fix stdin parsing

README.md

@@ -1249,14 +1249,12 @@ _See code: [@oclif/plugin-update](https://github.com/oclif/plugin-update/blob/v1
 
 ## Templates
 
-The queries parsed by the analytics:fetch command are actually [Handlebar templates](https://handlebarsjs.com/).
-This allows some level of scripting, which aids in automation workflows that use the CLI. There are a
-number of date related helpers available to use in the template, which provide a means to configure query
-windows using relative dates. At some point, this behavior may be available in the API. For now, this
-is a feature of the CLI.
+There are a number of date related helpers supported in the API available to use in analytic queries
+(the `analytics` commands), which provide a means to configure query windows using relative dates.
 
 _Functions Available as Helpers:_
 
+-   `maxDateAvailable`
 -   `yesterday`
 -   `startOfMonth`
 -   `startOfLastMonth`
@@ -1273,8 +1271,7 @@ _Functions Available as Helpers:_
 -   `startOfNMonthsAgo(n)`
 -   `endOfNMonthsAgo(n)`
 
-To call one of the functions that takes a parameter, exclude the parenthesis. e.g. `{{nDaysAgo n}}`. More information
-on helpers can be found [here](https://handlebarsjs.com/guide/expressions.html#helpers).
+To call one of the functions that takes a parameter, exclude the parenthesis. e.g. `{{nDaysAgo n}}`.
 
 _Example Usage:_
 

package.json

@@ -24,7 +24,6 @@
         "cli-ux": "^6.0.9",
         "csv": "6.0.4",
         "fast-csv": "^4.3.6",
-        "handlebars": "^4.7.7",
         "inquirer": "^7.3.3",
         "listr": "^0.14.3",
         "lodash": "^4.17.21",

src/utils.ts

@@ -4,10 +4,8 @@ import {
     capitalize as _capitalize,
     join as _join,
     map as _map,
-    each as _each,
 } from 'lodash';
 
-import * as Handlebars from 'handlebars';
 import moment = require('moment');
 
 const DATE_FMT = 'YYYY-MM-DD';
@@ -80,21 +78,12 @@ export const dateUtils = {
     },
 };
 
-_each(dateUtils, (val: (params?: any) => string, key: string) => {
-    Handlebars.registerHelper(key, val);
-});
-
 export function verifyDateRange(startDateStr: string, endDateStr: string) {
     return moment(startDateStr, DATE_FMT)
         .startOf('day')
         .isBefore(moment(endDateStr, DATE_FMT).endOf('day'));
 }
 
-export function parseTemplate(data: string, ctx?: any): string {
-    const template = Handlebars.compile(data);
-    return template(ctx);
-}
-
 export async function parseStdin(): Promise<any> {
     return new Promise((resolve) => {
         const rl = readline.createInterface(process.stdin);
@@ -103,7 +92,7 @@ export async function parseStdin(): Promise<any> {
             data += l;
         });
         rl.on('close', () => {
-            resolve(JSON.parse(parseTemplate(data)));
+            resolve(JSON.parse(data));
         });
     });
 }