mirror of
https://github.com/vishalxl/nostr_console.git
synced 2025-04-26 00:15:23 +02:00
296 lines
12 KiB
Dart
296 lines
12 KiB
Dart
import 'dart:io';
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import 'package:bip340/bip340.dart';
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import 'package:nostr_console/event_ds.dart';
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import 'package:nostr_console/tree_ds.dart';
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import 'package:nostr_console/relays.dart';
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import 'package:nostr_console/console_ui.dart';
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import 'package:nostr_console/settings.dart';
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import 'package:args/args.dart';
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import 'package:logging/logging.dart';
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// program arguments
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const String pubkeyArg = "pubkey";
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const String prikeyArg = "prikey";
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const String lastdaysArg = "days";
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const String relayArg = "relay";
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const String requestArg = "request";
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const String helpArg = "help";
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const String alignArg = "align"; // can be "left"
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const String widthArg = "width";
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const String maxDepthArg = "maxdepth";
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const String eventFileArg = "file";
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const String disableFileArg = "disable-file";
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const String difficultyArg = "difficulty";
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const String translateArg = "translate";
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const String colorArg = "color";
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void printUsage() {
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print(gUsage);
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}
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Future<void> main(List<String> arguments) async {
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printIntro("Nostr");
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Logger.root.level = Level.ALL; // defaults to Level.INFO
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Logger.root.onRecord.listen((record) {
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print('${record.level.name}: ${record.time}: ${record.message}');
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});
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final parser = ArgParser()..addOption(requestArg, abbr: 'q') ..addOption(pubkeyArg, abbr:"p")..addOption(prikeyArg, abbr:"k")
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..addOption(lastdaysArg, abbr:"d") ..addOption(relayArg, abbr:"r")
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..addFlag(helpArg, abbr:"h", defaultsTo: false)..addOption(alignArg, abbr:"a")
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..addOption(widthArg, abbr:"w")..addOption(maxDepthArg, abbr:"m")
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..addOption(eventFileArg, abbr:"f", defaultsTo: gDefaultEventsFilename)..addFlag(disableFileArg, abbr:"s", defaultsTo: false)
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..addFlag(translateArg, abbr: "t", defaultsTo: false)
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..addOption(colorArg, abbr:"c")
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..addOption(difficultyArg, abbr:"y");
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try {
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ArgResults argResults = parser.parse(arguments);
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if( argResults[helpArg]) {
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printUsage();
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return;
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}
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if( argResults[translateArg]) {
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gTranslate = true;
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print("Going to translate comments in last $gNumTranslateDays days using Google translate service");
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}
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if( argResults[pubkeyArg] != null) {
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userPublicKey = argResults[pubkeyArg];
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if( userPublicKey.length != 64){
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print("Length of provided public key should be 64. Exiting.");
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return;
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}
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userPrivateKey = "";
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print("Going to use public key $userPublicKey. You will not be able to send posts/replies.");
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}
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if( argResults[prikeyArg] != null) {
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userPrivateKey = argResults[prikeyArg];
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if( userPrivateKey.length != 64){
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print("Length of provided private key should be 64. Exiting.");
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return;
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}
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userPublicKey = getPublicKey(userPrivateKey);
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print("Going to use the provided private key");
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}
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// write informative message in case user is using the default private key
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if( userPrivateKey == gDefaultPrivateKey) {
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print("${gWarningColor}You seem to be using the default private key, which comes bundled with this $exename and is used by all users of this program$gColorEndMarker");
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print("You can also create your own private key and use it with ${gWarningColor}--prikey$gColorEndMarker program argument. ");
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print("You can create your own private key from ${gWarningColor}astral.ninja or branle.netlify.app$gColorEndMarker, or other such tools.\n");
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}
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if( argResults[relayArg] != null) {
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defaultServerUrl = argResults[relayArg];
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print("Going to use relay: $defaultServerUrl");
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}
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if( argResults[lastdaysArg] != null) {
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gNumLastDays = int.parse(argResults[lastdaysArg]);
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print("Going to show posts for last $gNumLastDays days");
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}
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if( argResults[widthArg] != null) {
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int tempTextWidth = int.parse(argResults[widthArg]);
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if( tempTextWidth < gMinValidTextWidth ) {
