From 240e52e3e7eb20ac8fc9fe281b42b69bcb68c8e0 Mon Sep 17 00:00:00 2001
From: Andrea <andrea@bruschetta.cc>
Date: Fri, 29 Nov 2024 20:26:23 +0100
Subject: [PATCH] Add configuration file and enhance client functionality with
 encryption

---
 .vscode/settings.json |  22 ++
 Cargo.lock            | 740 +++++++++++++++++++-----------------------
 Cargo.toml            |  11 +-
 config.toml           |   1 +
 src/main.rs           | 183 ++++++++---
 5 files changed, 512 insertions(+), 445 deletions(-)
 create mode 100644 .vscode/settings.json
 create mode 100644 config.toml

diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..b92839d
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,22 @@
+{
+    "workbench.colorCustomizations": {
+        "activityBar.activeBackground": "#65c89b",
+        "activityBar.background": "#65c89b",
+        "activityBar.foreground": "#15202b",
+        "activityBar.inactiveForeground": "#15202b99",
+        "activityBarBadge.background": "#945bc4",
+        "activityBarBadge.foreground": "#e7e7e7",
+        "commandCenter.border": "#15202b99",
+        "sash.hoverBorder": "#65c89b",
+        "statusBar.background": "#42b883",
+        "statusBar.foreground": "#15202b",
+        "statusBarItem.hoverBackground": "#359268",
+        "statusBarItem.remoteBackground": "#42b883",
+        "statusBarItem.remoteForeground": "#15202b",
+        "titleBar.activeBackground": "#42b883",
+        "titleBar.activeForeground": "#15202b",
+        "titleBar.inactiveBackground": "#42b88399",
+        "titleBar.inactiveForeground": "#15202b99"
+    },
+    "peacock.color": "#42b883"
+}
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index c7e333a..68ce80c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -17,6 +17,41 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "512761e0bb2578dd7380c6baaa0f4ce03e84f95e960231d1dec8bf4d7d6e2627"
 
+[[package]]
+name = "aead"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d122413f284cf2d62fb1b7db97e02edb8cda96d769b16e443a4f6195e35662b0"
+dependencies = [
+ "crypto-common",
+ "generic-array",
+]
+
+[[package]]
+name = "aes"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
+dependencies = [
+ "cfg-if",
+ "cipher",
+ "cpufeatures",
+]
+
+[[package]]
+name = "aes-gcm"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "831010a0f742e1209b3bcea8fab6a8e149051ba6099432c8cb2cc117dec3ead1"
+dependencies = [
+ "aead",
+ "aes",
+ "cipher",
+ "ctr",
+ "ghash",
+ "subtle",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "1.1.3"
@@ -26,12 +61,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "allocator-api2"
-version = "0.2.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45862d1c77f2228b9e10bc609d5bc203d86ebc9b87ad8d5d5167a6c9abf739d9"
-
 [[package]]
 name = "anstream"
 version = "0.6.18"
@@ -102,33 +131,30 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "base64"
+version = "0.21.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
+
 [[package]]
 name = "bitflags"
 version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b048fb63fd8b5923fc5aa7b340d8e156aec7ec02f0c78fa8a6ddc2613f6f71de"
 
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
 [[package]]
 name = "bytes"
 version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ac0150caa2ae65ca5bd83f25c7de183dea78d4d366469f148435e2acfbad0da"
 
-[[package]]
-name = "cassowary"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df8670b8c7b9dae1793364eafadf7239c40d669904660c5960d74cfd80b46a53"
-
-[[package]]
-name = "castaway"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0abae9be0aaf9ea96a3b1b8b1b55c602ca751eba1b1500220cea4ecbafe7c0d5"
-dependencies = [
- "rustversion",
-]
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -139,13 +165,28 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 name = "chatclient"
 version = "0.1.0"
 dependencies = [
+ "aes-gcm",
+ "base64",
  "colog",
- "crossterm",
- "futures",
+ "crypto",
  "log",
- "ratatui",
+ "rand",
+ "rand_core",
+ "serde",
  "tokio",
  "tokio-util",
+ "toml",
+ "x25519-dalek",
+]
+
+[[package]]
+name = "cipher"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773f3b9af64447d2ce9850330c473515014aa235e6a783b02db81ff39e4a3dad"
+dependencies = [
+ "crypto-common",
+ "inout",
 ]
 
