start.ps1

$ErrorActionPreference = "Stop"

$rootDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$backendDir = Join-Path $rootDir "Back_end"
$frontendDir = Join-Path $rootDir "Front_end"

function Assert-Directory {
    param(
        [string]$Path,
        [string]$Name
    )

    if (-not (Test-Path -LiteralPath $Path -PathType Container)) {
        throw "Missing $Name directory: $Path"
    }
}

function Assert-Command {
    param([string]$Name)

    if (-not (Get-Command $Name -ErrorAction SilentlyContinue)) {
        throw "Missing required command: $Name"
    }
}

function Convert-ToPowerShellLiteral {
    param([string]$Value)

    return "'" + $Value.Replace("'", "''") + "'"
}

function Convert-ToEncodedCommand {
    param([string]$Command)

    return [Convert]::ToBase64String([Text.Encoding]::Unicode.GetBytes($Command))
}

Assert-Directory $backendDir "backend"
Assert-Directory $frontendDir "frontend"
Assert-Command "java"
Assert-Command "mvn"
Assert-Command "node"
Assert-Command "npm"

$powerShellExe = (Get-Process -Id $PID).Path
if (-not $powerShellExe) {
    $powerShellExe = "powershell.exe"
}

$backendDirLiteral = Convert-ToPowerShellLiteral $backendDir
$frontendDirLiteral = Convert-ToPowerShellLiteral $frontendDir

$backendCommand = @"
`$ErrorActionPreference = 'Stop'
Set-Location -LiteralPath $backendDirLiteral
Write-Host '[XinKe backend] Starting Spring Boot: http://127.0.0.1:8080/api/v1'
mvn spring-boot:run
"@

$frontendCommand = @"
`$ErrorActionPreference = 'Stop'
Set-Location -LiteralPath $frontendDirLiteral
if (-not (Test-Path -LiteralPath 'node_modules' -PathType Container)) {
    Write-Host '[XinKe frontend] node_modules not found, installing dependencies...'
    if (Test-Path -LiteralPath 'package-lock.json' -PathType Leaf) {
        npm ci
    } else {
        npm install
    }
}
Write-Host '[XinKe frontend] Starting Vite: http://127.0.0.1:5173'
npm run dev
"@

Start-Process -FilePath $powerShellExe `
    -ArgumentList @("-NoExit", "-ExecutionPolicy", "Bypass", "-EncodedCommand", (Convert-ToEncodedCommand $backendCommand)) `
    -WorkingDirectory $backendDir

Start-Sleep -Seconds 2

Start-Process -FilePath $powerShellExe `
    -ArgumentList @("-NoExit", "-ExecutionPolicy", "Bypass", "-EncodedCommand", (Convert-ToEncodedCommand $frontendCommand)) `
    -WorkingDirectory $frontendDir

Write-Host "[XinKe] Backend window launched:  http://127.0.0.1:8080/api/v1"
Write-Host "[XinKe] Frontend window launched: http://127.0.0.1:5173"
Write-Host "[XinKe] Close the backend/frontend windows, or press Ctrl+C in them, to stop services."