1028 lines
40 KiB
Go
1028 lines
40 KiB
Go
package repository
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import (
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"crypto/rand"
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"encoding/hex"
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"errors"
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"strconv"
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"strings"
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"time"
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"infinite-canvas/backend/internal/model"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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var (
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ErrInsufficientCredits = errors.New("insufficient credits")
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ErrRedeemCodeInvalid = errors.New("redeem code invalid")
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ErrActiveTaskLimit = errors.New("active task limit reached")
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ErrTaskNotRetryable = errors.New("task is not retryable")
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ErrBillingStateConflict = errors.New("billing state conflict")
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ErrBillingUsageUnavailable = errors.New("billing usage unavailable")
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ErrChannelModelInUse = errors.New("channel model is in use")
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)
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// 先抢占唯一业务键再更新账户，确保注册和签到奖励在多实例并发下只入账一次。
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func (r *Repository) GrantCreditsOnce(userID string, entryType model.CreditLedgerType, amount int64, referenceKey string, note string) (*model.CreditAccount, bool, error) {
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var account model.CreditAccount
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granted := false
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err := r.db.Transaction(func(tx *gorm.DB) error {
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account = model.CreditAccount{UserID: userID}
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if err := tx.Clauses(clause.OnConflict{DoNothing: true}).Create(&account).Error; err != nil {
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return err
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}
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entry := model.CreditLedgerEntry{ID: newRepositoryID(), UserID: userID, Type: entryType, AmountMicrocredits: amount, ReferenceKey: &referenceKey, Note: note}
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created := tx.Clauses(clause.OnConflict{Columns: []clause.Column{{Name: "reference_key"}}, DoNothing: true}).Create(&entry)
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if created.Error != nil {
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return created.Error
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}
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if created.RowsAffected == 0 {
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return tx.First(&account, "user_id = ?", userID).Error
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}
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granted = true
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if err := tx.Model(&model.CreditAccount{}).Where("user_id = ?", userID).Updates(map[string]any{
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"available_microcredits": gorm.Expr("available_microcredits + ?", amount),
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"version": gorm.Expr("version + 1"),
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"updated_at": time.Now(),
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}).Error; err != nil {
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return err
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}
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if err := tx.First(&account, "user_id = ?", userID).Error; err != nil {
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return err
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}
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return tx.Model(&entry).Updates(map[string]any{
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"available_delta_microcredits": amount,
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"available_after_microcredits": account.AvailableMicrocredits,
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"reserved_after_microcredits": account.ReservedMicrocredits,
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}).Error
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})
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return &account, granted, err
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}
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type AdminRedeemCodeRow struct {
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model.RedeemCode
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RedeemedUsername string `json:"redeemedUsername" gorm:"column:redeemed_username"`
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RedeemedDisplayName string `json:"redeemedDisplayName" gorm:"column:redeemed_display_name"`
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}
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func (r *Repository) ChannelModels(channelID string, includeDisabled bool) ([]model.ChannelModel, error) {
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var items []model.ChannelModel
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query := r.db.Where("channel_id = ?", channelID).Order("created_at asc")
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if !includeDisabled {
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query = query.Where("enabled = ?", true)
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}
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if err := query.Find(&items).Error; err != nil {
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return nil, err
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}
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pointers := make([]*model.ChannelModel, len(items))
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for index := range items {
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pointers[index] = &items[index]
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}
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return items, r.attachChannelModelPriceTiers(pointers)
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}
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func (r *Repository) ChannelModelByID(channelID string, id string) (*model.ChannelModel, error) {
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var item model.ChannelModel
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if err := r.db.First(&item, "id = ? AND channel_id = ?", id, channelID).Error; err != nil {
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return nil, err
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}
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if err := r.attachChannelModelPriceTiers([]*model.ChannelModel{&item}); err != nil {
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return nil, err
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}
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return &item, nil
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}
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func (r *Repository) ChannelModelByKey(channelID string, modelKey string) (*model.ChannelModel, error) {
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var item model.ChannelModel
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if err := r.db.First(&item, "channel_id = ? AND model_key = ? AND enabled = ?", channelID, modelKey, true).Error; err != nil {
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return nil, err
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}
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if err := r.attachChannelModelPriceTiers([]*model.ChannelModel{&item}); err != nil {
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return nil, err
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}
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return &item, nil
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}
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func (r *Repository) ChannelModelByKeyIncludingDisabled(channelID string, modelKey string) (*model.ChannelModel, error) {
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var item model.ChannelModel
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if err := r.db.First(&item, "channel_id = ? AND model_key = ?", channelID, modelKey).Error; err != nil {
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return nil, err
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}
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if err := r.attachChannelModelPriceTiers([]*model.ChannelModel{&item}); err != nil {
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return nil, err
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}
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return &item, nil
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}
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func (r *Repository) SaveChannelModel(item *model.ChannelModel) error {
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return r.db.Save(item).Error
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}
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// SaveChannelModelWithPriceTiers 原子保存系统模型与其活动价格档。移除价格档采用软删除，
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// 让已结算订单的 PriceTierID 仍能回溯到原始配置版本。
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func (r *Repository) SaveChannelModelWithPriceTiers(item *model.ChannelModel, tiers []model.ChannelModelPriceTier) error {
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return r.db.Transaction(func(tx *gorm.DB) error {
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var existing []model.ChannelModelPriceTier
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if err := tx.Where("channel_model_id = ?", item.ID).Find(&existing).Error; err != nil {
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return err
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}
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existingByKey := make(map[string]model.ChannelModelPriceTier, len(existing))
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for _, tier := range existing {
