CREATE TABLE IF NOT EXISTS room_resource_events (
    sequence BIGINT GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY,
    event_id TEXT NOT NULL UNIQUE,
    scope_type SMALLINT NOT NULL,
    room_id BIGINT,
    user_id BIGINT,
    aggregate_type TEXT NOT NULL,
    aggregate_id TEXT NOT NULL,
    resource_type TEXT NOT NULL,
    resource_id TEXT NOT NULL,
    event_type TEXT NOT NULL,
    event_version BIGINT NOT NULL DEFAULT 1,
    aggregate_version BIGINT,
    actor_user_id BIGINT,
    payload JSONB,
    summary JSONB NOT NULL,
    occurred_at TIMESTAMPTZ NOT NULL,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    CHECK (event_version >= 1),
    CHECK (jsonb_typeof(summary) = 'object'),
    CHECK (payload IS NULL OR jsonb_typeof(payload) = 'object')
);

CREATE INDEX IF NOT EXISTS idx_room_resource_events_room_sequence
    ON room_resource_events(room_id, sequence)
    WHERE room_id IS NOT NULL;

CREATE INDEX IF NOT EXISTS idx_room_resource_events_room_resource_sequence
    ON room_resource_events(room_id, resource_type, sequence)
    WHERE room_id IS NOT NULL;

CREATE INDEX IF NOT EXISTS idx_room_resource_events_user_sequence
    ON room_resource_events(user_id, sequence)
    WHERE user_id IS NOT NULL;

CREATE INDEX IF NOT EXISTS idx_room_resource_events_aggregate_sequence
    ON room_resource_events(aggregate_type, aggregate_id, sequence);

CREATE INDEX IF NOT EXISTS idx_room_resource_events_resource_sequence
    ON room_resource_events(resource_type, resource_id, sequence);

CREATE INDEX IF NOT EXISTS idx_room_resource_events_created_at
    ON room_resource_events(created_at, sequence);