 [[package]]
@@ -176,91 +217,69 @@ dependencies = [
 ]
 
 [[package]]
-name = "compact_str"
-version = "0.8.0"
+name = "cpufeatures"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6050c3a16ddab2e412160b31f2c871015704239bca62f72f6e5f0be631d3f644"
+checksum = "16b80225097f2e5ae4e7179dd2266824648f3e2f49d9134d584b76389d31c4c3"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "crypto"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf1e6e5492f8f0830c37f301f6349e0dac8b2466e4fe89eef90e9eef906cd046"
+dependencies = [
+ "crypto-common",
+]
+
+[[package]]
+name = "crypto-common"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
+dependencies = [
+ "generic-array",
+ "rand_core",
+ "typenum",
+]
+
+[[package]]
+name = "ctr"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0369ee1ad671834580515889b80f2ea915f23b8be8d0daa4bbaf2ac5c7590835"
+dependencies = [
+ "cipher",
+]
+
+[[package]]
+name = "curve25519-dalek"
+version = "4.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97fb8b7c4503de7d6ae7b42ab72a5a59857b4c937ec27a3d4539dba95b5ab2be"
 dependencies = [
- "castaway",
  "cfg-if",
- "itoa",
- "rustversion",
- "ryu",
- "static_assertions",
+ "cpufeatures",
+ "curve25519-dalek-derive",
+ "fiat-crypto",
+ "rustc_version",
+ "subtle",
+ "zeroize",
 ]
 
 [[package]]
-name = "crossterm"
-version = "0.28.1"
+name = "curve25519-dalek-derive"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "829d955a0bb380ef178a640b91779e3987da38c9aea133b20614cfed8cdea9c6"
+checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
- "bitflags",
- "crossterm_winapi",
- "mio",
- "parking_lot",
- "rustix",
- "signal-hook",
- "signal-hook-mio",
- "winapi",
-]
-
-[[package]]
-name = "crossterm_winapi"
-version = "0.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "acdd7c62a3665c7f6830a51635d9ac9b23ed385797f70a83bb8bafe9c572ab2b"
-dependencies = [
- "winapi",
-]
-
-[[package]]
-name = "darling"
-version = "0.20.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f63b86c8a8826a49b8c21f08a2d07338eec8d900540f8630dc76284be802989"
-dependencies = [
- "darling_core",
- "darling_macro",
-]
-
-[[package]]
-name = "darling_core"
-version = "0.20.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95133861a8032aaea082871032f5815eb9e98cef03fa916ab4500513994df9e5"
-dependencies = [
- "fnv",
- "ident_case",
  "proc-macro2",
  "quote",
- "strsim",
  "syn",
 ]
 
-[[package]]
-name = "darling_macro"
-version = "0.20.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
-dependencies = [
- "darling_core",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "diff"
-version = "0.1.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56254986775e3233ffa9c4d7d3faaf6d36a2c09d30b20687e9f88bc8bafc16c8"
-
-[[package]]
-name = "either"
-version = "1.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
-
 [[package]]
 name = "env_filter"
 version = "0.1.2"
@@ -291,51 +310,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
 [[package]]
-name = "errno"
-version = "0.3.9"
+name = "fiat-crypto"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "534c5cf6194dfab3db3242765c03bbe257cf92f22b38f6bc0c58d59108a820ba"
-dependencies = [
- "libc",
- "windows-sys 0.52.0",
-]
-
-[[package]]
-name = "fnv"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
-
-[[package]]
-name = "foldhash"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f81ec6369c545a7d40e4589b5597581fa1c441fe1cce96dd1de43159910a36a2"
-
-[[package]]
-name = "futures"
-version = "0.3.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-channel"
-version = "0.3.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
-dependencies = [
- "futures-core",
- "futures-sink",
-]
+checksum = "28dea519a9695b9977216879a3ebfddf92f1c08c05d984f8996aecd6ecdc811d"
 
