-- CreateTable
CREATE TABLE "DeviceToken" (
    "id" TEXT NOT NULL,
    "token" TEXT NOT NULL,
    "platform" TEXT NOT NULL,
    "userId" TEXT,
    "guestAccountId" TEXT,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "lastSeenAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

    CONSTRAINT "DeviceToken_pkey" PRIMARY KEY ("id")
);

-- CreateIndex
CREATE UNIQUE INDEX "DeviceToken_token_key" ON "DeviceToken"("token");

-- AddForeignKey
ALTER TABLE "DeviceToken" ADD CONSTRAINT "DeviceToken_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "DeviceToken" ADD CONSTRAINT "DeviceToken_guestAccountId_fkey" FOREIGN KEY ("guestAccountId") REFERENCES "GuestAccount"("id") ON DELETE CASCADE ON UPDATE CASCADE;