feat: support import files from storages to telegram (#183)

* feat: add import command and batch import functionality

- Implemented the `/import` command to allow users to import files from storage to Telegram.
- Added support for listing files in storage and filtering based on regex patterns.
- Created a batch import task to handle multiple file uploads concurrently.
- Introduced progress tracking for batch imports, providing real-time updates to users.
- Enhanced storage interfaces to support file listing and reading capabilities.
- Updated localization files for the new import command and its usage instructions.
- Added utility functions for file size formatting and speed calculation.
- Refactored Telegram storage handling to support reading from non-seekable streams.

* feat: add  i18n for import command

* feat: implement ListFiles and OpenFile methods for WebDAV and Alist storage

* Update common/i18n/locale/zh-Hans.yaml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update core/tasks/batchimport/progress.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update core/tasks/batchimport/execute.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update storage/alist/alist.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update common/i18n/locale/en.yaml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update pkg/storagetypes/fileinfo.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update common/i18n/locale/en.yaml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update core/tasks/batchimport/execute.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update storage/webdav/webdav.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update storage/telegram/telegram.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update core/tasks/batchimport/execute.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update storage/webdav/webdav.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* fix: missing progress stats i18n

* refactor: use strutil to parse args

* chore: update generated code files for consistency

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

common/i18n/locale/en.yaml

@@ -29,6 +29,7 @@ bot:
       /silent - Toggle silent mode
       /storage - Set default storage
       /save [custom filename] - Save file
+      /import <storage_name> <dir_path> [channel_id] [filter] - Import files from storage to Telegram
       /dir - Manage storage directories
       /rule - Manage rules
       /config - Modify configuration
@@ -52,6 +53,7 @@ bot:
       dl: "Download files from given links"
       aria2dl: "Download files using Aria2"
       ytdlp: "Download video/audio using yt-dlp"
+      import: "Import files from storage to Telegram"
       task: "Manage task queue"
       cancel: "Cancel task"
       watch: "Watch chats (UserBot)"
@@ -294,6 +296,20 @@ bot:
       info_urls_select_storage: "Found {{.Count}} links, please select storage"
       info_downloading: "Downloading via yt-dlp..."
       error_download_failed: "yt-dlp download failed: {{.Error}}"
+    import:
+      usage: "Usage: /import <storage_name> <dir_path> [target_chat_id] [filter]\n\nExamples:\n/import local1 /downloads\n/import MyAlist /media/photos -1001234567890\n/import MyLocal /backup \".*[.]mp4$\""
+      error_storage_not_found: "Storage '{{.StorageName}}' not found or access denied: {{.Error}}"
+      error_storage_not_listable: "Storage '{{.StorageName}}' does not support listing files"
+      error_storage_not_readable: "Storage '{{.StorageName}}' does not support reading files"
+      error_no_telegram_storage: "No Telegram storage found: {{.Error}}"
+      info_fetching_files: "Fetching file list..."
+      error_list_files_failed: "Failed to list files: {{.Error}}"
+      error_invalid_regex: "Invalid regular expression: {{.Error}}"
+      error_no_files_to_import: "No files to import in directory"
+      error_invalid_chat_id: "Invalid Chat ID: {{.Error}}"
+      error_no_target_chat_id: "No target channel ID specified and Telegram storage has no default chat_id configured"
+      error_add_task_failed: "Failed to add task: {{.Error}}"
+      info_task_added: "Added {{.Count}} files to import queue\nTotal size: {{.SizeMB}} MB\nTask ID: {{.TaskID}}"
     cancel:
       usage: "Usage: /cancel <task_id>"
       error_cancel_failed: "Failed to cancel task: {{.Error}}"
@@ -342,6 +358,20 @@ bot:
       ytdlp_done: "yt-dlp download completed and transferred ({{.Count}} files)\n"
       downloaded_prefix: "\nDownloaded: "
       current_speed_prefix: "\nCurrent speed: "
+      import_start_prefix: "Importing: "
+      import_progress_prefix: "Import progress: "
+      import_uploaded_prefix: "\nUploaded: "
+      import_speed_prefix: "\nSpeed: "
+      import_remaining_time_prefix: "\nRemaining time: "
+      import_processing_prefix: "\nProcessing:\n"
+      import_processing_more: "...and {{.Count}} more files\n"
+      import_failed_prefix: "Import failed\n"
+      import_success_prefix: "Import completed\n"
+      import_total_files_prefix: "\nTotal files: "
+      import_total_size_prefix: "\nTotal size: "
+      import_elapsed_time_prefix: "\nElapsed time: "
+      import_avg_speed_prefix: "\nAverage speed: "
+      import_failed_files_prefix: "\nFailed files: "
     syncpeers:
       start: "Starting to sync peers..."
       done: "Peer sync completed, total {{.Count}} chats synced"