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existingByKey[channelModelPriceTierKey(tier)] = tier
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}
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selected := make(map[string]bool, len(tiers))
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for index := range tiers {
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tier := &tiers[index]
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tier.ChannelModelID = item.ID
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key := channelModelPriceTierKey(*tier)
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if existingTier, exists := existingByKey[key]; exists {
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tier.ID = existingTier.ID
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tier.PriceVersion = existingTier.PriceVersion + 1
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if err := tx.Save(tier).Error; err != nil {
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return err
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}
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} else if err := tx.Create(tier).Error; err != nil {
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return err
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}
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selected[tier.ID] = true
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}
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for _, tier := range existing {
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if selected[tier.ID] {
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continue
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}
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if err := tx.Delete(&tier).Error; err != nil {
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return err
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}
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}
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if err := tx.Save(item).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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}
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func channelModelPriceTierKey(tier model.ChannelModelPriceTier) string {
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if strings.TrimSpace(tier.SelectorKey) != "" {
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return tier.SelectorKey
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}
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_, key, err := model.CanonicalSKUSelector(map[string]string{
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"vquality": strings.TrimSpace(tier.Resolution),
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"videoSeconds": strconv.Itoa(tier.VideoSeconds),
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})
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if err != nil {
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return "{}"
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}
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return key
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}
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func (r *Repository) attachChannelModelPriceTiers(items []*model.ChannelModel) error {
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if len(items) == 0 {
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return nil
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}
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ids := make([]string, 0, len(items))
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for _, item := range items {
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ids = append(ids, item.ID)
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}
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var tiers []model.ChannelModelPriceTier
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if r.db.Migrator().HasTable(&model.ChannelModelPriceTier{}) {
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if err := r.db.Where("channel_model_id IN ?", ids).Order("selector_key asc, created_at asc").Find(&tiers).Error; err != nil {
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return err
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}
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}
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for index := range tiers {
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tiers[index].Selector = model.DecodeSKUSelector(tiers[index].SelectorJSON)
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}
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tiersByModelID := make(map[string][]model.ChannelModelPriceTier, len(items))
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for _, tier := range tiers {
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tiersByModelID[tier.ChannelModelID] = append(tiersByModelID[tier.ChannelModelID], tier)
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}
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for _, item := range items {
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item.PriceTiers = tiersByModelID[item.ID]
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// 兼容尚未执行价格档回填的旧数据库；正式迁移会将同一数据持久化为默认档。
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if len(item.PriceTiers) == 0 && item.PriceConfigured {
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item.PriceTiers = []model.ChannelModelPriceTier{{
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ChannelModelID: item.ID, SelectorKey: "{}", SelectorJSON: "{}", Resolution: "*",
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ProviderModelKey: item.ProviderModelKey, BillingMode: item.BillingMode,
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UnitPriceMicrocredits: item.UnitPriceMicrocredits, InputTokenPriceMicrocredits: item.InputTokenPriceMicrocredits,
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OutputTokenPriceMicrocredits: item.OutputTokenPriceMicrocredits, CachedTokenPriceMicrocredits: item.CachedTokenPriceMicrocredits,
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PriceConfigured: item.PriceConfigured, Enabled: item.Enabled, PriceVersion: item.PriceVersion,
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}}
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}
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}
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return nil
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}
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// PopulateChannelModelPriceTiers 将价格档附着到已经查询出的渠道模型，供路由关系图批量加载使用。
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func (r *Repository) PopulateChannelModelPriceTiers(items []model.ChannelModel) error {
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pointers := make([]*model.ChannelModel, len(items))
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for index := range items {
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pointers[index] = &items[index]
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}
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return r.attachChannelModelPriceTiers(pointers)
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}
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func (r *Repository) PopulateChannelModelPriceTier(item *model.ChannelModel) error {
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if item == nil {
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return nil
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}
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return r.attachChannelModelPriceTiers([]*model.ChannelModel{item})
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}
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func (r *Repository) DeleteChannelModel(channelID string, id string, modelsJSON string, now time.Time) error {
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return r.db.Transaction(func(tx *gorm.DB) error {
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var activeReferences int64
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if err := tx.Table("logical_model_routes AS route").
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Joins("JOIN logical_models AS logical_model ON logical_model.active_revision_id = route.logical_model_revision_id").
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Where("route.channel_model_id = ?", id).
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Count(&activeReferences).Error; err != nil {
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return err
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}
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if activeReferences > 0 {
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return ErrChannelModelInUse
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}
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if err := tx.Model(&model.Task{}).
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Where("channel_model_id = ? AND status IN ?", id, []model.TaskStatus{model.TaskStatusQueued, model.TaskStatusRunning}).
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Count(&activeReferences).Error; err != nil {
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return err
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}
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if activeReferences > 0 {
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return ErrChannelModelInUse
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}
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result := tx.Model(&model.ChannelModel{}).
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Where("id = ? AND channel_id = ?", id, channelID).
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Updates(map[string]any{"enabled": false, "price_version": gorm.Expr("price_version + 1"), "updated_at": now})
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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 != 1 {
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return gorm.ErrRecordNotFound
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}
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if err := tx.Where("id = ? AND channel_id = ?", id, channelID).Delete(&model.ChannelModel{}).Error; err != nil {
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return err
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}
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channelResult := tx.Model(&model.ModelChannel{}).
|
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Where("id = ? AND scope = ?", channelID, model.ChannelScopeSystem).
