新增后台管理

2026-06-03 23:29:21 +08:00
parent b1548baccf
commit 9221a53617
15 changed files with 1299 additions and 57 deletions
@@ -0,0 +1,99 @@
+package main
+
+import (
+	"errors"
+	"fmt"
+	"strings"
+	"time"
+
+	"gorm.io/gorm"
+)
+
+var errUserAlreadyExists = errors.New("user already exists")
+
+func (s *store) GetUserByUsername(username string) (*userRecord, error) {
+	var user userRecord
+	if err := s.db.Where("username = ?", username).Take(&user).Error; err != nil {
+		return nil, err
+	}
+	return &user, nil
+}
+
+func (s *store) GetUserByID(id uint64) (*userRecord, error) {
+	var user userRecord
+	if err := s.db.Where("id = ?", id).Take(&user).Error; err != nil {
+		return nil, err
+	}
+	return &user, nil
+}
+
+func (s *store) ListUsers() ([]userRecord, error) {
+	var users []userRecord
+	return users, s.db.Order("id ASC").Find(&users).Error
+}
+
+func (s *store) CreateAdminUser(username, password string) (*userRecord, error) {
+	username = strings.TrimSpace(username)
+	if username == "" {
+		return nil, fmt.Errorf("username is required")
+	}
+	if password == "" {
+		return nil, fmt.Errorf("password is required")
+	}
+	if _, err := s.GetUserByUsername(username); err == nil {
+		return nil, errUserAlreadyExists
+	} else if !errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, err
+	}
+	hash, err := hashPassword(password)
+	if err != nil {
+		return nil, fmt.Errorf("hash user password: %w", err)
+	}
+	user := userRecord{Username: username, PasswordHash: hash, Role: adminRole}
+	if err := s.db.Create(&user).Error; err != nil {
+		return nil, err
+	}
+	return &user, nil
+}
+
+func (s *store) UpdateUserPassword(id uint64, password string) (*userRecord, error) {
+	if id == 0 {
+		return nil, fmt.Errorf("user id is required")
+	}
+	if password == "" {
+		return nil, fmt.Errorf("password is required")
+	}
+	user, err := s.GetUserByID(id)
+	if err != nil {
+		return nil, err
+	}
+	hash, err := hashPassword(password)
+	if err != nil {
+		return nil, fmt.Errorf("hash user password: %w", err)
+	}
+	if err := s.db.Model(&userRecord{}).Where("id = ?", id).Updates(map[string]any{"password_hash": hash, "updated_at": time.Now()}).Error; err != nil {
+		return nil, err
+	}
+	user.PasswordHash = hash
+	return s.GetUserByID(id)
+}
+
+func (s *store) EnsureDefaultAdmin(username, password string) error {
+	var existing userRecord
+	err := s.db.Where("username = ?", username).Take(&existing).Error
+	if err == nil {
+		return nil
+	}
+	if !errors.Is(err, gorm.ErrRecordNotFound) {
+		return err
+	}
+	hash, err := hashPassword(password)
+	if err != nil {
+		return fmt.Errorf("hash admin password: %w", err)
+	}
+	user := userRecord{Username: username, PasswordHash: hash, Role: adminRole}
+	if err := s.db.Create(&user).Error; err != nil {
+		return fmt.Errorf("create default admin user: %w", err)
+	}
+	return nil
+}