feat(scoop-info): Show app installed/download size

CHANGELOG.md

@@ -14,6 +14,7 @@
 - **update:** Skip logs starting with `(chore)` ([#4800](https://github.com/ScoopInstaller/Scoop/issues/4800))
 - **scoop-download:** Add failure check ([#4822](https://github.com/ScoopInstaller/Scoop/pull/4822))
 - **install:** Fix issue with installation inside containers ([#4837](https://github.com/ScoopInstaller/Scoop/pull/4837))
+- **scoop-info:** Display a breakdown of an app's installation size, or the download size if not installed (`--verbose` only) ([#4840](https://github.com/ScoopInstaller/Scoop/issues/4840))
 - **bucket:** Return empty list correctly in `Get-LocalBucket` ([#4885](https://github.com/ScoopInstaller/Scoop/pull/4885))
 
 ### Performance Improvements

libexec/scoop-info.ps1

@@ -115,6 +115,81 @@ if ($status.installed) {
         $installed_output += if ($verbose) { versiondir $app $_ $global } else { "$_$(if ($global) { " *global*" })" }
     }
     $item.Installed = $installed_output -join "`n"
+
+    if ($verbose) {
+        # Show size of installation
+        $appsdir = appsdir $global
+
+        $appFiles = Get-ChildItem $appsdir | Where-Object -Property Name -Value "^$app$" -Match
+        $persistFiles = Get-ChildItem $persist_dir -ErrorAction Ignore # Will fail if app does not persist data
+        $cacheFiles = Get-ChildItem $cachedir | Where-Object -Property Name -Value "^$app#" -Match
+
+        $totalSize = 0
+        $fileTotals = @()
+        foreach ($fileType in ($appFiles, $persistFiles, $cacheFiles)) {
+            if ($fileType.Length -ne 0) {
+                $fileSum = (Get-ChildItem $fileType -Recurse | Measure-Object -Property Length -Sum).Sum
+                $fileTotals += $fileSum
+                $totalSize += $fileSum
+            }
+            else {
+                $fileTotals += 0
+            }
+        }
+
+        $item.'Installed size' = "App: $(filesize $fileTotals[0])`nPersist: $(filesize $fileTotals[1])`nCache: $(filesize $fileTotals[2])`nTotal: $(filesize $totalSize)"
+    }
+}
+else {
+    if ($verbose) {
+        # Get download size if app not installed
+        $architecture = default_architecture
+
+        if(!(supports_architecture $manifest $architecture)) {
+        # No available download for current architecture
+            continue
+        }
+
+        if ($null -eq $manifest.url) {
+            # use url for current architecture
+            $urls = url $manifest $architecture
+        }
+        else {
+            # otherwise use non-architecture url
+            $urls = $manifest.url
+        }
+
+        $totalPackage = 0
+        foreach($url in $urls) {
+            try {
+                [int]$urlLength = (Invoke-WebRequest $url -Method Head).Headers.'Content-Length'[0]
+                $totalPackage += $urlLength
+
+                if (Test-Path (fullpath (cache_path $app $manifest.version $url))) {
+                    $cached = " (latest version is cached)"
+                }
+                else {
+                    $cached = $null
+                }
+            }
+            catch [System.Management.Automation.RuntimeException] {
+                $totalPackage = 0
+                $packageError = "the server at $(([System.Uri]$url).Host) did not send a Content-Length header"
+                break
+            }
+            catch {
+                $totalPackage = 0
+                $packageError = "the server at $(([System.Uri]$url).Host) is down"
+                break
+            }
+        }
+        if ($totalPackage -ne 0) {
+            $item.'Download size' = "$(filesize $totalPackage)$cached"
+        }
+        else {
+            $item.'Download size' = "Unknown ($packageError)"
+        }
+    }
 }
 
 $binaries = @(arch_specific 'bin' $manifest $install.architecture)