537 lines
25 KiB
Go
537 lines
25 KiB
Go
package postgres
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import (
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"context"
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"errors"
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"fmt"
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"strings"
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"github.com/jackc/pgx/v5"
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"telesrv/internal/domain"
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)
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const suggestedPostSettlementAge = 24 * 60 * 60
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type persistedSuggestedPostApproval struct {
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monoforumID, parentID, actorID, payerID int64
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messageID, scheduleDate, approvalServiceID, publishedMessageID, settlementDue, finalServiceID int
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state domain.SuggestedPostLifecycleState
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price *domain.SuggestedPostPrice
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}
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func (s *ChannelStore) ToggleSuggestedPostApproval(ctx context.Context, req domain.ToggleSuggestedPostApprovalRequest) (domain.ToggleSuggestedPostApprovalResult, error) {
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if req.UserID == 0 || req.MonoforumID == 0 || req.MessageID <= 0 || (!req.Reject && strings.TrimSpace(req.RejectComment) != "") {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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if req.Date == 0 {
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req.Date = nowUnix()
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}
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beginner, ok := s.db.(txBeginner)
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if !ok {
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return domain.ToggleSuggestedPostApprovalResult{}, fmt.Errorf("toggle suggested post: db does not support transactions")
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}
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tx, err := beginner.Begin(ctx)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, fmt.Errorf("begin toggle suggested post: %w", err)
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}
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committed := false
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defer func() {
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if !committed {
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_ = tx.Rollback(ctx)
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}
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}()
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mono, err := getChannelByID(ctx, tx, req.MonoforumID)
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if err != nil {
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if errors.Is(err, domain.ErrChannelInvalid) {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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if mono.Deleted || !mono.Monoforum || mono.LinkedMonoforumID == 0 {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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parent, err := getChannelByID(ctx, tx, mono.LinkedMonoforumID)
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if err != nil {
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if errors.Is(err, domain.ErrChannelInvalid) {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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if parent.Deleted || !parent.Broadcast || parent.LinkedMonoforumID != mono.ID {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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if _, err := tx.Exec(ctx, `SELECT 1 FROM channel_messages WHERE channel_id=$1 AND id=$2 FOR UPDATE`, mono.ID, req.MessageID); err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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original, err := s.getChannelMessage(ctx, tx, mono.ID, req.MessageID)
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if err != nil {
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if errors.Is(err, domain.ErrMessageIDInvalid) {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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if original.Deleted || original.SavedPeer.Type != domain.PeerTypeUser || original.SavedPeer.ID == 0 || original.SuggestedPost == nil {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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fromSubscriber := original.From.Type == domain.PeerTypeUser
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manager := domain.ChannelMember{}
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if fromSubscriber {
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manager, err = s.getChannelMember(ctx, tx, parent.ID, req.UserID)
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if err != nil {
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if errors.Is(err, domain.ErrChannelPrivate) {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostApprovalForbidden
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}
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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if !manager.CanManageDirectMessages() || (!req.Reject && !manager.CanPostChannelMessages()) {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostApprovalForbidden
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}
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} else if req.UserID != original.SavedPeer.ID {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostApprovalForbidden
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}
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existing, found, err := loadSuggestedPostApprovalTx(ctx, tx, mono.ID, original.ID, true)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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if found && existing.state != domain.SuggestedPostStateBalanceLow {
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result, err := s.loadSuggestedPostResultTx(ctx, tx, existing, true)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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if err := tx.Commit(ctx); err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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committed = true
