# LocalNav 一键安装（无需预先克隆）
# 用法：在 PowerShell 中执行 .\scripts\install.ps1

$ErrorActionPreference = "Stop"
$DefaultRepo = "https://git.bz121.com/dekun/LocalNav.git"
$DefaultDir = Join-Path (Get-Location) "LocalNav"

function Need-Cmd($name) {
    if (-not (Get-Command $name -ErrorAction SilentlyContinue)) {
        Write-Error "[FAIL] 未找到 $name，请先安装"
    }
}

Need-Cmd python
Need-Cmd git

$repo = $env:NAV_INSTALL_REPO
if (-not $repo) {
    $inputRepo = Read-Host "Git 仓库地址 [$DefaultRepo]"
    $repo = if ($inputRepo) { $inputRepo } else { $DefaultRepo }
}

$dest = $env:NAV_INSTALL_DIR
if (-not $dest) {
    $inputDir = Read-Host "安装目录 [$DefaultDir]"
    $dest = if ($inputDir) { $inputDir } else { $DefaultDir }
}

$scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$installPy = Join-Path $scriptDir "install.py"

if (Test-Path $installPy) {
    python $installPy --repo $repo --dir $dest
    exit $LASTEXITCODE
}

$destPath = Resolve-Path -LiteralPath $dest -ErrorAction SilentlyContinue
if ($destPath -and (Test-Path (Join-Path $destPath "app.py"))) {
    Write-Host "[OK] 目录已是 LocalNav，执行 git pull"
    git -C $destPath pull --ff-only
} elseif (Test-Path $dest) {
    Write-Error "[FAIL] 目录已存在且不是 LocalNav 仓库: $dest"
} else {
    Write-Host "[OK] 正在克隆 $repo -> $dest"
    $parent = Split-Path -Parent $dest
    if ($parent -and -not (Test-Path $parent)) {
        New-Item -ItemType Directory -Path $parent -Force | Out-Null
    }
    git clone $repo $dest
}

python (Join-Path $dest "scripts\deploy.py")