From 7863e4ff4d7ff3c70050afe316890100ac68df52 Mon Sep 17 00:00:00 2001
From: Luc Patiny <luc@patiny.com>
Date: Wed, 28 Aug 2024 15:41:22 +0200
Subject: [PATCH] feat: keep meta information from netcdf

---
 src/Chromatogram.js                   | 8 ++++----
 src/__tests__/chromatoToJcamp.test.js | 3 ++-
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/Chromatogram.js b/src/Chromatogram.js
index 655ee09..d22ceab 100644
--- a/src/Chromatogram.js
+++ b/src/Chromatogram.js
@@ -19,7 +19,8 @@ import { getMzVsTimesMatrix } from './util/getMzVsTimesMatrix';
 import { integrate } from './util/integrate';
 
 export class Chromatogram {
-  constructor(times, series) {
+  constructor(times, series, options = {}) {
+    this.meta = options.meta || {};
     this.series = {};
     this.times = [];
     if (!isAnyArray(times)) {
@@ -237,9 +238,8 @@ export class Chromatogram {
 }
 
 export function fromJSON(json) {
-  let series = json.series;
-  let times = json.times;
-  let chromatogram = new Chromatogram(times);
+  const { series, times, meta = {} } = json;
+  let chromatogram = new Chromatogram(times, undefined, { meta });
 
   if (Array.isArray(series)) {
     for (let i = 0; i < series.length; i++) {
diff --git a/src/__tests__/chromatoToJcamp.test.js b/src/__tests__/chromatoToJcamp.test.js
index db5353d..1580dfd 100644
--- a/src/__tests__/chromatoToJcamp.test.js
+++ b/src/__tests__/chromatoToJcamp.test.js
@@ -34,6 +34,7 @@ test('chromatoToJcamp', () => {
       title: 'Total ion chromatogram',
       dataType: 'Chromatogram',
     },
+    meta: chromatogram.meta,
   });
-  expect(jcamp.split(/\n/)).toHaveLength(4529);
+  expect(jcamp.split(/\n/)).toHaveLength(4558);
 });