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return result, nil
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}
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if original.SuggestedPost.Accepted || original.SuggestedPost.Rejected {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostAlreadyHandled
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}
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price := cloneSuggestedPricePG(original.SuggestedPost.Price)
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if price != nil && price.Kind == domain.SuggestedPostPriceStars && price.Nanos != 0 {
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return domain.ToggleSuggestedPostApprovalResult{}, domain.ErrSuggestedPostInvalid
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}
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scheduleDate := original.SuggestedPost.ScheduleDate
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if req.ScheduleDate > 0 {
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scheduleDate = req.ScheduleDate
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}
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if !req.Reject {
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effectiveDate, scheduleErr := domain.EffectiveSuggestedPostPublishDate(scheduleDate, req.Date)
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if scheduleErr != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, scheduleErr
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}
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scheduleDate = effectiveDate
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}
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recipients, err := monoforumManagerRecipientsTx(ctx, tx, parent.ID, original.SavedPeer.ID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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result := domain.ToggleSuggestedPostApprovalResult{Monoforum: mono, Parent: parent, SavedPeer: original.SavedPeer, Recipients: recipients}
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if req.Reject {
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original.SuggestedPost.Accepted, original.SuggestedPost.Rejected = false, true
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original, result.OriginalEvent, err = s.persistSuggestedPostEditTx(ctx, tx, original, req.UserID, req.Date)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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result.OriginalMessage = original
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result.ServiceMessage, result.ServiceEvent, err = s.insertSuggestedPostServiceTx(ctx, tx, mono, parent, req.UserID, fromSubscriber && manager.CanManageDirectMessages(), original.SavedPeer, original.ID, req.Date, domain.ChannelMessageAction{
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Type: domain.ChannelActionSuggestedPostApproval, SuggestedPostRejected: true,
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SuggestedPostRejectComment: strings.TrimSpace(req.RejectComment), SuggestedPostPrice: price,
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})
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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result.State = domain.SuggestedPostStateRejected
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if err := upsertSuggestedPostApprovalTx(ctx, tx, persistedSuggestedPostApproval{monoforumID: mono.ID, messageID: original.ID, parentID: parent.ID, actorID: req.UserID, payerID: original.SavedPeer.ID, state: result.State, price: price, scheduleDate: scheduleDate, approvalServiceID: result.ServiceMessage.ID}, req.Date); err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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} else {
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// telesrv has no Stars economy: a suggested post is approved for free
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// regardless of any price attached to it, so the balance-check/collect
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// step and its "balance too low" retry state are skipped entirely.
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{
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effectivePublishDate := scheduleDate
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original.SuggestedPost.Accepted, original.SuggestedPost.Rejected, original.SuggestedPost.ScheduleDate = true, false, effectivePublishDate
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original, result.OriginalEvent, err = s.persistSuggestedPostEditTx(ctx, tx, original, req.UserID, req.Date)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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result.OriginalMessage = original
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result.ServiceMessage, result.ServiceEvent, err = s.insertSuggestedPostServiceTx(ctx, tx, mono, parent, req.UserID, fromSubscriber && manager.CanManageDirectMessages(), original.SavedPeer, original.ID, req.Date, domain.ChannelMessageAction{Type: domain.ChannelActionSuggestedPostApproval, SuggestedPostScheduleDate: effectivePublishDate, SuggestedPostPrice: price})
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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record := persistedSuggestedPostApproval{monoforumID: mono.ID, messageID: original.ID, parentID: parent.ID, actorID: req.UserID, payerID: original.SavedPeer.ID, state: domain.SuggestedPostStateScheduled, price: price, scheduleDate: effectivePublishDate, approvalServiceID: result.ServiceMessage.ID}
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if effectivePublishDate <= req.Date {
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published, publishErr := s.publishSuggestedPostTx(ctx, tx, parent, original, req.UserID, req.Date)
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if publishErr != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, publishErr
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}
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result.Published = &published
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record.publishedMessageID = published.Message.ID
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// telesrv has no Stars economy: there is nothing to settle after
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// publish (no charge was ever collected), so a published post
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// goes straight to Completed regardless of any attached price.
