From c3c09db50019bd51146a2341ef8223fd8c96fd87 Mon Sep 17 00:00:00 2001
From: Izuco <github@izuco.dev>
Date: Fri, 5 Nov 2021 21:02:55 +0100
Subject: [PATCH] Add updater module

---
 .gitignore                |  2 +
 modules/module.updater.ts | 88 +++++++++++++++++++++++++++++++++++++++
 package.json              |  2 +-
 tsc.ts                    |  3 ++
 4 files changed, 94 insertions(+), 1 deletion(-)
 create mode 100644 modules/module.updater.ts

diff --git a/.gitignore b/.gitignore
index 0a3122a..3a3cb18 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,5 @@ token.yml
 *.resume
 *.user.yml
 lib
+test.*
+updates.json
\ No newline at end of file
diff --git a/modules/module.updater.ts b/modules/module.updater.ts
new file mode 100644
index 0000000..48d0d9b
--- /dev/null
+++ b/modules/module.updater.ts
@@ -0,0 +1,88 @@
+import got from "got";
+import fs from "fs";
+import { GithubTag, TagCompare } from "../@types/github";
+import path from "path";
+import { UpdateFile } from "../@types/updateFile";
+import packageJson from '../package.json';
+const updateFilePlace = path.join(__dirname, '..', 'config', 'updates.json');
+
+const updateIgnore = [
+  '*.json',
+  '*.d.ts',
+  '.git',
+  'lib',
+  'node_modules',
+  '@types',
+  path.join('bin', 'mkvtoolnix'),
+  path.join('config', 'token.yml'),
+  '.eslint',
+  'tsconfig.json',
+  'updates.json'
+];
+
+(async (force = false) => {
+  let updateFile: UpdateFile|undefined;
+  if (fs.existsSync(updateFilePlace)) {
+    updateFile = JSON.parse(fs.readFileSync(updateFilePlace).toString()) as UpdateFile;
+    if (new Date() < new Date(updateFile.nextCheck) && !force) {
+      return;
+    }
+  }
+  console.log('Checking for updates...')
+  const tagRequest = await got('https://api.github.com/repos/anidl/multi-downloader-nx/tags')
+  const tags = JSON.parse(tagRequest.body) as GithubTag[];
+
+  if (tags.length > 0) {
+    const newer = tags.filter(a => {
+      return a.name > packageJson.version;
+    })
+    console.log(`Found ${tags.length} release tags and ${newer.length} that are new.`)
+  
+    if (newer.length < 1) {
+      console.log('[INFO] No new tags found')
+      return done();
+    }
+    const newest = newer.sort((a, b) => a.name < b.name ? 1 : a.name > b.name ? -1 : 0)[0];
+    //TODO REMOVE
+    newest.name = 'auto-updates'
+    const compareRequest = await got(`https://api.github.com/repos/anidl/multi-downloader-nx/compare/${packageJson.version}...${newest.name}`)
+
+    const compareJSON = JSON.parse(compareRequest.body) as TagCompare;
+
+    console.log(`You are behind by ${compareJSON.behind_by} releases!`)
+    const changedFiles = compareJSON.files.filter(a => {
+      return !updateIgnore.some(filter => {
+        if (filter.startsWith('*')) {
+          return a.filename.endsWith(filter.slice(1))
+        } else if (fs.statSync(filter).isDirectory()) {
+          return a.filename.startsWith(filter);
+        } else {
+          return a.filename.split('/').pop() === filter;
+        }
+      })
+    })
+    if (changedFiles.length < 1) {
+      console.log('[INFO] No file changes found... updating package.json. If you thing this is an error please get the newst version yourself.')
+      return done(newest.name);
+    }
+    console.log(`Found file changes: \n${changedFiles.map(a => `  [
+      ${a.status === 'modified' ? '*' : a.status === 'added' ? '+' : '-'}
+    ] ${a.filename}`).join('\n')}`)
+
+  } 
+})(true)
+
+function done(newVersion?: string) {
+  const next = new Date(Date.now() + 1000 * 60 * 60 * 24);
+  fs.writeFileSync(updateFilePlace, JSON.stringify({
+    lastCheck: Date.now(),
+    nextCheck: next.getTime()
+  } as UpdateFile, null, 2))
+  if (newVersion) {
+    fs.writeFileSync('../package.json', JSON.stringify({
+      ...packageJson,
+      version: newVersion
+    }, null, 4))
+  }
+  console.log('[INFO] Searching for update finished. Next time running on the ' + next.toLocaleDateString() + ' at ' + next.toLocaleTimeString() + '.')
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 040033f..f6bfbb6 100644
--- a/package.json
+++ b/package.json
@@ -63,4 +63,4 @@
         "pretest": "npm run tsc",
         "test": "cd lib && node modules/build win64 && node modules/build linux64 && node modules/build macos64"
     }
-}
+}
\ No newline at end of file
diff --git a/tsc.ts b/tsc.ts
index d344b05..51640ab 100644
--- a/tsc.ts
+++ b/tsc.ts
@@ -10,10 +10,13 @@ const ignore = [
   '@types',
   path.join('bin', 'mkvtoolnix'),
   path.join('config', 'token.yml'),
+  path.join('config', 'updates.json'),
   '.eslint',
   'tsconfig.json'
 ].map(a => path.join(__dirname, a));
 
+export { ignore }
+
 (async () => {
   removeSync('lib');
   const tsc = exec('npx tsc');