refactor platform logic modules

backend/api/internal/logic/common/base.go

@@ -1,4 +1,4 @@
-// Package platform 提供平台总后台的同步 HTTP 业务逻辑。
+// Package common provides shared HTTP and persistence helpers for business logic modules.
 package common
 
 import (
@@ -12,9 +12,16 @@ import (
 	"git.apinb.com/heqiapp/platforms/backend/api/internal/impl"
 	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
 	"github.com/gin-gonic/gin"
+	"golang.org/x/crypto/bcrypt"
 	"gorm.io/gorm"
 )
 
+// PasswordHash creates the shared password representation used by account modules.
+func PasswordHash(password string) (string, error) {
+	hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	return string(hash), err
+}
+
 // FilterFields keeps only explicitly allowed persistence fields.
 func FilterFields(values map[string]any, allowedFields []string) gin.H {
 	allowed := make(map[string]struct{}, len(allowedFields))

backend/api/internal/logic/common/operator.go

@@ -0,0 +1,21 @@
+package common
+
+import (
+	"git.apinb.com/bsm-sdk/core/middleware"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/impl"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
+	"github.com/gin-gonic/gin"
+)
+
+// PlatformOperator returns the authenticated platform account identity and display name.
+func PlatformOperator(ctx *gin.Context) (string, string) {
+	claims, err := middleware.ParseAuth(ctx)
+	if err != nil {
+		return "", ""
+	}
+	var account models.PlatformAccount
+	if err := impl.DBService.Select("display_name").Where("identity = ?", claims.Identity).First(&account).Error; err != nil {
+		return claims.Identity, ""
+	}
+	return claims.Identity, account.DisplayName
+}