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||
Updates(map[string]any{"models_json": modelsJSON, "updated_at": now})
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if channelResult.Error != nil {
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||
return channelResult.Error
|
||
}
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if channelResult.RowsAffected != 1 {
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||
return gorm.ErrRecordNotFound
|
||
}
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return nil
|
||
})
|
||
}
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||
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func (r *Repository) CreateMissingChannelModels(items []model.ChannelModel) (int64, error) {
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||
if len(items) == 0 {
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return 0, nil
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||
}
|
||
// 拉取目录可能与其他管理员操作并发，唯一键冲突时保留已有定价配置。
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||
result := r.db.Clauses(clause.OnConflict{DoNothing: true}).Create(&items)
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||
return result.RowsAffected, result.Error
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||
}
|
||
|
||
func (r *Repository) CreditAccount(userID string) (*model.CreditAccount, error) {
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account := model.CreditAccount{UserID: userID}
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if err := r.db.Clauses(clause.OnConflict{DoNothing: true}).Create(&account).Error; err != nil {
|
||
return nil, err
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}
|
||
if err := r.db.First(&account, "user_id = ?", userID).Error; err != nil {
|
||
return nil, err
|
||
}
|
||
return &account, nil
|
||
}
|
||
|
||
func (r *Repository) CreditAccounts(userIDs []string) ([]model.CreditAccount, error) {
|
||
if len(userIDs) == 0 {
|
||
return []model.CreditAccount{}, nil
|
||
}
|
||
var accounts []model.CreditAccount
|
||
err := r.db.Where("user_id IN ?", userIDs).Find(&accounts).Error
|
||
return accounts, err
|
||
}
|
||
|
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func (r *Repository) CreditLedger(userID string, entryType string, limit int, offset int) ([]model.CreditLedgerEntry, int64, error) {
|
||
var items []model.CreditLedgerEntry
|
||
var total int64
|
||
query := r.db.Model(&model.CreditLedgerEntry{}).Where("user_id = ? AND type <> ?", userID, model.CreditLedgerReserve)
|
||
switch entryType {
|
||
case "income":
|
||
query = query.Where("type IN ?", []model.CreditLedgerType{model.CreditLedgerRedeem, model.CreditLedgerAdminGrant, model.CreditLedgerAdminAdjust, model.CreditLedgerSignupBonus, model.CreditLedgerCheckinBonus})
|
||
case "consume":
|
||
query = query.Where("type = ?", model.CreditLedgerConsume)
|
||
case "refund":
|
||
query = query.Where("type = ?", model.CreditLedgerRefund)
|
||
}
|
||
if err := query.Count(&total).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
if limit <= 0 || limit > 100 {
|
||
limit = 30
|
||
}
|
||
if offset < 0 {
|
||
offset = 0
|
||
}
|
||
err := query.Order("created_at desc").Limit(limit).Offset(offset).Find(&items).Error
|
||
return items, total, err
|
||
}
|
||
|
||
func (r *Repository) CreditLedgerReferenceExists(referenceKey string) (bool, error) {
|
||
var count int64
|
||
err := r.db.Model(&model.CreditLedgerEntry{}).Where("reference_key = ?", referenceKey).Count(&count).Error
|
||
return count > 0, err
|
||
}
|
||
|
||
func (r *Repository) CreateTaskWithCreditReservation(task *model.Task, order *model.BillingOrder, activeTaskLimit int) error {
|
||
return r.db.Transaction(func(tx *gorm.DB) error {
|
||
if err := r.requireActiveLogicalModelForTask(tx, task); err != nil {
|
||
return err
|
||
}
|
||
if err := enforceActiveTaskLimit(tx, task.UserID, activeTaskLimit); err != nil {
|
||
return err
|
||
}
|
||
if err := reserveBillingOrder(tx, order); err != nil {
|
||
return err
|
||
}
|
||
return tx.Create(task).Error
|
||
})
|
||
}
|
||
|
||
func (r *Repository) CreateTaskWithActiveLimit(task *model.Task, activeTaskLimit int) error {
|
||
return r.db.Transaction(func(tx *gorm.DB) error {
|
||
if err := r.requireActiveLogicalModelForTask(tx, task); err != nil {
|
||
return err
|
||
}
|
||
if err := enforceActiveTaskLimit(tx, task.UserID, activeTaskLimit); err != nil {
|
||
return err
|
||
}
|
||
return tx.Create(task).Error
|
||
})
|
||
}
|
||
|
||
func (r *Repository) RetryTaskWithBilling(userID string, prepared *model.Task, order *model.BillingOrder, activeTaskLimit int) (*model.Task, error) {
|
||
var task model.Task
|
||
taskID := prepared.ID
|
||
err := r.db.Transaction(func(tx *gorm.DB) error {
|
||
if err := enforceActiveTaskLimit(tx, userID, activeTaskLimit); err != nil {
|
||
return err
|
||
}
|
||
if order != nil {
|
||
if err := reserveBillingOrder(tx, order); err != nil {
|
||
return err
|
||
}
|
||
}
|
||
updates := map[string]any{
|
||
"status": model.TaskStatusQueued, "stage": "等待队列调度", "progress": 5, "error": "", "result_json": "",
|
||
"text_draft": "", "started_at": nil, "completed_at": nil,
|
||
"provider_request_id": "", "poll_stage": "", "next_poll_at": nil,
|
||
"provider_cancel_status": "", "provider_cancel_error": "", "provider_cancel_attempts": 0,
|
||
"provider_cancel_requested_at": nil, "provider_cancelled_at": nil, "provider_cancel_next_check_at": nil,
|
||
"route_run": gorm.Expr("route_run + ?", 1),
|
||
"logical_model_revision_id": prepared.LogicalModelRevisionID, "route_id": prepared.RouteID,
|
||
"channel_model_id": prepared.ChannelModelID, "input_json": prepared.InputJSON,
|
||
"model": prepared.Model, "provider": prepared.Provider,
|
||
"lease_owner": "", "lease_expires_at": nil, "updated_at": time.Now(),
|
||
}
|
||
if order != nil {
|
||
updates["billing_order_id"] = order.ID
|
||
} else {
|
||
// 免费模式重试必须解除旧订单，避免任务执行阶段复用上一次的计费状态。
|
||
updates["billing_order_id"] = ""
|
||
}
|
||
updated := tx.Model(&model.Task{}).
|
||
Where("id = ? AND user_id = ? AND status IN ?", taskID, userID, []model.TaskStatus{model.TaskStatusFailed, model.TaskStatusCancelled}).
