-- PlannedTab: match customers case-insensitively
ALTER TABLE "PlannedTab" ADD COLUMN "customerNameKey" TEXT;

UPDATE "PlannedTab" SET "customerNameKey" = lower(trim(regexp_replace("customerName", '\s+', ' ', 'g')));

-- Names that only differ in case or spacing keep the oldest row as the match; later ones get a unique key
UPDATE "PlannedTab" p SET "customerNameKey" = p."customerNameKey" || '#' || p."id"
WHERE EXISTS (
    SELECT 1 FROM "PlannedTab" o
    WHERE o."venueId" = p."venueId"
      AND o."customerNameKey" = p."customerNameKey"
      AND (o."createdAt", o."id") < (p."createdAt", p."id")
);

ALTER TABLE "PlannedTab" ALTER COLUMN "customerNameKey" SET NOT NULL;

DROP INDEX "PlannedTab_venueId_customerName_key";

CREATE UNIQUE INDEX "PlannedTab_venueId_customerNameKey_key" ON "PlannedTab"("venueId", "customerNameKey");

-- RemoteCommand: keep who the tab belonged to, the tab itself disappears once closed
ALTER TABLE "RemoteCommand" ADD COLUMN "customerName" TEXT,
ADD COLUMN "amountInCents" INTEGER;

UPDATE "RemoteCommand" c SET "customerName" = s."customerName", "amountInCents" = s."totalInCents"
FROM "OpenTabSnapshot" s
WHERE s."deviceId" = c."deviceId" AND s."tabId" = c."targetTabId";