 [[package]]
 name = "futures-core"
@@ -343,34 +321,6 @@ version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
 
-[[package]]
-name = "futures-executor"
-version = "0.3.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e28d1d997f585e54aebc3f97d39e72338912123a67330d723fdbb564d646c9f"
-dependencies = [
- "futures-core",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-io"
-version = "0.3.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e5c1b78ca4aae1ac06c48a526a655760685149f0d465d21f37abfe57ce075c6"
-
-[[package]]
-name = "futures-macro"
-version = "0.3.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "futures-sink"
 version = "0.3.31"
@@ -378,27 +328,34 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e575fab7d1e0dcb8d0c7bcf9a63ee213816ab51902e6d244a95819acacf1d4f7"
 
 [[package]]
-name = "futures-task"
-version = "0.3.31"
+name = "generic-array"
+version = "0.14.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
+dependencies = [
+ "typenum",
+ "version_check",
+]
 
 [[package]]
-name = "futures-util"
-version = "0.3.31"
+name = "getrandom"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
+checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7"
 dependencies = [
- "futures-channel",
- "futures-core",
- "futures-io",
- "futures-macro",
- "futures-sink",
- "futures-task",
- "memchr",
- "pin-project-lite",
- "pin-utils",
- "slab",
+ "cfg-if",
+ "libc",
+ "wasi",
+]
+
+[[package]]
+name = "ghash"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0d8a4362ccb29cb0b265253fb0a2728f592895ee6854fd9bc13f2ffda266ff1"
+dependencies = [
+ "opaque-debug",
+ "polyval",
 ]
 
 [[package]]
@@ -412,17 +369,6 @@ name = "hashbrown"
 version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
-dependencies = [
- "allocator-api2",
- "equivalent",
- "foldhash",
-]
-
-[[package]]
-name = "heck"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "hermit-abi"
@@ -437,29 +383,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
-name = "ident_case"
-version = "1.0.1"
+name = "indexmap"
+version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
-
-[[package]]
-name = "indoc"
-version = "2.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b248f5224d1d606005e02c97f5aa4e88eeb230488bcc03bc9ca4d7991399f2b5"
-
-[[package]]
-name = "instability"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b829f37dead9dc39df40c2d3376c179fdfd2ac771f53f55d3c30dc096a3c0c6e"
+checksum = "707907fe3c25f5424cce2cb7e1cbcafee6bdbe735ca90ef77c29e84591e5b9da"
 dependencies = [
- "darling",
- "indoc",
- "pretty_assertions",
- "proc-macro2",
- "quote",
- "syn",
+ "equivalent",
+ "hashbrown",
+]
+
+[[package]]
+name = "inout"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0c10553d664a4d0bcff9f4215d0aac67a639cc68ef660840afe309b807bc9f5"
+dependencies = [
+ "generic-array",
 ]
 
 [[package]]
@@ -468,21 +407,6 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
-[[package]]
-name = "itertools"
-version = "0.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
-dependencies = [
- "either",
-]
-
-[[package]]
-name = "itoa"
-version = "1.0.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "540654e97a3f4470a492cd30ff187bc95d89557a903a2bbf112e2fae98104ef2"
-
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -495,12 +419,6 @@ version = "0.2.164"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "433bfe06b8c75da9b2e3fbea6e5329ff87748f0b144ef75306e674c3f6f7c13f"
 
-[[package]]
-name = "linux-raw-sys"
-version = "0.4.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
-
 [[package]]
 name = "lock_api"
 version = "0.4.12"
@@ -517,15 +435,6 @@ version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
 
