add working signup + login

internal/database/token.go

@@ -0,0 +1,45 @@
+package database
+
+import (
+	"time"
+
+	"github.com/golang-jwt/jwt/v4"
+	"github.com/oklog/ulid/v2"
+)
+
+const InternalApplicationName = "mercury_internal"
+const TokenCookieName = "mercury_token"
+
+type Application struct {
+	ID   ulid.ULID
+	Name string
+}
+
+type Token struct {
+	ID      ulid.ULID
+	AppID   ulid.ULID
+	UserID  ulid.ULID
+	Scopes  []string
+	Expires time.Time
+}
+
+func (t Token) ToClaims() TokenClaims {
+	createdAt := ulid.Time(t.ID.Time())
+
+	return TokenClaims{
+		TokenID: t.ID,
+		UserID:  t.UserID,
+		RegisteredClaims: jwt.RegisteredClaims{
+			Issuer:    "mercury",
+			ExpiresAt: jwt.NewNumericDate(t.Expires),
+			IssuedAt:  jwt.NewNumericDate(createdAt),
+			NotBefore: jwt.NewNumericDate(createdAt),
+		},
+	}
+}
+
+type TokenClaims struct {
+	TokenID ulid.ULID `json:"jti"`
+	UserID  ulid.ULID `json:"sub"`
+	jwt.RegisteredClaims
+}