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print("Text-width cannot be less than $gMinValidTextWidth. Going to use the defalt value of $gTextWidth");
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} else {
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gTextWidth = tempTextWidth;
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print("Going to use $gTextWidth columns for text on screen.");
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}
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}
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try {
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// can be computed only after textWidth has been found
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if( gTextWidth > stdout.terminalColumns) {
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gTextWidth = stdout.terminalColumns - 5;
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}
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gNumLeftMarginSpaces = (stdout.terminalColumns - gTextWidth )~/2;
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} on StdoutException catch (e) {
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print("Cannot find terminal size. Left aligning by default.");
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if( gDebug > 0) log.info("${e.message}");
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gNumLeftMarginSpaces = 0;
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}
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// undo above if left option is given
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if( argResults[alignArg] != null ) {
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if( argResults[alignArg] == "left" ) {
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print("Going to align to left.");
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gAlignment = "left";
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gNumLeftMarginSpaces = 0;
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}
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}
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if( argResults[maxDepthArg] != null) {
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int tempMaxDepth = int.parse(argResults[maxDepthArg]);
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if( tempMaxDepth < gMinimumDepthAllowed || tempMaxDepth > gMaximumDepthAllowed) {
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print("Maximum depth cannot be less than $gMinimumDepthAllowed and cannot be more than $gMaximumDepthAllowed. Going to use the default maximum depth, which is $gDefaultMaxDepth.");
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} else {
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maxDepthAllowed = tempMaxDepth;
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print("Going to take threads to maximum depth of $gNumLastDays days");
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}
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}
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if( argResults[colorArg] != null) {
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String colorGiven = argResults[colorArg].toString().toLowerCase();
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if( gColorMap.containsKey(colorGiven)) {
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String color = gColorMap[colorGiven]??"";
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if( color == "") {
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print("Invalid color.");
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} else
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{
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gCommentColor = color;
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stdout.write("Going to use color $colorGiven for text");
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if( colorGiven == "cyan") {
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gNotificationColor = greenColor;
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stdout.write(". Green as notification color");
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}
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stdout.write(".\n");
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}
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} else {
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print("Invalid color.");
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}
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}
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if( argResults[difficultyArg] != null) {
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gDifficulty = int.parse(argResults[difficultyArg]);
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if( gDifficulty > gMaxDifficultyAllowed) {
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print("Difficulty cannot be larger than $gMaxDifficultyAllowed. Going to use difficulty of $gMaxDifficultyAllowed");
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gDifficulty = gMaxDifficultyAllowed;
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}
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else {
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if( gDifficulty < 0) {
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print("Difficulty cannot be less than 0. Going to use difficulty of 0 bits.");
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} else {
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print("Going to use difficulty of value: $gDifficulty bits");
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}
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}
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}
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if( argResults[disableFileArg]) {
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gEventsFilename = "";
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print("Not going to use any file to read/write events.");
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}
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String whetherDefault = "the given ";
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if( argResults[eventFileArg] != null && !argResults[disableFileArg]) {
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if( gDefaultEventsFilename == argResults[eventFileArg]) {
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whetherDefault = " default ";
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}
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gEventsFilename = argResults[eventFileArg];
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if( gEventsFilename != "") {
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print("Going to use ${whetherDefault}file to read from and store events: $gEventsFilename");
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}
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}
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if( gEventsFilename != "") {
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print("\n");
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stdout.write('Reading events from ${whetherDefault}file.......');
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// read file events and give the events to relays from where they're picked up later
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Set<Event> eventsFromFile = await readEventsFromFile(gEventsFilename);
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setRelaysIntialEvents(eventsFromFile);
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// count events
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eventsFromFile.forEach((element) { element.eventData.kind == 1? numFileEvents++: numFileEvents;});
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print("read $numFileEvents posts from file $gEventsFilename");
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}
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// process request string. If this is blank then the application only reads from file and does not connect to internet.
