471 lines
12 KiB
Go
471 lines
12 KiB
Go
package repository
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import (
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"errors"
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"strings"
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"github.com/topfans/backend/pkg/database"
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appErrors "github.com/topfans/backend/pkg/errors"
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"github.com/topfans/backend/pkg/models"
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"gorm.io/gorm"
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)
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// contains 检查字符串是否包含子串（不区分大小写）
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func contains(s, substr string) bool {
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return strings.Contains(strings.ToLower(s), strings.ToLower(substr))
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}
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// FanProfileRepository 粉丝档案Repository接口
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type FanProfileRepository interface {
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// Create 创建粉丝档案
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Create(profile *models.FanProfile) error
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// GetByUserAndStar 根据user_id + star_id查询
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GetByUserAndStar(userID, starID int64) (*models.FanProfile, error)
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// GetByUserID 查询用户的所有粉丝身份
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GetByUserID(userID int64) ([]*models.FanProfile, error)
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// ExistsByNickname 检查昵称是否已存在
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ExistsByNickname(nickname string) (bool, error)
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// CountByUserID 统计用户粉丝身份数量
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CountByUserID(userID int64) (int64, error)
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// Update 更新粉丝档案
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Update(profile *models.FanProfile) error
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// UpdateNickname 更新昵称
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UpdateNickname(userID, starID int64, nickname string) error
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// IncrementAssetsCount 增加资产计数
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IncrementAssetsCount(userID, starID int64, delta int32) error
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// DecrementAssetsCount 减少资产计数
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DecrementAssetsCount(userID, starID int64, delta int32) error
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// UpdateChainAddress 更新链地址
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UpdateChainAddress(userID, starID int64, address string) error
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// UpdateSocial 更新好友数量（social字段）
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UpdateSocial(userID, starID int64, delta int32) (int32, error)
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// UpdateCrystalBalance 更新水晶余额
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UpdateCrystalBalance(userID, starID int64, delta int64) (int64, error)
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// UpdateExperience 更新经验值
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UpdateExperience(userID, starID int64, delta int64) (int64, error)
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// UpdateAvatar 更新头像
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UpdateAvatar(userID, starID int64, avatarURL string) error
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}
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// fanProfileRepository 粉丝档案Repository实现
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type fanProfileRepository struct {
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db *gorm.DB
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}
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// NewFanProfileRepository 创建粉丝档案Repository实例
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func NewFanProfileRepository() FanProfileRepository {
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return &fanProfileRepository{
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db: database.GetDB(),
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}
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}
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// Create 创建粉丝档案
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func (r *fanProfileRepository) Create(profile *models.FanProfile) error {
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if profile == nil {
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return errors.New("profile cannot be nil")
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}
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if profile.UserID <= 0 {
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return errors.New("user_id must be greater than 0")
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}
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if profile.StarID <= 0 {
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return errors.New("star_id must be greater than 0")
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}
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if err := r.db.Create(profile).Error; err != nil {
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// 检查是否是唯一索引冲突
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errStr := err.Error()
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if contains(errStr, "duplicate") || contains(errStr, "unique") || contains(errStr, "violates unique constraint") {
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// 区分不同的唯一约束冲突
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if contains(errStr, "uk_fan_profiles_star_nickname") {
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// star_id + nickname 唯一约束冲突
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return appErrors.ErrNicknameAlreadyExists
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} else if contains(errStr, "uk_fan_profiles_user_star") {
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// user_id + star_id 唯一约束冲突
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return appErrors.ErrFanProfileAlreadyExists
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}
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// 其他唯一约束冲突
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return appErrors.ErrFanProfileAlreadyExists
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}
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return err
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}
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return nil
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}
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// GetByUserAndStar 根据user_id + star_id查询
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func (r *fanProfileRepository) GetByUserAndStar(userID, starID int64) (*models.FanProfile, error) {
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if userID <= 0 {
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return nil, errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return nil, errors.New("star_id must be greater than 0")
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}
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var profile models.FanProfile
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if err := r.db.Where("user_id = ? AND star_id = ? AND is_active = ?", userID, starID, true).
