From 6575d23072a26e3bfd0a2105aaa04c190238a983 Mon Sep 17 00:00:00 2001
From: Srevin Saju <srevinsaju@sugarlabs.org>
Date: Sat, 1 May 2021 13:30:24 +0300
Subject: [PATCH] feat: trigger completion of commands on the input of backlash
 / char

---
 src/CMakeLists.txt          |  1 +
 src/chatdocumenthandler.cpp | 10 +++++++++-
 src/chatdocumenthandler.h   |  1 +
 src/main.cpp                |  6 ++++++
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 088203e7e..047dd6124 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -29,6 +29,7 @@ add_executable(neochat
     login.cpp
     stickerevent.cpp
     chatboxhelper.cpp
+    commandmodel.cpp
     ../res.qrc
 )
 
diff --git a/src/chatdocumenthandler.cpp b/src/chatdocumenthandler.cpp
index 994ad82e7..764dafc2e 100644
--- a/src/chatdocumenthandler.cpp
+++ b/src/chatdocumenthandler.cpp
@@ -149,7 +149,7 @@ QVariantMap ChatDocumentHandler::getAutocompletionInfo()
         };
     }
 
-    if (autoCompletePrefix.startsWith("@") || autoCompletePrefix.startsWith(":")) {
+    if (autoCompletePrefix.startsWith("@") || autoCompletePrefix.startsWith(":") || autoCompletePrefix.startsWith("/")) {
         m_autoCompleteBeginPosition = textBeforeCursor.lastIndexOf(" ") + 1; // 1 == space
 
         if (autoCompletePrefix.startsWith("@")) {
@@ -159,6 +159,14 @@ QVariantMap ChatDocumentHandler::getAutocompletionInfo()
                 {"type", AutoCompletionType::User},
             };
         }
+
+        if (autoCompletePrefix.startsWith("/")) {
+            return QVariantMap{
+                {"keyword", autoCompletePrefix},
+                {"type", AutoCompletionType::Command},
+            };
+        }
+
         return QVariantMap{
             {"keyword", autoCompletePrefix},
             {"type", AutoCompletionType::Emoji},
diff --git a/src/chatdocumenthandler.h b/src/chatdocumenthandler.h
index e014f61d9..215f96570 100644
--- a/src/chatdocumenthandler.h
+++ b/src/chatdocumenthandler.h
@@ -27,6 +27,7 @@ public:
     enum AutoCompletionType {
         User,
         Emoji,
+        Command,
         None,
         Ignore,
     };
diff --git a/src/main.cpp b/src/main.cpp
index 9777804d6..f46c0803e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -27,6 +27,7 @@
 #include "chatboxhelper.h"
 #include "chatdocumenthandler.h"
 #include "clipboard.h"
+#include "commandmodel.h"
 #include "controller.h"
 #include "csapi/joining.h"
 #include "csapi/leaving.h"
@@ -148,6 +149,11 @@ int main(int argc, char *argv[])
         Q_UNUSED(engine2);
         return new EmojiModel();
     });
+    qmlRegisterSingletonType<CommandModel>("org.kde.neochat", 1, 0, "CommandModel", [](QQmlEngine *engine2, QJSEngine *scriptEngine) -> QObject * {
+        Q_UNUSED(scriptEngine);
+        Q_UNUSED(engine2);
+        return new CommandModel();
+    });
     qmlRegisterType<SortFilterRoomListModel>("org.kde.neochat", 1, 0, "SortFilterRoomListModel");
     qmlRegisterType<DevicesModel>("org.kde.neochat", 1, 0, "DevicesModel");
     qmlRegisterUncreatableType<RoomMessageEvent>("org.kde.neochat", 1, 0, "RoomMessageEvent", "ENUM");