-[[package]]
-name = "lru"
-version = "0.12.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
-dependencies = [
- "hashbrown",
-]
-
 [[package]]
 name = "memchr"
 version = "2.7.4"
@@ -549,7 +458,6 @@ checksum = "80e04d1dcff3aae0704555fe5fee3bcfaf3d1fdf8a7e521d5b9d2b42acb52cec"
 dependencies = [
  "hermit-abi",
  "libc",
- "log",
  "wasi",
  "windows-sys 0.52.0",
 ]
@@ -563,6 +471,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "opaque-debug"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
+
 [[package]]
 name = "parking_lot"
 version = "0.12.3"
@@ -586,12 +500,6 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
-[[package]]
-name = "paste"
-version = "1.0.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
-
 [[package]]
 name = "pin-project-lite"
 version = "0.2.15"
@@ -599,19 +507,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "915a1e146535de9163f3987b8944ed8cf49a18bb0056bcebcdcece385cece4ff"
 
 [[package]]
-name = "pin-utils"
-version = "0.1.0"
+name = "polyval"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+checksum = "9d1fe60d06143b2430aa532c94cfe9e29783047f06c0d7fd359a9a51b729fa25"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "opaque-debug",
+ "universal-hash",
+]
 
 [[package]]
-name = "pretty_assertions"
-version = "1.4.1"
+name = "ppv-lite86"
+version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ae130e2f271fbc2ac3a40fb1d07180839cdbbe443c7a27e1e3c13c5cac0116d"
+checksum = "77957b295656769bb8ad2b6a6b09d897d94f05c41b069aede1fcdaa675eaea04"
 dependencies = [
- "diff",
- "yansi",
+ "zerocopy",
 ]
 
 [[package]]
@@ -633,24 +546,33 @@ dependencies = [
 ]
 
 [[package]]
-name = "ratatui"
-version = "0.29.0"
+name = "rand"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eabd94c2f37801c20583fc49dd5cd6b0ba68c716787c2dd6ed18571e1e63117b"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "bitflags",
- "cassowary",
- "compact_str",
- "crossterm",
- "indoc",
- "instability",
- "itertools",
- "lru",
- "paste",
- "strum",
- "unicode-segmentation",
- "unicode-truncate",
- "unicode-width 0.2.0",
+ "libc",
+ "rand_chacha",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom",
 ]
 
 [[package]]
@@ -698,30 +620,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f"
 
 [[package]]
-name = "rustix"
-version = "0.38.41"
+name = "rustc_version"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7f649912bc1495e167a6edee79151c84b1bad49748cb4f1f1167f459f6224f6"
+checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
 dependencies = [
- "bitflags",
- "errno",
- "libc",
- "linux-raw-sys",
- "windows-sys 0.52.0",
+ "semver",
 ]
 
-[[package]]
-name = "rustversion"
-version = "1.0.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e819f2bc632f285be6d7cd36e25940d45b2391dd6d9b939e79de557f7014248"
-
-[[package]]
-name = "ryu"
-version = "1.0.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
-
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -729,24 +635,38 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
-name = "signal-hook"
-version = "0.3.17"
+name = "semver"
+version = "1.0.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8621587d4798caf8eb44879d42e56b9a93ea5dcd315a6487c357130095b62801"
+checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
+
+[[package]]
+name = "serde"
+version = "1.0.215"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6513c1ad0b11a9376da888e3e0baa0077f1aed55c17f50e7b2397136129fb88f"
 dependencies = [
- "libc",
- "signal-hook-registry",
+ "serde_derive",
 ]
 
 [[package]]
-name = "signal-hook-mio"
-version = "0.2.4"
+name = "serde_derive"
+version = "1.0.215"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34db1a06d485c9142248b7a054f034b349b212551f3dfd19c94d45a754a217cd"
+checksum = "ad1e866f866923f252f05c889987993144fb74e722403468a4ebd70c3cd756c0"
 dependencies = [
- "libc",
- "mio",
- "signal-hook",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_spanned"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87607cb1398ed59d48732e575a4c28a7a8ebf2454b964fe3f224f2afc07909e1"
+dependencies = [
+ "serde",
 ]
 
