From e9ec719ae53b77943e472bb56329c22277e25c84 Mon Sep 17 00:00:00 2001
From: Maple Nebel <maple.neb@gmail.com>
Date: Tue, 16 Jun 2026 13:47:49 +0200
Subject: [PATCH] initial commit

---
 .gitignore  |    2 +
 Cargo.lock  | 2119 +++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |   15 +
 build.rs    |    7 +
 grpc.proto  |   22 +
 src/grpc.rs |    1 +
 src/lib.rs  |    1 +
 src/main.rs |   51 ++
 8 files changed, 2218 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 build.rs
 create mode 100644 grpc.proto
 create mode 100644 src/grpc.rs
 create mode 100644 src/lib.rs
 create mode 100644 src/main.rs

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..fedaa2b
--- /dev/null
+++ b/.gitignore
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diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..b71c2ed
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..a903566
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "nex-account"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+prost = "0.14.3"
+tonic-prost = "*"
+tonic = "0.14.6"
+tokio = { version = "1.52.3", features = ["macros", "rt-multi-thread"] }
+sqlx = { version = "0.9.0", features = ["postgres"] }
+
+[build-dependencies]
+tonic-prost-build = "0.14.6"
+
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..03b62d4
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,7 @@
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    println!("cargo:rerun-if-changed=build.rs");
+    println!("cargo:rerun-if-changed=./grpc.proto");
+
+    tonic_prost_build::configure().compile_protos(&["./grpc.proto"], &["./"])?;
+    Ok(())
+}
diff --git a/grpc.proto b/grpc.proto
new file mode 100644
index 0000000..94978ec
--- /dev/null
+++ b/grpc.proto
@@ -0,0 +1,22 @@
+syntax = "proto3";
+
+package nex_account;
+
+message ActCreateInfoNoPid {
+  string principal_name = 1;
+  string key = 2;
+  string email = 3;
+}
+
+message PID {
+  int32 pid = 1;
+}
+
+message NexKey {
+  string key = 1;
+}
+
+service NexAccountService {
+  rpc CreateNewSequentialOrUpdateAndGetAccount(ActCreateInfoNoPid) returns (PID);
+  rpc GetNexKeyByPid(PID) returns (NexKey);
+}
diff --git a/src/grpc.rs b/src/grpc.rs
new file mode 100644
index 0000000..195c090
--- /dev/null
+++ b/src/grpc.rs
@@ -0,0 +1 @@
+tonic::include_proto!("nex_account");
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..773d491
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1 @@
+pub mod grpc;
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..b000277
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,51 @@
+use std::{
+    env,
+    net::{Ipv4Addr, SocketAddr, SocketAddrV4},
+};
+
+use sqlx::PgPool;
+use tonic::transport::Server;
+
+use crate::grpc::{
+    ActCreateInfoNoPid, NexKey, Pid,
+    nex_account_service_server::{NexAccountService, NexAccountServiceServer},
+};
+
+pub mod grpc;
+
+pub struct NexAccountServer {
+    pool: PgPool,
+}
+
+#[tonic::async_trait]
+impl NexAccountService for NexAccountServer {
+    async fn create_new_sequential_or_update_and_get_account(
+        &self,
+        request: tonic::Request<ActCreateInfoNoPid>,
+    ) -> std::result::Result<tonic::Response<Pid>, tonic::Status> {
+        todo!()
+    }
+
+    async fn get_nex_key_by_pid(
+        &self,
+        request: tonic::Request<Pid>,
+    ) -> std::result::Result<tonic::Response<NexKey>, tonic::Status> {
+        todo!()
+    }
+}
+
+#[tokio::main]
+async fn main() {
+    let db_url = env::var("DATABASE_URL").expect("database url not specified");
+    let pool = PgPool::connect(&db_url)
+        .await
+        .expect("unable to connect to database");
+    Server::builder()
+        .add_service(NexAccountServiceServer::new(NexAccountServer { pool }))
+        .serve(SocketAddr::V4(SocketAddrV4::new(
+            Ipv4Addr::UNSPECIFIED,
+            10000,
+        )))
+        .await
+        .expect("server failed to start");
+}