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refactor(core): restructure conversation, channel and message domains
- Rename chat module to conversation with flow-based architecture - Move channelidentities into channel/identities subpackage - Add channel/route for routing logic - Add message service with event hub - Add MCP providers: container, directory, schedule - Refactor Feishu/Telegram adapters with directory and stream support - Add platform management page and channel badges in web UI - Update database schema for conversations, messages and channel routes - Add @memoh/shared package for cross-package type definitions
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BBQ
@@ -36,13 +36,13 @@ CREATE TABLE IF NOT EXISTS users (
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CREATE TABLE IF NOT EXISTS channel_identities (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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user_id UUID REFERENCES users(id) ON DELETE SET NULL,
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channel TEXT NOT NULL,
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channel_type TEXT NOT NULL,
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channel_subject_id TEXT NOT NULL,
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display_name TEXT,
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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CONSTRAINT channel_identities_channel_subject_unique UNIQUE (channel, channel_subject_id)
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CONSTRAINT channel_identities_channel_type_subject_unique UNIQUE (channel_type, channel_subject_id)
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);
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CREATE INDEX IF NOT EXISTS idx_channel_identities_user_id ON channel_identities(user_id);
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@@ -51,11 +51,11 @@ CREATE INDEX IF NOT EXISTS idx_channel_identities_user_id ON channel_identities(
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CREATE TABLE IF NOT EXISTS user_channel_bindings (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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platform TEXT NOT NULL,
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channel_type TEXT NOT NULL,
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config JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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CONSTRAINT user_channel_bindings_unique UNIQUE (user_id, platform)
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CONSTRAINT user_channel_bindings_unique UNIQUE (user_id, channel_type)
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);
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CREATE INDEX IF NOT EXISTS idx_user_channel_bindings_user_id ON user_channel_bindings(user_id);
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@@ -108,6 +108,7 @@ CREATE TABLE IF NOT EXISTS bots (
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display_name TEXT,
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avatar_url TEXT,
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is_active BOOLEAN NOT NULL DEFAULT true,
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status TEXT NOT NULL DEFAULT 'ready',
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max_context_load_time INTEGER NOT NULL DEFAULT 1440,
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language TEXT NOT NULL DEFAULT 'auto',
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allow_guest BOOLEAN NOT NULL DEFAULT false,
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@@ -117,7 +118,8 @@ CREATE TABLE IF NOT EXISTS bots (
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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CONSTRAINT bots_type_check CHECK (type IN ('personal', 'public'))
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CONSTRAINT bots_type_check CHECK (type IN ('personal', 'public')),
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CONSTRAINT bots_status_check CHECK (status IN ('creating', 'ready', 'deleting'))
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);
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CREATE INDEX IF NOT EXISTS idx_bots_owner_user_id ON bots(owner_user_id);
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@@ -148,85 +150,7 @@ CREATE TABLE IF NOT EXISTS mcp_connections (
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CREATE INDEX IF NOT EXISTS idx_mcp_connections_bot_id ON mcp_connections(bot_id);
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-- chats: first-class conversation container
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CREATE TABLE IF NOT EXISTS chats (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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bot_id UUID NOT NULL REFERENCES bots(id) ON DELETE CASCADE,
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kind TEXT NOT NULL CHECK (kind IN ('direct', 'group', 'thread')),
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parent_chat_id UUID REFERENCES chats(id) ON DELETE CASCADE,
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title TEXT,
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created_by_user_id UUID REFERENCES users(id),
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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enable_chat_memory BOOLEAN NOT NULL DEFAULT true,
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enable_private_memory BOOLEAN NOT NULL DEFAULT true,
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enable_public_memory BOOLEAN NOT NULL DEFAULT false,
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model_id TEXT,
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settings_metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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CREATE INDEX IF NOT EXISTS idx_chats_bot_id ON chats(bot_id);
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CREATE INDEX IF NOT EXISTS idx_chats_parent ON chats(parent_chat_id);
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-- chat_participants: chat membership
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CREATE TABLE IF NOT EXISTS chat_participants (
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chat_id UUID NOT NULL REFERENCES chats(id) ON DELETE CASCADE,
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user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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role TEXT NOT NULL DEFAULT 'member' CHECK (role IN ('owner', 'admin', 'member')),
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joined_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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PRIMARY KEY (chat_id, user_id)
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);
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CREATE INDEX IF NOT EXISTS idx_chat_participants_user ON chat_participants(user_id);
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-- chat_messages: per-message storage (replaces history)
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CREATE TABLE IF NOT EXISTS chat_messages (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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chat_id UUID NOT NULL REFERENCES chats(id) ON DELETE CASCADE,
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bot_id UUID NOT NULL REFERENCES bots(id) ON DELETE CASCADE,
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route_id UUID,
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sender_channel_identity_id UUID REFERENCES channel_identities(id),
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sender_user_id UUID REFERENCES users(id),
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platform TEXT,
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external_message_id TEXT,
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role TEXT NOT NULL CHECK (role IN ('user', 'assistant', 'system', 'tool')),
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content JSONB NOT NULL,
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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-- Backfill newly introduced columns for existing deployments where chat_messages
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-- was created before route/platform traceability fields were added.
