feat(sqlite): Use SQLite for caching apps

.gitignore

@@ -6,3 +6,4 @@ test/installer/tmp/*
 test/tmp/*
 *~
 TestResults.xml
+supporting/sqlite/*

CHANGELOG.md

@@ -52,6 +52,7 @@
 - **decompress:** Disable progress bar to improve `Expand-Archive` performance ([#5410](https://github.com/ScoopInstaller/Scoop/issues/5410))
 - **scoop-search:** Improve performance for local search ([#5324](https://github.com/ScoopInstaller/Scoop/issues/5324))
 - **shim:** Update kiennq-shim to v3.1.1 ([#5841](https://github.com/ScoopInstaller/Scoop/issues/5841), ([#5847](https://github.com/ScoopInstaller/Scoop/issues/5847)))
+- **scoop-search:** Use SQLite for caching apps to speed up local search ([#5851](https://github.com/ScoopInstaller/Scoop/issues/5851))
 
 ### Code Refactoring
 

lib/core.ps1

@@ -142,11 +142,36 @@ function set_config {
         $scoopConfig.PSObject.Properties.Remove($name)
     }
 
+    # Initialize config's change
+    Complete-ConfigChange -Name $name -Value $value
+
     # Save config with UTF8NoBOM encoding
     ConvertTo-Json $scoopConfig | Out-UTF8File -FilePath $configFile
     return $scoopConfig
 }
 
+function Complete-ConfigChange {
+    [CmdletBinding()]
+    param (
+        [Parameter(Mandatory, Position = 0)]
+        [string]
+        $Name,
+        [Parameter(Mandatory, Position = 1)]
+        [AllowEmptyString()]
+        [string]
+        $Value
+    )
+
+    if ($Name -eq 'use_sqlite_cache' -and $Value) {
+        . "$PSScriptRoot\..\lib\database.ps1"
+        . "$PSScriptRoot\..\lib\manifest.ps1"
+        info 'SQLite cache is enabled.'
+        New-ScoopDB
+        info 'Initializing cache in progress... This may take a while, please wait.'
+        Set-ScoopDB
+    }
+}
+
 function setup_proxy() {
     # note: '@' and ':' in password must be escaped, e.g. 'p@ssword' -> p\@ssword'
     $proxy = get_config PROXY