From dd5b80e2abaa28182b4e94362d5e98b15e12583c Mon Sep 17 00:00:00 2001
From: vishalxl <>
Date: Wed, 17 Aug 2022 05:51:48 +0530
Subject: [PATCH] printed notifications: threads with new replies are printed
 from their topmost comment

---
 bin/nostr_console.dart | 10 ++++---
 lib/tree_ds.dart       | 63 ++++++++++++++++++++++++++++++++++++++----
 2 files changed, 63 insertions(+), 10 deletions(-)

diff --git a/bin/nostr_console.dart b/bin/nostr_console.dart
index 0d73ac0..072ab75 100644
--- a/bin/nostr_console.dart
+++ b/bin/nostr_console.dart
@@ -94,8 +94,9 @@ Future<void> terminalMenuUi(Tree node, var contactList) async {
       // relays to recieve and handle new events
       const int waitMilliSeconds = 400;
       Future.delayed(const Duration(milliseconds: waitMilliSeconds), ()  {
-        print("\n\n\n\n\n\n---------------------------------------\nNotifications: Number of new events = ${getRecievedEvents().length}");
+        
         node.insertEvents(getRecievedEvents());
+        node.printThreads(getRecievedEvents());
         clearEvents();
       });
 
@@ -135,6 +136,7 @@ Future<void> terminalMenuUi(Tree node, var contactList) async {
           String sig = sign(userPrivateKey, id, "12345612345612345612345612345612");
 
           String toSendMessage = '["EVENT", {"id": "$id","pubkey": "$userPublicKey","created_at": $createdAt,"kind": 1,"tags": [$strTags],"content": "$content","sig": "$sig"}]';
+          //print(toSendMessage);
           relays.sendMessage(toSendMessage, defaultServerUrl);
           break;
 
@@ -228,17 +230,17 @@ Future<void> main(List<String> arguments) async {
         if( e.eventData.kind == 3 && latestContactsTime < e.eventData.createdAt) {
           latestContactIndex = i;
           latestContactsTime = e.eventData.createdAt;
-          print("${DateTime.now().millisecondsSinceEpoch ~/  1000}  latestContactsTime = $latestContactsTime");
+          //print("${DateTime.now().millisecondsSinceEpoch ~/  1000}  latestContactsTime = $latestContactsTime");
            
         }
       }
 
       if (latestContactIndex != -1) {
           contactList = getContactFeed(getRecievedEvents()[latestContactIndex].eventData.contactList, 300);
-          print("number of contacts = ${contactList.length}");
+          //print("number of contacts = ${contactList.length}");
       }
 
-      stdout.write('waiting for feed to come in.....');
+      stdout.write('waiting for feed to come in...............');
       Future.delayed(const Duration(milliseconds: numWaitSeconds * 1), () {
 
         // count feed events
diff --git a/lib/tree_ds.dart b/lib/tree_ds.dart
index cad0e80..be0c250 100644
--- a/lib/tree_ds.dart
+++ b/lib/tree_ds.dart
@@ -43,9 +43,12 @@ class Tree {
   bool insertEvents(List<Event> newEvents) {
     //print("In insertEvents num events: ${newEvents.length}");
     List<String> newEventsId = [];
+
     newEvents.forEach((element) { 
+      // don't process if the event is already present in the map
+      // this condition also excludes any duplicate events sent as newEvents
       if( allEvents[element.eventData.id] != null) {
-        return; // don't process if the event is already present in the map
+        return;
       }
       if( element.eventData.kind != 1) {
         return; // only kind 1 events are added to the tree
@@ -121,6 +124,53 @@ class Tree {
     }
   }
 
+  Tree getTopTree(Tree t) {
+
+    while( true) {
+      Tree? parent =  allEvents[ t.e.eventData.getParent()];
+      if( parent != null) {
+        t = parent;
+      } else {
+        break;
+      }
+    }
+    return t;
+  }
+
+  void printThreads(List<Event> events) {
+
+    // remove duplicate
+    Set temp = {};
+    events.retainWhere((x) => temp.add(x.eventData.id));
+
+    stdout.write("\n\n\n\n\n\n---------------------------------------\nNotifications:");
+    
+    if( events.isEmpty) {
+      stdout.write("No new replies/posts.");
+      return;
+    }
+
+    stdout.write("Number of new replies/posts = ${events.length}\n");
+    stdout.write("\nHere are the threads with new replies: \n\n");
+    //events.forEach((element) {element.eventData.printEventData(0);});
+
+    events.forEach((element) { 
+      // ignore if not in Tree
+      if( allEvents[element.eventData.id] == null) {
+        return;
+      }
+      if( element.eventData.kind != 1) {
+        return; // only type 1 are printed
+      }
+      Tree ?t = allEvents[element.eventData.id];
+      if( t != null) {
+        Tree topTree = getTopTree(t);
+        topTree.printTree(0, false, 0);
+        print("\n");
+      }
+
+    });
+  }
   /*
    * @getTagsFromEvent Searches for all events, and creates a json of e-tag type which can be sent with event
    *                   Also adds 'client' tag with application name.
@@ -130,6 +180,7 @@ class Tree {
     String strTags = "";
 
     if( replyToId.isEmpty) {
+      strTags += '["client","$clientName"]' ;
       return strTags;
     }
 
@@ -148,19 +199,19 @@ class Tree {
       }
     }
     
-    print("latestEventId = $latestEventId");
+    //print("latestEventId = $latestEventId");
     if( latestEventId.isNotEmpty) {
       strTags =  '["e","$latestEventId"]';
     }
 
-    /*
+    
     if( strTags != "") {
       strTags += ",";
     }
 
-    strTags += '["client", "$clientName"]' ;
-    */
-    print(strTags);
+    strTags += '["client","$clientName"]' ;
+    
+    //print(strTags);
     return strTags;
   }