Add full refresh token and access token function

Signed-off-by: Asai Neko <sugar@sne.moe>

service/auth/refresh.go

@@ -0,0 +1,34 @@
+package auth
+
+import (
+	"net/http"
+	"nixcn-cms/internal/cryptography"
+
+	"github.com/gin-gonic/gin"
+	"github.com/spf13/viper"
+)
+
+func Refresh(c *gin.Context) {
+	var req struct {
+		RefreshToken string `json:"refresh_token"`
+	}
+
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "invalid request"})
+		return
+	}
+
+	JwtTool := cryptography.Token{
+		Application: viper.GetString("server.application"),
+	}
+
+	access, err := JwtTool.RefreshAccessToken(req.RefreshToken)
+	if err != nil {
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "invalid refresh token"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"access_token": access,
+	})
+}