From 34487833bdec3aeb42c4db7300cb3eaf8a6945cf Mon Sep 17 00:00:00 2001
From: Caleb Webber <caleb@codingthemsoftly.com>
Date: Tue, 5 Mar 2024 20:49:03 -0500
Subject: [PATCH] start is_prime challenge

---
 Cargo.lock          | 82 +++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml          |  2 ++
 src/bin/is_prime.rs | 70 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 154 insertions(+)
 create mode 100644 src/bin/is_prime.rs

diff --git a/Cargo.lock b/Cargo.lock
index b09b82e..d50d737 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,6 +2,88 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "itoa"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.78"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2422ad645d89c99f8f3e6b88a9fdeca7fabeac836b1002371c4367c8f984aae"
+dependencies = [
+ "unicode-ident",
+]
+
 [[package]]
 name = "protohackers"
 version = "0.1.0"
+dependencies = [
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e86697c916019a8588c99b5fac3cead74ec0b4b819707a682fd4d23fa0ce1ba1"
+
+[[package]]
+name = "serde"
+version = "1.0.197"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fb1c873e1b9b056a4dc4c0c198b24c3ffa059243875552b2bd0933b1aee4ce2"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.197"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7eb0b34b42edc17f6b7cac84a52a1c5f0e1bb2227e997ca9011ea3dd34e8610b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_json"
+version = "1.0.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c5f09b1bd632ef549eaa9f60a1f8de742bdbc698e6cee2095fc84dde5f549ae0"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.52"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b699d15b36d1f02c3e7c69f8ffef53de37aefae075d8488d4ba1a7788d574a07"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
diff --git a/Cargo.toml b/Cargo.toml
index 3f2d7a4..c6aef4f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,3 +9,5 @@ edition = "2021"
 name = "smoke"
 
 [dependencies]
+serde = { version = "1.0.197", features = ["serde_derive"] }
+serde_json = "1.0.114"
diff --git a/src/bin/is_prime.rs b/src/bin/is_prime.rs
new file mode 100644
index 0000000..ee14d75
--- /dev/null
+++ b/src/bin/is_prime.rs
@@ -0,0 +1,70 @@
+use std::{io::{Read, Write}, net::TcpListener};
+use serde::{Serialize, Deserialize};
+use serde_json;
+
+const PORT: usize = 10000;
+const BUFF_SIZE: usize = 1;
+
+#[derive(Deserialize, Debug)]
+struct Request {
+    method: String,
+    number: f32
+}
+
+#[derive(Serialize, Debug)]
+struct Response {
+    method: String,
+    prime: bool
+}
+
+fn main() -> std::io::Result<()> {
+
+    let listener = TcpListener::bind(format!("0.0.0.0:{PORT}"))?;
+
+    for stream in listener.incoming() {
+        std::thread::spawn(move || {
+            match stream {
+                Ok(mut stream) => {
+                    let mut big_buf: Vec<u8> = vec![];
+                    loop {
+                        let mut buf: [u8; BUFF_SIZE] = [0; BUFF_SIZE];
+
+                        if let Ok(_) = stream.read_exact(&mut buf) {
+                            println!("{:?}", buf);
+                            match buf {
+                                [10] => {
+                                    println!("got newline");
+                                    let s = String::from_utf8(big_buf.clone()).unwrap();
+                                    let d = serde_json::from_str::<Request>(&s);
+                                    match d {
+                                        Ok(message) => {
+                                            let response = Response {
+                                                    method: String::from("isPrime"),
+                                                    prime: false
+                                                };
+                                            let res_str = serde_json::to_string(&response).unwrap();
+                                            let _ = stream.write(&res_str.as_bytes());
+                                        },
+                                        Err(e) => {
+                                            println!("Error parsing\n{:?}", e);
+                                        }
+                                    }
+                                    let _ = stream.write(&buf);
+                                },
+                                [n] => {
+                                    println!("read {n}");
+                                    big_buf.push(n);
+                                }
+                            }
+                        } else {
+                            break;
+                        }
+                    }
+                },
+                Err(e) => panic!("{:?}", e)
+            }
+        });
+    }
+
+    Ok(())
+}