 [[package]]
@@ -758,15 +678,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "slab"
-version = "0.4.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f92a496fb766b417c996b9c5e57daf2f7ad3b0bebe1ccfca4856390e3d3bb67"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "smallvec"
 version = "1.13.2"
@@ -784,38 +695,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "static_assertions"
-version = "1.1.0"
+name = "subtle"
+version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
-
-[[package]]
-name = "strsim"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
-
-[[package]]
-name = "strum"
-version = "0.26.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fec0f0aef304996cf250b31b5a10dee7980c85da9d759361292b8bca5a18f06"
-dependencies = [
- "strum_macros",
-]
-
-[[package]]
-name = "strum_macros"
-version = "0.26.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c6bee85a5a24955dc440386795aa378cd9cf82acd5f764469152d2270e581be"
-dependencies = [
- "heck",
- "proc-macro2",
- "quote",
- "rustversion",
- "syn",
-]
+checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
 [[package]]
 name = "syn"
@@ -870,6 +753,46 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "toml"
+version = "0.8.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1ed1f98e3fdc28d6d910e6737ae6ab1a93bf1985935a1193e68f93eeb68d24e"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
+[[package]]
+name = "toml_datetime"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "toml_edit"
+version = "0.22.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ae48d6208a266e853d946088ed816055e556cc6028c5e8e2b84d9fa5dd7c7f5"
+dependencies = [
+ "indexmap",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "winnow",
+]
+
+[[package]]
+name = "typenum"
+version = "1.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.14"
@@ -877,68 +800,33 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "adb9e6ca4f869e1180728b7950e35922a7fc6397f7b641499e8f3ef06e50dc83"
 
 [[package]]
-name = "unicode-segmentation"
-version = "1.12.0"
+name = "universal-hash"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6ccf251212114b54433ec949fd6a7841275f9ada20dddd2f29e9ceea4501493"
-
-[[package]]
-name = "unicode-truncate"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3644627a5af5fa321c95b9b235a72fd24cd29c648c2c379431e6628655627bf"
+checksum = "fc1de2c688dc15305988b563c3854064043356019f97a4b46276fe734c4f07ea"
 dependencies = [
- "itertools",
- "unicode-segmentation",
- "unicode-width 0.1.14",
+ "crypto-common",
+ "subtle",
 ]
 
-[[package]]
-name = "unicode-width"
-version = "0.1.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
-
-[[package]]
-name = "unicode-width"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fc81956842c57dac11422a97c3b8195a1ff727f06e85c84ed2e8aa277c9a0fd"
-
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
+[[package]]
+name = "version_check"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
+
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
-[[package]]
-name = "winapi"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
-dependencies = [
- "winapi-i686-pc-windows-gnu",
- "winapi-x86_64-pc-windows-gnu",
-]
-
-[[package]]
-name = "winapi-i686-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-
-[[package]]
-name = "winapi-x86_64-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
 [[package]]
 name = "windows-sys"
 version = "0.48.0"
@@ -1088,7 +976,63 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
 [[package]]
-name = "yansi"
-version = "1.0.1"
+name = "winnow"
+version = "0.6.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfe53a6657fd280eaa890a3bc59152892ffa3e30101319d168b781ed6529b049"
+checksum = "36c1fec1a2bb5866f07c25f68c26e565c4c200aebb96d7e55710c19d3e8ac49b"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "x25519-dalek"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7e468321c81fb07fa7f4c636c3972b9100f0346e5b6a9f2bd0603a52f7ed277"
+dependencies = [
+ "curve25519-dalek",
+ "rand_core",
+ "serde",
+ "zeroize",
+]
+
+[[package]]
+name = "zerocopy"
+version = "0.7.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b9b4fd18abc82b8136838da5d50bae7bdea537c574d8dc1a34ed098d6c166f0"
+dependencies = [
+ "byteorder",
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.7.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "zeroize"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
+dependencies = [
+ "zeroize_derive",
+]
+
+[[package]]
+name = "zeroize_derive"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
diff --git a/Cargo.toml b/Cargo.toml
index c98677e..17aa54c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,9 +5,14 @@ edition = "2021"
 
