-- TON-denominated channel marketplace proceeds remain a telesrv-local ledger.
-- No wallet, chain node, smart contract, Fragment or external RPC is involved.
CREATE TABLE public.channel_ton_balances (
    channel_id bigint PRIMARY KEY,
    balance_nanoton bigint DEFAULT 0 NOT NULL,
    updated_at timestamp with time zone DEFAULT now() NOT NULL,
    CONSTRAINT channel_ton_balances_shape_check CHECK (channel_id>0 AND balance_nanoton>=0)
);

CREATE TABLE public.channel_ton_transactions (
    id bigint GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY,
    channel_id bigint NOT NULL,
    actor_user_id bigint NOT NULL,
    amount_nanoton bigint NOT NULL,
    reason text NOT NULL,
    peer_type text DEFAULT '' NOT NULL,
    peer_id bigint DEFAULT 0 NOT NULL,
    gift_id bigint,
    date integer NOT NULL,
    CONSTRAINT channel_ton_transactions_shape_check CHECK (
        channel_id>0 AND actor_user_id>0 AND amount_nanoton<>0 AND date>0 AND
        ((peer_type='' AND peer_id=0) OR (peer_type IN ('user','channel') AND peer_id>0)))
);
CREATE INDEX channel_ton_transactions_channel_idx
    ON public.channel_ton_transactions(channel_id,id DESC);