CREATE TABLE inbox_items (
	id TEXT PRIMARY KEY,
	project_id TEXT NOT NULL REFERENCES projects(id),
	task_id TEXT NOT NULL REFERENCES tasks(id),
	agent_session_id TEXT NOT NULL REFERENCES agent_sessions(id),
	thread_id TEXT NOT NULL,
	kind TEXT NOT NULL,
	priority INTEGER NOT NULL,
	blocking INTEGER NOT NULL,
	payload TEXT NOT NULL,
	state TEXT NOT NULL,
	snoozed_until TEXT,
	created_at TEXT NOT NULL,
	resolved_by TEXT REFERENCES users(login),
	resolved_at TEXT
);

CREATE INDEX inbox_items_open ON inbox_items(state, priority, created_at);
CREATE INDEX inbox_items_session ON inbox_items(agent_session_id, state);

CREATE TABLE inbox_responses (
	id TEXT PRIMARY KEY,
	item_id TEXT NOT NULL REFERENCES inbox_items(id),
	user_login TEXT NOT NULL REFERENCES users(login),
	type TEXT NOT NULL,
	option TEXT,
	text TEXT,
	attachments TEXT NOT NULL,
	snooze_until TEXT,
	created_at TEXT NOT NULL,
	delivered_at TEXT
);

CREATE INDEX inbox_responses_item ON inbox_responses(item_id, created_at);