feat: add file upload workflow

This commit is contained in:
yml
2026-05-22 18:50:32 +08:00
parent 6f915b37d3
commit 236518ade4
22 changed files with 819 additions and 117 deletions
+9
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@@ -0,0 +1,9 @@
package file
type UploadDTO struct {
ObjectKey string `json:"object_key"`
URL string `json:"url"`
Filename string `json:"filename"`
ContentType string `json:"content_type"`
Size int64 `json:"size"`
}
+86
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@@ -0,0 +1,86 @@
package file
import (
"errors"
"net/http"
"strings"
"hfb_sys/backend/pkg/response"
"github.com/gin-gonic/gin"
)
type Handler struct {
service *Service
storage *Storage
}
func NewHandler(service *Service, storage *Storage) *Handler {
return &Handler{service: service, storage: storage}
}
func (h *Handler) Upload(c *gin.Context) {
header, err := c.FormFile("file")
if err != nil {
response.BadRequest(c, "请选择要上传的文件")
return
}
reader, err := header.Open()
if err != nil {
response.BadRequest(c, "文件读取失败")
return
}
defer func() {
_ = reader.Close()
}()
item, err := h.service.Upload(uploadRequest{
Context: c.Request.Context(),
Scene: c.PostForm("scene"),
Header: header,
Reader: reader,
ContentType: header.Header.Get("Content-Type"),
})
if err != nil {
writeFileError(c, err)
return
}
response.Created(c, item)
}
func (h *Handler) Object(c *gin.Context) {
if h.storage == nil {
response.ServiceUnavailable(c, "文件存储未连接")
return
}
key := strings.TrimSpace(c.Query("key"))
if key == "" || strings.Contains(key, "..") {
response.BadRequest(c, "文件 key 不正确")
return
}
object, err := h.storage.Get(c.Request.Context(), key)
if err != nil {
response.Error(c, http.StatusNotFound, "not_found", "文件不存在或暂不可访问")
return
}
defer func() {
_ = object.Reader.Close()
}()
contentType := object.ContentType
if contentType == "" {
contentType = "application/octet-stream"
}
c.Header("Content-Type", contentType)
c.Header("Cache-Control", "private, max-age=300")
c.DataFromReader(http.StatusOK, object.Size, contentType, object.Reader, nil)
}
func writeFileError(c *gin.Context, err error) {
switch {
case errors.Is(err, ErrDependencyUnavailable):
response.ServiceUnavailable(c, "文件存储未连接")
case errors.Is(err, ErrInvalidFile):
response.BadRequest(c, "文件不符合规则,仅支持 10MB 内的 JPG、PNG、WebP 或 PDF")
default:
response.Error(c, http.StatusInternalServerError, "internal_error", "文件服务暂时不可用")
}
}
+76
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@@ -0,0 +1,76 @@
package file
import (
"context"
"errors"
"mime/multipart"
"strings"
)
var (
ErrDependencyUnavailable = errors.New("dependency unavailable")
ErrInvalidFile = errors.New("invalid file")
)
const maxUploadSize = 10 * 1024 * 1024
var allowedContentTypes = map[string]bool{
"image/jpeg": true,
"image/png": true,
"image/webp": true,
"application/pdf": true,
}
type Service struct {
storage *Storage
}
func NewService(storage *Storage) *Service {
return &Service{storage: storage}
}
func (s *Service) Upload(req uploadRequest) (*UploadDTO, error) {
if s.storage == nil {
return nil, ErrDependencyUnavailable
}
if req.Header == nil || req.Reader == nil || req.Header.Size <= 0 || req.Header.Size > maxUploadSize {
return nil, ErrInvalidFile
}
contentType := req.ContentType
if contentType == "" {
contentType = req.Header.Header.Get("Content-Type")
}
if !allowedContentTypes[contentType] {
return nil, ErrInvalidFile
}
scene := normalizeScene(req.Scene)
key, err := s.storage.Put(req.Context, scene, req.Header, req.Reader, contentType)
if err != nil {
return nil, err
}
return &UploadDTO{
ObjectKey: key,
URL: "/api/files/object?key=" + key,
Filename: req.Header.Filename,
ContentType: contentType,
Size: req.Header.Size,
}, nil
}
func normalizeScene(scene string) string {
scene = strings.TrimSpace(strings.ToLower(scene))
switch scene {
case "listing", "handoff", "dispute", "realname", "avatar":
return scene
default:
return "misc"
