Fix adb no devices detection

now throws when there are no devices connected

revanced.ps1

@@ -80,85 +80,84 @@ function renderForm([String[]]$items, [String]$label, [String]$title, [System.Wi
 }
 
 class config {
-    [String]$patches = "none"
-    [String]$integrations = "none"
-    [String]$cli = "none"
+    [hashtable]$version = @{}
     [System.Collections.ArrayList]$excluded = (New-Object System.Collections.ArrayList)
+}
 
-    [void] load($Path) {
-        $fileContent = ConvertFrom-Json ((Get-Content $Path) -Join ' ').ToString()
-        
-        $this.patches = $fileContent.patches
-        $this.integrations = $fileContent.integrations
-        $this.cli = $fileContent.cli
-        $this.excluded = $fileContent.excluded
+class configFile {
+    [String]$path = ".\config.json"
+    [config]$config = [config]::new()
+
+    [void] load() {
+        $fileContent = ConvertFrom-Json ((Get-Content $this.path) -Join ' ').ToString()
+
+        $version = @{}
+        foreach ($prop in $fileContent.version.PsObject.Properties) {
+            $version.Add($prop.Name, $prop.Value)
+        }
+        $fileContent.version = $null
+
+        $this.config = $fileContent
+        $this.config.version = $version
     }
 
-    [void] save($Path) {
-        Out-File $Path -InputObject (ConvertTo-Json $this)
+    [void] save() {
+        Out-File $this.path -InputObject (ConvertTo-Json $this.config)
     }
 }
 
-function main {
-
-    $config = New-Object config
-
-    # Get latest releases
+function UpdateFromGithub {
+    param (
+        [Parameter(Mandatory)][String]$Repository,
+        [Parameter(Mandatory)][configFile]$Config,
+        [scriptblock]$AssetsFilter = {$true},
+        [Parameter(Mandatory)][String]$OutFile
+    )
 
+    [String]$InstalledTag = $Config.config.version[$Repository]
+    $LatestRelease
     try {
-        $patchesRelease      = ConvertFrom-Json (Invoke-WebRequest https://api.github.com/repos/revanced/revanced-patches/releases/latest).Content
-        $integrationsRelease = ConvertFrom-Json (Invoke-WebRequest https://api.github.com/repos/revanced/revanced-integrations/releases/latest).Content
-        $cliRelease          = ConvertFrom-Json (Invoke-WebRequest https://api.github.com/repos/revanced/revanced-cli/releases/latest).Content
-
-        # Check versions
-
-        [Bool[]]$install = $true, $true, $true
-
-        try {
-            $config.load(".\config.json")
-
-            if ($config.patches -eq $patchesRelease.tag_name) {$install[0] = $false}
-            if ($config.integrations -eq $integrationsRelease.tag_name) {$install[1] = $false}
-            if ($config.cli -eq $cliRelease.tag_name) {$install[2] = $false}
-        }
-        catch [System.Management.Automation.ItemNotFoundException] {
-            Write-Output "currentVersion.json not found, downloading everything"
-        }
-
-        # Download latest releases
-
-        New-Item -type Directory -Path ".\app" -ErrorAction SilentlyContinue | Out-Null
-
-        # TODO: use where-object to search for filename
-
-        if ($install[0]) {
-            Write-Output "Downloading Patches ($($config.patches) -> $($patchesRelease.tag_name))"
-            Write-Output "changelog: https://github.com/revanced/revanced-patches/compare/$($config.patches)...$($patchesRelease.tag_name)"
-            Invoke-WebRequest $patchesRelease.assets[1].browser_download_url -OutFile ".\app\revanced-patches.jar"
-            $config.patches = $patchesRelease.tag_name
-        }
-        else {Write-Output "Patches up to date $($config.patches)"}
-        if ($install[1]) {
-            Write-Output "Downloading Integrations ($($config.integrations) -> $($integrationsRelease.tag_name))"
-            Write-Output "changelog: https://github.com/revanced/revanced-patches/compare/$($config.integrations)...$($integrationsRelease.tag_name)"
-            Invoke-WebRequest $integrationsRelease.assets[0].browser_download_url -OutFile ".\app\app-release-unsigned.apk"
-            $config.integrations = $integrationsRelease.tag_name
-        }
-        else {Write-Output "Integrations up to date $($config.integrations)"}
-        if ($install[2]) {
-            Write-Output "Downloading cli ($($config.cli) -> $($cliRelease.tag_name))"
-            Write-Output "changelog: https://github.com/revanced/revanced-patches/compare/$($config.cli)...$($cliRelease.tag_name)"
-            Invoke-WebRequest $cliRelease.assets[0].browser_download_url -OutFile ".\app\revanced-cli.jar"
-            $config.cli = $cliRelease.tag_name
-        }
-        else {Write-Output "cli up to date! $($config.cli)"}
-
-        $config.save(".\config.json")
+        $LatestRelease = ConvertFrom-Json (Invoke-WebRequest "https://api.github.com/repos/$Repository/releases/latest").Content
     }
     catch [System.Net.WebException] {
-        Write-Output "Couldn't get newest files, using locals"
+        Write-Host "Couldn't check for update $Repository"
+        return $false
     }
 
