go: refactor cli utils into package

libmxclient/mxutils/utils.go

@@ -0,0 +1,107 @@
+// Copyright (C) 2026 saces@c-base.org
+// SPDX-License-Identifier: AGPL-3.0-only
+package mxutils
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"maunium.net/go/mautrix"
+	"maunium.net/go/mautrix/id"
+)
+
+func DiscoverHS(ids string) string {
+
+	var domainname string
+
+	// probe for mxid
+	_mxid := id.UserID(ids)
+
+	_, _hs, err := _mxid.Parse()
+
+	if err != nil {
+		// not a mxid
+		domainname = ids
+	} else {
+		domainname = _hs
+	}
+
+	fmt.Printf("Attempt to discover '%s'\n", domainname)
+
+	wk, err := mautrix.DiscoverClientAPI(context.Background(), domainname)
+	if err != nil {
+		return fmt.Sprintf("ERR: %v", err)
+	}
+	if wk == nil {
+		return fmt.Sprintf("No well-known. hs from input: %s", domainname)
+	}
+
+	j, err := json.Marshal(wk)
+	if err != nil {
+		return fmt.Sprintf("ERR: %v", err)
+	}
+	return string(j)
+}
+
+func MkToken(ids string, pw string) string {
+
+	mxid := id.UserID(ids)
+
+	_, hs, err := mxid.Parse()
+	if err != nil {
+		return fmt.Sprintf("ERR: %v", err)
+	}
+
+	wk, err := mautrix.DiscoverClientAPI(context.Background(), hs)
+	if err != nil {
+		return fmt.Sprintf("ERR: %v", err)
+	}
+
+	if wk != nil {
+		hs = wk.Homeserver.BaseURL
+	}
+
+	mauclient, err := mautrix.NewClient(hs, mxid, "")
+	if err != nil {
+		return fmt.Sprintf("ERR: %v", err)
+	}
+
+	deviceName := fmt.Sprintf("mxtokenizer-%d", time.Now().Unix())
+
+	resp, err := mauclient.Login(context.Background(), &mautrix.ReqLogin{
+		Type: "m.login.password",
+		Identifier: mautrix.UserIdentifier{
+			Type: "m.id.user",
+			User: mxid.Localpart(),
+		},
+		Password:                 pw,
+		DeviceID:                 id.DeviceID(deviceName),
+		InitialDeviceDisplayName: deviceName,
+		StoreCredentials:         false,
+		StoreHomeserverURL:       false,
+		RefreshToken:             false,
+	})
+	if err != nil {
+		return fmt.Sprintf("ERR: %v", err)
+	}
+
+	return resp.AccessToken
+}
+
+func Whoami(hs string, accessToken string) string {
+	return "nope. whoami"
+}
+
+func AccountInfo(hs string, accessToken string) string {
+	return "nope. accountinfo"
+}
+
+func ClearAccount(hs string, accessToken string) string {
+	return "nope. clearaccount"
+}
+
+func ServerInfo(url string) string {
+	return "nope. serverinfo"
+}