feat: make analytics config file's path configurable (#1451)

Author: peter-rr

docs/metrics_collection.md

@@ -39,6 +39,11 @@ We are making use of [New Relic API](https://docs.newrelic.com/docs/apis/intro-a
 
 Metrics won't be collected in CI environments, or when the "CI" env variable is set up to "true".
 
+The analytics config file will be store by default at your home directory. In case you prefer to change the file path then you should set the `ASYNCAPI_METRICS_CONFIG_PATH` env var to any specific path value when running any command. For instance:
+````
+ASYNCAPI_METRICS_CONFIG_PATH=/tmp/.asyncapi-analytics asyncapi config analytics --status
+````
+
 ## How to disable tracking
 To disable tracking, please run the following command:  
 `asyncapi config analytics --disable`

src/base.ts

@@ -98,7 +98,7 @@ export default abstract class extends Command {
 
   async recorderFromEnv(prefix: string): Promise<Recorder> {
     let sink: Sink = new DiscardSink();
-    const analyticsConfigFile = join(homedir(), '.asyncapi-analytics');
+    const analyticsConfigFile = process.env.ASYNCAPI_METRICS_CONFIG_PATH || join(homedir(), '.asyncapi-analytics');
 
     if (!existsSync(analyticsConfigFile)) {
       await writeFile(analyticsConfigFile, JSON.stringify({ analyticsEnabled: 'true', infoMessageShown: 'false', userID: uuidv4()}), { encoding: 'utf8' });

src/commands/config/analytics.ts

@@ -18,7 +18,7 @@ export default class Analytics extends Command {
 
   async run() {
     const { flags } = await this.parse(Analytics);
-    const analyticsConfigFile = join(homedir(), '.asyncapi-analytics');
+    const analyticsConfigFile = process.env.ASYNCAPI_METRICS_CONFIG_PATH || join(homedir(), '.asyncapi-analytics');
 
     try {
       const analyticsConfigFileContent = JSON.parse(await readFile(resolve(analyticsConfigFile), { encoding: 'utf8' }));
@@ -45,7 +45,7 @@ export default class Analytics extends Command {
     } catch (e: any) {
       switch (e.code) {
       case 'ENOENT':
-        this.error(`Unable to access the analytics configuration file. We tried to access the ".asyncapi-analytics" file in your user's home directory ("${homedir()}") but the file could not be found.`);
+        this.error(`Unable to access the analytics configuration file. We tried to access the ".asyncapi-analytics" file in in the path "${analyticsConfigFile}" but the file could not be found.`);
         break;
       case 'EEXIST':
         this.error(`Unable to update the analytics configuration file. We tried to update your ".asyncapi-analytics" file in the path "${analyticsConfigFile}" but the file does not exist.`);