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record.state = domain.SuggestedPostStateCompleted
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}
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result.State = record.state
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if err := upsertSuggestedPostApprovalTx(ctx, tx, record, req.Date); err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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}
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}
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if err := tx.Commit(ctx); err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, fmt.Errorf("commit toggle suggested post: %w", err)
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}
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committed = true
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result.Monoforum, err = getChannelByID(ctx, s.db, mono.ID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, fmt.Errorf("reload suggested post monoforum after commit: %w", err)
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}
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result.Parent, err = getChannelByID(ctx, s.db, parent.ID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, fmt.Errorf("reload suggested post parent after commit: %w", err)
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}
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return result, nil
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}
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func (s *ChannelStore) persistSuggestedPostEditTx(ctx context.Context, tx pgx.Tx, msg domain.ChannelMessage, actor int64, date int) (domain.ChannelMessage, domain.ChannelUpdateEvent, error) {
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pts, err := s.reserveChannelPts(ctx, tx, msg.ChannelID)
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if err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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encoded, err := marshalJSON(msg.SuggestedPost, "{}")
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if err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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msg.Pts = pts
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if _, err := tx.Exec(ctx, `UPDATE channel_messages SET suggested_post=$3, pts=$4, updated_at=now() WHERE channel_id=$1 AND id=$2 AND NOT deleted`, msg.ChannelID, msg.ID, encoded, pts); err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, fmt.Errorf("update suggested post message: %w", err)
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}
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event := domain.ChannelUpdateEvent{ChannelID: msg.ChannelID, Type: domain.ChannelUpdateEditMessage, Pts: pts, PtsCount: 1, Date: date, Message: msg, SenderUserID: actor}
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if err := insertChannelEventTx(ctx, tx, event); err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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return msg, event, nil
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}
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func (s *ChannelStore) insertSuggestedPostServiceTx(ctx context.Context, tx pgx.Tx, mono, parent domain.Channel, actor int64, fromChannel bool, saved domain.Peer, replyID, date int, action domain.ChannelMessageAction) (domain.ChannelMessage, domain.ChannelUpdateEvent, error) {
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msgID, err := s.msgIDs.NextChannelMessageID(ctx, mono.ID)
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if err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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pts, err := s.reserveChannelPts(ctx, tx, mono.ID)
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if err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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from := domain.Peer{Type: domain.PeerTypeUser, ID: actor}
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if fromChannel {
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from = domain.Peer{Type: domain.PeerTypeChannel, ID: parent.ID}
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}
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msg := domain.ChannelMessage{ChannelID: mono.ID, ID: msgID, SenderUserID: actor, From: from, SavedPeer: saved, Date: date, ReplyTo: &domain.MessageReply{Peer: domain.Peer{Type: domain.PeerTypeChannel, ID: mono.ID}, MessageID: replyID}, Action: &action, Pts: pts}
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event := domain.ChannelUpdateEvent{ChannelID: mono.ID, Type: domain.ChannelUpdateNewMessage, Pts: pts, PtsCount: 1, Date: date, Message: msg, SenderUserID: actor}
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if err := insertChannelMessageTx(ctx, tx, msg); err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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if err := insertChannelEventTx(ctx, tx, event); err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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if _, err := tx.Exec(ctx, `UPDATE channels SET top_message_id=$2, pts=$3, updated_at=now() WHERE id=$1`, mono.ID, msgID, pts); err != nil {
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return domain.ChannelMessage{}, domain.ChannelUpdateEvent{}, err