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First(&profile).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, appErrors.ErrFanProfileNotFound
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}
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return nil, err
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}
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return &profile, nil
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}
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// GetByUserID 查询用户的所有粉丝身份
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func (r *fanProfileRepository) GetByUserID(userID int64) ([]*models.FanProfile, error) {
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if userID <= 0 {
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return nil, errors.New("user_id must be greater than 0")
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}
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var profiles []*models.FanProfile
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if err := r.db.Where("user_id = ? AND is_active = ?", userID, true).
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Order("created_at ASC").
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Find(&profiles).Error; err != nil {
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return nil, err
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}
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return profiles, nil
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}
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// CountByUserID 统计用户粉丝身份数量
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func (r *fanProfileRepository) CountByUserID(userID int64) (int64, error) {
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if userID <= 0 {
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return 0, errors.New("user_id must be greater than 0")
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}
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var count int64
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if err := r.db.Model(&models.FanProfile{}).
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Where("user_id = ? AND is_active = ?", userID, true).
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Count(&count).Error; err != nil {
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return 0, err
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}
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return count, nil
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}
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// ExistsByNickname 检查昵称是否已存在
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func (r *fanProfileRepository) ExistsByNickname(nickname string) (bool, error) {
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if nickname == "" {
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return false, errors.New("nickname cannot be empty")
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}
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var count int64
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if err := r.db.Model(&models.FanProfile{}).
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Where("nickname = ? AND is_active = ?", nickname, true).
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Count(&count).Error; err != nil {
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return false, err
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}
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return count > 0, nil
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}
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// Update 更新粉丝档案
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func (r *fanProfileRepository) Update(profile *models.FanProfile) error {
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if profile == nil {
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return errors.New("profile cannot be nil")
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}
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if profile.ID == 0 {
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return errors.New("profile id cannot be zero")
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}
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if err := r.db.Model(profile).Updates(profile).Error; err != nil {
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return err
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}
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return nil
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}
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// UpdateNickname 更新昵称
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func (r *fanProfileRepository) UpdateNickname(userID, starID int64, nickname string) error {
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if userID <= 0 {
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return errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return errors.New("star_id must be greater than 0")
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}
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if nickname == "" {
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return errors.New("nickname cannot be empty")
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}
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result := r.db.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Update("nickname", nickname)
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if result.Error != nil {
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return result.Error
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}
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if result.RowsAffected == 0 {
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return errors.New("fan profile not found")
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}
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return nil
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}
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// IncrementAssetsCount 增加资产计数
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func (r *fanProfileRepository) IncrementAssetsCount(userID, starID int64, delta int32) error {
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if userID <= 0 {
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return errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return errors.New("star_id must be greater than 0")
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}
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if delta < 0 {
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return errors.New("delta must be greater than or equal to 0")
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}
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return r.db.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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UpdateColumn("assets_count", gorm.Expr("assets_count + ?", delta)).Error
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}
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// DecrementAssetsCount 减少资产计数
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func (r *fanProfileRepository) DecrementAssetsCount(userID, starID int64, delta int32) error {
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if userID <= 0 {
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return errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return errors.New("star_id must be greater than 0")
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}
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if delta < 0 {
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return errors.New("delta must be greater than or equal to 0")
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}
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return r.db.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ? AND assets_count >= ?", userID, starID, delta).
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UpdateColumn("assets_count", gorm.Expr("assets_count - ?", delta)).Error
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}
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// UpdateChainAddress 更新链地址
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func (r *fanProfileRepository) UpdateChainAddress(userID, starID int64, address string) error {
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if userID <= 0 {
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return errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return errors.New("star_id must be greater than 0")
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}
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if address == "" {
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return errors.New("chain address cannot be empty")
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}
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result := r.db.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Update("chain_address", address)
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if result.Error != nil {
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return result.Error
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}
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if result.RowsAffected == 0 {
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return errors.New("fan profile not found")
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}
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return nil
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}
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// UpdateSocial 更新好友数量（social字段）
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// delta: 变化量，正数表示增加，负数表示减少
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// 返回: 更新后的好友数量
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func (r *fanProfileRepository) UpdateSocial(userID, starID int64, delta int32) (int32, error) {
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if userID <= 0 {
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return 0, errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return 0, errors.New("star_id must be greater than 0")
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}
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// 使用事务确保原子性
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var newSocial int32
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err := r.db.Transaction(func(tx *gorm.DB) error {
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// 先查询当前的 social 值
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var profile models.FanProfile
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if err := tx.Where("user_id = ? AND star_id = ?", userID, starID).
