49 lines
2.0 KiB
MySQL
49 lines
2.0 KiB
MySQL
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-- AlterTable
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ALTER TABLE "Invoice" ADD COLUMN "lud18Data" JSONB;
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-- Add lud18 data parameter to invoice creation
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CREATE OR REPLACE FUNCTION create_invoice(hash TEXT, bolt11 TEXT, expires_at timestamp(3) without time zone,
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msats_req BIGINT, user_id INTEGER, idesc TEXT, comment TEXT, lud18_data JSONB, inv_limit INTEGER, balance_limit_msats BIGINT)
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RETURNS "Invoice"
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LANGUAGE plpgsql
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AS $$
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DECLARE
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invoice "Invoice";
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inv_limit_reached BOOLEAN;
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balance_limit_reached BOOLEAN;
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inv_pending_msats BIGINT;
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BEGIN
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PERFORM ASSERT_SERIALIZED();
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-- prevent too many pending invoices
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SELECT inv_limit > 0 AND count(*) >= inv_limit, sum("msatsRequested") INTO inv_limit_reached, inv_pending_msats
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FROM "Invoice"
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WHERE "userId" = user_id AND "expiresAt" > now_utc() AND "confirmedAt" IS NULL AND cancelled = false;
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IF inv_limit_reached THEN
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RAISE EXCEPTION 'SN_INV_PENDING_LIMIT';
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END IF;
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-- prevent pending invoices + msats from exceeding the limit
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SELECT balance_limit_msats > 0 AND inv_pending_msats+msats_req+msats > balance_limit_msats INTO balance_limit_reached
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FROM users
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WHERE id = user_id;
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IF balance_limit_reached THEN
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RAISE EXCEPTION 'SN_INV_EXCEED_BALANCE';
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END IF;
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-- we good, proceed frens
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INSERT INTO "Invoice" (hash, bolt11, "expiresAt", "msatsRequested", "userId", created_at, updated_at, "desc", comment, "lud18Data")
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VALUES (hash, bolt11, expires_at, msats_req, user_id, now_utc(), now_utc(), idesc, comment, lud18_data) RETURNING * INTO invoice;
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INSERT INTO pgboss.job (name, data, retrylimit, retrybackoff, startafter)
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VALUES ('checkInvoice', jsonb_build_object('hash', hash), 21, true, now() + interval '10 seconds');
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RETURN invoice;
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END;
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$$;
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-- make sure old function is gone
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DROP FUNCTION IF EXISTS create_invoice(hash TEXT, bolt11 TEXT, expires_at timestamp(3) without time zone,
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msats_req BIGINT, user_id INTEGER, idesc TEXT, comment TEXT, inv_limit INTEGER, balance_limit_msats BIGINT);
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