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}
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return msg, event, nil
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}
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func (s *ChannelStore) publishSuggestedPostTx(ctx context.Context, tx pgx.Tx, parent domain.Channel, original domain.ChannelMessage, actor int64, date int) (domain.SendChannelMessageResult, error) {
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msgID, err := s.msgIDs.NextChannelMessageID(ctx, parent.ID)
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if err != nil {
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return domain.SendChannelMessageResult{}, err
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}
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pts, err := s.reserveChannelPts(ctx, tx, parent.ID)
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if err != nil {
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return domain.SendChannelMessageResult{}, err
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}
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msg := original
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msg.ChannelID, msg.ID, msg.RandomID, msg.SenderUserID = parent.ID, msgID, 0, actor
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msg.From, msg.SendAs, msg.SavedPeer, msg.Date, msg.EditDate, msg.Post = domain.Peer{Type: domain.PeerTypeChannel, ID: parent.ID}, nil, domain.Peer{}, date, 0, true
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msg.ReplyTo, msg.PaidMessageStars, msg.Pts, msg.Deleted = nil, 0, pts, false
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event := domain.ChannelUpdateEvent{ChannelID: parent.ID, Type: domain.ChannelUpdateNewMessage, Pts: pts, PtsCount: 1, Date: date, Message: msg, SenderUserID: actor}
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if err := insertChannelMessageTx(ctx, tx, msg); err != nil {
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return domain.SendChannelMessageResult{}, err
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}
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if err := insertChannelEventTx(ctx, tx, event); err != nil {
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return domain.SendChannelMessageResult{}, err
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}
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if _, err := tx.Exec(ctx, `UPDATE channels SET top_message_id=$2, pts=$3, updated_at=now() WHERE id=$1`, parent.ID, msgID, pts); err != nil {
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return domain.SendChannelMessageResult{}, err
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}
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recipients, err := s.listActiveChannelMemberIDs(ctx, tx, parent.ID, 0)
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if err != nil {
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return domain.SendChannelMessageResult{}, err
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}
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parent.TopMessageID, parent.Pts = msgID, pts
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return domain.SendChannelMessageResult{Channel: parent, Message: msg, Event: event, Recipients: recipients}, nil
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}
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func monoforumManagerRecipientsTx(ctx context.Context, tx pgx.Tx, parentID, subscriberID int64) ([]int64, error) {
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rows, err := tx.Query(ctx, `SELECT user_id FROM channel_members WHERE channel_id=$1 AND status='active' AND (role='creator' OR (role='admin' AND COALESCE((admin_rights->>'ManageDirectMessages')::boolean,false))) ORDER BY user_id`, parentID)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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ids := []int64{subscriberID}
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for rows.Next() {
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var id int64
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if err := rows.Scan(&id); err != nil {
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return nil, err
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}
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ids = append(ids, id)
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}
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return uniqueChannelUserIDs(ids, 0), rows.Err()
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}
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func upsertSuggestedPostApprovalTx(ctx context.Context, tx pgx.Tx, row persistedSuggestedPostApproval, date int) error {
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kind, amount, nanos := "", int64(0), 0
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if row.price != nil {
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kind, amount, nanos = string(row.price.Kind), row.price.Amount, row.price.Nanos
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}
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_, err := tx.Exec(ctx, `INSERT INTO suggested_post_approvals(monoforum_id,suggestion_message_id,parent_channel_id,actor_user_id,payer_user_id,state,price_kind,price_amount,price_nanos,schedule_date,approval_service_message_id,published_message_id,settlement_due,final_service_message_id,created_at,updated_at)
