// SPDX-License-Identifier: MIT

//go:build standalone

package checker

import (
	"errors"
	"net/http"
	"strings"

	sdk "git.happydns.org/checker-sdk-go/checker"
)

// RenderForm exposes a minimal /check form when running standalone.
func (p *dnsvizProvider) RenderForm() []sdk.CheckerOptionField {
	return []sdk.CheckerOptionField{
		{
			Id:          "domain_name",
			Type:        "string",
			Label:       "Domain name",
			Placeholder: "example.com",
			Required:    true,
			Description: "Fully-qualified domain name to analyse with DNSViz.",
		},
	}
}

// ParseForm builds the CheckerOptions from the human-facing /check form.
func (p *dnsvizProvider) ParseForm(r *http.Request) (sdk.CheckerOptions, error) {
	domain := strings.TrimSpace(r.FormValue("domain_name"))
	if domain == "" {
		return nil, errors.New("domain name is required")
	}
	opts := sdk.CheckerOptions{
		"domain_name": strings.TrimSuffix(domain, "."),
	}
	return opts, nil
}