From 3ef21e0477ac3295d4488fdb20c58679eae20ff9 Mon Sep 17 00:00:00 2001
From: David Schultz <me@zpld.me>
Date: Sat, 12 Jun 2021 00:34:00 -0500
Subject: [PATCH] support `draft/react` spec

---
 modules/ircv3_react.py | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 modules/ircv3_react.py

diff --git a/modules/ircv3_react.py b/modules/ircv3_react.py
new file mode 100644
index 00000000..8f4cd046
--- /dev/null
+++ b/modules/ircv3_react.py
@@ -0,0 +1,26 @@
+from src import IRCLine, ModuleManager, utils
+
+TAG = utils.irc.MessageTag("msgid", "draft/msgid")
+CAP = utils.irc.Capability("message-tags", "draft/message-tags-0.2")
+
+class Module(ModuleManager.BaseModule):
+    def _tagmsg(self, target, msgid, reaction):
+        return IRCLine.ParsedLine("TAGMSG", [target],
+            tags={
+                "+draft/reply": msgid,
+                "+draft/react": reaction
+            })
+    def _has_tags(self, server):
+        return server.has_capability(CAP)
+
+    def _expect_output(self, event):
+        kwarg = event["hook"].get_kwarg("expect_output", None)
+        return kwarg if not kwarg is None else event["expect_output"]
+
+    @utils.hook("preprocess.command")
+    def preprocess(self, event):
+        if self._has_tags(event["server"]) and self._expect_output(event):
+            msgid = TAG.get_value(event["line"].tags)
+            if msgid:
+                event["server"].send(self._tagmsg(event["target_str"], msgid, "👍"),
+                    immediate=True)