import fs from "fs/promises";
import path from "path";
import { updateSamplingConfig } from "../../config/index.js";
/**
* Updates sampling setting in config and persists to .env file
*/
export const updateSampling = async (enabled: boolean): Promise<void> => {
const envPath = path.join(process.cwd(), ".env");
try {
let envContents = "";
const envExists = await fs
.access(envPath)
.then(() => true)
.catch(() => false);
if (envExists) {
envContents = await fs.readFile(envPath, "utf-8");
if (envContents.includes("SAMPLING=")) {
envContents = envContents.replace(/SAMPLING=.*/, `SAMPLING=${enabled}`);
} else {
envContents += `\nSAMPLING=${enabled}\n`;
}
} else {
envContents = `SAMPLING=${enabled}\n`;
}
await fs.writeFile(envPath, envContents);
// Update runtime config
updateSamplingConfig(enabled);
} catch (error) {
const errorMessage =
error instanceof Error ? error.message : "Unknown error";
throw new Error(`Failed to update sampling: ${errorMessage}`);
}
};
