From cd494d0f769ec1dab7613ef14bc95c0d7d247747 Mon Sep 17 00:00:00 2001
From: Jordan Orelli <jorelli@singularity6.com>
Date: Mon, 13 Mar 2023 08:23:43 -0500
Subject: [PATCH] is this macro at all necessary

probably not
---
 .gitignore        |  2 +-
 Cargo.lock        |  5 +++++
 Cargo.toml        |  7 ++++++-
 macros/Cargo.lock |  7 +++++++
 macros/Cargo.toml |  7 +++++++
 macros/src/lib.rs | 36 ++++++++++++++++++++++++++++++++++++
 src/input.rs      | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 7 files changed, 108 insertions(+), 2 deletions(-)
 create mode 100644 macros/Cargo.lock
 create mode 100644 macros/Cargo.toml
 create mode 100644 macros/src/lib.rs

diff --git a/.gitignore b/.gitignore
index ea8c4bf..eb5a316 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-/target
+target
diff --git a/Cargo.lock b/Cargo.lock
index ad2612e..0f381d1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -23,6 +23,10 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "macros"
+version = "0.0.0"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.51"
@@ -84,6 +88,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "log",
+ "macros",
  "thiserror",
  "windows",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 0082b59..9ea573a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,12 +2,17 @@
 name = "wash"
 version = "0.1.0"
 edition = "2021"
-
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+# [workspace]
+# members = [
+#   "macros"
+# ]
+
 [dependencies]
 anyhow = "1.0"
 thiserror = "1.0"
+macros = { path = "macros" }
 
 log = "0.4"
 
diff --git a/macros/Cargo.lock b/macros/Cargo.lock
new file mode 100644
index 0000000..7afdb76
--- /dev/null
+++ b/macros/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "macros"
+version = "0.0.0"
diff --git a/macros/Cargo.toml b/macros/Cargo.toml
new file mode 100644
index 0000000..afa8efb
--- /dev/null
+++ b/macros/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "macros"
+version = "0.0.0"
+edition = "2021"
+
+[lib]
+proc-macro = true
diff --git a/macros/src/lib.rs b/macros/src/lib.rs
new file mode 100644
index 0000000..73d0ea6
--- /dev/null
+++ b/macros/src/lib.rs
@@ -0,0 +1,36 @@
+use proc_macro::{
+    TokenStream,
+    TokenTree::{self, Ident, Literal},
+};
+
+fn next_pair<I: Iterator<Item=TokenTree>>(tokens: &mut I) -> Option<(TokenTree, TokenTree)> {
+    match (tokens.next(), tokens.next()) {
+        (Some(a), Some(b)) => Some((a, b)),
+        _ => None,
+    }
+}
+
+struct Escape {
+    sequence: String,
+    name: String,
+}
+
+#[proc_macro]
+pub fn escapes(tokens: TokenStream) -> TokenStream {
+    let mut it = tokens.into_iter();
+    let mut pairs: Vec<Escape> = Vec::new();
+
+    while let Some(pair) = next_pair(&mut it) {
+        match (pair.0, pair.1) {
+            (Literal(seq), Ident(ident)) => {
+                pairs.push(Escape{
+                    sequence: seq.to_string(),
+                    name: ident.to_string(),
+                })
+            },
+            _ => panic!("bad escapes"),
+        }
+    }
+
+    TokenStream::new()
+}
diff --git a/src/input.rs b/src/input.rs
index 007dcca..5e86dd5 100644
--- a/src/input.rs
+++ b/src/input.rs
@@ -2,6 +2,7 @@ use crate::{error::Error, key, log::*};
 use anyhow::{Context, Result};
 use windows::Win32::Foundation::HANDLE;
 use windows::Win32::System::Console;
+use macros::escapes;
 
 #[allow(dead_code)]
 fn log_input_mode(mode: Console::CONSOLE_MODE) {
@@ -102,6 +103,8 @@ pub struct Reader {
     buf_len: u32,
     // the position of our current indexer into the input record buffer
     buf_idx: usize,
+
+    ctrl: bool,
 }
 
 impl Reader {
@@ -111,6 +114,7 @@ impl Reader {
             buf_len: 0,
             buf_idx: 0,
             input: stdin_handle()?,
+            ctrl: false,
         };
         v.reset()?;
         Ok(v)
@@ -155,6 +159,10 @@ impl Reader {
                 if event.wVirtualKeyCode == 0 && event.uChar.UnicodeChar == 27 {
                     return Ok(self.next_escape_sequence()?);
                 }
+                if event.wVirtualKeyCode == 17 {
+                    self.ctrl = event.bKeyDown.as_bool();
+                    debug!("ctrl {}", event.bKeyDown.as_bool());
+                }
             }
         }
         Ok(rec.into())
@@ -372,3 +380,41 @@ impl From<Console::INPUT_RECORD> for Event {
         }
     }
 }
+
+escapes! {
+    "[A" Up
+    "[B" Down
+    "[C" Right
+    "[D" Left
+    "[H" Home
+    "[F" End
+    "[3~" Delete
+    "[5~" PageUp
+    "[6~" PageDown
+
+    "[13;2u" Shift_Enter
+    "[13;5u" Ctrl_Enter
+    "[13;6u" Ctrl_Shift_Enter
+
+    "[1;2P" Shift_F1
+    "[1;2Q" Shift_F2
+    "[1;5P" Ctrl_F1
+    "[1;6P" Ctrl_Shift_F1
+    "[1;3P" Alt_F1
+    "[1;4P" Shift_Alt_F1
+
+    "OP" F1
+    "OQ" F2
+    "OR" F3
+    "OS" F4
+
+    "[15~" F5
+    "[15;2~" Shift_F5
+    "[17~" F6
+    "[18~" F7
+    "[19~" F8
+    "[24~" F12
+    "[53;5u" Ctrl_Shift_5
+}
+/*
+*/