feat: 0.0.1

internal/auth/payload.go

@@ -0,0 +1,39 @@
+package auth
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+var (
+	ErrExpiredToken = fmt.Errorf("token has expired")
+	ErrInvalidToken = fmt.Errorf("token is invalid")
+)
+
+// Payload contains the payload data of the token
+type Payload struct {
+	ID        uuid.UUID `json:"id"`
+	Username  string    `json:"username"` // or UserID
+	Role      string    `json:"role"`
+	IssuedAt  time.Time `json:"issued_at"`
+	ExpiredAt time.Time `json:"expired_at"`
+}
+
+// NewPayload creates a new token payload with a specific username and duration
+func NewPayload(username string, role string, duration time.Duration) (*Payload, error) {
+	tokenID, err := uuid.NewRandom()
+	if err != nil {
+		return nil, err
+	}
+
+	payload := &Payload{
+		ID:        tokenID,
+		Username:  username,
+		Role:      role,
+		IssuedAt:  time.Now(),
+		ExpiredAt: time.Now().Add(duration),
+	}
+	return payload, nil
+}