+    [String]$UpdateTag = $LatestRelease.tag_name
+
+    if ($InstalledTag -eq $UpdateTag) {
+        Write-Host "$Repository up to date! ($InstalledTag)"
+        return $false
+    }
+
+    $Assets = $LatestRelease.assets | Where-Object -FilterScript $AssetsFilter
+
+    Write-Host "Downloading $Repository ($InstalledTag -> $UpdateTag)"
+    Write-Host "Changelog: https://github.com/$Repository/compare/$InstalledTag...$UpdateTag"
+    Invoke-WebRequest $Assets[0].browser_download_url -OutFile $OutFile
+    $Config.config.version[$Repository] = $UpdateTag
+    $Config.save()
+
+    return $true
+}
+
+function main {
+    $config = [configFile]::new()
+    try {
+        $config.load()
+    }
+    catch [System.IO.FileNotFoundException] {
+        Write-Host ".\config.json not found"
+        $config.save()
+    }
+
+    # Update
+
+    UpdateFromGithub -Repository "revanced/revanced-patches"      -Config $config -AssetsFilter {$_.content_type -like "application/*"} -OutFile ".\app\revanced-patches.jar" | Out-Null
+    UpdateFromGithub -Repository "revanced/revanced-integrations" -Config $config -AssetsFilter {$_.content_type -like "application/*"} -OutFile ".\app\app-release-unsigned.apk" | Out-Null
+    UpdateFromGithub -Repository "revanced/revanced-cli"          -Config $config -AssetsFilter {$_.content_type -like "application/*"} -OutFile ".\app\revanced-cli.jar" | Out-Null
+
     if ($NoDeploy) {return}
 
     # Select Youtube app
@@ -200,7 +199,7 @@ function main {
 
     $excludedIntegrations = New-Object System.Collections.ArrayList
     [System.Collections.ArrayList]$savedExclusions = New-Object System.Collections.ArrayList
-    $savedExclusionsNames = $config.excluded
+    $savedExclusionsNames = $config.config.excluded
     foreach ($i in $integrationsList) {
         if (($savedExclusionsNames.Count -gt 1) -and $savedExclusionsNames.Contains($i.id)) {
             [void] $savedExclusions.Add($true)
@@ -215,17 +214,19 @@ function main {
         [void] $excludedIntegrations.Add($i.Split(' ')[0]) #FIXME: hacky way to do this, but it works
     }
 
-    $config.excluded = $excludedIntegrations
-    $config.save(".\config.json")
+    $config.config.excluded = $excludedIntegrations
+    $config.save()
 
     # devices
 
     $devices = adb devices
+    if ($devices.Length -eq 2) {
+        throw "No devices found"
+    }
     $devices = $devices[1..($devices.length-2)]
 
     [String]$selectedDevice = ''
-    if ($devices.Length -eq 0) {throw "No devices found"}
-    elseif ($devices.Length -eq 1) {
+    if ($devices.Length -eq 1) {
         $selectedDevice = ($devices | ForEach-Object {$_.split()[0]})[0]
     }
     else {