Run clippy and clean up code

Cargo.lock

@@ -453,9 +453,9 @@ dependencies = [
 
 [[package]]
 name = "chrono"
-version = "0.4.25"
+version = "0.4.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fdbc37d37da9e5bce8173f3a41b71d9bf3c674deebbaceacd0ebdabde76efb03"
+checksum = "ec837a71355b28f6556dbd569b37b3f363091c0bd4b2e735674521b4c5fd9bc5"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
@@ -949,6 +949,8 @@ dependencies = [
  "env_logger",
  "itertools",
  "serde",
+ "smart-default",
+ "stash",
  "toml",
 ]
 
@@ -1997,6 +1999,17 @@ version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
 
+[[package]]
+name = "smart-default"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0eb01866308440fc64d6c44d9e86c5cc17adfe33c4d6eed55da9145044d0ffc1"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.18",
+]
+
 [[package]]
 name = "smithay-client-toolkit"
 version = "0.16.0"
@@ -2036,6 +2049,17 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "stash"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e79601e59056976819e06b2aad284be6edc9b5b27d26808330a1656d6b7dc91a"
+dependencies = [
+ "serde",
+ "serde_derive",
+ "unreachable",
+]
+
 [[package]]
 name = "static_assertions"
 version = "1.1.0"
@@ -2278,6 +2302,15 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "unreachable"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
+dependencies = [
+ "void",
+]
+
 [[package]]
 name = "url"
 version = "2.3.1"
@@ -2301,6 +2334,12 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
+[[package]]
+name = "void"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
+
 [[package]]
 name = "waker-fn"
 version = "1.1.0"

Cargo.toml

@@ -6,11 +6,13 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-chrono = { version = "0.4.25", features = ["serde"] }
+chrono = { version = "0.4.26", features = ["serde"] }
 eframe = { version = "0.22.0", features = ["ron", "persistence"] }
 egui-datepicker = { version = "0.3.0", path = "egui-datepicker" }
 egui_extras = { version = "0.22.0", features = ["datepicker"] }
 env_logger = "0.10.0"
 itertools = "0.10.5"
 serde = { version = "1.0.163", features = ["derive"] }
+smart-default = "0.7.1"
+stash = { version = "0.1.5", features = ["serialization"] }
 toml = "0.7.4"