|
||
Updates(updates)
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return ErrTaskNotRetryable
|
||
}
|
||
if err := tx.Delete(&model.TaskTextDelta{}, "user_id = ? AND task_id = ?", userID, taskID).Error; err != nil {
|
||
return err
|
||
}
|
||
return tx.First(&task, "id = ? AND user_id = ?", taskID, userID).Error
|
||
})
|
||
return &task, err
|
||
}
|
||
|
||
func enforceActiveTaskLimit(tx *gorm.DB, userID string, activeTaskLimit int) error {
|
||
var count int64
|
||
if err := tx.Model(&model.Task{}).Where("user_id = ? AND status IN ?", userID, []model.TaskStatus{model.TaskStatusQueued, model.TaskStatusRunning}).Count(&count).Error; err != nil {
|
||
return err
|
||
}
|
||
if count >= int64(activeTaskLimit) {
|
||
return ErrActiveTaskLimit
|
||
}
|
||
return nil
|
||
}
|
||
|
||
func (r *Repository) ReserveBillingOrder(order *model.BillingOrder) error {
|
||
return r.db.Transaction(func(tx *gorm.DB) error {
|
||
return reserveBillingOrder(tx, order)
|
||
})
|
||
}
|
||
|
||
func reserveBillingOrder(tx *gorm.DB, order *model.BillingOrder) error {
|
||
if order.ReservedAmountMicrocredits <= 0 {
|
||
order.ReservedAmountMicrocredits = order.AmountMicrocredits
|
||
}
|
||
account := model.CreditAccount{UserID: order.UserID}
|
||
if err := tx.Clauses(clause.OnConflict{DoNothing: true}).Create(&account).Error; err != nil {
|
||
return err
|
||
}
|
||
updated := tx.Model(&model.CreditAccount{}).
|
||
Where("user_id = ? AND available_microcredits >= ?", order.UserID, order.AmountMicrocredits).
|
||
Updates(map[string]any{
|
||
"available_microcredits": gorm.Expr("available_microcredits - ?", order.AmountMicrocredits),
|
||
"reserved_microcredits": gorm.Expr("reserved_microcredits + ?", order.AmountMicrocredits),
|
||
"version": gorm.Expr("version + 1"),
|
||
"updated_at": time.Now(),
|
||
})
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return ErrInsufficientCredits
|
||
}
|
||
if err := tx.First(&account, "user_id = ?", order.UserID).Error; err != nil {
|
||
return err
|
||
}
|
||
if err := tx.Create(order).Error; err != nil {
|
||
return err
|
||
}
|
||
return tx.Create(&model.CreditLedgerEntry{
|
||
ID: newRepositoryID(),
|
||
UserID: order.UserID,
|
||
Type: model.CreditLedgerReserve,
|
||
AvailableDeltaMicrocredits: -order.AmountMicrocredits,
|
||
ReservedDeltaMicrocredits: order.AmountMicrocredits,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits,
|
||
ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
BillingOrderID: order.ID,
|
||
Model: order.Model,
|
||
ChannelID: order.ChannelID,
|
||
Scene: order.Scene,
|
||
}).Error
|
||
}
|
||
|
||
func (r *Repository) BillingOrder(id string) (*model.BillingOrder, error) {
|
||
var order model.BillingOrder
|
||
if err := r.db.First(&order, "id = ?", id).Error; err != nil {
|
||
return nil, err
|
||
}
|
||
return &order, nil
|
||
}
|
||
|
||
func (r *Repository) BillingOrdersByTaskIDs(userID string, taskIDs []string) (map[string]model.BillingOrder, error) {
|
||
result := make(map[string]model.BillingOrder, len(taskIDs))
|
||
if len(taskIDs) == 0 {
|
||
return result, nil
|
||
}
|
||
var orders []model.BillingOrder
|
||
if err := r.db.Where("user_id = ? AND task_id IN ?", userID, taskIDs).Find(&orders).Error; err != nil {
|
||
return nil, err
|
||
}
|
||
for _, order := range orders {
|
||
if order.TaskID != "" {
|
||
result[order.TaskID] = order
|
||
}
|
||
}
|
||
return result, nil
|
||
}
|
||
|
||
func (r *Repository) AdminBillingOrders(status string, keyword string, limit int, offset int) ([]model.BillingOrder, int64, error) {
|
||
var items []model.BillingOrder
|
||
var total int64
|
||
query := r.db.Model(&model.BillingOrder{})
|
||
if status == "review" {
|
||
query = query.Joins("LEFT JOIN tasks ON tasks.id = billing_orders.task_id").Where(
|
||
"billing_orders.status = ? OR (billing_orders.status = ? AND billing_orders.updated_at < ?) OR (billing_orders.status = ? AND tasks.status IN ?)",
|
||
model.BillingStatusUncertain, model.BillingStatusRunning, time.Now().Add(-40*time.Minute), model.BillingStatusReserved,
|
||
[]model.TaskStatus{model.TaskStatusFailed, model.TaskStatusCancelled},
|
||
)
|
||
} else if status != "" && status != "all" {
|
||
query = query.Where("billing_orders.status = ?", status)
|
||
}
|
||
if value := strings.TrimSpace(keyword); value != "" {
|
||
pattern := "%" + strings.ToLower(value) + "%"
|
||
query = query.Joins("LEFT JOIN users ON users.id = billing_orders.user_id").Where(
|
||
"lower(billing_orders.model) LIKE ? OR lower(billing_orders.scene) LIKE ? OR lower(billing_orders.provider_request_id) LIKE ? OR lower(users.username) LIKE ? OR lower(users.display_name) LIKE ?",
|
||
pattern, pattern, pattern, pattern, pattern,
|
||
)
|
||
}
|
||
if err := query.Count(&total).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
if err := query.Select("billing_orders.*").Order("billing_orders.created_at desc").Limit(limit).Offset(offset).Find(&items).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
return items, total, nil
|
||
}
|
||
|
||
func (r *Repository) TaskHasSuccessfulBillableCall(taskID string) (bool, error) {
|
||
var count int64
|
||
err := r.db.Model(&model.ApiCallLog{}).
|
||
Where("task_id = ? AND billable = ? AND status = ?", taskID, true, model.ApiCallStatusSucceeded).