}
}
type uploadRequest struct {
Context context.Context
Scene string
Header *multipart.FileHeader
Reader multipart.File
ContentType string
}
+122
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@@ -0,0 +1,122 @@
package file
import (
"context"
"crypto/rand"
"encoding/hex"
"fmt"
"io"
"mime/multipart"
"net/url"
"path"
"strings"
"time"
"hfb_sys/backend/internal/config"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
)
type Storage struct {
client *minio.Client
bucket string
}
type Object struct {
Reader io.ReadCloser
ContentType string
Size int64
}
func NewStorage(cfg config.StorageConfig) (*Storage, error) {
endpoint, secure, err := normalizeEndpoint(cfg.Endpoint)
if err != nil {
return nil, err
}
client, err := minio.New(endpoint, &minio.Options{
Creds: credentials.NewStaticV4(cfg.AccessKeyID, cfg.SecretAccessKey, ""),
Secure: secure,
})
if err != nil {
return nil, err
}
storage := &Storage{client: client, bucket: cfg.Bucket}
if err := storage.ensureBucket(context.Background()); err != nil {
return nil, err
}
return storage, nil
}
func (s *Storage) Put(ctx context.Context, scene string, header *multipart.FileHeader, reader io.Reader, contentType string) (string, error) {
key, err := newObjectKey(scene, header.Filename)
if err != nil {
return "", err
}
_, err = s.client.PutObject(ctx, s.bucket, key, reader, header.Size, minio.PutObjectOptions{
ContentType: contentType,
UserMetadata: map[string]string{
"original-filename": header.Filename,
},
})
if err != nil {
return "", err
}
return key, nil
}
func (s *Storage) Get(ctx context.Context, key string) (*Object, error) {
object, err := s.client.GetObject(ctx, s.bucket, key, minio.GetObjectOptions{})
if err != nil {
return nil, err
}
info, err := object.Stat()
if err != nil {
_ = object.Close()
return nil, err
}
return &Object{
Reader: object,
ContentType: info.ContentType,
Size: info.Size,
}, nil
}
func (s *Storage) ensureBucket(ctx context.Context) error {
exists, err := s.client.BucketExists(ctx, s.bucket)
if err != nil {
errResp := minio.ToErrorResponse(err)
if errResp.Code != "NoSuchBucket" && !strings.Contains(strings.ToLower(err.Error()), "bucket does not exist") {
return err
}
}
if exists {
return nil
}
return s.client.MakeBucket(ctx, s.bucket, minio.MakeBucketOptions{})
}
func normalizeEndpoint(raw string) (string, bool, error) {
parsed, err := url.Parse(raw)
if err != nil {
return "", false, err
}
if parsed.Scheme == "" {
return raw, false, nil
}
return parsed.Host, parsed.Scheme == "https", nil
}
func newObjectKey(scene string, filename string) (string, error) {
if scene == "" {
scene = "misc"
}
scene = strings.ToLower(scene)
now := time.Now()
token := make([]byte, 12)
if _, err := rand.Read(token); err != nil {
return "", err
}
ext := strings.ToLower(path.Ext(filename))
return fmt.Sprintf("%s/%04d/%02d/%02d/%s%s", scene, now.Year(), now.Month(), now.Day(), hex.EncodeToString(token), ext), nil
}
+38 -36
View File
@@ -3,45 +3,47 @@ package listing
import "time"
type ListingDTO struct {
ID uint64 `json:"id"`
AccountID uint64 `json:"account_id"`
OwnerID uint64 `json:"owner_id"`
OwnerPhone string `json:"owner_phone,omitempty"`
OwnerNickname string `json:"owner_nickname,omitempty"`
Title string `json:"title"`
Description string `json:"description"`
GameName string `json:"game_name"`
ServerRegion string `json:"server_region"`
LoginPlatform string `json:"login_platform"`
RankLevel string `json:"rank_level"`
HafCoinAmount int64 `json:"haf_coin_amount"`
PriceHourly float64 `json:"price_hourly"`
PriceDaily float64 `json:"price_daily"`
PriceWeekly float64 `json:"price_weekly"`
DepositAmount float64 `json:"deposit_amount"`
MinRentHours int `json:"min_rent_hours"`
MaxRentHours int `json:"max_rent_hours"`
Status string `json:"status"`
ReviewStatus string `json:"review_status"`
ReviewReason string `json:"review_reason"`
