61 lines
1.1 KiB
Go
61 lines
1.1 KiB
Go
package util
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import (
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"math/rand"
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"strings"
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)
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const alphabet = "abcdefghijklmnopqrstuvwxyz"
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const numbers = "0123456789"
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// func init() {
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// rand.Seed(time.Now().UnixNano())
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// }
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// RandomInt generates a random number between min and max
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func RandomInt(min, max int64) int64 {
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return min + rand.Int63n(max-min+1)
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}
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// RandomString generates a random string of length n
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func RandomString(n int) string {
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var sb strings.Builder
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k := len(alphabet)
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for i := 0; i < n; i++ {
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c := alphabet[rand.Intn(k)]
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sb.WriteByte(c)
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}
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return sb.String()
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}
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// RandomPhone generates a random phone number as string
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func RandomPhone() string {
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var sb strings.Builder
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k := len(numbers)
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for i := 0; i <= 12; i++ {
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c := numbers[rand.Intn(k)]
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sb.WriteByte(c)
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}
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return sb.String()
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}
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// RandomUser generates a random username
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func RandomUser() string {
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return RandomString(20)
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}
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// RandomEmail generates a random email address
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func RandomEmail() string {
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var s string
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s += RandomString(10)
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s += "@"
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s += RandomString(10)
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s += "."
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s += RandomString(2)
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return s
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}
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