|
||
Count(&count).Error
|
||
return count > 0, err
|
||
}
|
||
|
||
type BillingUsage struct {
|
||
InputTokens int64
|
||
OutputTokens int64
|
||
CachedTokens int64
|
||
}
|
||
|
||
func (r *Repository) BillingUsage(orderID string) (*BillingUsage, error) {
|
||
return billingUsage(r.db, orderID)
|
||
}
|
||
|
||
func billingUsage(db *gorm.DB, orderID string) (*BillingUsage, error) {
|
||
var log model.ApiCallLog
|
||
// 异步视频的真实 usage 由非计费的轮询请求返回；订单本身已经限定了归属，
|
||
// 结算应读取同订单最新的成功 usage，而不是只看创建请求。
|
||
err := db.Where("billing_order_id = ? AND status = ? AND usage_available = ?", orderID, model.ApiCallStatusSucceeded, true).
|
||
Order("created_at desc").First(&log).Error
|
||
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||
return nil, ErrBillingUsageUnavailable
|
||
}
|
||
if err != nil {
|
||
return nil, err
|
||
}
|
||
return &BillingUsage{InputTokens: log.InputTokens, OutputTokens: log.OutputTokens, CachedTokens: log.CachedTokens}, nil
|
||
}
|
||
|
||
func (r *Repository) RecordBillingResolution(id string, actorUserID string, note string) error {
|
||
return r.db.Model(&model.BillingOrder{}).Where("id = ?", id).Updates(map[string]any{
|
||
"resolved_by": actorUserID, "resolution_note": note, "updated_at": time.Now(),
|
||
}).Error
|
||
}
|
||
|
||
func (r *Repository) UpdateBillingProviderRequestID(id string, providerRequestID string) error {
|
||
if id == "" || providerRequestID == "" {
|
||
return nil
|
||
}
|
||
return r.db.Model(&model.BillingOrder{}).Where("id = ?", id).Updates(map[string]any{
|
||
"provider_request_id": providerRequestID, "updated_at": time.Now(),
|
||
}).Error
|
||
}
|
||
|
||
func (r *Repository) MarkBillingRunning(id string) error {
|
||
if id == "" {
|
||
return nil
|
||
}
|
||
var order model.BillingOrder
|
||
if err := r.db.Select("id", "status").First(&order, "id = ?", id).Error; err != nil {
|
||
return err
|
||
}
|
||
if order.Status == model.BillingStatusRunning {
|
||
return nil
|
||
}
|
||
now := time.Now()
|
||
result := r.db.Model(&model.BillingOrder{}).
|
||
Where("id = ? AND status = ?", id, model.BillingStatusReserved).
|
||
Updates(map[string]any{"status": model.BillingStatusRunning, "started_at": &now, "updated_at": now})
|
||
if result.Error != nil {
|
||
return result.Error
|
||
}
|
||
if result.RowsAffected != 1 {
|
||
return ErrBillingStateConflict
|
||
}
|
||
return nil
|
||
}
|
||
|
||
func (r *Repository) MarkBillingUncertain(id string, errorText string) error {
|
||
// uncertain 保留冻结积分，直到人工核对；这里故意不自动结算或退款。
|
||
return r.db.Model(&model.BillingOrder{}).
|
||
Where("id = ? AND status IN ?", id, []model.BillingStatus{model.BillingStatusReserved, model.BillingStatusRunning}).
|
||
Updates(map[string]any{"status": model.BillingStatusUncertain, "error": errorText, "updated_at": time.Now()}).Error
|
||
}
|
||
|
||
func (r *Repository) SettleBillingOrder(id string, providerRequestID string) error {
|
||
var observedUsage *BillingUsage
|
||
var observedActual int64
|
||
observedActualAvailable := false
|
||
err := r.db.Transaction(func(tx *gorm.DB) error {
|
||
var order model.BillingOrder
|
||
if err := tx.First(&order, "id = ?", id).Error; err != nil {
|
||
return err
|
||
}
|
||
if order.Status == model.BillingStatusSettled {
|
||
return nil
|
||
}
|
||
if order.Status == model.BillingStatusRefunded {
|
||
return errors.New("billing order already refunded")
|
||
}
|
||
if order.BillingMode == "token" && !zeroPricedTokenOrder(order) {
|
||
usage, err := billingUsage(tx, id)
|
||
if err != nil {
|
||
return err
|
||
}
|
||
observedUsage = usage
|
||
reserved := order.ReservedAmountMicrocredits
|
||
if reserved <= 0 {
|
||
reserved = order.AmountMicrocredits
|
||
}
|
||
actual, err := tokenUsageAmount(order, usage)
|
||
if err != nil {
|
||
return err
|
||
}
|
||
observedActual = actual
|
||
observedActualAvailable = true
|
||
refund := max(reserved-actual, int64(0))
|
||
supplement := max(actual-reserved, int64(0))
|
||
updated := tx.Model(&model.CreditAccount{}).
|
||
Where("user_id = ? AND reserved_microcredits >= ?", order.UserID, reserved).
