Files
hfb_sys/backend/internal/modules/listing/repository.go
T
2026-05-22 18:50:32 +08:00

553 lines
15 KiB
Go

package listing
import (
"encoding/json"
"errors"
"strings"
"time"
"hfb_sys/backend/internal/model"
"hfb_sys/backend/internal/modules/notification"
"gorm.io/datatypes"
"gorm.io/gorm"
"gorm.io/gorm/clause"
)
type Repository struct {
db *gorm.DB
}
func NewRepository(db *gorm.DB) *Repository {
return &Repository{db: db}
}
func (r *Repository) Create(ownerID uint64, req CreateRequest) (*ListingDTO, error) {
var dto *ListingDTO
err := r.db.Transaction(func(tx *gorm.DB) error {
screenshots, err := marshalScreenshots(req.ScreenshotURLS)
if err != nil {
return err
}
account := model.GameAccount{
OwnerID: ownerID,
GameName: "delta_force",
ServerRegion: req.ServerRegion,
LoginPlatform: req.LoginPlatform,
Title: req.Title,
Description: req.Description,
RankLevel: req.RankLevel,
HafCoinAmount: req.HafCoinAmount,
ScreenshotURLS: screenshots,
Status: "draft",
}
if err := tx.Create(&account).Error; err != nil {
return err
}
listing := model.RentalListing{
AccountID: account.ID,
OwnerID: ownerID,
PriceHourly: req.PriceHourly,
PriceDaily: req.PriceDaily,
PriceWeekly: req.PriceWeekly,
DepositAmount: req.DepositAmount,
MinRentHours: req.MinRentHours,
MaxRentHours: req.MaxRentHours,
Status: "draft",
ReviewStatus: "none",
}
if err := tx.Create(&listing).Error; err != nil {
return err
}
dto = toDTO(account, listing)
return nil
})
return dto, err
}
func (r *Repository) Update(ownerID uint64, listingID uint64, req UpdateRequest) (*ListingDTO, error) {
var dto *ListingDTO
err := r.db.Transaction(func(tx *gorm.DB) error {
listing, account, err := r.findOwnedForUpdate(tx, ownerID, listingID)
if err != nil {
return err
}
if listing.Status == "rented" {
return ErrListingLocked
}
account.Title = req.Title
account.Description = req.Description
account.ServerRegion = req.ServerRegion
account.LoginPlatform = req.LoginPlatform
account.RankLevel = req.RankLevel
account.HafCoinAmount = req.HafCoinAmount
screenshots, err := marshalScreenshots(req.ScreenshotURLS)
if err != nil {
return err
}
account.ScreenshotURLS = screenshots
if err := tx.Save(account).Error; err != nil {
return err
}
listing.PriceHourly = req.PriceHourly
listing.PriceDaily = req.PriceDaily
listing.PriceWeekly = req.PriceWeekly
listing.DepositAmount = req.DepositAmount
listing.MinRentHours = req.MinRentHours
listing.MaxRentHours = req.MaxRentHours
listing.Status = "draft"
listing.ReviewStatus = "none"
listing.ReviewReason = ""
listing.PublishedAt = nil
if err := tx.Save(listing).Error; err != nil {
return err
}
dto = toDTO(*account, *listing)
return nil
})
return dto, err
}
func (r *Repository) SubmitReview(ownerID uint64, listingID uint64) (*ListingDTO, error) {
var dto *ListingDTO
err := r.db.Transaction(func(tx *gorm.DB) error {
listing, account, err := r.findOwnedForUpdate(tx, ownerID, listingID)
if err != nil {
return err
}
if listing.Status == "rented" {
return ErrListingLocked
}
listing.Status = "draft"
listing.ReviewStatus = "pending"
listing.ReviewReason = ""
listing.PublishedAt = nil
account.Status = "draft"
if err := tx.Save(account).Error; err != nil {
return err
}
if err := tx.Save(listing).Error; err != nil {
return err
}
dto = toDTO(*account, *listing)
return nil
})
return dto, err
}
func (r *Repository) ListPendingReview() ([]ListingDTO, error) {
var rows []listingRow
err := r.baseQuery().
Where("l.review_status = ?", "pending").
Order("l.updated_at ASC, l.id ASC").
Limit(200).
