Types: Chat & Dialog

Chat item

Primary builder:

• backend/tg_client/dialogs/domain/channel.py
• backend/tg_client/dialogs/domain/channel_metadata_components.py

Used by:

• get_chats
• get_recently_opened_chats
• some chat-setting flows that return updated items

Shape summary:

• chat
• id, title, username
• type.kind, type.raw, type.is_channel, type.is_forum
• avatar
• counters
• settings
• positions
• membership
• message (last message block)
• preview
• topic (if forum context exists)

Dialog stream

open_dialog is not a single result object. It is a multi-event stream that may contain:

• dialog_access
• pinned_message
• forum_topics
• message
• dialog_empty
• pagination_setup
• dialog_end
• dialog_error

Chat profile

Primary builder:

• backend/tg_client/dialogs/domain/chat_profile.py

Result contains:

• chat
• supergroup / basic_group
• photo
• usernames
• notification_settings
• available_reactions
• member_status
• sender metadata when available

Folder and chat-list mutation results

Folder/list mutation commands mostly return service-built objects or raw TDLib-like ok payloads enriched with identifiers such as:

• chat_folder_id
• chat_id
• items
• items_count
• folder/shareable link metadata

For exact payload families see:

• chat_list_normalizer.py
• chat_settings_normalizer.py
• chat_item_normalizer.py