install-configuration.ps1

# ----------------------------------------
# Header
# ----------------------------------------

# Author: LukeHjo (Azrael)
# Description: Installs the shell configuration for Windows Terminal & subshells.

# ----------------------------------------
# Variables
# ----------------------------------------

$ShellType = if ($host.Version.Major -ge 7) { "Pwsh" } else { "PowerShell" }
$TerminalSettingsPath = "$env:LOCALAPPDATA\Packages\Microsoft.WindowsTerminal_8wekyb3d8bbwe\LocalState\settings.json"
$ClinkThemePath = "$env:USERPROFILE\scoop\apps\clink\oh-my-posh.lua"
$OmpConfig = "$env:USERPROFILE\.config\omp.json"
$installationKey = "HKCU:\Software\Azrael\Configuration"
$KernelVersion = (Get-CimInstance -ClassName Win32_OperatingSystem).Version

# ----------------------------------------
# Admin
# ----------------------------------------

if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
    Write-Host "This script must be run as an administrator. Exiting..."
    exit
}

# ----------------------------------------
# Start
# ----------------------------------------

if (((Get-ItemProperty -Path $installationKey -Name "$($ShellType)Installed")."$($ShellType)Installed") -eq 1) {
    Write-Host "Shell configuration is already installed. Do you want to reinstall it? (y/n)"
    $input = Read-Host
    if ($input -eq "y") {
        Write-Host "Reinstalling..."
        Remove-Item -Path "HKCU:\Software\Azrael\$($ShellType)" -Force -Recurse -ErrorAction SilentlyContinue
        Remove-ItemProperty -Path $installationKey -Name "$($ShellType)Installed" -Force -ErrorAction SilentlyContinue
        Remove-Item -Path "$($PROFILE | Split-Path)\*" -Force -Recurse -ErrorAction SilentlyContinue
    }
    else {
        Write-Host "Exiting..."
        exit
    }
} 
Write-Host "Shell configuration is not installed. Installing..."
if (-not (Test-Path $installationKey)) {
    New-Item -Path $installationKey -Force
}

if (-not (Test-Path $PROFILE)) {
    New-Item -Path $PROFILE -Force
}

Write-Host "Microsoft Windows [Version $($KernelVersion)]" # Fun. I like it.
Write-Host "(c) Microsoft Corporation. All rights reserved.`n"
Write-Host "Copyright (c) 2023-2024 Azrael"
Write-Host "https://github.com/luke-beep/shell-config/`n"
    
Write-Host "This script covers the following shells: PowerShell, PowerShell Core, Windows Terminal & Command Prompt/Clink."
        
Write-Host "Installing the necessary packages..."
Start-Process powershell -Verb runAs -ArgumentList "-NoProfile -Command `"& { Invoke-Expression (New-Object System.Net.WebClient).DownloadString('https://raw.githubusercontent.com/luke-beep/shell-config/main/scripts/packages/install-packages.ps1') }`"" -Wait
Write-Host "Packages installed."

Write-Host "Applying Windows Terminal settings..."
Invoke-WebRequest -Uri https://github.com/luke-beep/shell-config/raw/main/configs/terminal/settings.json -OutFile $TerminalSettingsPath -ErrorAction SilentlyContinue
Write-Host "Warning: These settings may cause issues with Windows Terminal. Please check the settings.json file in $TerminalSettingsPath. If you encounter any issues, please open an issue on GitHub."

Write-Host "Installing the oh-my-posh theme..."
if (-not (Test-Path "$env:USERPROFILE\.config")) {
    New-Item -Path "$env:USERPROFILE\.config" -Force
}

if (-not (Test-Path $OmpConfig)) {
    New-Item -Path $OmpConfig -Force 
    Invoke-WebRequest -Uri https://raw.githubusercontent.com/luke-beep/shell-config/main/configs/omp/theme.json -OutFile $OmpConfig -ErrorAction SilentlyContinue
}
Invoke-WebRequest -Uri https://github.com/luke-beep/shell-config/raw/main/configs/clink/oh-my-posh.lua -OutFile $ClinkThemePath -ErrorAction SilentlyContinue

Write-Host "Installing the $ShellType configuration..."
Invoke-WebRequest -Uri https://github.com/luke-beep/shell-config/raw/main/configs/pwsh/Microsoft.PowerShell_profile.ps1 -OutFile $PROFILE -ErrorAction SilentlyContinue

Write-Host "Installation complete. Please restart your shell."
New-ItemProperty -Path $installationKey -Name "$($ShellType)Installed" -Value 1 -PropertyType DWORD -Force


# ----------------------------------------
# End
# ----------------------------------------