src/edit_films.rs

@@ -0,0 +1,224 @@
+use eframe::{
+    egui::{self, DragValue, Window},
+    epaint::Color32,
+};
+use stash::Stash;
+
+use crate::{
+    film::{Film, FilmKey},
+    AppState,
+};
+
+pub struct EditFilmsWindow {
+    add_film_window: Option<AddFilmWindow>,
+    edit_film_window: Option<EditFilmWindow>,
+    delete_film_window: Option<DeleteFilmWindow>,
+}
+
+impl EditFilmsWindow {
+    pub fn new() -> Self {
+        Self {
+            add_film_window: None,
+            edit_film_window: None,
+            delete_film_window: None,
+        }
+    }
+
+    pub fn draw(&mut self, ctx: &egui::Context, app_state: &mut AppState) -> bool {
+        let mut close_unclicked = true;
+        Window::new("Edit Films")
+            .open(&mut close_unclicked)
+            .show(ctx, |ui| {
+                for (i, film) in app_state.films.iter() {
+                    ui.horizontal(|ui| {
+                        ui.label(film.to_string());
+                        if ui
+                            .add_enabled(
+                                self.edit_film_window.is_none()
+                                    && self
+                                        .delete_film_window
+                                        .as_ref()
+                                        .map_or(true, |win| win.film != i),
+                                egui::Button::new("Edit"),
+                            )
+                            .clicked()
+                        {
+                            self.edit_film_window = Some(EditFilmWindow::new(i, &app_state.films));
+                        }
+                        let film_used = app_state.rolls.iter().any(|roll| roll.film == i);
+                        if ui
+                            .add_enabled(
+                                self.delete_film_window.is_none()
+                                    && self
+                                        .edit_film_window
+                                        .as_ref()
+                                        .map_or(true, |win| win.film != i)
+                                    && !film_used,
+                                egui::Button::new("Delete"),
+                            )
+                            .clicked()
+                        {
+                            self.delete_film_window = Some(DeleteFilmWindow::new(i));
+                        }
+                        if film_used {
+                            ui.label("(Used by one or more rolls, cannot delete)");
+                        }
+                    });
+                }
+                if ui
+                    .add_enabled(self.add_film_window.is_none(), egui::Button::new("Add"))
+                    .clicked()
+                {
+                    self.add_film_window = Some(AddFilmWindow::new());
+                }
+            });
+        if let Some(add_film_window) = self.add_film_window.as_mut() {
+            if add_film_window.draw(ctx, app_state) {
+                self.add_film_window = None;
+            }
+        }
+        if let Some(edit_film_window) = self.edit_film_window.as_mut() {
+            if edit_film_window.draw(ctx, app_state) {
+                self.edit_film_window = None;
+            }
+        }
+        if let Some(delete_film_window) = self.delete_film_window.as_mut() {
+            if delete_film_window.draw(ctx, app_state) {
+                self.delete_film_window = None;
+            }
+        }
+        !close_unclicked
+    }
+}
+
+struct AddFilmWindow {
+    name: String,
+    iso: u32,
+    show_name_req_err: bool,
+}
+
+impl AddFilmWindow {
+    fn new() -> Self {
+        Self {
+            name: String::new(),
+            iso: 400,
+            show_name_req_err: false,
+        }
+    }
+
+    pub fn draw(&mut self, ctx: &egui::Context, app_state: &mut AppState) -> bool {
+        let mut close_unclicked = true;
+        let mut close_window = false;
+        Window::new("Add Film")
+            .open(&mut close_unclicked)
+            .show(ctx, |ui| {
+                ui.horizontal(|ui| {
+                    let label = ui.label("Name:");
+                    ui.text_edit_singleline(&mut self.name)
+                        .labelled_by(label.id);
+                });
+                ui.horizontal(|ui| {
+                    let label = ui.label("ISO:");
+                    ui.add(DragValue::new(&mut self.iso).clamp_range(1..=u32::MAX))
+                        .labelled_by(label.id);
+                });
+                if ui.button("Submit").clicked() {
+                    if self.name.is_empty() {
+                        self.show_name_req_err = true;
+                        return;
+                    }
+                    app_state.films.put(Film::new(&self.name, self.iso));
+                    close_window = true;
+                }
+
+                if self.show_name_req_err {
+                    ui.colored_label(Color32::DARK_RED, "Error: Name required");
+                }
+            });
+        !close_unclicked || close_window
+    }
+}
+
+struct EditFilmWindow {
+    film: FilmKey,
+    name: String,
+    iso: u32,
+    show_name_req_err: bool,
+}
+
+impl EditFilmWindow {
+    fn new(film: FilmKey, films: &Stash<Film, FilmKey>) -> Self {
+        let name = films[film].name.clone();
+        let iso = films[film].iso;
+        Self {
+            film,
+            name,
+            iso,
+            show_name_req_err: false,
+        }
+    }
+
+    pub fn draw(&mut self, ctx: &egui::Context, app_state: &mut AppState) -> bool {
+        let mut close_unclicked = true;
+        let mut close_window = false;
+        Window::new("Edit Film")
+            .open(&mut close_unclicked)
+            .show(ctx, |ui| {
+                ui.horizontal(|ui| {
+                    let label = ui.label("Name:");
+                    ui.text_edit_singleline(&mut self.name)
+                        .labelled_by(label.id);
+                });
+                ui.horizontal(|ui| {
+                    let label = ui.label("ISO:");
+                    ui.add(DragValue::new(&mut self.iso).clamp_range(1..=u32::MAX))
+                        .labelled_by(label.id);
+                });
+                if ui.button("Submit").clicked() {
+                    if self.name.is_empty() {
+                        self.show_name_req_err = true;
+                        return;
+                    }
+                    app_state.films[self.film] = Film::new(&self.name, self.iso);
+                    close_window = true;
+                }
+                if self.show_name_req_err {
+                    ui.colored_label(Color32::DARK_RED, "Error: Name required");
+                }
+            });
+        !close_unclicked || close_window
+    }
+}
+
+struct DeleteFilmWindow {
+    film: FilmKey,
+}
+
+impl DeleteFilmWindow {
+    fn new(film: FilmKey) -> Self {
+        Self { film }
+    }
+
+    pub fn draw(&mut self, ctx: &egui::Context, app_state: &mut AppState) -> bool {
+        let mut close_unclicked = true;
+        let mut close_window = false;
+        Window::new("Confirm delete")
+            .open(&mut close_unclicked)
+            .show(ctx, |ui| {
+                ui.heading(format!(
+                    "Really delete {}?",
+                    &app_state.films[self.film].name
+                ));
+                ui.horizontal(|ui| {
+                    if ui.button("Yes").clicked() {
+                        app_state.films.take(self.film);
+                        close_window = true;
+                    }
+                    if ui.button("No").clicked() {
+                        close_window = true;
+                    }
+                });
+            });
+        !close_unclicked || close_window
+    }
+}