Scan(&rows).Error
if err != nil {
return nil, err
}
return rowsToDTO(rows), nil
}
func (r *Repository) ListAdmin(query AdminListQuery) ([]ListingDTO, error) {
limit := query.Limit
if limit <= 0 || limit > 500 {
limit = 200
}
db := r.baseQuery()
if query.OwnerID > 0 {
db = db.Where("l.owner_id = ?", query.OwnerID)
}
if query.Status != "" {
db = db.Where("l.status = ?", query.Status)
}
if query.ReviewStatus != "" {
db = db.Where("l.review_status = ?", query.ReviewStatus)
}
var rows []listingRow
err := db.Order("l.id DESC").Limit(limit).Scan(&rows).Error
if err != nil {
return nil, err
}
return rowsToDTO(rows), nil
}
func (r *Repository) FindAdmin(listingID uint64) (*ListingDTO, error) {
return r.findDTO("l.id = ?", listingID)
}
func (r *Repository) AdminOffline(adminID uint64, listingID uint64, req AdminActionRequest, meta AuditMeta) (*ListingDTO, error) {
return r.adminUpdateStatus(adminID, listingID, req, meta, "offline", "offline", "listing.admin_offline", "商品已被后台下架", "你的租号商品已被后台下架,请查看原因后处理。")
}
func (r *Repository) AdminMarkAbnormal(adminID uint64, listingID uint64, req AdminActionRequest, meta AuditMeta) (*ListingDTO, error) {
return r.adminUpdateStatus(adminID, listingID, req, meta, "abnormal", "abnormal", "listing.mark_abnormal", "商品已被标记异常", "你的租号商品已被后台标记异常,请联系客服处理。")
}
func (r *Repository) adminUpdateStatus(adminID uint64, listingID uint64, req AdminActionRequest, meta AuditMeta, listingStatus string, accountStatus string, action string, title string, content string) (*ListingDTO, error) {
var dto *ListingDTO
err := r.db.Transaction(func(tx *gorm.DB) error {
listing, account, err := r.findForReviewUpdate(tx, listingID)
if err != nil {
return err
}
if listing.Status == "rented" {
return ErrListingLocked
}
beforeListingStatus := listing.Status
beforeAccountStatus := account.Status
beforeReviewReason := listing.ReviewReason
listing.Status = listingStatus
listing.ReviewReason = req.Reason
if listingStatus != "published" {
listing.PublishedAt = nil
}
account.Status = accountStatus
if err := tx.Save(account).Error; err != nil {
return err
}
if err := tx.Save(listing).Error; err != nil {
return err
}
if err := notification.Append(tx, notification.Entry{
UserID: listing.OwnerID,
Type: "listing_admin",
Title: title,
Content: content,
BizType: "listing",
BizID: &listingID,
}); err != nil {
return err
}
if err := appendAuditLog(tx, adminID, action, "listing", listing.ID, meta, map[string]any{
"listing_id": listing.ID,
"account_id": account.ID,
"owner_id": listing.OwnerID,
"reason": req.Reason,
"before_listing_status": beforeListingStatus,
"after_listing_status": listing.Status,
"before_account_status": beforeAccountStatus,
"after_account_status": account.Status,
"before_review_reason": beforeReviewReason,
"after_review_reason": listing.ReviewReason,
}); err != nil {
return err
}
dto = toDTO(*account, *listing)
return nil
})
return dto, err
}
func (r *Repository) Approve(listingID uint64) (*ListingDTO, error) {
var dto *ListingDTO
err := r.db.Transaction(func(tx *gorm.DB) error {
listing, account, err := r.findForReviewUpdate(tx, listingID)
if err != nil {
return err
}
if listing.Status == "rented" {
return ErrListingLocked
}
now := time.Now()
listing.Status = "published"
listing.ReviewStatus = "approved"
listing.ReviewReason = ""
listing.PublishedAt = &now
account.Status = "published"
if err := tx.Save(account).Error; err != nil {
return err
}
if err := tx.Save(listing).Error; err != nil {
return err
}
listingID := listing.ID
if err := notification.Append(tx, notification.Entry{
