Files
dc-project/src/main/kotlin/fr/dcproject/common/validation/Password.kt

22 lines
973 B
Kotlin

package fr.dcproject.common.validation
import io.konform.validation.ValidationBuilder
fun ValidationBuilder<String>.passwordScore(minScore: Int) =
addConstraint("is not enough strong. Use Upper case, Lower case and special characters or juste use more characters.") { value ->
value.passwordScore() >= minScore
}
fun String.passwordScore(): Int {
var score: Int = length
val alphaNum = ('a'..'z').toList() + ('A'..'Z').toList() + ('0'..'9').toList()
val specialCount = (length - toList().intersect(alphaNum).size)
score += specialCount.let { if (it > 3) 3 else it }
val hasAlphaLower = toList().intersect(('a'..'z').toList()).size.let { if (it > 2) 2 else it }
val hasAlphaUpper = toList().intersect(('A'..'Z').toList()).size.let { if (it > 2) 2 else it }
val hasNum = toList().intersect(('0'..'9').toList()).size.let { if (it > 2) 2 else it }
score += (hasAlphaLower + hasAlphaUpper + hasNum - 2) * 2
return score
}