From a6b9a24527823e8f3c3991ee96458a4ab7934ebf Mon Sep 17 00:00:00 2001
From: Daniel Baak <daniel.baak@gmail.com>
Date: Sat, 21 Oct 2023 20:22:19 +0200
Subject: [PATCH] add support for timestamp csv import

---
 public/menu.js         |  2 +-
 src/edlFormats.js      |  9 ++++++++-
 src/edlFormats.test.js | 22 +++++++++++++++++++++-
 3 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/public/menu.js b/public/menu.js
index fc94fc7a..5c2c5f6b 100644
--- a/public/menu.js
+++ b/public/menu.js
@@ -53,7 +53,7 @@ module.exports = ({ app, mainWindow, newVersion, isStoreBuild }) => {
           label: esc(t('Import project')),
           submenu: [
             {
-              label: esc(t('Times in seconds (CSV)')),
+              label: esc(t('Times in seconds / Timestamps (CSV)')),
               click() {
                 mainWindow.webContents.send('importEdlFile', 'csv');
               },
diff --git a/src/edlFormats.js b/src/edlFormats.js
index 33266f3a..4d2946c1 100644
--- a/src/edlFormats.js
+++ b/src/edlFormats.js
@@ -26,7 +26,14 @@ export async function parseCsv(csvStr, processTime = (t) => t) {
 
   function parseTimeVal(str) {
     if (str === '') return undefined;
-    const parsed = parseFloat(str, 10);
+    let timestampMatch = str.match(/^(\d{1,2}):(\d{1,2}):(\d{1,2})(?:\.(\d{1,3}))?$/);
+    let parsed = undefined;
+    if (timestampMatch && timestampMatch.length === 5) {
+      let [, h, m, s, ms] = timestampMatch;
+      parsed = parseInt(h, 10) * 60 + parseInt(m, 10) * 60 + parseInt(s, 10) + parseInt(ms, 10) / 1000;
+    } else {
+      parsed = parseFloat(str, 10);
+    }
     return processTime(parsed);
   }
   const mapped = rows
diff --git a/src/edlFormats.test.js b/src/edlFormats.test.js
index 88dcb402..d8bbb67c 100644
--- a/src/edlFormats.test.js
+++ b/src/edlFormats.test.js
@@ -4,7 +4,7 @@ import { fileURLToPath } from 'url';
 import { it, describe, expect } from 'vitest';
 
 
-import { parseYouTube, formatYouTube, parseMplayerEdl, parseXmeml, parseFcpXml, parseCsv, getTimeFromFrameNum, formatCsvFrames, getFrameCountRaw, parsePbf, parseDvAnalyzerSummaryTxt } from './edlFormats';
+import { parseYouTube, formatYouTube, parseMplayerEdl, parseXmeml, parseFcpXml, parseCsv, getTimeFromFrameNum, formatCsvFrames, formatCsvHuman, getFrameCountRaw, parsePbf, parseDvAnalyzerSummaryTxt } from './edlFormats';
 
 // eslint-disable-next-line no-underscore-dangle
 const __dirname = dirname(fileURLToPath(import.meta.url));
@@ -211,6 +211,26 @@ it('parses csv with frames', async () => {
   expect(formatted).toEqual(csvFramesStr);
 });
 
+const csvTimestampStr = `\
+00:01:54.612,00:03:09.053,A
+00:05:00.448,00:07:56.194,B
+00:09:27.075,00:11:44.264,C
+`;
+
+it('parses csv with timestamps', async () => {
+  const fps = 30;
+  const parsed = await parseCsv(csvTimestampStr);
+
+  expect(parsed).toEqual([
+    { end: 189.053, name: 'A', start: 114.612},
+    { end: 476.194, name: 'B', start: 300.448},
+    { end: 704.264, name: 'C', start: 567.075},
+  ]);
+
+  const formatted = await formatCsvHuman(parsed);
+  expect(formatted).toEqual(csvTimestampStr);
+});
+
 it('parses pbf', async () => {
   expect(parsePbf(await readFixture('test1.pbf', null))).toMatchSnapshot();
   expect(parsePbf(await readFixture('test2.pbf', null))).toMatchSnapshot();