implement justified layout

backend/Cargo.toml

@@ -1,13 +1,12 @@
 [package]
 name = "backend"
 version = "0.1.0"
+authors = ["Johannes Heuel <johannes.heuel@rwth-aachen.de>"]
 edition = "2021"
 license = "MIT"
 description = " "
 default-run = "backend"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 actix-web = "4"
 actix-web-lab = "^0"

backend/src/lib.rs

@@ -27,4 +27,4 @@ pub fn create_picture<'a>(conn: &PgConnection, new_picture: NewPicture) -> usize
     .values(&new_picture)
     .execute(conn)
     .expect("Error saving new picture")
-}
+}

backend/src/main.rs

@@ -4,10 +4,9 @@ extern crate diesel;
 #[macro_use]
 extern crate diesel_migrations;
 
+use std::mem::swap;
+
 use actix_files as fs;
-use actix_web::{Responder, Result};
-use actix_web_lab::web::spa;
-use backend::establish_connection;
 use actix_web::{
     // get, middleware, post, web, App, Error, HttpRequest, HttpResponse, HttpServer,
     get,
@@ -16,6 +15,9 @@ use actix_web::{
     App,
     HttpServer,
 };
+use actix_web::{Responder, Result};
+use actix_web_lab::web::spa;
+use backend::establish_connection;
 use diesel::prelude::*;
 use diesel::r2d2::{self, ConnectionManager};
 
@@ -42,10 +44,19 @@ async fn get_pictures(pool: web::Data<DbPool>) -> Result<impl Responder> {
 
     let pics: Vec<OutputPicture> = pics
         .iter()
-        .map(|x| OutputPicture {
-            thumbnail: x.thumbnail.clone(),
-            width: x.width.try_into().unwrap(),
-            height: x.height.try_into().unwrap(),
+        .map(|x| {
+            let mut w: u32 = x.width.try_into().unwrap();
+            let mut h: u32 = x.height.try_into().unwrap();
+            if let Some(o) = &x.orientation {
+                if o == "Rotate 270 CW" {
+                    swap(&mut w, &mut h);
+                }
+            }
+            OutputPicture {
+                thumbnail: x.thumbnail.clone(),
+                width: w,
+                height: h,
+            }
         })
         .collect();