 [dependencies]
 colog = "1.3.0"
-crossterm = "0.28.1"
-futures = "0.3.31"
 log = "0.4.22"
-ratatui = "0.29.0"
 tokio = { version = "1.41.1", features = ["full"] }
 tokio-util = { version = "0.7.12", features = ["codec"] }
+serde = { version="1.0", features=["derive"] }
+toml = "0.8.19"
+x25519-dalek = "2.0.0-rc.3"
+aes-gcm = "0.10.3"
+rand = "0.8.5"
+rand_core = "0.6.4"
+crypto = "0.5.1"
+base64 = "0.21"
diff --git a/config.toml b/config.toml
new file mode 100644
index 0000000..a67bf90
--- /dev/null
+++ b/config.toml
@@ -0,0 +1 @@
+ip = '127.0.0.1'
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 194172f..de55e38 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,65 +1,160 @@
-use futures::{SinkExt, StreamExt};
-use log::info;
+use aes_gcm::{
+    aead::{Aead, KeyInit, OsRng},
+    Aes256Gcm, Key, Nonce,
+};
+use base64::{engine::general_purpose::STANDARD as BASE64, Engine as _};
+use colog;
+use log::{error, info, warn};
+use serde::Deserialize;
+use std::fs;
+use tokio::io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader};
 use tokio::net::TcpStream;
-use tokio::sync::mpsc;
-use tokio_util::codec::{Framed, LinesCodec};
+use x25519_dalek::{EphemeralSecret, PublicKey};
+
+#[derive(Deserialize)]
+struct Config {
+    ip: String,
+    port: Option<u16>,
+}
 
 #[tokio::main]
 async fn main() {
     colog::init();
 
-    info!("Client");
-    info!("Enter Server Address");
-    let addr: String = read_string();
-    info!("Server address: {}", &addr);
+    let contents =
+        fs::read_to_string("config.toml").expect("Should have been able to read the file");
+    let config: Config =
+        toml::from_str(&contents).expect("Should have been able to parse the file");
 
-    let stream = TcpStream::connect(addr)
+    let port = config.port.unwrap_or(8080);
+    info!("Connecting to server at {}:{}", config.ip, port);
+
+    // Connect to the server
+    let stream = TcpStream::connect(format!("{}:{}", config.ip, port))
         .await
-        .expect("Could not connect to server");
+        .unwrap();
 
-    info!("Connected to server");
+    let (reader, mut writer) = stream.into_split();
+    let mut reader = BufReader::new(reader);
 
-    let (tx, mut rx) = mpsc::channel::<String>(32);
-    let mut frame = Framed::new(stream, LinesCodec::new());
+    info!("Generating the Keys");
+
+    let client_secret = EphemeralSecret::random_from_rng(OsRng);
+    let client_public = PublicKey::from(&client_secret);
+
+    writer.write_all(client_public.as_bytes()).await.unwrap();
+
+    let mut server_public_bytes = [0u8; 32];
+    reader.read_exact(&mut server_public_bytes).await.unwrap();
+
+    let server_public = PublicKey::from(server_public_bytes);
+    let shared_secret = client_secret.diffie_hellman(&server_public);
+
+    info!("Shared Secret: {:?}", shared_secret.as_bytes());
+    info!("Server public key: {:?}", server_public.as_bytes());
+
+    let key = Key::<Aes256Gcm>::from_slice(shared_secret.as_bytes());
+    let cipher_reader = Aes256Gcm::new(&key);
+    let cipher_writer = Aes256Gcm::new(&key);
+    let nonce_reader = Nonce::from_slice(b"unique nonce"); // 96-bits; fixed nonce
+    let nonce_writer = nonce_reader.clone();
+
+    warn!("Nonce: {:?}", nonce_reader);
+    info!("Starting the chat");
+
+    // Task for sending user input to the server
+    let send_task = tokio::spawn(async move {
+        let stdin = tokio::io::stdin();
+        let mut stdin_reader = BufReader::new(stdin);
+        let mut input = String::new();
 