UserID: listing.OwnerID,
Type: "listing_review",
Title: "发布审核通过",
Content: "你的租号发布已审核通过并上架。",
BizType: "listing",
BizID: &listingID,
}); err != nil {
return err
}
dto = toDTO(*account, *listing)
return nil
})
return dto, err
}
func (r *Repository) Reject(listingID uint64, req ReviewRequest) (*ListingDTO, error) {
var dto *ListingDTO
err := r.db.Transaction(func(tx *gorm.DB) error {
listing, account, err := r.findForReviewUpdate(tx, listingID)
if err != nil {
return err
}
if listing.Status == "rented" {
return ErrListingLocked
}
listing.Status = "draft"
listing.ReviewStatus = "rejected"
listing.ReviewReason = req.Reason
listing.PublishedAt = nil
account.Status = "draft"
if err := tx.Save(account).Error; err != nil {
return err
}
if err := tx.Save(listing).Error; err != nil {
return err
}
listingID := listing.ID
if err := notification.Append(tx, notification.Entry{
UserID: listing.OwnerID,
Type: "listing_review",
Title: "发布审核未通过",
Content: "你的租号发布未通过审核,请根据原因修改后重新提交。",
BizType: "listing",
BizID: &listingID,
}); err != nil {
return err
}
dto = toDTO(*account, *listing)
return nil
})
return dto, err
}
func (r *Repository) Offline(ownerID uint64, listingID uint64) error {
return r.db.Transaction(func(tx *gorm.DB) error {
listing, account, err := r.findOwnedForUpdate(tx, ownerID, listingID)
if err != nil {
return err
}
if listing.Status == "rented" {
return ErrListingLocked
}
listing.Status = "offline"
account.Status = "offline"
if err := tx.Save(account).Error; err != nil {
return err
}
return tx.Save(listing).Error
})
}
func (r *Repository) ListPublic() ([]ListingDTO, error) {
var rows []listingRow
err := r.baseQuery().
Where("l.status = ? AND l.review_status = ?", "published", "approved").
Order("l.published_at DESC, l.id DESC").
Limit(100).
Scan(&rows).Error
if err != nil {
return nil, err
}
return rowsToDTO(rows), nil
}
func (r *Repository) ListMine(ownerID uint64) ([]ListingDTO, error) {
var rows []listingRow
err := r.baseQuery().
Where("l.owner_id = ?", ownerID).
Order("l.id DESC").
Scan(&rows).Error
if err != nil {
return nil, err
}
return rowsToDTO(rows), nil
}
func (r *Repository) FindPublic(id uint64) (*ListingDTO, error) {
return r.findDTO("l.id = ? AND l.status = ? AND l.review_status = ?", id, "published", "approved")
}
func (r *Repository) FindMine(ownerID uint64, id uint64) (*ListingDTO, error) {
return r.findDTO("l.id = ? AND l.owner_id = ?", id, ownerID)
}
func (r *Repository) findOwnedForUpdate(tx *gorm.DB, ownerID uint64, listingID uint64) (*model.RentalListing, *model.GameAccount, error) {
var listing model.RentalListing
if err := tx.Where("id = ? AND owner_id = ?", listingID, ownerID).First(&listing).Error; err != nil {
return nil, nil, err
}
var account model.GameAccount
if err := tx.Where("id = ? AND owner_id = ?", listing.AccountID, ownerID).First(&account).Error; err != nil {
return nil, nil, err
}
return &listing, &account, nil
}
func (r *Repository) findDTO(where string, args ...any) (*ListingDTO, error) {
var row listingRow
err := r.baseQuery().
Where(where, args...).
First(&row).Error
if err != nil {
return nil, err
}
dto := row.toDTO()
return &dto, nil
}
func (r *Repository) baseQuery() *gorm.DB {
return r.db.Table("rental_listings AS l").
Select(`l.*, a.title, a.description, a.game_name, a.server_region, a.login_platform, a.rank_level,
a.haf_coin_amount, a.screenshot_urls, COALESCE(u.phone, '') AS owner_phone, COALESCE(u.nickname, '') AS owner_nickname`).
Joins("JOIN game_accounts AS a ON a.id = l.account_id").
