// GC implements g (garbage collecting) command.
func GC(gcType GcType, gcDir GcDir, param int, env *environments.Environment) {
listFunction := env.GetTracesFileInfos
fileNameFunction := env.GetTraceFileName
if gcDir == GcBookmarksDir {
listFunction = env.GetBookmarksFileInfos
fileNameFunction = env.GetBookmarkFileName
}
fileInfos, err := listFunction()
if err != nil {
utils.Logger.Panic("Cannot fetch the list of trace filenames")
}
infoSorter := fileInfoSorter{content: fileInfos}
sort.Sort(infoSorter)
switch gcType {
case GcKeepLatest:
fileInfos = infoSorter.Tail(param)
case GcOlderThan:
timestamp := time.Now().Unix() - secondsInDay*int64(param)
fileInfos = infoSorter.YoungerThan(timestamp)
default:
fileInfos = infoSorter.content
}
for _, info := range fileInfos {
utils.RemoveWithLogging(fileNameFunction(info.Name()))
}
}
// RemoveBookmarks removes the list of bookmarks from the storage.
func RemoveBookmarks(bookmarks []string, env *environments.Environment) {
for _, bookmark := range bookmarks {
utils.RemoveWithLogging(env.GetBookmarkFileName(bookmark))
}
}