From 114ff0823b973a209bfaa3124b971f7025cfa897 Mon Sep 17 00:00:00 2001
From: freearhey <7253922+freearhey@users.noreply.github.com>
Date: Fri, 30 Jun 2023 14:41:28 +0300
Subject: [PATCH] Update parse.js

---
 scripts/commands/channels/parse.js | 29 +++++++++++++++++++++--------
 1 file changed, 21 insertions(+), 8 deletions(-)

diff --git a/scripts/commands/channels/parse.js b/scripts/commands/channels/parse.js
index 0200de32..84e8f175 100644
--- a/scripts/commands/channels/parse.js
+++ b/scripts/commands/channels/parse.js
@@ -1,4 +1,4 @@
-const { logger, file, xml } = require('../../core')
+const { logger, file, xml, parser } = require('../../core')
 const { Command } = require('commander')
 const path = require('path')
 const _ = require('lodash')
@@ -8,31 +8,44 @@ program
   .requiredOption('-c, --config <config>', 'Config file')
   .option('-s, --set [args...]', 'Set custom arguments', [])
   .option('-o, --output <output>', 'Output file')
+  .option('--clean', 'Delete the previous *.channels.xml if exists')
   .parse(process.argv)
 
 const options = program.opts()
 
 async function main() {
   const config = require(path.resolve(options.config))
+  const dir = file.dirname(options.config)
+  const outputFilepath = options.output || `${dir}/${config.site}.channels.xml`
+
+  let channels = []
+  if (!options.clean && (await file.exists(outputFilepath))) {
+    let result = await parser.parseChannels(outputFilepath)
+
+    channels = result.channels
+  }
+
   const args = {}
   options.set.forEach(arg => {
     const [key, value] = arg.split(':')
     args[key] = value
   })
 
-  let channels = config.channels(args)
-  if (isPromise(channels)) {
-    channels = await channels
+  let parsedChannels = config.channels(args)
+  if (isPromise(parsedChannels)) {
+    parsedChannels = await parsedChannels
   }
-  channels = channels.map(c => {
+  parsedChannels = parsedChannels.map(c => {
     c.lang = c.lang || 'en'
 
     return c
   })
-  channels = _.sortBy(channels, ['lang', 'xmltv_id'])
 
-  const dir = file.dirname(options.config)
-  const outputFilepath = options.output || `${dir}/${config.site}.channels.xml`
+  channels = channels.concat(parsedChannels)
+
+  channels = _.uniqBy(channels, c => c.site_id + c.lang)
+
+  channels = _.sortBy(channels, ['lang', 'xmltv_id'])
 
   const output = xml.create(channels, config.site)