-- AlterTable
ALTER TABLE "Cheque" ALTER COLUMN "paymentId" DROP NOT NULL;
ALTER TABLE "Cheque" ALTER COLUMN "invoiceId" DROP NOT NULL;
ALTER TABLE "Cheque" ADD COLUMN "amount" DECIMAL(18,2);
ALTER TABLE "Cheque" ADD COLUMN "currency" TEXT NOT NULL DEFAULT 'IRR';
ALTER TABLE "Cheque" ADD COLUMN "personId" TEXT;
ALTER TABLE "Cheque" ADD COLUMN "ownerId" TEXT;

UPDATE "Cheque" AS c
SET
  "amount" = p."amount",
  "currency" = p."currency"
FROM "Payment" AS p
WHERE c."paymentId" = p."id";

UPDATE "Cheque" AS c
SET
  "personId" = i."personId",
  "ownerId" = i."ownerId"
FROM "Invoice" AS i
WHERE c."invoiceId" = i."id";

UPDATE "Cheque" SET "amount" = 0 WHERE "amount" IS NULL;

ALTER TABLE "Cheque" ALTER COLUMN "amount" SET NOT NULL;

CREATE INDEX "Cheque_personId_idx" ON "Cheque"("personId");
CREATE INDEX "Cheque_ownerId_idx" ON "Cheque"("ownerId");

ALTER TABLE "Cheque" ADD CONSTRAINT "Cheque_personId_fkey" FOREIGN KEY ("personId") REFERENCES "Person"("id") ON DELETE SET NULL ON UPDATE CASCADE;
ALTER TABLE "Cheque" ADD CONSTRAINT "Cheque_ownerId_fkey" FOREIGN KEY ("ownerId") REFERENCES "User"("id") ON DELETE SET NULL ON UPDATE CASCADE;