-- CreateTable
CREATE TABLE "activity_logs" (
    "id" SERIAL NOT NULL,
    "user_id" INTEGER,
    "username" VARCHAR(50),
    "ip_address" VARCHAR(45),
    "action" VARCHAR(50) NOT NULL,
    "category" VARCHAR(20) NOT NULL,
    "resource" VARCHAR(100),
    "method" VARCHAR(10),
    "path" VARCHAR(255),
    "metadata" JSONB,
    "success" BOOLEAN NOT NULL DEFAULT true,
    "error_message" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

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

-- CreateIndex
CREATE INDEX "activity_logs_user_id_created_at_idx" ON "activity_logs"("user_id", "created_at");

-- CreateIndex
CREATE INDEX "activity_logs_action_created_at_idx" ON "activity_logs"("action", "created_at");

-- CreateIndex
CREATE INDEX "activity_logs_category_created_at_idx" ON "activity_logs"("category", "created_at");

-- CreateIndex
CREATE INDEX "activity_logs_created_at_idx" ON "activity_logs"("created_at" DESC);

-- CreateIndex
CREATE INDEX "activity_logs_username_created_at_idx" ON "activity_logs"("username", "created_at");

-- AddForeignKey
ALTER TABLE "activity_logs" ADD CONSTRAINT "activity_logs_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE SET NULL ON UPDATE CASCADE;