CREATE TABLE "Household" (
    "id" TEXT NOT NULL,
    "name" TEXT NOT NULL,
    "createdByUserId" TEXT NOT NULL,
    "metadata" JSONB NOT NULL DEFAULT '{}',
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

CREATE TABLE "HouseholdMember" (
    "id" TEXT NOT NULL,
    "householdId" TEXT NOT NULL,
    "userId" TEXT NOT NULL,
    "role" TEXT NOT NULL DEFAULT 'member',
    "status" TEXT NOT NULL DEFAULT 'active',
    "joinedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

CREATE INDEX "Household_createdByUserId_createdAt_idx" ON "Household"("createdByUserId", "createdAt");
CREATE UNIQUE INDEX "HouseholdMember_householdId_userId_key" ON "HouseholdMember"("householdId", "userId");
CREATE INDEX "HouseholdMember_userId_status_idx" ON "HouseholdMember"("userId", "status");
CREATE INDEX "HouseholdMember_householdId_role_idx" ON "HouseholdMember"("householdId", "role");

ALTER TABLE "Household" ADD CONSTRAINT "Household_createdByUserId_fkey" FOREIGN KEY ("createdByUserId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "HouseholdMember" ADD CONSTRAINT "HouseholdMember_householdId_fkey" FOREIGN KEY ("householdId") REFERENCES "Household"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "HouseholdMember" ADD CONSTRAINT "HouseholdMember_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;