From 09c0d199f260e9d4f465985d3e2030e351b98751 Mon Sep 17 00:00:00 2001
From: Joshua Goins <josh@redstrate.com>
Date: Fri, 22 Sep 2023 16:39:56 -0400
Subject: [PATCH] Add support for writing chardat files

---
 src/chardat.rs | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/chardat.rs b/src/chardat.rs
index 1bde100..370db02 100644
--- a/src/chardat.rs
+++ b/src/chardat.rs
@@ -1,9 +1,9 @@
 // SPDX-FileCopyrightText: 2023 Joshua Goins <josh@redstrate.com>
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-use std::io::Cursor;
+use std::io::{BufWriter, Cursor};
 
-use binrw::BinRead;
+use binrw::{BinRead, BinWrite};
 use binrw::binrw;
 
 use crate::gamedata::MemoryBuffer;
@@ -150,4 +150,18 @@ impl CharDat {
 
         Some(CharDat::read(&mut cursor).ok()?)
     }
+
+    // Writes a new dat file
+    pub fn write_to_buffer(&self) -> Option<MemoryBuffer> {
+        let mut buffer = MemoryBuffer::new();
+
+        {
+            let cursor = Cursor::new(&mut buffer);
+            let mut writer = BufWriter::new(cursor);
+
+            self.write_le(&mut writer).unwrap();
+        }
+
+        Some(buffer)
+    }
 }
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