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VALUES($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$15)
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ON CONFLICT(monoforum_id,suggestion_message_id) DO UPDATE SET actor_user_id=EXCLUDED.actor_user_id,state=EXCLUDED.state,price_kind=EXCLUDED.price_kind,price_amount=EXCLUDED.price_amount,price_nanos=EXCLUDED.price_nanos,schedule_date=EXCLUDED.schedule_date,approval_service_message_id=EXCLUDED.approval_service_message_id,published_message_id=EXCLUDED.published_message_id,settlement_due=EXCLUDED.settlement_due,final_service_message_id=EXCLUDED.final_service_message_id,updated_at=EXCLUDED.updated_at`,
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row.monoforumID, row.messageID, row.parentID, row.actorID, row.payerID, string(row.state), kind, amount, nanos, row.scheduleDate, row.approvalServiceID, row.publishedMessageID, row.settlementDue, row.finalServiceID, date)
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return err
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}
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func loadSuggestedPostApprovalTx(ctx context.Context, tx pgx.Tx, monoID int64, messageID int, lock bool) (persistedSuggestedPostApproval, bool, error) {
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q := `SELECT parent_channel_id,actor_user_id,payer_user_id,state,price_kind,price_amount,price_nanos,schedule_date,approval_service_message_id,published_message_id,settlement_due,final_service_message_id FROM suggested_post_approvals WHERE monoforum_id=$1 AND suggestion_message_id=$2`
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if lock {
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q += ` FOR UPDATE`
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}
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var row persistedSuggestedPostApproval
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row.monoforumID, row.messageID = monoID, messageID
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var state, kind string
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var amount int64
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var nanos int
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err := tx.QueryRow(ctx, q, monoID, messageID).Scan(&row.parentID, &row.actorID, &row.payerID, &state, &kind, &amount, &nanos, &row.scheduleDate, &row.approvalServiceID, &row.publishedMessageID, &row.settlementDue, &row.finalServiceID)
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if errors.Is(err, pgx.ErrNoRows) {
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return row, false, nil
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}
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if err != nil {
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return row, false, err
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}
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row.state = domain.SuggestedPostLifecycleState(state)
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if kind != "" {
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row.price = &domain.SuggestedPostPrice{Kind: domain.SuggestedPostPriceKind(kind), Amount: amount, Nanos: nanos}
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}
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return row, true, nil
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}
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func (s *ChannelStore) loadSuggestedPostResultTx(ctx context.Context, tx pgx.Tx, row persistedSuggestedPostApproval, duplicate bool) (domain.ToggleSuggestedPostApprovalResult, error) {
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mono, err := getChannelByID(ctx, tx, row.monoforumID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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parent, err := getChannelByID(ctx, tx, row.parentID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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original, err := s.getChannelMessage(ctx, tx, row.monoforumID, row.messageID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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recipients, err := monoforumManagerRecipientsTx(ctx, tx, row.parentID, row.payerID)
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if err != nil {
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return domain.ToggleSuggestedPostApprovalResult{}, err
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}
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result := domain.ToggleSuggestedPostApprovalResult{Monoforum: mono, Parent: parent, SavedPeer: domain.Peer{Type: domain.PeerTypeUser, ID: row.payerID}, State: row.state, OriginalMessage: original, Recipients: recipients, Duplicate: duplicate}
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if original.SuggestedPost != nil && (original.SuggestedPost.Accepted || original.SuggestedPost.Rejected) && original.Pts > 0 {
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eventDate, senderUserID := original.Date, row.actorID
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// The event row is the exact durable replay source. Retention may have
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// pruned an old event, in which case the message snapshot still provides
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// a safe replay with its original date and lifecycle actor.
