-- AlterTable
ALTER TABLE "Comment" ADD COLUMN     "likeCount" INTEGER NOT NULL DEFAULT 0;

-- CreateTable
CREATE TABLE "CommentLike" (
    "id" SERIAL NOT NULL,
    "commentId" INTEGER NOT NULL,
    "userId" INTEGER NOT NULL,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateIndex
CREATE INDEX "CommentLike_commentId_idx" ON "CommentLike"("commentId");

-- CreateIndex
CREATE INDEX "CommentLike_userId_idx" ON "CommentLike"("userId");

-- CreateIndex
CREATE UNIQUE INDEX "CommentLike_commentId_userId_key" ON "CommentLike"("commentId", "userId");

-- AddForeignKey
ALTER TABLE "CommentLike" ADD CONSTRAINT "CommentLike_commentId_fkey" FOREIGN KEY ("commentId") REFERENCES "Comment"("id") ON DELETE CASCADE ON UPDATE CASCADE;

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