-    // Spawn a single task to handle both sending and receiving
-    let network_task = tokio::spawn(async move {
         loop {
-            tokio::select! {
-                Some(Ok(line)) = frame.next() => {
-                    info!("Received: {}", line);
+            input.clear();
+            print!("Enter message: ");
+            tokio::io::stdout().flush().await.unwrap();
+
+            stdin_reader.read_line(&mut input).await.unwrap();
+
+            if input.trim().is_empty() {
+                continue;
+            }
+
+            if input.trim() == "/quit" {
+                info!("Disconnecting from server");
+                break;
+            }
+
+            // Encrypt the input
+            let encrypted = match cipher_writer.encrypt(&nonce_writer, input.trim().as_bytes()) {
+                Ok(encrypted) => encrypted,
+                Err(e) => {
+                    error!("Encryption error: {}", e);
+                    continue;
                 }
-                Some(message) = rx.recv() => {
-                    if let Err(e) = frame.send(message).await {
-                        info!("Failed to send message: {}", e);
-                        break;
-                    }
-                }
-                else => break,
+            };
+
+            let encoded = BASE64.encode(&encrypted);
+
+            if let Err(e) = writer.write_all((encoded + "\n").as_bytes()).await {
+                error!("Failed to send message: {}", e);
+                break;
             }
         }
     });
 
-    // Main loop for reading user input
-    loop {
-        info!("Enter message to send:");
-        let message = read_string();
-        if let Err(e) = tx.send(message).await {
-            info!("Failed to send to channel: {}", e);
-            break;
+    // Task for receiving messages from the server
+    let receive_task = tokio::spawn(async move {
+        let mut line = String::new();
+        loop {
+            line.clear();
+            match reader.read_line(&mut line).await {
+                Ok(0) => {
+                    // Server closed connection
+                    info!("\nServer disconnected");
+                    break;
+                }
+                Ok(_) => {
+                    let decoded = match BASE64.decode(line.trim()) {
+                        Ok(decoded) => decoded,
+                        Err(e) => {
+                            error!("Base64 decode error: {}", e);
+                            continue;
+                        }
+                    };
+
+                    let decrypted = match cipher_reader.decrypt(&nonce_reader, &*decoded) {
+                        Ok(decrypted) => decrypted,
+                        Err(e) => {
+                            error!("Decryption error: {}", e);
+                            continue;
+                        }
+                    };
+
+                    let message = match String::from_utf8(decrypted) {
+                        Ok(msg) => msg,
+                        Err(e) => {
+                            error!("UTF-8 conversion error: {}", e);
+                            continue;
+                        }
+                    };
+
+                    info!("\nReceived: {}", message.trim());
+                    info!("Enter message: ");
+                    tokio::io::stdout().flush().await.unwrap();
+                }
+                Err(e) => {
+                    error!("Error reading from server: {}", e);
+                    break;
+                }
+            }
         }
+    });
+
+    // Wait for tasks to complete
+    tokio::select! {
+        _ = send_task => (),
+        _ = receive_task => (),
     }
 
-    // Wait for the network and heartbeat tasks to complete
-    if let Err(e) = network_task.await {
-        info!("Network task failed: {}", e);
-    }
-}
-
-fn read_string() -> String {
-    let mut input = String::new();
-    std::io::stdin()
-        .read_line(&mut input)
-        .expect("can not read user input");
-    input.trim().to_string()
+    info!("Client exiting");
 }