# ============================================================
# LINE WORKS Board API - Get Posts Test
#
# Usage:
#   .\test-board-posts.ps1 -BoardId 4080000000780956700
# ============================================================

param(
    [Parameter(Mandatory = $true)]
    [string]$BoardId,

    [string]$PostId,

    [int]$Count = 40
)

# Load .env into process environment variables (simple parser)
if (Test-Path ".env") {
    Get-Content ".env" -Encoding UTF8 | ForEach-Object {
        if ($_ -match '^\s*([^#][^=]*)=(.*)$') {
            $name = $matches[1].Trim()
            $value = $matches[2].Trim()
            if ($name -and $value) {
                [System.Environment]::SetEnvironmentVariable($name, $value, "Process")
            }
        }
    }
    Write-Host "[INFO] .env loaded" -ForegroundColor Cyan
}
else {
    Write-Host "[WARN] .env not found in current directory" -ForegroundColor Yellow
}

# --- 1. Get access token (delegates JWT signing to Node.js helper) ---
# stdout = token only, stderr = debug info (redirected to a temp file)
Write-Host "[INFO] Requesting access token..." -ForegroundColor Cyan

$debugLogPath = Join-Path $env:TEMP "lw_token_debug.log"
$accessToken = & node get-token.js 2>$debugLogPath

if (Test-Path $debugLogPath) {
    Write-Host "`n--- Debug info from get-token.js ---" -ForegroundColor DarkGray
    Get-Content $debugLogPath | ForEach-Object { Write-Host $_ -ForegroundColor DarkGray }
    Write-Host "-------------------------------------`n" -ForegroundColor DarkGray
}

if ([string]::IsNullOrWhiteSpace($accessToken)) {
    Write-Host "[ERROR] Failed to obtain access token (see debug info above)" -ForegroundColor Red
    exit 1
}

$shortToken = $accessToken.Substring(0, [Math]::Min(20, $accessToken.Length))
Write-Host "[OK] Access token obtained (first 20 chars: $shortToken...)" -ForegroundColor Green

# --- 2. Call the API directly (single post if -PostId given, otherwise list) ---
if ($PostId) {
    $uri = "https://www.worksapis.com/v1.0/boards/$BoardId/posts/$PostId"
}
else {
    $uri = "https://www.worksapis.com/v1.0/boards/$BoardId/posts?count=$Count"
}
Write-Host "`n[INFO] Request URL: $uri" -ForegroundColor Cyan

$headers = @{
    "Authorization" = "Bearer $accessToken"
}

try {
    $response = Invoke-WebRequest -Uri $uri -Headers $headers -Method Get -ErrorAction Stop
    Write-Host "`n[SUCCESS] Status code: $($response.StatusCode)" -ForegroundColor Green
    Write-Host $response.Content
}
catch {
    $statusCode = $null
    $body = $null

    if ($_.Exception.Response) {
        $statusCode = [int]$_.Exception.Response.StatusCode

        try {
            $stream = $_.Exception.Response.GetResponseStream()
            $reader = New-Object System.IO.StreamReader($stream)
            $body = $reader.ReadToEnd()
        }
        catch {
            $body = "(failed to read response body)"
        }
    }

    Write-Host "`n[FAILED] Status code: $statusCode" -ForegroundColor Red
    Write-Host "Response body:" -ForegroundColor Red
    Write-Host $body
}