Implement disable header

Author: NiklasMerz

action.yml

@@ -13,7 +13,7 @@ inputs:
     default: '29'
     required: false
   disable-header:
-    description: 'Set to true for appending to CSV files and if no header is necessary'
+    description: 'Set to true for CSV files with no header line. Can be useful for appending.'
     default: 'false'
     required: false
 runs:

index.js

@@ -4,7 +4,7 @@ const core = require('@actions/core');
 const token =  process.env.NETLIFY_TOKEN || core.getInput('netlify-token', {required: true});
 const siteId =  process.env.NETLIFY_SITE_ID || core.getInput('netlify-site-id', {required: true});
 const days = process.env.DAYS || core.getInput('days');
-const header = process.env.DISABLEHEADER === "true" || core.getInput('disable-header') === "true";
+const disableHeader = process.env.DISABLEHEADER === "true" || core.getInput('disable-header') === "true";
 
 const startDate = new Date();
 startDate.setUTCHours(0);
@@ -74,14 +74,22 @@ function writeToCSV(data, metric) {
     let header = [];
     try {
         if (data[0] instanceof Array) {
-            header = [
-                { id: 'date', title: 'date' },
-                { id: 'timestamp', title: 'timestamp' },
-                { id: 'value', title: 'count' },
-            ];
+            if (disableHeader) {
+                header = ['date', 'timestamp', 'value'];
+            } else {
+                header = [
+                    { id: 'date', title: 'date' },
+                    { id: 'timestamp', title: 'timestamp' },
+                    { id: 'value', title: 'count' },
+                ];
+            }
         } else {
             for (const key in data[0]) {
-                header.push({ id: key, title: key });
+                if (disableHeader) {
+                    header.push(key);
+                } else {
+                    header.push({ id: key, title: key });
+                }
             }
         }
     } catch (e) {