stacker.news/prisma/migrations/20230915234627_lnaddr_pay_c.../migration.sql

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-- AlterTable
ALTER TABLE "Invoice" ADD COLUMN "comment" TEXT;
-- Add comment parameter to invoice creation
CREATE OR REPLACE FUNCTION create_invoice(hash TEXT, bolt11 TEXT, expires_at timestamp(3) without time zone,
msats_req BIGINT, user_id INTEGER, idesc TEXT, comment TEXT, inv_limit INTEGER, balance_limit_msats BIGINT)
RETURNS "Invoice"
LANGUAGE plpgsql
AS $$
DECLARE
invoice "Invoice";
inv_limit_reached BOOLEAN;
balance_limit_reached BOOLEAN;
inv_pending_msats BIGINT;
BEGIN
PERFORM ASSERT_SERIALIZED();
-- prevent too many pending invoices
SELECT inv_limit > 0 AND count(*) >= inv_limit, sum("msatsRequested") INTO inv_limit_reached, inv_pending_msats
FROM "Invoice"
WHERE "userId" = user_id AND "expiresAt" > now_utc() AND "confirmedAt" IS NULL AND cancelled = false;
IF inv_limit_reached THEN
RAISE EXCEPTION 'SN_INV_PENDING_LIMIT';
END IF;
-- prevent pending invoices + msats from exceeding the limit
SELECT balance_limit_msats > 0 AND inv_pending_msats+msats_req+msats > balance_limit_msats INTO balance_limit_reached
FROM users
WHERE id = user_id;
IF balance_limit_reached THEN
RAISE EXCEPTION 'SN_INV_EXCEED_BALANCE';
END IF;
-- we good, proceed frens
INSERT INTO "Invoice" (hash, bolt11, "expiresAt", "msatsRequested", "userId", created_at, updated_at, "desc", comment)
VALUES (hash, bolt11, expires_at, msats_req, user_id, now_utc(), now_utc(), idesc, comment) RETURNING * INTO invoice;
INSERT INTO pgboss.job (name, data, retrylimit, retrybackoff, startafter)
VALUES ('checkInvoice', jsonb_build_object('hash', hash), 21, true, now() + interval '10 seconds');
RETURN invoice;
END;
$$;
-- make sure old function is gone
DROP FUNCTION IF EXISTS create_invoice(hash TEXT, bolt11 TEXT, expires_at timestamp(3) without time zone,
msats_req BIGINT, user_id INTEGER, idesc TEXT, inv_limit INTEGER, balance_limit_msats BIGINT);