63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
package auth
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import (
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"time"
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"github.com/golang-jwt/jwt/v5"
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"github.com/google/uuid"
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)
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type Claims struct {
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UserID uuid.UUID `json:"user_id"`
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Role string `json:"role"`
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Regioes []string `json:"regioes"`
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jwt.RegisteredClaims
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}
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func GenerateAccessToken(userID uuid.UUID, role string, regioes []string, secret string, ttlMinutes int) (string, time.Time, error) {
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// Extend TTL to 30 days specifically for RESEARCHER role to prevent session drop
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if role == "RESEARCHER" {
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ttlMinutes = 30 * 24 * 60
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}
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expirationTime := time.Now().Add(time.Duration(ttlMinutes) * time.Minute)
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claims := &Claims{
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UserID: userID,
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Role: role,
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Regioes: regioes,
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RegisteredClaims: jwt.RegisteredClaims{
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ExpiresAt: jwt.NewNumericDate(expirationTime),
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IssuedAt: jwt.NewNumericDate(time.Now()),
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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tokenString, err := token.SignedString([]byte(secret))
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return tokenString, expirationTime, err
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}
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func ValidateToken(tokenString string, secret string) (*Claims, error) {
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claims := &Claims{}
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token, err := jwt.ParseWithClaims(tokenString, claims, func(token *jwt.Token) (interface{}, error) {
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return []byte(secret), nil
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})
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if err != nil {
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return nil, err
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}
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if !token.Valid {
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return nil, jwt.ErrSignatureInvalid
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}
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return claims, nil
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}
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func GenerateRefreshToken(userID uuid.UUID, secret string, ttlDays int) (string, error) {
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// Simple refresh token generation (could be improved with DB storage/validation)
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// For now, let's use a long-lived JWT or just a random string if stored in DB.
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// Since we are storing it in DB (RefreshToken table), a random string is better.
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// But the service code I wrote earlier expects a string.
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// Let's generate a random UUID string.
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return uuid.New().String(), nil
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}
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