From: Greg Burri <greg.burri@gmail.com>
Date: Thu, 10 Sep 2020 22:30:14 +0000 (+0200)
Subject: Add a DB module (not used for the moment)
X-Git-Url: http://git.euphorik.ch/index.cgi?a=commitdiff_plain;h=863db0d616f952ceac10b92dde703bef5093469a;p=rup.git

Add a DB module (not used for the moment)
---

diff --git a/backend/src/consts.rs b/backend/src/consts.rs
index 376dee8..87d4211 100644
--- a/backend/src/consts.rs
+++ b/backend/src/consts.rs
@@ -1,3 +1,7 @@
 pub const FILE_CONF: &str = "conf.ron";
 pub const FILE_KEY: &str = "key.secret";
+
+pub const DB_DIRECTORY: &str = "data";
+pub const DB_FILENAME: &str = "db.sqlite";
+
 pub const DEFAULT_MESSAGE: &str = "Marc, roule un pet'!";
\ No newline at end of file
diff --git a/backend/src/db.rs b/backend/src/db.rs
new file mode 100644
index 0000000..2bae4fd
--- /dev/null
+++ b/backend/src/db.rs
@@ -0,0 +1,93 @@
+use std::path::Path;
+use std::fs;
+
+use r2d2_sqlite::SqliteConnectionManager;
+use r2d2::Pool;
+
+use super::consts;
+
+const CURRENT_DB_VERSION: u32 = 1;
+
+pub struct Connection {
+    //con: rusqlite::Connection
+    pool: Pool<SqliteConnectionManager>
+}
+
+pub struct Recipe {
+    pub title: String,
+    pub id: i32,
+}
+
+impl Connection {
+    pub fn new() -> Connection {
+
+        let data_dir = Path::new(consts::DB_DIRECTORY);
+
+        if !data_dir.exists() {
+            fs::DirBuilder::new().create(data_dir).unwrap();
+        }
+
+        let manager = SqliteConnectionManager::file(consts::DB_FILENAME);
+        let pool = r2d2::Pool::new(manager).unwrap();
+
+        let connection = Connection { pool };
+        connection.create_or_update();
+        connection
+    }
+
+    fn create_or_update(self: &Self) {
+        // let connection = Connection::new();
+        // let mut stmt = connection.sqlite_con.prepare("SELECT * FROM versions ORDER BY date").unwrap();
+        // let mut stmt = connection.sqlite_con..prepare("SELECT name FROM sqlite_master WHERE type='table' AND name='versions'").unwrap();
+
+        // Check the Database version.
+        let con = self.pool.get().unwrap();
+
+        let version = {
+            match
+                con.query_row(
+                    "SELECT [name] FROM [sqlite_master] WHERE [type] = 'table' AND [name] = 'Version'",
+                    rusqlite::NO_PARAMS,
+                    |row| row.get::<usize, String>(0)
+                ) {
+                Ok(_) => con.query_row("SELECT [version] FROM [Version]", rusqlite::NO_PARAMS, |row| row.get(0)).unwrap_or_default(),
+                Err(_) => 0
+            }
+        };
+
+        match version {
+            0 => {
+                println!("Update to version 1...");
+                con.execute(
+                    "
+                    CREATE TABLE [Version] (
+                        [id] INTEGER PRIMARY KEY,
+                        [version] INTEGER NOT NULL,
+                        [datetime] INTEGER DATETIME
+                    )
+                    ",
+                    rusqlite::NO_PARAMS
+                );
+                con.execute(
+                    "
+                    CREATE TABLE [SetLetterCommand] (
+                        [id] INTEGER PRIMARY KEY,
+                        [pos_i] INTEGER NOT NULL,
+                        [pos_j] INTEGER NOT NULL,
+                        [color] INTEGER NULL,
+                        [letter] INTEGER NOT NULL,
+                    )
+                    ",
+                    rusqlite::NO_PARAMS
+                );
+                ()
+            }
+            v =>
+                panic!("Unsupported database version: {}", v)
+        };
+    }
+
+    pub fn insert_set_letter_command() {
+
+    }
+}
\ No newline at end of file
diff --git a/backend/src/main.rs b/backend/src/main.rs
index ddd9b91..726fcf8 100644
--- a/backend/src/main.rs
+++ b/backend/src/main.rs
@@ -5,10 +5,10 @@ extern crate percent_encoding;
 
 use listenfd::ListenFd;
 use actix_files as fs;
-use actix_web::{ web, middleware, App, HttpServer, HttpResponse, web::Query };
+use actix_web::{ get, web, Responder, middleware, App, HttpServer, HttpRequest, HttpResponse, web::Query };
 use askama::Template;
 
-use std::{ fs::File, path::Path, env::args, io::prelude::* };
+use std::{ sync::Mutex, fs::File, path::Path, env::args, io::prelude::* };
 use ron::{ de::from_reader, ser::{ to_string_pretty, PrettyConfig } };
 use serde::{ Deserialize, Serialize };
 
@@ -16,11 +16,13 @@ use itertools::Itertools;
 
 mod consts;
 mod crypto;
+mod db;
+mod types;
 
 #[derive(Template)]
 #[template(path = "main.html")]
-struct MainTemplate<'a> {
-    sentence: &'a str,
+struct MainTemplate {
+    sentence: String,
 }
 
 #[derive(Deserialize)]
@@ -28,21 +30,21 @@ pub struct Request {
    m: Option<String>
 }
 
-fn main_page(query: Query<Request>, key: &str) -> HttpResponse {
+#[get("/")]
+async fn main_page(key_shared: web::Data<Mutex<String>>, query: Query<Request>) -> impl Responder {
+    let key = key_shared.lock().unwrap();
+
     let m =
         match &query.m {
             Some(b) =>
-                match crypto::decrypt(key, b) {
+                match crypto::decrypt(&*key, b) {
                     Ok(m) => m,
                     Err(_e) => String::from(consts::DEFAULT_MESSAGE) // TODO: log error.
                 },
             None => String::from(consts::DEFAULT_MESSAGE)
         };
 
-    let hello = MainTemplate { sentence: &m };
-
-    let s = hello.render().unwrap();
-    HttpResponse::Ok().content_type("text/html").body(s)
+    MainTemplate { sentence: m }
 }
 
 #[derive(Debug, Deserialize, Serialize)]
@@ -112,16 +114,17 @@ async fn main() -> std::io::Result<()> {
 
     println!("Configuration: {:?}", config);
 
+    let key_shared = web::Data::new(Mutex::new(key));
+
     let mut listenfd = ListenFd::from_env();
     let mut server =
         HttpServer::new(
             move || {
-                let key = key.clone(); // Is this neccessary??
-
                 App::new()
+                    .app_data(key_shared.clone())
                     .wrap(middleware::Compress::default())
                     .wrap(middleware::Logger::default())
-                    .service(web::resource("/").to(move |query| main_page(query, &key)))
+                    .service(main_page)
                     .service(fs::Files::new("/static", "static").show_files_listing())
             }
         );
diff --git a/backend/src/types.rs b/backend/src/types.rs
new file mode 100644
index 0000000..e69de29