alist/drivers/lark/util.go

67 lines
1.4 KiB
Go

package lark
import (
"context"
"github.com/Xhofe/go-cache"
larkdrive "github.com/larksuite/oapi-sdk-go/v3/service/drive/v1"
log "github.com/sirupsen/logrus"
"path"
"time"
)
const objTokenCacheDuration = 5 * time.Minute
const emptyFolderToken = "empty"
var objTokenCache = cache.NewMemCache[string]()
var exOpts = cache.WithEx[string](objTokenCacheDuration)
func (c *Lark) getObjToken(ctx context.Context, folderPath string) (string, bool) {
if token, ok := objTokenCache.Get(folderPath); ok {
return token, true
}
dir, name := path.Split(folderPath)
// strip the last slash of dir if it exists
if len(dir) > 0 && dir[len(dir)-1] == '/' {
dir = dir[:len(dir)-1]
}
if name == "" {
return c.rootFolderToken, true
}
var parentToken string
var found bool
parentToken, found = c.getObjToken(ctx, dir)
if !found {
return emptyFolderToken, false
}
req := larkdrive.NewListFileReqBuilder().FolderToken(parentToken).Build()
resp, err := c.client.Drive.File.ListByIterator(ctx, req)
if err != nil {
log.WithError(err).Error("failed to list files")
return emptyFolderToken, false
}
var file *larkdrive.File
for {
found, file, err = resp.Next()
if !found {
break
}
if err != nil {
log.WithError(err).Error("failed to get next file")
break
}
if *file.Name == name {
objTokenCache.Set(folderPath, *file.Token, exOpts)
return *file.Token, true
}
}
return emptyFolderToken, false
}