jackyu66gitandCursor
56f661748a
Admin POST/PUT 复用 admin.cms.write；C 端 GET /home/feed-slots；首页无 active 槽隐藏推荐区、失败回退展示；无新 migration。 Co-authored-by: Cursor <cursoragent@cursor.com>
82 lines
2.5 KiB
Go
82 lines
2.5 KiB
Go
package admin
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import (
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"context"
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"encoding/json"
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"errors"
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"regexp"
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"strings"
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"unicode/utf8"
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"github.com/google/uuid"
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"github.com/jackc/pgx/v5"
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"github.com/yuxingu/digital-psychology/apps/api/internal/repository"
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)
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var (
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ErrInvalidFeedSlot = errors.New("invalid feed slot")
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ErrFeedSlotConflict = errors.New("feed slot code conflict")
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slotCodeRe = regexp.MustCompile(`^[a-z][a-z0-9_]{1,62}$`)
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slotKeyRe = regexp.MustCompile(`^[a-z][a-z0-9_.]{1,62}$`)
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)
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// FeedSlotWriteBody is JSON for create/update.
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type FeedSlotWriteBody struct {
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Code string `json:"code"`
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Title string `json:"title"`
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SlotKey string `json:"slot_key"`
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Placement string `json:"placement"`
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Active bool `json:"active"`
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}
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// CreateFeedSlot validates, inserts, audits.
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func (s *Service) CreateFeedSlot(ctx context.Context, adminID uuid.UUID, body FeedSlotWriteBody) (*repository.FeedSlotRow, error) {
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in, err := normalizeFeedSlotWrite(body)
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if err != nil {
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return nil, err
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}
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meta, _ := json.Marshal(map[string]any{"code": in.Code, "active": in.Active})
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row, err := s.Repo.CreateFeedSlotWithAudit(ctx, adminID, in, meta)
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if repository.FeedSlotCodeConflict(err) {
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return nil, ErrFeedSlotConflict
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}
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return row, err
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}
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// UpdateFeedSlot validates, updates, audits.
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func (s *Service) UpdateFeedSlot(ctx context.Context, adminID, id uuid.UUID, body FeedSlotWriteBody) (*repository.FeedSlotRow, error) {
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in, err := normalizeFeedSlotWrite(body)
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if err != nil {
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return nil, err
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}
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meta, _ := json.Marshal(map[string]any{"code": in.Code, "active": in.Active})
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row, err := s.Repo.UpdateFeedSlotWithAudit(ctx, adminID, id, in, meta)
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if errors.Is(err, pgx.ErrNoRows) {
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return nil, ErrFeedSlotNotFound
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}
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if repository.FeedSlotCodeConflict(err) {
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return nil, ErrFeedSlotConflict
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}
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return row, err
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}
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func normalizeFeedSlotWrite(body FeedSlotWriteBody) (repository.FeedSlotWriteInput, error) {
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code := strings.TrimSpace(body.Code)
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title := strings.TrimSpace(body.Title)
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slotKey := strings.TrimSpace(body.SlotKey)
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placement := strings.TrimSpace(body.Placement)
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if !slotCodeRe.MatchString(code) || !slotKeyRe.MatchString(slotKey) {
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return repository.FeedSlotWriteInput{}, ErrInvalidFeedSlot
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}
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if title == "" || utf8.RuneCountInString(title) > 128 {
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return repository.FeedSlotWriteInput{}, ErrInvalidFeedSlot
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}
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if _, ok := bannerPlacements[placement]; !ok {
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return repository.FeedSlotWriteInput{}, ErrInvalidFeedSlot
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}
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return repository.FeedSlotWriteInput{
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Code: code, Title: title, SlotKey: slotKey, Placement: placement, Active: body.Active,
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}, nil
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}
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