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//INFO - Validação de bi antigo e cartão do cidadão
var CHAR = {
  '0': 0,
  '1': 1,
  '2': 2,
  '3': 3,
  '4': 4,
  '5': 5,
  '6': 6,
  '7': 7,
  '8': 8,
  '9': 9,
  'A': 10,
  'B': 11,
  'C': 12,
  'D': 13,
  'E': 14,
  'F': 15,
  'G': 16,
  'H': 17,
  'I': 18,
  'J': 19,
  'K': 20,
  'L': 21,
  'M': 22,
  'N': 23,
  'O': 24,
  'P': 25,
  'Q': 26,
  'R': 27,
  'S': 28,
  'T': 29,
  'U': 30,
  'V': 31,
  'W': 32,
  'X': 33,
  'Y': 34,
  'Z': 35,
};
    
{
    validateBI: function(value){
        if(!value || value.length !== 9 || isNaN(parseInt(value))) {
            return false;
        }
  
        return this.checkDigit(value.slice(0, 8)) === value[8];
    },
  
    checkDigit: function(value) {
        var sum = 0;
        var len = value.length;
  
        for (var i = 0; i < len; i++) {
            sum += value[i] * (len + 1 - i);
        }
  
        var mod = sum % 11;
        return '' + ((mod === 0 || mod === 1) ? 0 : 11 - mod);
    },
  
    validateCC: function(value){
        if (typeof value !== 'string' || value.length !== 12) {
            return false;
        }
  
        return this.calculateSum(value) === 0;
    },
  
    calculateSum: function(value) {
        var sum = 0;
  
        for (var i = value.length - 1; i >= 0; i--) {
            var d = CHAR[value[i]];
  
            if (d === undefined || (i < 9 && d > 9)) {
                return false;
            }
  
            if (i % 2 === 0) {
                d *= 2;
  
                if (d > 9) {
                    d -= 9;
                }
            }
  
            sum += d;
        }
  
        return sum % 10;
    }
}