From bed251bb7f96b42f35442b10f07582887809e5eb Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Mercier <nemunaire@nemunai.re>
Date: Thu, 23 Apr 2026 17:42:00 +0700
Subject: [PATCH] Add interactive form/report

---
 checker/interactive.go | 65 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 checker/interactive.go

diff --git a/checker/interactive.go b/checker/interactive.go
new file mode 100644
index 0000000..561ee91
--- /dev/null
+++ b/checker/interactive.go
@@ -0,0 +1,65 @@
+package checker
+
+import (
+	"errors"
+	"net/http"
+	"slices"
+	"strconv"
+	"strings"
+
+	sdk "git.happydns.org/checker-sdk-go/checker"
+)
+
+// RenderForm implements sdk.CheckerInteractive.
+func (p *xmppProvider) RenderForm() []sdk.CheckerOptionField {
+	return []sdk.CheckerOptionField{
+		{
+			Id:          "domain",
+			Type:        "string",
+			Label:       "Domain",
+			Placeholder: "example.com",
+			Required:    true,
+		},
+		{
+			Id:      "mode",
+			Type:    "string",
+			Label:   "Mode",
+			Default: string(ModeBoth),
+			Choices: validModes,
+		},
+		{
+			Id:      "timeout",
+			Type:    "number",
+			Label:   "Per-endpoint timeout (seconds)",
+			Default: 10,
+		},
+	}
+}
+
+// ParseForm implements sdk.CheckerInteractive.
+func (p *xmppProvider) ParseForm(r *http.Request) (sdk.CheckerOptions, error) {
+	domain := strings.TrimSpace(r.FormValue("domain"))
+	domain = strings.TrimSuffix(domain, ".")
+	if domain == "" {
+		return nil, errors.New("domain is required")
+	}
+
+	opts := sdk.CheckerOptions{"domain": domain}
+
+	if mode := strings.TrimSpace(r.FormValue("mode")); mode != "" {
+		if !slices.Contains(validModes, mode) {
+			return nil, errors.New("mode must be one of: c2s, s2s, both")
+		}
+		opts["mode"] = mode
+	}
+
+	if to := strings.TrimSpace(r.FormValue("timeout")); to != "" {
+		v, err := strconv.ParseFloat(to, 64)
+		if err != nil {
+			return nil, errors.New("timeout must be a number")
+		}
+		opts["timeout"] = v
+	}
+
+	return opts, nil
+}