ALTER TABLE pieces ADD COLUMN output_title TEXT NOT NULL DEFAULT '';
ALTER TABLE piece_usages ADD COLUMN output_title_snapshot TEXT NOT NULL DEFAULT '';

CREATE TABLE piece_templates (
	id TEXT PRIMARY KEY,
	name TEXT NOT NULL UNIQUE,
	description TEXT NOT NULL DEFAULT '',
	snapshot_json TEXT NOT NULL CHECK (json_valid(snapshot_json)),
	revision INTEGER NOT NULL DEFAULT 1 CHECK (revision >= 1),
	created_at_utc TEXT NOT NULL,
	updated_at_utc TEXT NOT NULL
);

INSERT INTO piece_templates (
	id, name, description, snapshot_json, revision, created_at_utc, updated_at_utc
) VALUES
	(
		'talk', 'Gespräch',
		'Leitfragen, Recherche und eine klare Überleitung.',
		'{"title":"Unbenanntes Gespräch","formatId":"format-talk","moderationNotes":"## Leitfragen\n\n- ","categoryIds":["cat-jc"]}',
		1, '2026-10-23T00:00:00.000Z', '2026-10-23T00:00:00.000Z'
	),
	(
		'find', 'Reaction / Fundstück',
		'Quelle, Einordnung und präsentierbare Kernaussage.',
		'{"title":"Neues Fundstück","formatId":"format-find","presentationText":"## Kernaussage\n\n","categoryIds":["cat-reaction"]}',
		1, '2026-10-23T00:00:00.000Z', '2026-10-23T00:00:00.000Z'
	),
	(
		'interaction', 'Interaktion',
		'Quiz, Publikumsfrage oder kleines Spiel.',
		'{"title":"Neue Interaktion","formatId":"format-quiz","moderationNotes":"## Ablauf\n\n1. ","categoryIds":["cat-game"]}',
		1, '2026-10-23T00:00:00.000Z', '2026-10-23T00:00:00.000Z'
	);

CREATE TABLE planning_commands (
	show_id TEXT NOT NULL REFERENCES shows(id) ON DELETE CASCADE,
	command_id TEXT NOT NULL,
	piece_id TEXT NOT NULL REFERENCES pieces(id) ON DELETE CASCADE,
	usage_id TEXT NOT NULL REFERENCES piece_usages(id) ON DELETE CASCADE,
	result_revision INTEGER NOT NULL CHECK (result_revision >= 1),
	created_at_utc TEXT NOT NULL,
	PRIMARY KEY (show_id, command_id)
);

CREATE TABLE presentation_channels (
	id TEXT PRIMARY KEY,
	name TEXT NOT NULL,
	access_key TEXT NOT NULL,
	key_hash TEXT NOT NULL UNIQUE,
	show_id TEXT REFERENCES shows(id) ON DELETE SET NULL,
	revision INTEGER NOT NULL DEFAULT 0 CHECK (revision >= 0),
	created_at_utc TEXT NOT NULL,
	updated_at_utc TEXT NOT NULL
);

UPDATE presentation_access_tokens
SET revoked_at_utc = COALESCE(revoked_at_utc, '2026-10-23T00:00:00.000Z');