test 코드 수정

backend/internal/handler/tenant_handler.go

@@ -12,12 +12,19 @@ import (
 )
 
 type TenantHandler struct {
-	DB      *gorm.DB
-	Service service.TenantService
+	DB          *gorm.DB
+	Service     service.TenantService
+	Keto        service.KetoService
+	KratosAdmin *service.KratosAdminService
 }
 
-func NewTenantHandler(db *gorm.DB, svc service.TenantService) *TenantHandler {
-	return &TenantHandler{DB: db, Service: svc}
+func NewTenantHandler(db *gorm.DB, svc service.TenantService, keto service.KetoService, kratos *service.KratosAdminService) *TenantHandler {
+	return &TenantHandler{
+		DB:          db,
+		Service:     svc,
+		Keto:        keto,
+		KratosAdmin: kratos,
+	}
 }
 
 type tenantSummary struct {
@@ -301,6 +308,85 @@ func (h *TenantHandler) DeleteTenant(c *fiber.Ctx) error {
 	return c.SendStatus(fiber.StatusNoContent)
 }
 
+func (h *TenantHandler) ListAdmins(c *fiber.Ctx) error {
+	tenantID := c.Params("id")
+	if tenantID == "" {
+		return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "tenant id is required"})
+	}
+
+	// Fetch admins from Keto
+	relations, err := h.Keto.ListRelations(c.Context(), "Tenant", tenantID, "admin", "")
+	if err != nil {
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+	}
+
+	type adminInfo struct {
+		ID    string `json:"id"`
+		Name  string `json:"name"`
+		Email string `json:"email"`
+	}
+	admins := []adminInfo{}
+
+	for _, rel := range relations {
+		if !strings.HasPrefix(rel.SubjectID, "User:") {
+			continue
+		}
+		userID := strings.TrimPrefix(rel.SubjectID, "User:")
+		
+		// Fetch user details from Kratos
+		identity, err := h.KratosAdmin.GetIdentity(c.Context(), userID)
+		if err != nil {
+			admins = append(admins, adminInfo{ID: userID, Name: "Unknown", Email: "Unknown"})
+			continue
+		}
+
+		name := ""
+		if n, ok := identity.Traits["name"].(string); ok {
+			name = n
+		}
+		email := ""
+		if e, ok := identity.Traits["email"].(string); ok {
+			email = e
+		}
+
+		admins = append(admins, adminInfo{
+			ID:    userID,
+			Name:  name,
+			Email: email,
+		})
+	}
+
+	return c.JSON(admins)
+}
+
+func (h *TenantHandler) AddAdmin(c *fiber.Ctx) error {
+	tenantID := c.Params("id")
+	userID := c.Params("userId")
+	if tenantID == "" || userID == "" {
+		return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "tenantId and userId are required"})
+	}
+
+	if err := h.Keto.CreateRelation(c.Context(), "Tenant", tenantID, "admin", "User:"+userID); err != nil {
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+	}
+
+	return c.SendStatus(fiber.StatusOK)
+}
+
+func (h *TenantHandler) RemoveAdmin(c *fiber.Ctx) error {
+	tenantID := c.Params("id")
+	userID := c.Params("userId")
+	if tenantID == "" || userID == "" {
+		return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "tenantId and userId are required"})
+	}
+
+	if err := h.Keto.DeleteRelation(c.Context(), "Tenant", tenantID, "admin", "User:"+userID); err != nil {
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+	}
+
+	return c.SendStatus(fiber.StatusNoContent)
+}
+
 func mapTenantSummary(t domain.Tenant) tenantSummary {
 	domains := make([]string, 0, len(t.Domains))
 	for _, d := range t.Domains {