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if err := tx.QueryRow(ctx, `SELECT date,sender_user_id FROM channel_update_events WHERE channel_id=$1 AND pts=$2 AND event_type='edit_channel_message'`, row.monoforumID, original.Pts).Scan(&eventDate, &senderUserID); err != nil && !errors.Is(err, pgx.ErrNoRows) {
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return domain.ToggleSuggestedPostApprovalResult{}, fmt.Errorf("load suggested post edit event: %w", err)
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}
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result.OriginalEvent = domain.ChannelUpdateEvent{ChannelID: row.monoforumID, Type: domain.ChannelUpdateEditMessage, Pts: original.Pts, PtsCount: 1, Date: eventDate, Message: original, SenderUserID: senderUserID}
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}
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if row.approvalServiceID > 0 {
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result.ServiceMessage, err = s.getChannelMessage(ctx, tx, row.monoforumID, row.approvalServiceID)
|
|
if err != nil {
|
|
return result, err
|
|
}
|
|
result.ServiceEvent = domain.ChannelUpdateEvent{ChannelID: row.monoforumID, Type: domain.ChannelUpdateNewMessage, Pts: result.ServiceMessage.Pts, PtsCount: 1, Date: result.ServiceMessage.Date, Message: result.ServiceMessage, SenderUserID: row.actorID}
|
|
}
|
|
if row.publishedMessageID > 0 {
|
|
msg, e := s.getChannelMessage(ctx, tx, row.parentID, row.publishedMessageID)
|
|
if e != nil {
|
|
return result, e
|
|
}
|
|
event := domain.ChannelUpdateEvent{ChannelID: row.parentID, Type: domain.ChannelUpdateNewMessage, Pts: msg.Pts, PtsCount: 1, Date: msg.Date, Message: msg, SenderUserID: row.actorID}
|
|
result.Published = &domain.SendChannelMessageResult{Channel: parent, Message: msg, Event: event}
|
|
}
|
|
return result, nil
|
|
}
|
|
|
|
func cloneSuggestedPricePG(in *domain.SuggestedPostPrice) *domain.SuggestedPostPrice {
|
|
if in == nil {
|
|
return nil
|
|
}
|
|
out := *in
|
|
return &out
|
|
}
|
|
|
|
func (s *ChannelStore) ProcessSuggestedPostLifecycle(ctx context.Context, req domain.SuggestedPostLifecycleRequest) ([]domain.ToggleSuggestedPostApprovalResult, error) {
|
|
if req.Now == 0 {
|
|
req.Now = nowUnix()
|
|
}
|
|
if req.Limit <= 0 || req.Limit > 100 {
|
|
req.Limit = 100
|
|
}
|
|
rows, err := s.db.Query(ctx, `
|
|
SELECT monoforum_id,suggestion_message_id
|
|
FROM suggested_post_approvals a
|
|
WHERE (a.state='scheduled' AND a.schedule_date <= $1)
|
|
OR (a.state='scheduled' AND EXISTS (
|
|
SELECT 1 FROM channel_messages sm
|
|
WHERE sm.channel_id=a.monoforum_id AND sm.id=a.suggestion_message_id AND sm.deleted))
|
|
OR (a.state='published' AND (a.settlement_due <= $1 OR EXISTS (
|
|
SELECT 1 FROM channel_messages m
|
|
WHERE m.channel_id=a.parent_channel_id AND m.id=a.published_message_id AND m.deleted)))
|
|
ORDER BY CASE WHEN a.state='scheduled' THEN a.schedule_date ELSE a.settlement_due END,
|
|
a.monoforum_id,a.suggestion_message_id
|
|
LIMIT $2`, req.Now, req.Limit)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("list due suggested posts: %w", err)
|
|
}
|
|
type key struct {
|
|
mono int64
|
|
message int
|
|
}
|
|
keys := make([]key, 0, req.Limit)
|
|
for rows.Next() {
|
|
var k key
|
|
if err := rows.Scan(&k.mono, &k.message); err != nil {
|
|
rows.Close()
|
|
return nil, err
|
|
}
|
|
keys = append(keys, k)
|
|
}
|
|
if err := rows.Err(); err != nil {
|
|
rows.Close()
|
|
return nil, err
|
|
}
|
|
rows.Close()
|
|
out := make([]domain.ToggleSuggestedPostApprovalResult, 0, len(keys))
|
|
for _, k := range keys {
|
|
result, changed, err := s.processSuggestedPostLifecycleOne(ctx, k.mono, k.message, req.Now)
|
|
if err != nil {
|
|
return out, err
|
|
}
|
|
if changed {
|
|
out = append(out, result)
|
|
}
|
|
}
|
|
return out, nil
