FIX: Allow headings to have the same label (#46)

Fixes an issue where multiple headings with the same value would remove
columns from displaying.

javascripts/discourse-table-builder/lib/utilities.js

@@ -2,26 +2,23 @@
 
 /**
  * Generate markdown table from an array of objects
+ * Inspired by https://github.com/Ygilany/array-to-table
  *
- * @see {@link https://github.com/Ygilany/array-to-table|GitHub}:
- *
- * @param  {Array} array    Array of objects
- * @param  {String} columns  Optional, table column names, otherwise taken from the keys of the first object
+ * @param  {Array} array       Array of objects
+ * @param  {Array} columns     Column headings
+ * @param  {String} colPrefix  Table column prefix
  *
  * @return {String} Markdown table
  */
-export function arrayToTable(array, columns) {
+export function arrayToTable(array, cols, colPrefix = "col") {
   var table = "";
 
-  // Generate column list
-  var cols = columns ? columns.split(",") : Object.keys(array[0]);
-
   // Generate table headers
   table += "|";
   table += cols.join(" | ");
   table += "|\r\n|";
 
-  // Generate table header seperator
+  // Generate table header separator
   table += cols
     .map(function () {
       return "---";
@@ -32,15 +29,17 @@ export function arrayToTable(array, columns) {
   // Generate table body
   array.forEach(function (item) {
     table += "|";
+
     table +=
       cols
-        .map(function (key) {
-          return String(item[key] || "");
+        .map(function (_key, index) {
+          return String(item[`${colPrefix}${index}`] || "");
         })
         .join(" | ") + "|\r\n";
   });
 
   // Return table
+  console.log(table);
   return table;
 }
 

javascripts/discourse/components/spreadsheet-editor.js

@@ -5,6 +5,7 @@ import {
   findTableRegex,
   tokenRange,
 } from "../discourse-table-builder/lib/utilities";
+
 import Component from "@glimmer/component";
 import { ajax } from "discourse/lib/ajax";
 import { popupAjaxError } from "discourse/lib/ajax-error";
@@ -12,6 +13,7 @@ import I18n from "I18n";
 import { schedule } from "@ember/runloop";
 import { tracked } from "@glimmer/tracking";
 import { localeMapping } from "../discourse-table-builder/lib/locale-mapping";
+
 export default class SpreadsheetEditor extends Component {
   @tracked showEditReason = false;
   @tracked loading = null;
@@ -244,10 +246,13 @@ export default class SpreadsheetEditor extends Component {
     data.forEach((row) => {
       const result = {};
 
-      headers.forEach((key, index) => (result[key] = row[index]));
+      headers.forEach((_key, index) => {
+        const columnKey = `col${index}`;
+        return (result[columnKey] = row[index]);
+      });
       table.push(result);
     });
 
-    return arrayToTable(table);
+    return arrayToTable(table, headers);
   }
 }