# POLISH LANGUAGE
[Console]::OutputEncoding = [System.Text.Encoding]::UTF8
chcp 65001 | Out-Null

# LOAD CONFIG
$configPath = ".\config.json"
$config = Get-Content $configPath -Raw | ConvertFrom-Json

$apiUrl = $config."snipe-it".url.TrimEnd('/')
$apiKey = $config."snipe-it".apikey
$verifySSL = $config."snipe-it"."verify-ssl"

# SSL (optional)
if (-not $verifySSL) {
    add-type @"
using System.Net;
using System.Security.Cryptography.X509Certificates;
public class TrustAllCertsPolicy : ICertificatePolicy {
    public bool CheckValidationResult(
        ServicePoint srvPoint, X509Certificate certificate,
        WebRequest request, int certificateProblem) {
        return true;
    }
}
"@
    [System.Net.ServicePointManager]::CertificatePolicy = New-Object TrustAllCertsPolicy
}

# HEADERS
$headers = @{
    "Authorization" = "Bearer $apiKey"
    "Accept"        = "application/json"
    "Content-Type"  = "application/json"
}

# GET SEARCH VALUE
try {
    $searchValue = Invoke-Expression $config."search-term".value
} catch {
    Write-Host "Błąd pobierania search-term"
    exit 1
}

if (-not $searchValue) {
    Write-Host ""
    Write-Host "Error getting search value" -ForegroundColor Red
    Write-Host ""
    exit 1
}

Write-Host ""
Write-Host "======== Getting Asset ========" -ForegroundColor Cyan
Write-Host ""
Write-Host "Search: $searchValue"

# FIND ASSET
$searchUrl = "$apiUrl/hardware?search=$searchValue"

try {
    $response = Invoke-RestMethod -Uri $searchUrl -Headers $headers -Method GET
} catch {
    Write-Host ""
    Write-Host "Communication error with Snipe-IT API" -ForegroundColor Red
    Write-Host ""
    exit 1
}

if ($response.total -eq 0) {
    Write-Host ""
    Write-Host "Nie znaleziono assetu" -ForegroundColor Red
    Write-Host ""
    exit 0
}

$assetId = $response.rows[0].id
Write-Host "Asset ID: $assetId"

# COLLECT DATA
$customFields = @{}

foreach ($field in $config.fields.custom_fields.PSObject.Properties) {

    $key = $field.Name
    $fieldConfig = $field.Value

    if (-not $fieldConfig.enabled) {
        continue
    }

    try {
        $value = Invoke-Expression $fieldConfig.ps_command
        if ($value -is [int] -or $value -is [double]) {
            $finalValue = $value
        } else {
            $finalValue = "$value"
        }
        $customFields[$key] = $finalValue

    } catch {
        Write-Host "Błąd pola: $key"
    }
}

# PREVIEW
Write-Host ""
Write-Host "=== Data Preview ===" -ForegroundColor Cyan
Write-Host ""
Write-Host "Fields:" -ForegroundColor Yellow

foreach ($field in $config.fields.custom_fields.PSObject.Properties) {

    $key = $field.Name
    $fieldConfig = $field.Value

    if (-not $fieldConfig.enabled) {
        continue
    }

    if ($customFields.ContainsKey($key)) {
        $name = if ($fieldConfig.name) { $fieldConfig.name } else { $key }
        $value = $customFields[$key]
        $namePadded = $name.PadRight(20)
        Write-Host "- $namePadded : $value"
    }
}

# BUILD BODY
$body = $customFields | ConvertTo-Json -Depth 5

# UPDATE ASSET
$updateUrl = "$apiUrl/hardware/$assetId"

Write-Host ""
Write-Host "======== Update Asset ========" -ForegroundColor Cyan
Write-Host ""

try {
    Invoke-RestMethod -Uri $updateUrl -Headers $headers -Method PATCH -Body $body | Out-Null
    Write-Host "Snipe-IT Update Completed" -ForegroundColor Green

} catch {
    Write-Host "Błąd aktualizacji assetu ID: $assetId" -ForegroundColor Red
    Write-Host $_.Exception.Message
    exit 1
}

Write-Host ""