|
|
}
|
|
|
|
func (s *ChannelStore) processSuggestedPostLifecycleOne(ctx context.Context, monoID int64, messageID, now int) (domain.ToggleSuggestedPostApprovalResult, bool, error) {
|
|
beginner, ok := s.db.(txBeginner)
|
|
if !ok {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, fmt.Errorf("suggested post lifecycle: db does not support transactions")
|
|
}
|
|
tx, err := beginner.Begin(ctx)
|
|
if err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
committed := false
|
|
defer func() {
|
|
if !committed {
|
|
_ = tx.Rollback(ctx)
|
|
}
|
|
}()
|
|
row, found, err := loadSuggestedPostApprovalTx(ctx, tx, monoID, messageID, true)
|
|
if err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
if !found {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, fmt.Errorf("suggested post lifecycle invariant: approval row disappeared for monoforum %d message %d", monoID, messageID)
|
|
}
|
|
if row.state != domain.SuggestedPostStateScheduled && row.state != domain.SuggestedPostStatePublished {
|
|
if err := tx.Commit(ctx); err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
committed = true
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, nil
|
|
}
|
|
mono, err := getChannelByID(ctx, tx, row.monoforumID)
|
|
if err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
parent, err := getChannelByID(ctx, tx, row.parentID)
|
|
if err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
original, err := s.getChannelMessage(ctx, tx, row.monoforumID, row.messageID)
|
|
if err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
recipients, err := monoforumManagerRecipientsTx(ctx, tx, parent.ID, row.payerID)
|
|
if err != nil {
|
|
return domain.ToggleSuggestedPostApprovalResult{}, false, err
|
|
}
|
|
result := domain.ToggleSuggestedPostApprovalResult{Monoforum: mono, Parent: parent, SavedPeer: domain.Peer{Type: domain.PeerTypeUser, ID: row.payerID}, State: row.state, Recipients: recipients}
|
|
changed := false
|
|
// telesrv has no Stars economy: nothing was ever charged, so a deleted
|
|
// scheduled post is simply dropped (Refunded is the closest existing
|
|
// terminal state, reused here so downstream event handling stays uniform)
|
|
// and a published post is Completed immediately -- there is no settlement
|
|
// window and no refund path to run.
|
|
if row.state == domain.SuggestedPostStateScheduled && original.Deleted {
|
|
row.state, result.State, changed = domain.SuggestedPostStateRefunded, domain.SuggestedPostStateRefunded, true
|
|
}
|
|
if row.state == domain.SuggestedPostStateScheduled && row.scheduleDate <= now {
|
|
published, err := s.publishSuggestedPostTx(ctx, tx, parent, original, row.actorID, now)
|
|
if err != nil {
|
|
return result, false, err
|
|
}
|
|
result.Published = &published
|
|
row.publishedMessageID = published.Message.ID
|
|
row.state = domain.SuggestedPostStateCompleted
|
|
result.State = row.state
|
|
changed = true
|
|
}
|
|
if !changed {
|
|
if err := tx.Commit(ctx); err != nil {
|
|
return result, false, err
|
|
}
|
|
committed = true
|
|
return result, false, nil
|
|
}
|
|
if err := upsertSuggestedPostApprovalTx(ctx, tx, row, now); err != nil {
|
|
return result, false, err
|
|
}
|
|
if err := tx.Commit(ctx); err != nil {
|
|
return result, false, err
|
|
}
|
|
committed = true
|
|
result.Monoforum, err = getChannelByID(ctx, s.db, row.monoforumID)
|
|
if err != nil {
|
|
return result, true, fmt.Errorf("reload lifecycle monoforum after commit: %w", err)
|
|
}
|
|
result.Parent, err = getChannelByID(ctx, s.db, row.parentID)
|
|
if err != nil {
|
|
return result, true, fmt.Errorf("reload lifecycle parent after commit: %w", err)
|
|
}
|
|
return result, true, nil
|
|
}
|
|
|
|
func (r persistedSuggestedPostApproval) savedPeer() domain.Peer {
|
|
return domain.Peer{Type: domain.PeerTypeUser, ID: r.payerID}
|
|
}
|
|
|
|
|