-- CreateTable
CREATE TABLE "conversation_archives" (
    "id" UUID NOT NULL,
    "workspace_id" UUID NOT NULL,
    "session_id" TEXT NOT NULL,
    "agent_id" TEXT NOT NULL,
    "messages" JSONB NOT NULL,
    "message_count" INTEGER NOT NULL,
    "summary" TEXT NOT NULL,
    "embedding" vector(1536),
    "started_at" TIMESTAMPTZ NOT NULL,
    "ended_at" TIMESTAMPTZ,
    "metadata" JSONB NOT NULL DEFAULT '{}',
    "created_at" TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMPTZ NOT NULL,

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

-- CreateIndex
CREATE UNIQUE INDEX "conversation_archives_workspace_id_session_id_key" ON "conversation_archives"("workspace_id", "session_id");

-- CreateIndex
CREATE INDEX "conversation_archives_workspace_id_idx" ON "conversation_archives"("workspace_id");

-- CreateIndex
CREATE INDEX "conversation_archives_agent_id_idx" ON "conversation_archives"("agent_id");

-- CreateIndex
CREATE INDEX "conversation_archives_started_at_idx" ON "conversation_archives"("started_at");

-- AddForeignKey
ALTER TABLE "conversation_archives" ADD CONSTRAINT "conversation_archives_workspace_id_fkey" FOREIGN KEY ("workspace_id") REFERENCES "workspaces"("id") ON DELETE CASCADE ON UPDATE CASCADE;