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ALTER TABLE IF EXISTS chat_messages
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ADD COLUMN IF NOT EXISTS route_id UUID;
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ALTER TABLE IF EXISTS chat_messages
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ADD COLUMN IF NOT EXISTS platform TEXT;
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ALTER TABLE IF EXISTS chat_messages
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ADD COLUMN IF NOT EXISTS external_message_id TEXT;
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CREATE INDEX IF NOT EXISTS idx_chat_messages_chat_created ON chat_messages(chat_id, created_at);
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CREATE INDEX IF NOT EXISTS idx_chat_messages_bot ON chat_messages(bot_id);
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CREATE INDEX IF NOT EXISTS idx_chat_messages_route ON chat_messages(route_id);
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CREATE INDEX IF NOT EXISTS idx_chat_messages_external_lookup
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ON chat_messages(platform, external_message_id);
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-- chat_channel_identity_presence: derived cache of channel identities observed in chats
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CREATE TABLE IF NOT EXISTS chat_channel_identity_presence (
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chat_id UUID NOT NULL REFERENCES chats(id) ON DELETE CASCADE,
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channel_identity_id UUID NOT NULL REFERENCES channel_identities(id) ON DELETE CASCADE,
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first_seen_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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last_seen_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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message_count BIGINT NOT NULL DEFAULT 1,
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PRIMARY KEY (chat_id, channel_identity_id)
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);
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CREATE INDEX IF NOT EXISTS idx_chat_channel_identity_presence_identity_last_seen
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ON chat_channel_identity_presence(channel_identity_id, last_seen_at DESC);
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CREATE INDEX IF NOT EXISTS idx_chat_channel_identity_presence_chat_last_seen
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ON chat_channel_identity_presence(chat_id, last_seen_at DESC);
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-- Bot history is bot-scoped (one history container per bot).
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CREATE TABLE IF NOT EXISTS bot_channel_configs (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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@@ -269,7 +193,7 @@ CREATE TABLE IF NOT EXISTS channel_identity_bind_codes (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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token TEXT NOT NULL,
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issued_by_user_id UUID NOT NULL REFERENCES users(id),
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platform TEXT,
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channel_type TEXT,
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expires_at TIMESTAMPTZ,
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used_at TIMESTAMPTZ,
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used_by_channel_identity_id UUID REFERENCES channel_identities(id),
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@@ -277,27 +201,48 @@ CREATE TABLE IF NOT EXISTS channel_identity_bind_codes (
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CONSTRAINT channel_identity_bind_codes_token_unique UNIQUE (token)
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);
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CREATE INDEX IF NOT EXISTS idx_channel_identity_bind_codes_platform ON channel_identity_bind_codes(platform);
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CREATE INDEX IF NOT EXISTS idx_channel_identity_bind_codes_channel_type ON channel_identity_bind_codes(channel_type);
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-- chat_routes: routing mapping (replaces channel_sessions)
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CREATE TABLE IF NOT EXISTS chat_routes (
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-- bot_channel_routes: route mapping for inbound channel threads to bot history.
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CREATE TABLE IF NOT EXISTS bot_channel_routes (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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chat_id UUID NOT NULL REFERENCES chats(id) ON DELETE CASCADE,
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bot_id UUID NOT NULL REFERENCES bots(id) ON DELETE CASCADE,
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platform TEXT NOT NULL,
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channel_type TEXT NOT NULL,
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channel_config_id UUID REFERENCES bot_channel_configs(id) ON DELETE SET NULL,
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conversation_id TEXT NOT NULL,
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thread_id TEXT,
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reply_target TEXT,
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external_conversation_id TEXT NOT NULL,
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external_thread_id TEXT,
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default_reply_target TEXT,
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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CREATE UNIQUE INDEX IF NOT EXISTS idx_chat_routes_unique
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ON chat_routes (bot_id, platform, conversation_id, COALESCE(thread_id, ''));
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CREATE INDEX IF NOT EXISTS idx_chat_routes_chat ON chat_routes(chat_id);
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CREATE INDEX IF NOT EXISTS idx_chat_routes_bot ON chat_routes(bot_id);
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CREATE UNIQUE INDEX IF NOT EXISTS idx_bot_channel_routes_unique
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ON bot_channel_routes (bot_id, channel_type, external_conversation_id, COALESCE(external_thread_id, ''));
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CREATE INDEX IF NOT EXISTS idx_bot_channel_routes_bot ON bot_channel_routes(bot_id);
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-- bot_history_messages: unified message history under bot scope.
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CREATE TABLE IF NOT EXISTS bot_history_messages (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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bot_id UUID NOT NULL REFERENCES bots(id) ON DELETE CASCADE,
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route_id UUID REFERENCES bot_channel_routes(id) ON DELETE SET NULL,
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sender_channel_identity_id UUID REFERENCES channel_identities(id),
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sender_account_user_id UUID REFERENCES users(id),
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channel_type TEXT,
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source_message_id TEXT,
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source_reply_to_message_id TEXT,
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role TEXT NOT NULL CHECK (role IN ('user', 'assistant', 'system', 'tool')),
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content JSONB NOT NULL,
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metadata JSONB NOT NULL DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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CREATE INDEX IF NOT EXISTS idx_bot_history_messages_bot_created ON bot_history_messages(bot_id, created_at);
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CREATE INDEX IF NOT EXISTS idx_bot_history_messages_route ON bot_history_messages(route_id);
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CREATE INDEX IF NOT EXISTS idx_bot_history_messages_source_lookup
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ON bot_history_messages(channel_type, source_message_id);
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CREATE INDEX IF NOT EXISTS idx_bot_history_messages_reply_lookup
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ON bot_history_messages(channel_type, source_reply_to_message_id);
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CREATE TABLE IF NOT EXISTS containers (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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