|
||
Updates(map[string]any{
|
||
"available_microcredits": gorm.Expr("available_microcredits + ?", refund-supplement),
|
||
"reserved_microcredits": gorm.Expr("reserved_microcredits - ?", reserved),
|
||
"version": gorm.Expr("version + 1"), "updated_at": time.Now(),
|
||
})
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return errors.New("reserved credit balance is inconsistent")
|
||
}
|
||
var account model.CreditAccount
|
||
if err := tx.First(&account, "user_id = ?", order.UserID).Error; err != nil {
|
||
return err
|
||
}
|
||
now := time.Now()
|
||
updates := map[string]any{"status": model.BillingStatusSettled, "settled_at": &now, "updated_at": now,
|
||
"actual_amount_microcredits": actual, "refunded_amount_microcredits": refund,
|
||
"input_tokens": usage.InputTokens, "output_tokens": usage.OutputTokens, "cached_tokens": usage.CachedTokens,
|
||
"usage_available": true}
|
||
if providerRequestID != "" {
|
||
updates["provider_request_id"] = providerRequestID
|
||
}
|
||
if err := tx.Model(&order).Updates(updates).Error; err != nil {
|
||
return err
|
||
}
|
||
consumeNote := ""
|
||
if supplement > 0 {
|
||
consumeNote = "Token 实际用量超过预授权，已补扣差额"
|
||
}
|
||
if err := tx.Create(&model.CreditLedgerEntry{ID: newRepositoryID(), UserID: order.UserID, Type: model.CreditLedgerConsume,
|
||
AmountMicrocredits: -actual, AvailableDeltaMicrocredits: -supplement, ReservedDeltaMicrocredits: -reserved,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits, ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
BillingOrderID: order.ID, Model: order.Model, ChannelID: order.ChannelID, Scene: order.Scene, Note: consumeNote}).Error; err != nil {
|
||
return err
|
||
}
|
||
if refund > 0 {
|
||
if err := tx.Create(&model.CreditLedgerEntry{ID: newRepositoryID(), UserID: order.UserID, Type: model.CreditLedgerRefund,
|
||
AmountMicrocredits: refund, AvailableDeltaMicrocredits: refund,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits, ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
BillingOrderID: order.ID, Model: order.Model, ChannelID: order.ChannelID, Scene: order.Scene, Note: "Token 预授权差额退回"}).Error; err != nil {
|
||
return err
|
||
}
|
||
}
|
||
return nil
|
||
}
|
||
updated := tx.Model(&model.CreditAccount{}).
|
||
Where("user_id = ? AND reserved_microcredits >= ?", order.UserID, order.AmountMicrocredits).
|
||
Updates(map[string]any{
|
||
"reserved_microcredits": gorm.Expr("reserved_microcredits - ?", order.AmountMicrocredits),
|
||
"version": gorm.Expr("version + 1"),
|
||
"updated_at": time.Now(),
|
||
})
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return errors.New("reserved credit balance is inconsistent")
|
||
}
|
||
var account model.CreditAccount
|
||
if err := tx.First(&account, "user_id = ?", order.UserID).Error; err != nil {
|
||
return err
|
||
}
|
||
now := time.Now()
|
||
orderUpdates := map[string]any{"status": model.BillingStatusSettled, "actual_amount_microcredits": order.AmountMicrocredits, "settled_at": &now, "updated_at": now}
|
||
if providerRequestID != "" {
|
||
orderUpdates["provider_request_id"] = providerRequestID
|
||
}
|
||
if err := tx.Model(&order).Updates(orderUpdates).Error; err != nil {
|
||
return err
|
||
}
|
||
return tx.Create(&model.CreditLedgerEntry{
|
||
ID: newRepositoryID(),
|
||
UserID: order.UserID,
|
||
Type: model.CreditLedgerConsume,
|
||
AmountMicrocredits: -order.AmountMicrocredits,
|
||
ReservedDeltaMicrocredits: -order.AmountMicrocredits,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits,
|
||
ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
BillingOrderID: order.ID,
|
||
Model: order.Model,
|
||
ChannelID: order.ChannelID,
|
||
Scene: order.Scene,
|
||
}).Error
|
||
})
|
||
if err != nil && observedUsage != nil {
|
||
// usage 是上游已经确认的事实；即使结算因账户状态异常回滚，也要保留给用户和管理员核对。
|
||
updates := map[string]any{
|
||
"input_tokens": observedUsage.InputTokens, "output_tokens": observedUsage.OutputTokens,
|
||
"cached_tokens": observedUsage.CachedTokens, "usage_available": true, "updated_at": time.Now(),
|
||
}
|
||
if observedActualAvailable {
|
||
updates["actual_amount_microcredits"] = observedActual
|
||
}
|
||
if providerRequestID != "" {
|
||
updates["provider_request_id"] = providerRequestID
|
||
}
|
||
usageErr := r.db.Model(&model.BillingOrder{}).
|
||
Where("id = ? AND status NOT IN ?", id, []model.BillingStatus{model.BillingStatusSettled, model.BillingStatusRefunded}).
|
||
Updates(updates).Error
|
||
if usageErr != nil {
|
||
return errors.Join(err, usageErr)
|
||
}
|
||
}
|
||
return err
|
||
}
|
||
|
||
func zeroPricedTokenOrder(order model.BillingOrder) bool {
|
||
return order.BillingMode == "token" &&
|
||
order.InputTokenPriceMicrocredits == 0 &&
|
||
order.OutputTokenPriceMicrocredits == 0 &&
|
||
order.CachedTokenPriceMicrocredits == 0
|
||
}
|
||
|
||
func (r *Repository) RefundBillingOrder(id string, errorText string) error {
|
||
return r.db.Transaction(func(tx *gorm.DB) error {
|
||
var order model.BillingOrder
|
||
if err := tx.First(&order, "id = ?", id).Error; err != nil {
|
||
return err
|
||
}
|
||
if order.Status == model.BillingStatusRefunded {
|
||
return nil
|
||
}
|
||
if order.Status == model.BillingStatusSettled {
|
||
return errors.New("settled billing order requires a manual refund")
|
||
}
|
||
updated := tx.Model(&model.CreditAccount{}).
|
||
Where("user_id = ? AND reserved_microcredits >= ?", order.UserID, order.AmountMicrocredits).
