mirror of
https://github.com/krau/SaveAny-Bot.git
synced 2026-05-11 22:09:40 +08:00
90 lines
2.6 KiB
Go
90 lines
2.6 KiB
Go
package core
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import (
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"fmt"
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"io"
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"os"
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"path/filepath"
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"time"
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"github.com/celestix/gotgproto/ext"
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"github.com/duke-git/lancet/v2/fileutil"
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"github.com/gotd/td/tg"
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"github.com/krau/SaveAny-Bot/bot"
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"github.com/krau/SaveAny-Bot/config"
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"github.com/krau/SaveAny-Bot/logger"
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"github.com/krau/SaveAny-Bot/storage"
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"github.com/krau/SaveAny-Bot/types"
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)
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func processPendingTask(task *types.Task) error {
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logger.L.Debugf("Start processing task: %s", task.String())
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if task.FileName() == "" {
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task.File.FileName = fmt.Sprintf("%d_%d_%s", task.FileChatID, task.FileMessageID, task.File.Hash())
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}
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cacheDestPath := filepath.Join(config.Cfg.Temp.BasePath, task.FileName())
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cacheDestPath, err := filepath.Abs(cacheDestPath)
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if err != nil {
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return fmt.Errorf("处理路径失败: %w", err)
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}
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if err := fileutil.CreateDir(filepath.Dir(cacheDestPath)); err != nil {
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return fmt.Errorf("创建目录失败: %w", err)
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}
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if task.StoragePath == "" {
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task.StoragePath = task.File.FileName
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}
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taskStorage, err := storage.GetStorageByUserIDAndName(task.UserID, task.StorageName)
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if err != nil {
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return err
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}
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task.StoragePath = taskStorage.JoinStoragePath(*task)
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if task.File.FileSize == 0 {
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return processPhoto(task, taskStorage, cacheDestPath)
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}
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ctx, ok := task.Ctx.(*ext.Context)
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if !ok {
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return fmt.Errorf("context is not *ext.Context: %T", task.Ctx)
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}
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barTotalCount := calculateBarTotalCount(task.File.FileSize)
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text, entities := buildProgressMessageEntity(task, barTotalCount, 0, task.StartTime, 0)
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ctx.EditMessage(task.ReplyChatID, &tg.MessagesEditMessageRequest{
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Message: text,
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Entities: entities,
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ID: task.ReplyMessageID,
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})
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progressCallback := buildProgressCallback(ctx, task, barTotalCount)
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readCloser, err := NewTelegramReader(ctx, bot.Client, &task.File.Location,
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0, task.File.FileSize-1, task.File.FileSize,
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progressCallback, task.File.FileSize/100)
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if err != nil {
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return fmt.Errorf("创建下载失败: %w", err)
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}
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defer readCloser.Close()
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dest, err := os.Create(cacheDestPath)
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if err != nil {
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return fmt.Errorf("创建文件失败: %w", err)
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}
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defer dest.Close()
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task.StartTime = time.Now()
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if _, err := io.CopyN(dest, readCloser, task.File.FileSize); err != nil {
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return fmt.Errorf("下载文件失败: %w", err)
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}
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defer cleanCacheFile(cacheDestPath)
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fixTaskFileExt(task, cacheDestPath)
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logger.L.Infof("Downloaded file: %s", cacheDestPath)
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ctx.EditMessage(task.ReplyChatID, &tg.MessagesEditMessageRequest{
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Message: fmt.Sprintf("下载完成: %s\n正在转存文件...", task.FileName()),
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ID: task.ReplyMessageID,
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})
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return saveFileWithRetry(task, taskStorage, cacheDestPath)
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}
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