From 073d0bbfc09ed8b068e2ad9b7da92a15006b7bf8 Mon Sep 17 00:00:00 2001
From: Aleteoryx <alyx@aleteoryx.me>
Date: Mon, 2 Sep 2024 16:21:43 -0400
Subject: [PATCH] that's a basic nex guy done

---
 nex.nelua    | 15 +++++++++++++++
 socket.nelua | 37 ++++++++++++++++++++++++-------------
 2 files changed, 39 insertions(+), 13 deletions(-)
 create mode 100644 nex.nelua

diff --git a/nex.nelua b/nex.nelua
new file mode 100644
index 0000000..9379752
--- /dev/null
+++ b/nex.nelua
@@ -0,0 +1,15 @@
+local socket = require 'socket'
+
+socket.listen_tcp("127.0.0.1:1900", function()
+  local line = socket.recv_line():gsub("\r", "")
+
+  if line:subview(1, 1) == "/" then line = line:subview(2) end
+
+  if line == "" then
+    socket.send_line("Hello!\nThis is the index page!\n\nThe protocol's originator:\n=> nex://nightfall.city")
+  else
+    socket.send_line("Page not Found.")
+  end
+
+  socket.end_conn()
+end)
diff --git a/socket.nelua b/socket.nelua
index 58e89cc..c53a74b 100644
--- a/socket.nelua
+++ b/socket.nelua
@@ -4,7 +4,6 @@
   but for now it's a standalone function.
 ]]
 
--- ## pragmas.nogc = true
 
 -- c imports
 ## cinclude '<sys/socket.h>'
@@ -69,6 +68,9 @@ local function c_close(fd: cint): cint <cimport 'close', nodecl> end
 
 -- end c imports
 
+
+local export = @record{}
+
 require 'string'
 require 'hashmap'
 require 'stringbuilder'
@@ -195,7 +197,7 @@ function handler_state:step(epfd: cint, key: uint32): (boolean)
   return true
 end
 
-local function listen_sock(sock: cint, handler: function(): void): void
+function export.listen_sock(sock: cint, handler: function(): void): void
   die_errno(c_listen(sock, 32) ~= 0, "couldn't listen on TCP socket")
   local epfd = c_epoll_create(0)
   die_errno(epfd == -1, "couldn't create epoll instance")
@@ -253,7 +255,7 @@ local function listen_sock(sock: cint, handler: function(): void): void
   end
 end
 
-local function listen_tcp(address: string, handler: function(): void): void
+function export.listen_tcp(address: string, handler: function(): void): void
   local matched, matches = string.match(address, inet_re)
   if matched then
     local c_err: cint = 0
@@ -282,17 +284,26 @@ local function listen_tcp(address: string, handler: function(): void): void
 
     defer c_close(fd) end
 
-    listen_sock(fd, handler)
+    export.listen_sock(fd, handler)
   end
 end
 
-listen_tcp("127.0.0.1:1901", function()
-  local line: string
-  repeat
-    coroutine.yield(handler_req.read_line)
-    coroutine.running():pop(&line)
-    coroutine.running():push(line.."\n")
-    coroutine.yield(handler_req.write)
-  until line == "bye"
+function export.end_conn(): void
   coroutine.yield(handler_req.close)
-end)
+end
+function export.send(line: string): void
+  coroutine.running():push(line)
+  coroutine.yield(handler_req.write)
+end
+function export.send_line(line: string): void
+  coroutine.running():push(line.."\n")
+  coroutine.yield(handler_req.write)
+end
+function export.recv_line(): string
+  local line: string
+  coroutine.yield(handler_req.read_line)
+  coroutine.running():pop(&line)
+  return line
+end
+
+return export
-- 
2.45.2