PublishedAt *time.Time `json:"published_at"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
ID uint64 `json:"id"`
AccountID uint64 `json:"account_id"`
OwnerID uint64 `json:"owner_id"`
OwnerPhone string `json:"owner_phone,omitempty"`
OwnerNickname string `json:"owner_nickname,omitempty"`
Title string `json:"title"`
Description string `json:"description"`
GameName string `json:"game_name"`
ServerRegion string `json:"server_region"`
LoginPlatform string `json:"login_platform"`
RankLevel string `json:"rank_level"`
HafCoinAmount int64 `json:"haf_coin_amount"`
ScreenshotURLS []string `json:"screenshot_urls"`
PriceHourly float64 `json:"price_hourly"`
PriceDaily float64 `json:"price_daily"`
PriceWeekly float64 `json:"price_weekly"`
DepositAmount float64 `json:"deposit_amount"`
MinRentHours int `json:"min_rent_hours"`
MaxRentHours int `json:"max_rent_hours"`
Status string `json:"status"`
ReviewStatus string `json:"review_status"`
ReviewReason string `json:"review_reason"`
PublishedAt *time.Time `json:"published_at"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
}
type CreateRequest struct {
Title string `json:"title" binding:"required"`
Description string `json:"description"`
ServerRegion string `json:"server_region" binding:"required"`
LoginPlatform string `json:"login_platform" binding:"required"`
RankLevel string `json:"rank_level"`
HafCoinAmount int64 `json:"haf_coin_amount"`
PriceHourly float64 `json:"price_hourly" binding:"required"`
PriceDaily float64 `json:"price_daily"`
PriceWeekly float64 `json:"price_weekly"`
DepositAmount float64 `json:"deposit_amount" binding:"required"`
MinRentHours int `json:"min_rent_hours" binding:"required"`
MaxRentHours int `json:"max_rent_hours" binding:"required"`
Title string `json:"title" binding:"required"`
Description string `json:"description"`
ServerRegion string `json:"server_region" binding:"required"`
LoginPlatform string `json:"login_platform" binding:"required"`
RankLevel string `json:"rank_level"`
HafCoinAmount int64 `json:"haf_coin_amount"`
ScreenshotURLS []string `json:"screenshot_urls"`
PriceHourly float64 `json:"price_hourly" binding:"required"`
PriceDaily float64 `json:"price_daily"`
PriceWeekly float64 `json:"price_weekly"`
DepositAmount float64 `json:"deposit_amount" binding:"required"`
MinRentHours int `json:"min_rent_hours" binding:"required"`
MaxRentHours int `json:"max_rent_hours" binding:"required"`
}
type UpdateRequest = CreateRequest
+114 -65
View File
@@ -3,6 +3,7 @@ package listing
import (
"encoding/json"
"errors"
"strings"
"time"
"hfb_sys/backend/internal/model"
@@ -24,16 +25,21 @@ func NewRepository(db *gorm.DB) *Repository {
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,
Status: "draft",
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
@@ -76,6 +82,11 @@ func (r *Repository) Update(ownerID uint64, listingID uint64, req UpdateRequest)
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
}
@@ -386,7 +397,7 @@ func (r *Repository) findDTO(where string, args ...any) (*ListingDTO, error) {
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, COALESCE(u.phone, '') AS owner_phone, COALESCE(u.nickname, '') AS owner_nickname`).
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")
}
@@ -405,15 +416,16 @@ func (r *Repository) findForReviewUpdate(tx *gorm.DB, listingID uint64) (*model.
type listingRow struct {
model.RentalListing
Title string
OwnerPhone string
OwnerNickname string
Description string
GameName string
ServerRegion string
LoginPlatform string
RankLevel string
HafCoinAmount int64
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 {
@@ -426,60 +438,97 @@ func rowsToDTO(rows []listingRow) []ListingDTO {
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,
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,
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,
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,
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 {