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| 1 | +function fiscalCode(data) { |
| 2 | + const monthsConversion = { |
| 3 | + '01': 'A', '02': 'B', '03': 'C', '04': 'D', '05': 'E', '06': 'H', |
| 4 | + '07': 'L', '08': 'M', '09': 'P', '10': 'R', '11': 'S', '12': 'T' |
| 5 | + }; |
| 6 | + |
| 7 | + // Helper function to generate code for names and surnames |
| 8 | + function generateCode(name, isSurname) { |
| 9 | + const vowels = 'AEIOU'; |
| 10 | + let consonants = ''; |
| 11 | + let code = ''; |
| 12 | + |
| 13 | + // Helper function to check if a character is a consonant |
| 14 | + function isConsonant(char) { |
| 15 | + return /[BCDFGHJKLMNPQRSTVWXYZ]/.test(char); |
| 16 | + } |
| 17 | + |
| 18 | + for (let i = 0; i < name.length && consonants.length < 3; i++) { |
| 19 | + const char = name[i].toUpperCase(); |
| 20 | + if (isConsonant(char)) { |
| 21 | + consonants += char; |
| 22 | + } |
| 23 | + } |
| 24 | + |
| 25 | + if (consonants.length < 3) { |
| 26 | + for (let i = 0; i < name.length && consonants.length < 3; i++) { |
| 27 | + const char = name[i].toUpperCase(); |
| 28 | + if (vowels.includes(char)) { |
| 29 | + consonants += char; |
| 30 | + } |
| 31 | + } |
| 32 | + } |
| 33 | + |
| 34 | + if (consonants.length < 3) { |
| 35 | + consonants += 'X'.repeat(3 - consonants.length); |
| 36 | + } |
| 37 | + |
| 38 | + code = consonants; |
| 39 | + |
| 40 | + if (isSurname) { |
| 41 | + code += 'XXX'; |
| 42 | + } else { |
| 43 | + code += name.length >= 3 ? name[0] + name[2] + name[3] : name + 'XX'; |
| 44 | + } |
| 45 | + |
| 46 | + return code; |
| 47 | + } |
| 48 | + |
| 49 | + const surnameCode = generateCode(data.surname, true); |
| 50 | + const nameCode = generateCode(data.name, false); |
| 51 | + |
| 52 | + const year = data.dob.split('/')[2].slice(-2); |
| 53 | + const month = monthsConversion[data.dob.split('/')[1]]; |
| 54 | + const day = (data.gender === 'F' ? 40 + parseInt(data.dob.split('/')[0]) : parseInt(data.dob.split('/')[0])).toString().padStart(2, '0'); |
| 55 | + |
| 56 | + return `${surnameCode}${nameCode}${year}${month}${day}`; |
| 57 | +} |
| 58 | + |
| 59 | +// Examples |
| 60 | +console.log(fiscalCode({ |
| 61 | + name: "Matt", |
| 62 | + surname: "Edabit", |
| 63 | + gender: "M", |
| 64 | + dob: "1/1/1900" |
| 65 | +})); // ➞ "DBTMTT00A01" |
| 66 | + |
| 67 | +console.log(fiscalCode({ |
| 68 | + name: "Helen", |
| 69 | + surname: "Yu", |
| 70 | + gender: "F", |
| 71 | + dob: "1/12/1950" |
| 72 | +})); // ➞ "YUXHLN50T41" |
| 73 | + |
| 74 | +console.log(fiscalCode({ |
| 75 | + name: "Mickey", |
| 76 | + surname: "Mouse", |
| 77 | + gender: "M", |
| 78 | + dob: "16/1/1928" |
| 79 | +})); // ➞ "MSOMKY28A16" |
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