From 6d0a63352147c77804ddb47adadce48c3e32cc8e Mon Sep 17 00:00:00 2001
From: m1ngsama <contact@m1ng.space>
Date: Tue, 15 Jul 2025 10:00:00 +0800
Subject: [PATCH] perf: optimize PowerShell with lazy loading and utilities

---
 powershell/user_profile.ps1 | 90 ++++++++++++++++++++++++++++++++++---
 1 file changed, 83 insertions(+), 7 deletions(-)

diff --git a/powershell/user_profile.ps1 b/powershell/user_profile.ps1
index ee6bd1a..8397568 100644
--- a/powershell/user_profile.ps1
+++ b/powershell/user_profile.ps1
@@ -1,21 +1,41 @@
 # set PowerShell to UTF-8
 [console]::InputEncoding = [console]::OutputEncoding = New-Object System.Text.UTF8Encoding
 
-Import-Module posh-git
+# Performance: Import modules in background jobs for faster startup
+$null = Start-Job -ScriptBlock {
+    Import-Module posh-git -ErrorAction SilentlyContinue
+    Import-Module Terminal-Icons -ErrorAction SilentlyContinue
+    Import-Module PSFzf -ErrorAction SilentlyContinue
+}
+
+# Initialize oh-my-posh immediately (essential for prompt)
 $omp_config = Join-Path $PSScriptRoot ".\m1ng.omp.json"
 oh-my-posh --init --shell pwsh --config $omp_config | Invoke-Expression
 
-Import-Module -Name Terminal-Icons
-
-# PSReadLine
+# PSReadLine - Configure immediately for better typing experience
 Set-PSReadLineOption -EditMode Emacs
 Set-PSReadLineOption -BellStyle None
 Set-PSReadLineKeyHandler -Chord 'Ctrl+d' -Function DeleteChar
 Set-PSReadLineOption -PredictionSource History
+Set-PSReadLineOption -PredictionViewStyle ListView
+Set-PSReadLineOption -HistorySearchCursorMovesToEnd
 
-# Fzf
-Import-Module PSFzf
-Set-PsFzfOption -PSReadlineChordProvider 'Ctrl+f' -PSReadlineChordReverseHistory 'Ctrl+r'
+# Lazy load modules on first use
+$global:__ModulesLoaded = @{}
+
+function Import-LazyModule {
+    param($ModuleName)
+    if (-not $global:__ModulesLoaded[$ModuleName]) {
+        Import-Module $ModuleName -ErrorAction SilentlyContinue
+        $global:__ModulesLoaded[$ModuleName] = $true
+    }
+}
+
+# Fzf - Lazy load configuration
+Register-ArgumentCompleter -Native -CommandName 'fzf' -ScriptBlock {
+    Import-LazyModule PSFzf
+    Set-PsFzfOption -PSReadlineChordProvider 'Ctrl+f' -PSReadlineChordReverseHistory 'Ctrl+r'
+}
 
 # Env
 $env:GIT_SSH = "C:\Windows\system32\OpenSSH\ssh.exe"
@@ -34,3 +54,59 @@ function which ($command) {
     Select-Object -ExpandProperty Path -ErrorAction SilentlyContinue
 }
 
+# Enhanced directory navigation
+function .. { Set-Location .. }
+function ... { Set-Location ..\.. }
+function .... { Set-Location ..\..\.. }
+function ..... { Set-Location ..\..\..\.. }
+
+# Quick access to common directories
+function docs { Set-Location ~\Documents }
+function dl { Set-Location ~\Downloads }
+function dt { Set-Location ~\Desktop }
+function proj { Set-Location ~\Projects }
+
+# Enhanced ls with colors and formatting
+function la { Get-ChildItem -Force @args }
+function lh { Get-ChildItem -Force -Hidden @args }
+
+# Git shortcuts
+function gs { git status }
+function ga { git add @args }
+function gc { git commit -m @args }
+function gp { git push }
+function gpl { git pull }
+function gd { git diff @args }
+function gco { git checkout @args }
+function gb { git branch @args }
+function glog { git log --oneline --graph --all --decorate }
+
+# System utilities
+function reload { & $PROFILE }
+function touch($file) { New-Item -ItemType File -Name $file -Force }
+function mkcd($dir) { New-Item -ItemType Directory -Path $dir -Force; Set-Location $dir }
+
+# Network utilities
+function Get-PublicIP { (Invoke-WebRequest -Uri "https://api.ipify.org").Content }
+function Test-Port($hostname, $port) {
+    Test-NetConnection -ComputerName $hostname -Port $port
+}
+
+# Development utilities
+function dev {
+    param([string]$project)
+    if ($project) {
+        Set-Location ~\Projects\$project
+    } else {
+        Set-Location ~\Projects
+    }
+}
+
+function Open-VSCode { code . }
+Set-Alias c Open-VSCode
+
+# System information
+function sysinfo {
+    Get-ComputerInfo | Select-Object CsName, WindowsVersion, OsArchitecture, CsProcessors
+}
+