wallet: forgot to add file for last commit

bin/darkwallet/src/gfx/scr.rs

@@ -0,0 +1,68 @@
+/* This file is part of DarkFi (https://dark.fi)
+ *
+ * Copyright (C) 2020-2024 Dyne.org foundation
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+use async_trait::async_trait;
+use darkfi_serial::{SerialEncodable, SerialDecodable, serialize, Encodable, Decodable, deserialize};
+use std::{fs::{OpenOptions, File}, time::Instant};
+
+use super::GraphicsMethod;
+
+const FILENAME: &str = "drawinstrs.dat";
+
+#[derive(Debug, SerialEncodable, SerialDecodable)]
+struct Instruction {
+    timest: u64,
+    method: GraphicsMethod
+}
+
+pub struct DrawLog {
+    instant: Instant,
+    fd: File,
+}
+
+impl DrawLog {
+    pub fn new() -> Self {
+        let instant = Instant::now();
+        let fd = OpenOptions::new().write(true).create(true).open(FILENAME).unwrap();
+        Self {
+            instant,
+            fd,
+        }
+    }
+
+    pub fn log(&mut self, method: GraphicsMethod) {
+        let instr = Instruction {
+            timest: self.instant.elapsed().as_millis() as u64,
+            method
+        };
+        let data = serialize(&instr);
+        data.encode(&mut self.fd).unwrap();
+    }
+
+    pub fn read() -> Vec<Instruction> {
+        let mut instrs = vec![];
+        let mut f = File::open(FILENAME).unwrap();
+        loop {
+            let Ok(data) = Vec::<u8>::decode(&mut f) else { break };
+
+            let instr: Instruction = deserialize(&data).unwrap();
+        }
+        instrs
+    }
+}
+