database setup

.env

@@ -0,0 +1 @@
+DATABASE_URL=postgres://elnafo:test@localhost/elnafo

.gitignore

@@ -1,2 +1,4 @@
 /target
 result*
+/temp
+/.direnv

Cargo.lock

@@ -3,5 +3,125 @@
 version = 3
 
 [[package]]
-name = "rust-example"
+name = "bitflags"
+version = "2.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed570934406eb16438a4e976b1b4500774099c13b8cb96eec99f620f05090ddf"
+
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
+[[package]]
+name = "db"
 version = "0.1.0"
+dependencies = [
+ "diesel",
+ "dotenvy",
+]
+
+[[package]]
+name = "diesel"
+version = "2.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62c6fcf842f17f8c78ecf7c81d75c5ce84436b41ee07e03f490fbb5f5a8731d8"
+dependencies = [
+ "bitflags",
+ "byteorder",
+ "diesel_derives",
+ "itoa",
+ "pq-sys",
+]
+
+[[package]]
+name = "diesel_derives"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef8337737574f55a468005a83499da720f20c65586241ffea339db9ecdfd2b44"
+dependencies = [
+ "diesel_table_macro_syntax",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "diesel_table_macro_syntax"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc5557efc453706fed5e4fa85006fe9817c224c3f480a34c7e5959fd700921c5"
+dependencies = [
+ "syn",
+]
+
+[[package]]
+name = "dotenvy"
+version = "0.15.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"
+
+[[package]]
+name = "elnafo"
+version = "0.1.0"
+dependencies = [
+ "db",
+ "diesel",
+]
+
+[[package]]
+name = "itoa"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1a46d1a171d865aa5f83f92695765caa047a9b4cbae2cbf37dbd613a793fd4c"
+
+[[package]]
+name = "pq-sys"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31c0052426df997c0cbd30789eb44ca097e3541717a7b8fa36b1c464ee7edebd"
+dependencies = [
+ "vcpkg",
+]
+
+[[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 = "quote"
+version = "1.0.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
+dependencies = [
+ "proc-macro2",
+]
+
+[[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"
+
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"

Cargo.toml

@@ -1,7 +1,3 @@
-[package]
-name = "elnafo"
-version = "0.1.0"
-edition = "2021"
-
 [workspace]
-members = ["crates/server"]
+resolver = "2"
+members = [ "crates/db","crates/server"]

README.md

@@ -1,8 +1 @@
-# Basic Rust Example
-
-* Creating/updating `Cargo.lock`
-```shell
-touch Cargo.lock
-nix develop
-cargo check
-```
+# elnafo

crates/db/.env

@@ -0,0 +1 @@
+DATABASE_URL=postgres://elnafo:test@localhost/elnafo

crates/db/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "db"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+diesel = { version = "2.1.4", features = ["postgres"] }
+dotenvy = "0.15.7"

crates/db/diesel.toml

@@ -0,0 +1,9 @@
+# For documentation on how to configure this file,
+# see https://diesel.rs/guides/configuring-diesel-cli
+
+[print_schema]
+file = "src/schema.rs"
+custom_type_derives = ["diesel::query_builder::QueryId"]
+
+[migrations_directory]
+dir = "migrations"

crates/db/migrations/00000000000000_diesel_initial_setup/down.sql

@@ -0,0 +1,7 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
+DROP FUNCTION IF EXISTS diesel_set_updated_at();
+

crates/db/migrations/00000000000000_diesel_initial_setup/up.sql

@@ -0,0 +1,38 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+
+
+
+-- Sets up a trigger for the given table to automatically set a column called
+-- `updated_at` whenever the row is modified (unless `updated_at` was included
+-- in the modified columns)
+--
+-- # Example
+--
+-- ```sql
+-- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
+--
+-- SELECT diesel_manage_updated_at('users');
+-- ```
+CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
+BEGIN
+    EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
+                    FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
+BEGIN
+    IF (
+        NEW IS DISTINCT FROM OLD AND
+        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
+    ) THEN
+        NEW.updated_at := current_timestamp;
+    END IF;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+

crates/db/migrations/2024-03-04-191840_create_users/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+DROP TABLE IF EXISTS "users";

crates/db/migrations/2024-03-04-191840_create_users/up.sql

@@ -0,0 +1,9 @@
+-- Your SQL goes here
+CREATE TABLE "users"(
+	"id" SERIAL NOT NULL PRIMARY KEY,
+	"login" TEXT NOT NULL,
+	"hashed_password" TEXT NOT NULL,
+	"name" TEXT NOT NULL,
+	"email" TEXT NOT NULL,
+	"is_admin" BOOL NOT NULL
+);

