + stats.ravg + ' ' + stats.rslg;
     if (pitcherHand=='LHP') {
      var lcol = (stats.lavg>=.280) ? "green" : "red";
      lstat = '<b style="color:' + lcol + '">' + lstat + '</b>';
     }
     else if (pitcherHand=='RHP') {
      var rcol = (stats.ravg>=.280) ? "green" : "red";
      rstat = '<b style="color:' + rcol + '">' + rstat + '</b>';
     }
       
       splitStats = '<br>' + lstat + '<br>' + rstat;
      }

    if(playerId!=null && pitcherId!=null) {
        stats = getBatterVsPitcherStats(playerId, pitcherId);

        var avg = stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.avg;
        var slg = stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.slg;
        var h = stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.h;
        var ab = stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.ab;
        var hr = stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.hr;
        var so = stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.so;
        
        var color = (avg>=.280) ? 'green' : 'red';
        
        var batterVsPitcherStats = '';
        if (stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.h!="") {
         batterVsPitcherStats = '<b style="color:'+color+'">' + avg + '</b> ('+h+'/'+ab+')<br>'+ hr + ' HR, ' + so + 'SO';
        }
        
       if (stats.stats_batter_vs_pitcher_composed.stats_batter_vs_pitcher_total.queryResults.row.h!=null) {
        $('<td class="Nowrap Fz-xxs Bdrend"><div>' + batterVsPitcherStats + splitStats + '</div></td>').insertAfter($(row).find('td.player'));
       }
       else {
        $('<td class="Nowrap Bdrend"></td>').insertAfter($(row).find('td.player'));
       }
       
    }
    else {
     $('<td class="Nowrap Bdrend"></td>').insertAfter($(row).find('td.player'));
    }
    
    
});
    
}