Finished implementing opt-in-telemetry function

packages/core/strapi/lib/commands/opt-in-telemetry.js

@@ -0,0 +1,102 @@
+'use strict';
+
+const { resolve } = require('path');
+const fse = require('fs-extra');
+const chalk = require('chalk');
+const fetch = require('node-fetch');
+const { v4: uuidv4 } = require('uuid');
+const machineID = require('../utils/machine-id');
+
+const readPackageJSON = async path => {
+  try {
+    const packageObj = await fse.readJson(path);
+    return packageObj;
+  } catch (err) {
+    console.error(`${chalk.red('Error')}: ${err.message}`);
+  }
+};
+
+const writePackageJSON = async (path, file, spacing) => {
+  try {
+    await fse.writeJson(path, file, { spaces: spacing });
+    return true;
+  } catch (err) {
+    console.error(`${chalk.red('Error')}: ${err.message}`);
+    return false;
+  }
+};
+
+const generateNewPackageJSON = packageObj => {
+  if (!packageObj.strapi) {
+    return {
+      ...packageObj,
+      strapi: {
+        uuid: uuidv4(),
+        telemetryDisabled: false,
+      },
+    };
+  } else {
+    return {
+      ...packageObj,
+      strapi: {
+        ...packageObj.strapi,
+        uuid: packageObj.strapi.uuid ? packageObj.strapi.uuid : uuidv4(),
+        telemetryDisabled: false,
+      },
+    };
+  }
+};
+
+const sendEvent = async uuid => {
+  try {
+    await fetch('https://analytics.strapi.io/track', {
+      method: 'POST',
+      body: JSON.stringify({
+        event: 'didOptInTelemetry',
+        uuid,
+        deviceId: machineID(),
+      }),
+      headers: { 'Content-Type': 'application/json' },
+    });
+  } catch (e) {
+    //...
+  }
+};
+
+module.exports = async function optInTelemetry() {
+  const packageJSONPath = resolve(process.cwd(), 'package.json');
+  const exists = await fse.pathExists(packageJSONPath);
+
+  if (!exists) {
+    console.log(`${chalk.yellow('Warning')}: could not find package.json`);
+    process.exit(0);
+  }
+
+  const packageObj = await readPackageJSON(packageJSONPath);
+
+  if (
+    packageObj.strapi &&
+    packageObj.strapi.uuid &&
+    packageObj.strapi.telemetryDisabled === false
+  ) {
+    console.log(`${chalk.yellow('Warning:')} telemetry is already enabled`);
+    process.exit(0);
+  }
+
+  const updatedPackageJSON = generateNewPackageJSON(packageObj);
+
+  const write = await writePackageJSON(packageJSONPath, updatedPackageJSON, 2);
+
+  if (!write) {
+    console.log(
+      `${chalk.yellow(
+        'Warning'
+      )}: There has been an error, please set "telemetryDisabled": false in the "strapi" object of your package.json manually.`
+    );
+    process.exit(0);
+  }
+
+  await sendEvent(updatedPackageJSON.strapi.uuid);
+  console.log(`${chalk.green('Successfully opted in to Strapi telemetry')}`);
+  process.exit(0);
+};