[CmdletBinding()]
Param(

    # Keycloak Server
    [ValidateNotNullOrEmpty()]
    $Keycloak_Server = 'https://keycloak-acc-bp-weu.roser-ict.com',

    # ClientID From Keycloak
    [ValidateNotNullOrEmpty()]
    $ClientID = 'BP_Rotterdam',
    
    # ClientSecret From Keycloak
    [ValidateNotNullOrEmpty()]
    $ClientSecret = 'a2bb4f34-d415-4cba-807f-c68a41b9cb3c',

    # Keycloak Realm
    [ValidateNotNullOrEmpty()]
    $Realm='BP_Rotterdam'

)


$VerbosePreference='continue'

# Example Powershell Code for connecting to the API and retrieving supported languages
$APIswagger = 'https://api-acc-bp-weu.roser-ict.com/api/welding/swagger.yml'
$APIlanguages = 'https://api-acc-bp-weu.roser-ict.com/api/configuration/languages'
$APIwelding = 'https://api-acc-bp-weu.roser-ict.com/api/welding/report'

[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12

if(-not $ClientSecret)  {
    Write-Error 'Please configure $ClientSecret' -ErrorAction STOP
}

$RequestURL = $Keycloak_Server + "/auth/realms/$Realm/protocol/openid-connect/token"

$body = @{
    grant_type='client_credentials'
    client_id=$ClientID
    client_secret=$ClientSecret
}

# Token Request
$result = Invoke-WebRequest -Method POST -Uri $RequestURL -ContentType "application/x-www-form-urlencoded" -Body $body 
$Content = $result.Content | ConvertFrom-Json

$Params = @{
 "URI"     = $APIswagger
 "Method"  = 'GET'
 "Headers" = @{
 "Content-Type"  = 'application/json'
 "Authorization" = "Bearer $($Content.access_token)"
 }
}
$Swagger = Invoke-RestMethod @Params 

Write-Output $Swagger


$Params = @{
 "URI"     = $APIlanguages
 "Method"  = 'GET'
 "Headers" = @{
 "Content-Type"  = 'application/json'
 "Authorization" = "Bearer $($Content.access_token)"
 }
}
Invoke-RestMethod @Params 

$Params = @{
 "URI"     = $APIwelding
 "Method"  = 'POST'
 "Headers" = @{
 "Content-Type"  = 'application/json'
 "Authorization" = "Bearer $($Content.access_token)"
 }
}
Invoke-RestMethod @Params  -Verbose

$Params.Method = 'GET'
$WelditReports = Invoke-RestMethod @Params  -Verbose

write-output "Received $($WelditReports.Count) Reports"