From 194b16c6ec11fd0ce2b51bffe8741fee7f4ffc8a Mon Sep 17 00:00:00 2001
From: dark <nndaaa@gmail.com>
Date: Sat, 14 Feb 2026 09:08:12 +0800
Subject: [PATCH] feat: add FindOneByPhone and FindOneByUsername

---
 backend/model/user_model.go | 52 +++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/backend/model/user_model.go b/backend/model/user_model.go
index 78ce3e4..006e55b 100644
--- a/backend/model/user_model.go
+++ b/backend/model/user_model.go
@@ -32,6 +32,19 @@ func FindOne(ctx context.Context, db *gorm.DB, id int64) (*User, error) {
 	return &user, nil
 }
 
+// FindOneByCasdoorId 根据 Casdoor ID 查询用户
+func FindOneByCasdoorId(ctx context.Context, db *gorm.DB, casdoorId string) (*User, error) {
+	var user User
+	result := db.WithContext(ctx).Where("casdoor_id = ?", casdoorId).First(&user)
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return nil, ErrNotFound
+		}
+		return nil, result.Error
+	}
+	return &user, nil
+}
+
 // FindOneByEmail 根据邮箱查询用户
 func FindOneByEmail(ctx context.Context, db *gorm.DB, email string) (*User, error) {
 	var user User
@@ -45,6 +58,32 @@ func FindOneByEmail(ctx context.Context, db *gorm.DB, email string) (*User, erro
 	return &user, nil
 }
 
+// FindOneByPhone 根据手机号查询用户
+func FindOneByPhone(ctx context.Context, db *gorm.DB, phone string) (*User, error) {
+	var user User
+	result := db.WithContext(ctx).Where("phone = ?", phone).First(&user)
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return nil, ErrNotFound
+		}
+		return nil, result.Error
+	}
+	return &user, nil
+}
+
+// FindOneByUsername 根据用户名查询用户
+func FindOneByUsername(ctx context.Context, db *gorm.DB, username string) (*User, error) {
+	var user User
+	result := db.WithContext(ctx).Where("username = ?", username).First(&user)
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return nil, ErrNotFound
+		}
+		return nil, result.Error
+	}
+	return &user, nil
+}
+
 // Update 更新用户
 func Update(ctx context.Context, db *gorm.DB, user *User) error {
 	result := db.WithContext(ctx).Save(user)
@@ -57,6 +96,19 @@ func Delete(ctx context.Context, db *gorm.DB, id int64) error {
 	return result.Error
 }
 
+// FindOneByRole 根据角色查询第一个用户
+func FindOneByRole(ctx context.Context, db *gorm.DB, role string) (*User, error) {
+	var user User
+	result := db.WithContext(ctx).Where("role = ?", role).First(&user)
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return nil, ErrNotFound
+		}
+		return nil, result.Error
+	}
+	return &user, nil
+}
+
 // FindList 查询用户列表
 func FindList(ctx context.Context, db *gorm.DB, page, pageSize int64, keyword string, status int64) ([]User, int64, error) {
 	var users []User