mrvc/main.go

package main

import (
	"context"
	"log"

	"github.com/matrix-org/gomatrixserverlib/fclient"
	"maunium.net/go/mautrix"
	"maunium.net/go/mautrix/id"

	"codeberg.org/june64/mrvc/config"
	"codeberg.org/june64/mrvc/output"
	"codeberg.org/june64/mrvc/roominfotree"
)

func main() {
	config := config.Get()

	userId := id.UserID(config.UserID)
	_, homeserver, err := userId.ParseAndValidate()
	if err != nil {
		log.Println("Error while parsing and validating the given user ID. Please ensure it is valid.")
		log.Fatal(err)
	}

	clientWellKnown, err := mautrix.DiscoverClientAPI(context.Background(), homeserver)
	if err != nil {
		log.Println("Error while trying to discover the homeservers client API URL from the given user ID. Please ensure it is valid and its homeserver is correctly configured.")
		log.Fatal(err)
	}
	homeserverURL := clientWellKnown.Homeserver.BaseURL

	client, err := mautrix.NewClient(
		homeserverURL,
		userId,
		config.Token,
	)
	if err != nil {
		log.Fatal(err)
	}
	federationClient := fclient.NewClient(
		fclient.WithWellKnownSRVLookups(true),
		fclient.WithTimeout(config.HomeserverVersionInfoTimeout),
	)

	roomInfoTree := roominfotree.Get(config.Rooms, config.Recursive, config.RecursionMaxDepth, config.RecursionSuggestedOnly, client, federationClient)

	if config.JSON {
		output.PrintJSON(roomInfoTree, config.OutputHomeserverMemberCount)
	} else {
		output.Print(roomInfoTree, config.OutputHomeserverMemberCount)
	}
}