From f9d769883ca6de0d69309a2d09df8e2e63221e26 Mon Sep 17 00:00:00 2001
From: MarcoPolo-PasTonMolo <marcopolopastonmolo@protonmail.com>
Date: Sun, 22 Aug 2021 16:34:24 +0300
Subject: [PATCH] Adds quote functionality

---
 .../conversation_view.vala                    |  4 +++
 .../message_widget.vala                       | 11 ++++++++
 main/src/ui/conversation_view.vala            | 27 +++++++++++++++++++
 3 files changed, 42 insertions(+)

diff --git a/main/src/ui/conversation_content_view/conversation_view.vala b/main/src/ui/conversation_content_view/conversation_view.vala
index 00140f53..b1964ba0 100644
--- a/main/src/ui/conversation_content_view/conversation_view.vala
+++ b/main/src/ui/conversation_content_view/conversation_view.vala
@@ -10,6 +10,7 @@ namespace Dino.Ui.ConversationSummary {
 [GtkTemplate (ui = "/im/dino/Dino/conversation_content_view/view.ui")]
 public class ConversationView : Box, Plugins.ConversationItemCollection, Plugins.NotificationCollection {
 
+    public signal void on_quote_text(string nick, string text);
     public Conversation? conversation { get; private set; }
 
     [GtkChild] public unowned ScrolledWindow scrolled;
@@ -315,6 +316,9 @@ public class ConversationView : Box, Plugins.ConversationItemCollection, Plugins
             insert_new(item);
             if (item as ContentMetaItem != null) {
                 content_items.add(item);
+
+                MessageMetaItem current_item = item as MessageMetaItem;
+                current_item.on_quote_text.connect((t, nick, text) => on_quote_text(nick, text));
             }
             meta_items.add(item);
         }
diff --git a/main/src/ui/conversation_content_view/message_widget.vala b/main/src/ui/conversation_content_view/message_widget.vala
index e7bd1282..fd668bfe 100644
--- a/main/src/ui/conversation_content_view/message_widget.vala
+++ b/main/src/ui/conversation_content_view/message_widget.vala
@@ -10,6 +10,7 @@ namespace Dino.Ui.ConversationSummary {
 
 public class MessageMetaItem : ContentMetaItem {
 
+    public signal void on_quote_text(string nick, string text);
     private StreamInteractor stream_interactor;
     private MessageItemWidget message_item_widget;
     private MessageItem message_item;
@@ -54,6 +55,16 @@ public class MessageMetaItem : ContentMetaItem {
             };
             actions.add(action1);
         }
+
+        Plugins.MessageAction action2 = new Plugins.MessageAction();
+        action2.icon_name = "go-previous-symbolic-rtl";
+        action2.callback = (button, content_meta_item_activated, widget) => {
+            string nick = Util.get_participant_display_name(stream_interactor, message_item.conversation, message_item.message.from);
+            string text_to_quote = ((MessageItem) message_item_widget.content_item).message.body;
+            on_quote_text(nick, text_to_quote);
+        };
+        actions.add(action2);
+
         return actions;
     }
 
diff --git a/main/src/ui/conversation_view.vala b/main/src/ui/conversation_view.vala
index af7e32c1..6015b2c9 100644
--- a/main/src/ui/conversation_view.vala
+++ b/main/src/ui/conversation_view.vala
@@ -17,6 +17,33 @@ public class ConversationView : Gtk.Overlay {
 
     construct {
         white_revealer.notify["child-revealed"].connect_after(on_child_revealed_changed);
+        conversation_frame.on_quote_text.connect((t, nick, text) => on_quote_text(nick, text));
+    }
+
+    public void on_quote_text(string nick, string text) {
+        unowned TextBuffer buffer = chat_input.chat_text_view.text_view.buffer;
+        string text_to_quote = text;
+
+        Regex quotes = new Regex("((?<=\n)>.*(\n|$))|(^>.*(\n|$))");
+        Regex whitespace = new Regex("(\n *){2,}");
+        Regex first_column = new Regex("(^|\n)(.+)");
+        Regex end = new Regex("\n*$");
+
+        text_to_quote = quotes.replace(text_to_quote, -1, 0, "");
+        text_to_quote = whitespace.replace(text_to_quote, -1, 0, "\n");
+        text_to_quote = "%s: %s".printf(nick, text_to_quote);
+
+        text_to_quote = first_column.replace(text_to_quote, -1, 0, "\\1> \\2");
+
+        string to_replace = "\n";
+        if(buffer.cursor_position > 0) {
+            to_replace = "";
+            text_to_quote = "\n" + text_to_quote;
+        }
+
+        text_to_quote = end.replace(text_to_quote, -1, 0, to_replace);
+
+        buffer.insert_at_cursor(text_to_quote, -1);
     }
 
     public void add_overlay_dialog(Widget widget) {