From d8d3ed7f1d5c09a0266f05e3a3c801c7175972ba Mon Sep 17 00:00:00 2001
From: Yarmo Mackenbach <yarmo@yarmo.eu>
Date: Thu, 7 Apr 2022 09:26:04 +0200
Subject: Add expense sender delegation

---
 src/index.js | 37 +++++++++++++++++++++++++++++--------
 1 file changed, 29 insertions(+), 8 deletions(-)

diff --git a/src/index.js b/src/index.js
index 04170aa..dd92f9d 100644
--- a/src/index.js
+++ b/src/index.js
@@ -235,15 +235,35 @@ matrixClient.on('Room.timeline', async (event, room, toStartOfTimeline) => {
             case 'e':
             case 'exp':
             case 'expense':
-                let amount = parseFloat(args[0])
-                let description = args
-                    .slice(1)
-                    .filter((a) => {
-                        console.log(a, a[0])
-                        return a[0] !== '?'
-                    })
-                    .join(' ')
+                let from
+                let amount
+                let description
+
+                if (users.includes(args[0])) {
+                    // Use delegated sender
+                    from = parseFloat(args[0])
+                    amount = parseFloat(args[1])
+                    description = args
+                        .slice(2)
+                        .filter((a) => {
+                            console.log(a, a[0])
+                            return a[0] !== '?'
+                        })
+                        .join(' ')
+                } else {
+                    // Use event sender
+                    from = event.getSender()
+                    amount = parseFloat(args[0])
+                    description = args
+                        .slice(1)
+                        .filter((a) => {
+                            console.log(a, a[0])
+                            return a[0] !== '?'
+                        })
+                        .join(' ')
+                }
 
+                // Check amount
                 if (!amount) {
                     sendMessage(
                         room.roomId,
@@ -258,6 +278,7 @@ matrixClient.on('Room.timeline', async (event, room, toStartOfTimeline) => {
                     roomId: room.roomId,
                     userId: event.getSender(),
                     data: {
+                        from: from,
                         amount: amount,
                         currency: 'EUR',
                         description: description,
-- 
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