crates/db/src/lib.rs

@@ -0,0 +1,51 @@
+pub mod models;
+pub mod schema;
+
+use diesel::prelude::*;
+use dotenvy::dotenv;
+use std::env;
+
+use crate::models::{NewUser, User};
+
+pub fn establish_connection() -> PgConnection {
+    dotenv().ok();
+
+    let db_url = env::var("DATABASE_URL").expect("Missed DATABASE_URL");
+
+    PgConnection::establish(&db_url).unwrap_or_else(|_| panic!("Error connecting to {}", db_url))
+}
+
+pub fn create_user(
+    connection: &mut PgConnection,
+    login: &str,
+    hashed_password: &str,
+    name: &str,
+    email: &str,
+    is_admin: bool,
+) -> User {
+    use crate::schema::users;
+
+    let new_user = NewUser {
+        login,
+        hashed_password,
+        name,
+        email,
+        is_admin,
+    };
+
+    diesel::insert_into(users::table)
+        .values(&new_user)
+        .returning(User::as_returning())
+        .get_result(connection)
+        .expect("Error creating new user")
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        unimplemented!();
+    }
+}

crates/db/src/models.rs

@@ -0,0 +1,24 @@
+use crate::schema;
+use diesel::prelude::*;
+
+#[derive(Queryable, Selectable)]
+#[diesel(table_name = schema::users)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct User {
+    pub id: i32,
+    pub login: String,
+    pub hashed_password: String,
+    pub name: String,
+    pub email: String,
+    pub is_admin: bool,
+}
+
+#[derive(Insertable)]
+#[diesel(table_name = schema::users)]
+pub struct NewUser<'a> {
+    pub login: &'a str,
+    pub hashed_password: &'a str,
+    pub name: &'a str,
+    pub email: &'a str,
+    pub is_admin: bool,
+}

crates/db/src/schema.rs

@@ -0,0 +1,12 @@
+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    users (id) {
+        id -> Int4,
+        login -> Text,
+        hashed_password -> Text,
+        name -> Text,
+        email -> Text,
+        is_admin -> Bool,
+    }
+}

crates/server/Cargo.toml

@@ -1,10 +1,13 @@
 [package]
-name = "server"
+name = "elnafo"
 version = "0.1.0"
 edition = "2021"
+authors = ["L-Nafaryus <l.nafaryus@elnafo.ru"]
 
 [[bin]]
 name = "elnafo"
 path = "src/main.rs"
 
 [dependencies]
+diesel = { version = "2.1.4", features = ["postgres"] }
+db = { path = "../db" }

crates/server/src/main.rs

@@ -1,3 +1,24 @@
+use db::{create_user, establish_connection, models::User};
+use diesel::prelude::*;
+
 fn main() {
-    println!("Hello, world!");
+    use db::schema::users::dsl::*;
+
+    let connection = &mut establish_connection();
+
+    create_user(
+        connection,
+        "L-Nafaryus",
+        "asdasd",
+        "L-Nafaryus",
+        "l.nafaryus@elnafo.ru",
+        true,
+    );
+
+    let results = users
+        .select(User::as_select())
+        .load(connection)
+        .expect("Error loading users");
+
+    println!("Found {} users", results.len());
 }

flake.nix

@@ -49,10 +49,28 @@
         });
 
         devShells = forAllSystems (system: {
-            default = let pkgs = nixpkgsFor.${system}; in pkgs.mkShell {
-                nativeBuildInputs = [ 
+            default = let 
+                pkgs = nixpkgsFor.${system};
+                #db_host = "";
+                db_name = "elnafo";
+                db_user = "elnafo";
+                db_password = "test";
+                db_path = "temp/elnafo";
+            in pkgs.mkShell {
+                buildInputs = [ 
                     fenix.packages.${system}.complete.toolchain 
+                    pkgs.ripgrep
+                    pkgs.postgresql
+                    pkgs.diesel-cli
                 ];
+
+                shellHook = ''
+                    trap "pg_ctl -D ${db_path} stop" EXIT
+
+                    [ ! -d $(pwd)/${db_path} ] && initdb -D $(pwd)/${db_path} -U ${db_user}
+                    pg_ctl -D $(pwd)/${db_path} -l $(pwd)/${db_path}/db.log -o "--unix_socket_directories=$(pwd)/${db_path}" start
+                    #[ ! "$(psql -h $(pwd)/${db_path} -U ${db_user} -l | rg '^ ${db_name}')" ] && createdb -h $(pwd)/${db_path} -U ${db_user} ${db_name}
+                '';
             };
             elnafo = crane.lib.${system}.devShell {
                 checks = self.checks.${system};