This commit is contained in:
toom1996
2026-09-02 21:51:35 +08:00
parent 2562fc4aaa
commit 1fd9c48f58
22 changed files with 908 additions and 30 deletions

View File

@ -0,0 +1,79 @@
package service
import (
"context"
"time"
"fashionapi/internal/dto"
"fashionapi/internal/model"
"fashionapi/internal/repository"
)
// HistoryService 浏览历史业务接口。所有方法均要求调用方已通过中间件解析出 userID。
type HistoryService interface {
// Record 记录一次浏览:点开某篇文章详情时上报其对外编码串 id(upsert:同文章刷新时间)。
Record(ctx context.Context, userID uint32, req dto.HistoryAdd) error
// ListPaged 分页取当前用户历史(服务端分页)。
ListPaged(ctx context.Context, userID uint32, page, perPage int) ([]dto.HistoryItem, int64, error)
// Remove 删除某条历史。
Remove(ctx context.Context, userID uint32, targetUID string) error
// Clear 清空当前用户全部历史。
Clear(ctx context.Context, userID uint32) error
}
type historyService struct {
hist repository.HistoryRepository
}
// NewHistoryService 创建浏览历史服务。
func NewHistoryService(hist repository.HistoryRepository) HistoryService {
return &historyService{hist: hist}
}
func (s *historyService) Record(ctx context.Context, userID uint32, req dto.HistoryAdd) error {
if req.TargetUID == "" {
return badRequest("target_uid required")
}
row := &model.History{
UserID: userID,
TargetUID: req.TargetUID,
ViewedAt: uint32(time.Now().Unix()),
}
if err := s.hist.Upsert(ctx, row); err != nil {
return internalErr(err.Error())
}
return nil
}
func (s *historyService) ListPaged(ctx context.Context, userID uint32, page, perPage int) ([]dto.HistoryItem, int64, error) {
rows, err := s.hist.ListPaged(ctx, userID, page, perPage)
if err != nil {
return nil, 0, internalErr(err.Error())
}
total, err := s.hist.CountByUser(ctx, userID)
if err != nil {
return nil, 0, internalErr(err.Error())
}
out := make([]dto.HistoryItem, 0, len(rows))
for _, r := range rows {
out = append(out, dto.HistoryItem{ID: r.TargetUID, ViewedAt: r.ViewedAt})
}
return out, total, nil
}
func (s *historyService) Remove(ctx context.Context, userID uint32, targetUID string) error {
if targetUID == "" {
return badRequest("target_uid required")
}
if err := s.hist.Remove(ctx, userID, targetUID); err != nil {
return internalErr(err.Error())
}
return nil
}
func (s *historyService) Clear(ctx context.Context, userID uint32) error {
if err := s.hist.Clear(ctx, userID); err != nil {
return internalErr(err.Error())
}
return nil
}