From 627e6b3672f6a02e2dac1e6a597088e97a9f631f Mon Sep 17 00:00:00 2001
From: denis <denismaximov98@gmail.com>
Date: Mon, 1 Mar 2021 15:19:40 +0200
Subject: [PATCH] wip: working on osapi message variants

---
 src/common/mod.rs             |  3 ++-
 src/common/os_input_output.rs | 18 +++++++++++++++++-
 src/server/mod.rs             | 11 ++++++++++-
 3 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/src/common/mod.rs b/src/common/mod.rs
index c0c35565..a5c004f9 100644
--- a/src/common/mod.rs
+++ b/src/common/mod.rs
@@ -31,7 +31,7 @@ use crate::server::start_server;
 use command_is_executing::CommandIsExecuting;
 use errors::{AppContext, ContextType, ErrorContext, PluginContext, ScreenContext};
 use input::handler::input_loop;
-use os_input_output::OsApi;
+use os_input_output::{OsApi, OsApiInstruction};
 use pty_bus::PtyInstruction;
 use screen::{Screen, ScreenInstruction};
 use serde::{Deserialize, Serialize};
@@ -51,6 +51,7 @@ pub enum ServerInstruction {
     NewClient(String),
     ToPty(PtyInstruction),
     ToScreen(ScreenInstruction),
+    OsApi(OsApiInstruction),
     DoneClosingPane,
     ClosePluginPane(u32),
     Exit,
diff --git a/src/common/os_input_output.rs b/src/common/os_input_output.rs
index 74d14036..8a8cea14 100644
--- a/src/common/os_input_output.rs
+++ b/src/common/os_input_output.rs
@@ -13,7 +13,7 @@ use std::os::unix::io::RawFd;
 use std::path::PathBuf;
 use std::process::{Child, Command};
 use std::sync::{Arc, Mutex};
-use zellij_tile::data::Palette;
+use serde::{Deserialize, Serialize};
 
 use signal_hook::{consts::signal::*, iterator::Signals};
 
@@ -269,6 +269,22 @@ impl OsApi for OsInputOutput {
     }
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub enum OsApiInstruction {
+    GetTerminalSizeUsingFd(RawFd),
+    SetTerminalSizeUsingFd(RawFd, u16, u16),
+    SetRawMode(RawFd),
+    UnsetRawMode(RawFd),
+    SpawnTerminal(Option<PathBuf>),
+    ReadFromTtyStdout(RawFd, Vec<u8>),
+    WriteToTtyStdin(RawFd, Vec<u8>),
+    TcDrain(RawFd),
+    Kill(RawFd),
+    ReadFromStdin,
+    GetStdoutWriter,
+    BoxClone
+}
+
 impl Clone for Box<dyn OsApi> {
     fn clone(&self) -> Box<dyn OsApi> {
         self.box_clone()
diff --git a/src/server/mod.rs b/src/server/mod.rs
index e71e91da..fef66366 100644
--- a/src/server/mod.rs
+++ b/src/server/mod.rs
@@ -4,7 +4,7 @@ use crate::common::{
 	ServerInstruction,
 };
 use crate::errors::{ContextType, ErrorContext, PtyContext};
-use crate::os_input_output::OsApi;
+use crate::os_input_output::{OsApi, OsApiInstruction};
 use crate::panes::PaneId;
 use crate::pty_bus::{PtyBus, PtyInstruction};
 use crate::screen::ScreenInstruction;
@@ -24,6 +24,12 @@ pub fn start_server(os_input: Box<dyn OsApi>, opts: CliArgs) -> thread::JoinHand
 
 	let server_buffer = SharedRingBuffer::create(ZELLIJ_IPC_PIPE, 8192).unwrap();
 
+        let (send_os_instructions, receive_os_instructions): ChannelWithContext<OsApiInstruction> = channel();
+        let mut send_os_instructions = SenderWithContext::new(
+            ErrorContext::new(),
+            SenderType::Sender(send_os_instructions),
+            );
+
 	// Don't use default layouts in tests, but do everywhere else
 	#[cfg(not(test))]
 	let default_layout = Some(PathBuf::from("default"));
@@ -160,6 +166,9 @@ pub fn start_server(os_input: Box<dyn OsApi>, opts: CliArgs) -> thread::JoinHand
 							.send(ClientInstruction::ToScreen(instr))
 							.unwrap();
 					}
+                                        ServerInstruction::OsApi(instr) => {
+                                            send_os_instructions.send(instr).unwrap();
+                                        }
 					ServerInstruction::DoneClosingPane => {
 						send_client_instructions[0]
 							.send(ClientInstruction::DoneClosingPane)