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if( argResults[requestArg] != null) {
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int numWaitSeconds = gDefaultNumWaitSeconds;
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if( argResults[requestArg] != "") {
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stdout.write('Sending request ${argResults[requestArg]} and waiting for events...');
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sendRequest(gListRelayUrls, argResults[requestArg]);
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} else {
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numWaitSeconds = 0;
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gEventsFilename = ""; // so it wont write it back to keep it faster ( and since without internet no new event is there to be written )
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}
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Future.delayed(Duration(milliseconds: numWaitSeconds * 2), () {
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Set<Event> receivedEvents = getRecievedEvents();
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stdout.write("received ${receivedEvents.length - numFileEvents} events\n");
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// create tree: will process reactions, remove bots, and then create main tree
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Tree node = getTree(getRecievedEvents());
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//clearEvents(); // cause we have consumed them above
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if( gDebug > 0) stdout.write("Total events of kind 1 in created tree: ${node.count()} events\n");
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clearEvents();
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mainMenuUi(node, []);
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});
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return;
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}
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} on FormatException catch (e) {
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print(e.message);
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return;
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} on Exception catch (e) {
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print(e);
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return;
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}
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getUserEvents(gListRelayUrls, userPublicKey, gLimitPerSubscription, getSecondsDaysAgo(gDaysToGetEventsFor));
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// the default in case no arguments are given is:
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// get a user's events, then from its type 3 event, gets events of its follows,
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// then get the events of user-id's mentioned in p-tags of received events
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// then display them all
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stdout.write('Waiting for user posts to come in.....');
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Future.delayed(const Duration(milliseconds: gDefaultNumWaitSeconds), () {
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// count user events
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getRecievedEvents().forEach((element) { element.eventData.kind == 1? numUserEvents++: numUserEvents;});
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numUserEvents -= numFileEvents;
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stdout.write("...received $numUserEvents posts made by the user\n");
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if( gDebug > 0) log.info("Received user events.");
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// get the latest kind 3 event for the user, which lists his 'follows' list
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Event? contactEvent = getContactEvent(getRecievedEvents(), userPublicKey);
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// if contact list was found, get user's feed, and keep the contact list for later use
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List<String> contactList = [];
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if (contactEvent != null ) {
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if(gDebug > 0) print("In main: found contact list: \n ${contactEvent.originalJson}");
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contactList = getContactFeed(gListRelayUrls, contactEvent.eventData.contactList, gLimitPerSubscription, getSecondsDaysAgo(gDaysToGetEventsFor));
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if( !gContactLists.containsKey(userPublicKey)) {
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gContactLists[userPublicKey] = contactEvent.eventData.contactList;
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}
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} else {
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if( gDebug > 0) print( "could not find contact list");
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}
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stdout.write('Waiting for feed to come in..............');
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Future.delayed(const Duration(milliseconds: gDefaultNumWaitSeconds * 1), () {
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// count feed events
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getRecievedEvents().forEach((element) { element.eventData.kind == 1? numFeedEvents++: numFeedEvents;});
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numFeedEvents = numFeedEvents - numUserEvents - numFileEvents;
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stdout.write("received $numFeedEvents posts from the follows\n");
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if( gDebug > 0) log.info("Received feed.");
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// get mentioned ptags, and then get the events for those users
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List<String> pTags = getpTags(getRecievedEvents(), gMaxPtagsToGet);
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getMultiUserEvents(gListRelayUrls, pTags, gLimitPerSubscription, getSecondsDaysAgo(gDaysToGetEventsFor));
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stdout.write('Waiting for rest of posts to come in.....');
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Future.delayed(const Duration(milliseconds: gDefaultNumWaitSeconds * 2), () {
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// count other events
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getRecievedEvents().forEach((element) { element.eventData.kind == 1? numOtherEvents++: numOtherEvents;});
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numOtherEvents = numOtherEvents - numFeedEvents - numUserEvents - numFileEvents;
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stdout.write("received $numOtherEvents other posts\n");
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if( gDebug > 0) log.info("Received ptag events events.");
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// get all events in Tree form
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Tree node = getTree(getRecievedEvents());
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// call the mein UI function
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clearEvents();
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mainMenuUi(node, contactList);
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});
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});
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});
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} |