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First(&profile).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return appErrors.ErrFanProfileNotFound
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}
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return err
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}
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// 计算新值
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newSocial = profile.Social + delta
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// 确保不会小于 0
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if newSocial < 0 {
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newSocial = 0
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}
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// 更新 social 字段
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if err := tx.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Update("social", newSocial).Error; err != nil {
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return err
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}
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return nil
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})
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if err != nil {
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return 0, err
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}
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return newSocial, nil
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}
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// UpdateCrystalBalance 更新水晶余额
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// delta: 变化量，正数表示增加，负数表示减少
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// 返回: 更新后的水晶余额
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func (r *fanProfileRepository) UpdateCrystalBalance(userID, starID int64, delta int64) (int64, error) {
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if userID <= 0 {
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return 0, errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return 0, errors.New("star_id must be greater than 0")
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}
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// 使用事务确保原子性
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var newBalance int64
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err := r.db.Transaction(func(tx *gorm.DB) error {
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// 先查询当前的 crystal_balance 值
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var profile models.FanProfile
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if err := tx.Where("user_id = ? AND star_id = ?", userID, starID).
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First(&profile).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return appErrors.ErrFanProfileNotFound
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}
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return err
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}
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// 计算新值
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newBalance = profile.CrystalBalance + delta
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// 确保不会小于 0
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if newBalance < 0 {
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newBalance = 0
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}
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// 更新 crystal_balance 字段
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if err := tx.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Update("crystal_balance", newBalance).Error; err != nil {
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return err
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}
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return nil
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})
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if err != nil {
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return 0, err
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}
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return newBalance, nil
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}
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// UpdateExperience 更新经验值
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// delta: 变化量，正数表示增加，负数表示减少
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// 返回: 更新后的经验值
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func (r *fanProfileRepository) UpdateExperience(userID, starID int64, delta int64) (int64, error) {
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if userID <= 0 {
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return 0, errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return 0, errors.New("star_id must be greater than 0")
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}
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// 使用事务确保原子性
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var newExperience int64
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err := r.db.Transaction(func(tx *gorm.DB) error {
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// 先查询当前的 experience 值
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var profile models.FanProfile
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if err := tx.Where("user_id = ? AND star_id = ?", userID, starID).
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First(&profile).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return appErrors.ErrFanProfileNotFound
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}
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return err
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}
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// 计算新值
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newExperience = profile.Experience + delta
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// 确保不会小于 0
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if newExperience < 0 {
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newExperience = 0
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}
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// 更新 experience 字段
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if err := tx.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Update("experience", newExperience).Error; err != nil {
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return err
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}
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return nil
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})
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if err != nil {
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return 0, err
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}
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return newExperience, nil
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}
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// UpdateAvatar 更新头像
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func (r *fanProfileRepository) UpdateAvatar(userID, starID int64, avatarURL string) error {
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if userID <= 0 {
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return errors.New("user_id must be greater than 0")
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}
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if starID <= 0 {
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return errors.New("star_id must be greater than 0")
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}
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if avatarURL == "" {
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return errors.New("avatar_url cannot be empty")
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}
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result := r.db.Model(&models.FanProfile{}).
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Where("user_id = ? AND star_id = ?", userID, starID).
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Update("avatar_url", avatarURL)
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if result.Error != nil {
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return result.Error
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}
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if result.RowsAffected == 0 {
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return appErrors.ErrFanProfileNotFound
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}
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return nil
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}
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