From dfdfe6778a22b4642a6cd9d84c8895adbf12d42f Mon Sep 17 00:00:00 2001
From: Shiba <44804845+DeepDoge@users.noreply.github.com>
Date: Sat, 11 Dec 2021 21:38:47 +0000
Subject: [PATCH] Added CSV support for subscribtion converter

---
 src/common/yt.ts       | 15 ++++++++++++++-
 src/tools/YTtoLBRY.tsx |  8 +++++---
 2 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/src/common/yt.ts b/src/common/yt.ts
index c72565b..1e2f08d 100644
--- a/src/common/yt.ts
+++ b/src/common/yt.ts
@@ -57,7 +57,7 @@ export const ytService = {
    */
   readOpml(opmlContents: string): string[] {
     const opml = new DOMParser().parseFromString(opmlContents, 'application/xml');
-
+    opmlContents = ''
     return Array.from(opml.querySelectorAll('outline > outline'))
       .map(outline => outline.getAttribute('xmlUrl'))
       .filter((url): url is string => !!url)
@@ -73,9 +73,22 @@ export const ytService = {
    */
   readJson(jsonContents: string): string[] {
     const subscriptions: YtSubscription[] = JSON.parse(jsonContents);
+    jsonContents = ''
     return subscriptions.map(sub => sub.snippet.resourceId.channelId);
   },
 
+  /**
+   * Reads an array of YT channel IDs from the YT subscriptions CSV file
+   *
+   * @param csvContent a CSV file as a string
+   * @returns the channel IDs
+   */
+  readCsv(csvContent: string): string[] {
+    const rows = csvContent.split('\n')
+    csvContent = ''
+    return rows.map((row) => row.substr(0, row.indexOf(',')))
+  },
+
   /**
    * Extracts the channelID from a YT URL.
    *
diff --git a/src/tools/YTtoLBRY.tsx b/src/tools/YTtoLBRY.tsx
index 87cf16f..107c30d 100644
--- a/src/tools/YTtoLBRY.tsx
+++ b/src/tools/YTtoLBRY.tsx
@@ -14,9 +14,11 @@ import readme from './README.md'
  */
 async function lbryChannelsFromFile(file: File) {
   const ext = file.name.split('.').pop()?.toLowerCase();
-  const content = await getFileContent(file);
-
-  const ids = new Set((ext === 'xml' || ext == 'opml' ? ytService.readOpml(content) : ytService.readJson(content)))
+  
+  const ids = new Set((
+    ext === 'xml' || ext == 'opml' ? ytService.readOpml : 
+    ext === 'csv' ? ytService.readCsv : 
+    ytService.readJson)(await getFileContent(file)))
   const lbryUrls = await ytService.resolveById(...Array.from(ids).map(id => ({ id, type: 'channel' } as const)));
   const { platform } = await getSettingsAsync('platform');
   const urlPrefix = platformSettings[platform].domainPrefix;