# fix-token-config.ps1 (ASCII-only comments to avoid PS5 encoding issues)
# Strategy: find "tokenConfig" key, cut back to last } before it, re-inject from UTF-8 file

param(
    [string]$SkillsRoot    = (Split-Path $PSScriptRoot -Parent),
    [string]$InjectionFile = (Join-Path $PSScriptRoot "token-config-injection.txt"),
    [switch]$DryRun
)

$utf8NoBom = New-Object System.Text.UTF8Encoding($false)

if (-not (Test-Path $InjectionFile)) {
    Write-Error "Injection file not found: $InjectionFile"
    exit 1
}

$injection = [System.IO.File]::ReadAllText($InjectionFile, [System.Text.Encoding]::UTF8)
$injection = $injection.TrimEnd()

$categories = @("voc","social-media","competitor-analysis","review-analysis","synthesis","social-voc","douyin")
$fixed   = 0
$skipped = 0

foreach ($cat in $categories) {
    $catPath = Join-Path $SkillsRoot $cat
    if (-not (Test-Path $catPath)) { continue }

    Get-ChildItem -Recurse -Filter "api-config.json" -Path $catPath | ForEach-Object {
        $filePath = $_.FullName
        $relPath  = $filePath.Replace($SkillsRoot + '\', '')

        $content = Get-Content -Path $filePath -Raw -Encoding UTF8
        if ([string]::IsNullOrEmpty($content)) {
            Write-Warning "  [WARN] empty: $relPath"
            $skipped++
            return
        }

        $searchKey = [string]'"tokenConfig"'
        $tcIdx = $content.IndexOf($searchKey)
        if ($tcIdx -lt 0) {
            Write-Host "  [SKIP] no tokenConfig: $relPath" -ForegroundColor DarkGray
            $skipped++
            return
        }

        $cutPos = $content.LastIndexOf([string]'}', $tcIdx - 1)
        if ($cutPos -lt 0) {
            Write-Warning "  [WARN] no cut point: $relPath"
            $skipped++
            return
        }

        $base       = $content.Substring(0, $cutPos + 1).TrimEnd()
        $newContent = $base + ",`r`n" + $injection + "`r`n}"

        if ($DryRun) {
            Write-Host "  [DRY] $relPath" -ForegroundColor Yellow
        } else {
            [System.IO.File]::WriteAllText($filePath, $newContent, $utf8NoBom)
            Write-Host "  [OK] $relPath" -ForegroundColor Green
        }
        $fixed++
    }
}

Write-Host ""
Write-Host "Done: $fixed fixed, $skipped skipped"
if ($DryRun) { Write-Host "Remove -DryRun to apply." -ForegroundColor Yellow }