|
||
Updates(map[string]any{
|
||
"available_microcredits": gorm.Expr("available_microcredits + ?", order.AmountMicrocredits),
|
||
"reserved_microcredits": gorm.Expr("reserved_microcredits - ?", order.AmountMicrocredits),
|
||
"version": gorm.Expr("version + 1"),
|
||
"updated_at": time.Now(),
|
||
})
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return errors.New("reserved credit balance is inconsistent")
|
||
}
|
||
var account model.CreditAccount
|
||
if err := tx.First(&account, "user_id = ?", order.UserID).Error; err != nil {
|
||
return err
|
||
}
|
||
now := time.Now()
|
||
updates := map[string]any{"status": model.BillingStatusRefunded, "error": errorText, "refunded_amount_microcredits": order.AmountMicrocredits, "refunded_at": &now, "updated_at": now}
|
||
if err := tx.Model(&order).Updates(updates).Error; err != nil {
|
||
return err
|
||
}
|
||
return tx.Create(&model.CreditLedgerEntry{
|
||
ID: newRepositoryID(),
|
||
UserID: order.UserID,
|
||
Type: model.CreditLedgerRefund,
|
||
AmountMicrocredits: order.AmountMicrocredits,
|
||
AvailableDeltaMicrocredits: order.AmountMicrocredits,
|
||
ReservedDeltaMicrocredits: -order.AmountMicrocredits,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits,
|
||
ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
BillingOrderID: order.ID,
|
||
Model: order.Model,
|
||
ChannelID: order.ChannelID,
|
||
Scene: order.Scene,
|
||
Note: errorText,
|
||
}).Error
|
||
})
|
||
}
|
||
|
||
func tokenUsageAmount(order model.BillingOrder, usage *BillingUsage) (int64, error) {
|
||
if usage == nil {
|
||
return 0, ErrBillingUsageUnavailable
|
||
}
|
||
if order.Capability == "video" && usage.OutputTokens <= 0 {
|
||
return 0, ErrBillingUsageUnavailable
|
||
}
|
||
input := usage.InputTokens - usage.CachedTokens
|
||
if input < 0 {
|
||
input = 0
|
||
}
|
||
inputAmount, ok := safeTokenUsageProduct(input, order.InputTokenPriceMicrocredits)
|
||
if !ok {
|
||
return 0, errors.New("invalid token usage amount")
|
||
}
|
||
outputAmount, ok := safeTokenUsageProduct(usage.OutputTokens, order.OutputTokenPriceMicrocredits)
|
||
if !ok || inputAmount > 1<<63-1-outputAmount {
|
||
return 0, errors.New("invalid token usage amount")
|
||
}
|
||
cachedAmount, ok := safeTokenUsageProduct(usage.CachedTokens, order.CachedTokenPriceMicrocredits)
|
||
base := inputAmount + outputAmount
|
||
if !ok || base > 1<<63-1-cachedAmount {
|
||
return 0, errors.New("invalid token usage amount")
|
||
}
|
||
base += cachedAmount
|
||
if order.MultiplierBasisPoints <= 0 || base > (1<<63-1-9_999_999_999)/order.MultiplierBasisPoints {
|
||
return 0, errors.New("invalid token usage amount")
|
||
}
|
||
return (base*order.MultiplierBasisPoints + 9_999_999_999) / 10_000_000_000, nil
|
||
}
|
||
|
||
func safeTokenUsageProduct(tokens int64, price int64) (int64, bool) {
|
||
if tokens < 0 || price < 0 || (tokens > 0 && price > (1<<63-1)/tokens) {
|
||
return 0, false
|
||
}
|
||
return tokens * price, true
|
||
}
|
||
|
||
func (r *Repository) AdjustCredits(userID string, actorUserID string, amount int64, note string) (*model.CreditAccount, error) {
|
||
var account model.CreditAccount
|
||
err := r.db.Transaction(func(tx *gorm.DB) error {
|
||
account = model.CreditAccount{UserID: userID}
|
||
if err := tx.Clauses(clause.OnConflict{DoNothing: true}).Create(&account).Error; err != nil {
|
||
return err
|
||
}
|
||
accountQuery := tx.Model(&model.CreditAccount{}).Where("user_id = ?", userID)
|
||
if amount < 0 {
|
||
accountQuery = accountQuery.Where("available_microcredits + ? >= 0", amount)
|
||
}
|
||
updated := accountQuery.
|
||
Updates(map[string]any{
|
||
"available_microcredits": gorm.Expr("available_microcredits + ?", amount),
|
||
"version": gorm.Expr("version + 1"),
|
||
"updated_at": time.Now(),
|
||
})
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return ErrInsufficientCredits
|
||
}
|
||
if err := tx.First(&account, "user_id = ?", userID).Error; err != nil {
|
||
return err
|
||
}
|
||
entryType := model.CreditLedgerAdminAdjust
|
||
if amount > 0 {
|
||
entryType = model.CreditLedgerAdminGrant
|
||
}
|
||
return tx.Create(&model.CreditLedgerEntry{
|
||
ID: newRepositoryID(),
|
||
UserID: userID,
|
||
Type: entryType,
|
||
AmountMicrocredits: amount,
|
||
AvailableDeltaMicrocredits: amount,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits,
|
||
ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
ActorUserID: actorUserID,
|
||
Note: note,
|
||
}).Error
|
||
})
|
||
return &account, err
|
||
}
|
||
|
||
func (r *Repository) CreateRedeemBatch(batch *model.RedeemBatch, codes []model.RedeemCode) error {
|
||
return r.db.Transaction(func(tx *gorm.DB) error {
|
||
if err := tx.Create(batch).Error; err != nil {
|
||
return err
|
||
}
|
||
return tx.CreateInBatches(&codes, 200).Error
|
||
})
|
||
}
|
||
|
||
func (r *Repository) AdminRedeemBatches(keyword string, validity string, limit int, offset int) ([]model.RedeemBatch, int64, error) {
|
||
var items []model.RedeemBatch
|
||
var total int64
|
||
query := r.db.Model(&model.RedeemBatch{})
|
||
if value := strings.TrimSpace(keyword); value != "" {
|
||
pattern := "%" + strings.ToLower(value) + "%"
|
||
query = query.Where("lower(note) LIKE ? OR CAST(amount_microcredits AS TEXT) LIKE ? OR CAST(count AS TEXT) LIKE ?", pattern, pattern, pattern)
|
||
}
|
||
if validity == "active" {
|
||
query = query.Where("expires_at IS NULL OR expires_at > ?", time.Now())
|
||
} else if validity == "expired" {
|
||