Joins("LEFT JOIN users AS u ON u.id = l.owner_id")
}
func (r *Repository) findForReviewUpdate(tx *gorm.DB, listingID uint64) (*model.RentalListing, *model.GameAccount, error) {
var listing model.RentalListing
if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&listing, listingID).Error; err != nil {
return nil, nil, err
}
var account model.GameAccount
if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&account, listing.AccountID).Error; err != nil {
return nil, nil, err
}
return &listing, &account, nil
}
type listingRow struct {
model.RentalListing
Title string
OwnerPhone string
OwnerNickname string
Description string
GameName string
ServerRegion string
LoginPlatform string
RankLevel string
HafCoinAmount int64
ScreenshotURLS datatypes.JSON
}
func rowsToDTO(rows []listingRow) []ListingDTO {
items := make([]ListingDTO, 0, len(rows))
for _, row := range rows {
items = append(items, row.toDTO())
}
return items
}
func (row listingRow) toDTO() ListingDTO {
return ListingDTO{
ID: row.ID,
AccountID: row.AccountID,
OwnerID: row.OwnerID,
OwnerPhone: row.OwnerPhone,
OwnerNickname: row.OwnerNickname,
Title: row.Title,
Description: row.Description,
GameName: row.GameName,
ServerRegion: row.ServerRegion,
LoginPlatform: row.LoginPlatform,
RankLevel: row.RankLevel,
HafCoinAmount: row.HafCoinAmount,
ScreenshotURLS: decodeScreenshots(row.ScreenshotURLS),
PriceHourly: row.PriceHourly,
PriceDaily: row.PriceDaily,
PriceWeekly: row.PriceWeekly,
DepositAmount: row.DepositAmount,
MinRentHours: row.MinRentHours,
MaxRentHours: row.MaxRentHours,
Status: row.Status,
ReviewStatus: row.ReviewStatus,
ReviewReason: row.ReviewReason,
PublishedAt: row.PublishedAt,
CreatedAt: row.CreatedAt,
UpdatedAt: row.UpdatedAt,
}
}
func toDTO(account model.GameAccount, listing model.RentalListing) *ListingDTO {
return &ListingDTO{
ID: listing.ID,
AccountID: account.ID,
OwnerID: listing.OwnerID,
Title: account.Title,
Description: account.Description,
GameName: account.GameName,
ServerRegion: account.ServerRegion,
LoginPlatform: account.LoginPlatform,
RankLevel: account.RankLevel,
HafCoinAmount: account.HafCoinAmount,
ScreenshotURLS: decodeScreenshots(account.ScreenshotURLS),
PriceHourly: listing.PriceHourly,
PriceDaily: listing.PriceDaily,
PriceWeekly: listing.PriceWeekly,
DepositAmount: listing.DepositAmount,
MinRentHours: listing.MinRentHours,
MaxRentHours: listing.MaxRentHours,
Status: listing.Status,
ReviewStatus: listing.ReviewStatus,
ReviewReason: listing.ReviewReason,
PublishedAt: listing.PublishedAt,
CreatedAt: listing.CreatedAt,
UpdatedAt: listing.UpdatedAt,
}
}
func marshalScreenshots(urls []string) (datatypes.JSON, error) {
cleaned := make([]string, 0, len(urls))
seen := make(map[string]struct{}, len(urls))
for _, url := range urls {
url = strings.TrimSpace(url)
if url == "" {
continue
}
if _, ok := seen[url]; ok {
continue
}
seen[url] = struct{}{}
cleaned = append(cleaned, url)
if len(cleaned) >= 12 {
break
}
}
raw, err := json.Marshal(cleaned)
if err != nil {
return nil, err
}
return datatypes.JSON(raw), nil
}
func decodeScreenshots(raw datatypes.JSON) []string {
if len(raw) == 0 {
return []string{}
}
var urls []string
if err := json.Unmarshal(raw, &urls); err != nil {
return []string{}
}
return urls
}
func appendAuditLog(tx *gorm.DB, actorID uint64, action string, bizType string, bizID uint64, meta AuditMeta, detail map[string]any) error {
raw, err := json.Marshal(detail)
if err != nil {
return err
}
row := model.AuditLog{
ActorType: "admin",
ActorID: actorID,
Action: action,
BizType: bizType,
BizID: &bizID,
IP: meta.IP,
UserAgent: meta.UserAgent,
Detail: datatypes.JSON(raw),
}
return tx.Create(&row).Error
}
func IsNotFound(err error) bool {
return errors.Is(err, gorm.ErrRecordNotFound)
}