query = query.Where("expires_at IS NOT NULL AND expires_at <= ?", time.Now())
|
||
}
|
||
if err := query.Count(&total).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
now := time.Now()
|
||
listQuery := query.Select(`redeem_batches.id, redeem_batches.amount_microcredits, redeem_batches.count,
|
||
redeem_batches.note, redeem_batches.created_by, redeem_batches.expires_at, redeem_batches.created_at,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'unused' AND (rc.expires_at IS NULL OR rc.expires_at > ?)) AS available_count,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'redeemed') AS redeemed_count,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'disabled') AS disabled_count,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'unused' AND rc.expires_at IS NOT NULL AND rc.expires_at <= ?) AS expired_count`, now, now)
|
||
if err := listQuery.Order("created_at desc").Limit(limit).Offset(offset).Find(&items).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
return items, total, nil
|
||
}
|
||
|
||
func (r *Repository) RedeemBatch(id string) (*model.RedeemBatch, error) {
|
||
var batch model.RedeemBatch
|
||
now := time.Now()
|
||
query := r.db.Model(&model.RedeemBatch{}).Select(`redeem_batches.*,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'unused' AND (rc.expires_at IS NULL OR rc.expires_at > ?)) AS available_count,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'redeemed') AS redeemed_count,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'disabled') AS disabled_count,
|
||
(SELECT COUNT(*) FROM redeem_codes rc WHERE rc.batch_id = redeem_batches.id AND rc.status = 'unused' AND rc.expires_at IS NOT NULL AND rc.expires_at <= ?) AS expired_count`, now, now)
|
||
if err := query.First(&batch, "redeem_batches.id = ?", id).Error; err != nil {
|
||
return nil, err
|
||
}
|
||
return &batch, nil
|
||
}
|
||
|
||
func (r *Repository) AdminRedeemCodes(batchID string, status string, limit int, offset int) ([]AdminRedeemCodeRow, int64, error) {
|
||
var items []AdminRedeemCodeRow
|
||
var total int64
|
||
query := r.db.Model(&model.RedeemCode{}).Where("redeem_codes.batch_id = ?", batchID)
|
||
now := time.Now()
|
||
switch status {
|
||
case "available":
|
||
query = query.Where("redeem_codes.status = ? AND (redeem_codes.expires_at IS NULL OR redeem_codes.expires_at > ?)", model.RedeemCodeUnused, now)
|
||
case "redeemed":
|
||
query = query.Where("redeem_codes.status = ?", model.RedeemCodeRedeemed)
|
||
case "disabled":
|
||
query = query.Where("redeem_codes.status = ?", model.RedeemCodeDisabled)
|
||
case "expired":
|
||
query = query.Where("redeem_codes.status = ? AND redeem_codes.expires_at IS NOT NULL AND redeem_codes.expires_at <= ?", model.RedeemCodeUnused, now)
|
||
}
|
||
if err := query.Count(&total).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
err := query.Select("redeem_codes.*, users.username AS redeemed_username, users.display_name AS redeemed_display_name").
|
||
Joins("LEFT JOIN users ON users.id = redeem_codes.redeemed_by").
|
||
Order("redeem_codes.created_at asc, redeem_codes.id asc").Limit(limit).Offset(offset).Scan(&items).Error
|
||
return items, total, err
|
||
}
|
||
|
||
func (r *Repository) RedeemCode(userID string, codeHash string, redeemedIP string) (*model.CreditAccount, error) {
|
||
var account model.CreditAccount
|
||
err := r.db.Transaction(func(tx *gorm.DB) error {
|
||
var code model.RedeemCode
|
||
if err := tx.First(&code, "code_hash = ?", codeHash).Error; err != nil {
|
||
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||
return ErrRedeemCodeInvalid
|
||
}
|
||
return err
|
||
}
|
||
now := time.Now()
|
||
query := tx.Model(&model.RedeemCode{}).Where("id = ? AND status = ?", code.ID, model.RedeemCodeUnused)
|
||
if code.ExpiresAt != nil {
|
||
query = query.Where("expires_at > ?", now)
|
||
}
|
||
updated := query.Updates(map[string]any{"status": model.RedeemCodeRedeemed, "redeemed_by": userID, "redeemed_at": &now, "redeemed_ip": redeemedIP, "updated_at": now})
|
||
if updated.Error != nil {
|
||
return updated.Error
|
||
}
|
||
if updated.RowsAffected != 1 {
|
||
return ErrRedeemCodeInvalid
|
||
}
|
||
account = model.CreditAccount{UserID: userID}
|
||
if err := tx.Clauses(clause.OnConflict{DoNothing: true}).Create(&account).Error; err != nil {
|
||
return err
|
||
}
|
||
if err := tx.Model(&model.CreditAccount{}).Where("user_id = ?", userID).Updates(map[string]any{
|
||
"available_microcredits": gorm.Expr("available_microcredits + ?", code.AmountMicrocredits),
|
||
"version": gorm.Expr("version + 1"),
|
||
"updated_at": now,
|
||
}).Error; err != nil {
|
||
return err
|
||
}
|
||
if err := tx.First(&account, "user_id = ?", userID).Error; err != nil {
|
||
return err
|
||
}
|
||
return tx.Create(&model.CreditLedgerEntry{
|
||
ID: newRepositoryID(),
|
||
UserID: userID,
|
||
Type: model.CreditLedgerRedeem,
|
||
AmountMicrocredits: code.AmountMicrocredits,
|
||
AvailableDeltaMicrocredits: code.AmountMicrocredits,
|
||
AvailableAfterMicrocredits: account.AvailableMicrocredits,
|
||
ReservedAfterMicrocredits: account.ReservedMicrocredits,
|
||
RedeemCodeID: code.ID,
|
||
Note: "兑换码充值",
|
||
}).Error
|
||
})
|
||
return &account, err
|
||
}
|
||
|
||
func newRepositoryID() string {
|
||
return randomRepositorySuffix()
|
||
}
|
||
|
||
func randomRepositorySuffix() string {
|
||
var value [16]byte
|
||
if _, err := rand.Read(value[:]); err != nil {
|
||
return "fallback"
|
||
}
|
||
return hex.EncodeToString(value[:])
|
||
}
|