src/film.rs

@@ -0,0 +1,43 @@
+use std::fmt::Display;
+
+use serde::{Deserialize, Serialize};
+use smart_default::SmartDefault;
+
+#[repr(transparent)]
+#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Serialize, Deserialize)]
+pub struct FilmKey(usize);
+
+impl From<usize> for FilmKey {
+    fn from(value: usize) -> Self {
+        Self(value)
+    }
+}
+
+impl From<FilmKey> for usize {
+    fn from(value: FilmKey) -> Self {
+        value.0
+    }
+}
+
+#[derive(SmartDefault, Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
+pub struct Film {
+    #[default = "Unknown"]
+    pub name: String,
+    #[default = 400]
+    pub iso: u32,
+}
+
+impl Film {
+    pub fn new<T: Into<String>>(name: T, iso: u32) -> Self {
+        Self {
+            name: name.into(),
+            iso,
+        }
+    }
+}
+
+impl Display for Film {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_fmt(format_args!("{} - ISO {}", &self.name, self.iso))
+    }
+}

src/main.rs

@@ -1,14 +1,20 @@
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")] // hide console window on Windows in release
 
+mod edit_films;
+mod film;
 mod new_roll;
 mod roll;
 mod roll_view;
 
-use eframe::egui;
+use edit_films::EditFilmsWindow;
+use eframe::egui::{self, menu, Button};
+use film::{Film, FilmKey};
 use new_roll::NewRollWindow;
 use roll::Roll;
 use roll_view::RollViewWindow;
 use serde::{Deserialize, Serialize};
+use smart_default::SmartDefault;
+use stash::Stash;
 
 fn main() -> Result<(), eframe::Error> {
     env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
@@ -23,23 +29,32 @@ fn main() -> Result<(), eframe::Error> {
     )
 }
 
-#[derive(Serialize, Deserialize, Default)]
+#[derive(Serialize, Deserialize, SmartDefault)]
 pub struct AppState {
     pub rolls: Vec<Roll>,
+    #[serde(default)]
+    pub films: Stash<Film, FilmKey>,
 }
 
 struct MyApp {
     state: AppState,
     roll_views: Vec<RollViewWindow>,
     new_roll_window: Option<NewRollWindow>,
+    edit_films_window: Option<EditFilmsWindow>,
 }
 
 impl MyApp {
     fn new(cc: &eframe::CreationContext<'_>) -> Self {
+        let state = if cc.storage.unwrap().get_string("state").is_none() {
+            AppState::default()
+        } else {
+            eframe::get_value(cc.storage.unwrap(), "state").unwrap()
+        };
         Self {
-            state: eframe::get_value(cc.storage.unwrap(), "state").unwrap_or_default(),
+            state,
             roll_views: Vec::new(),
             new_roll_window: None,
+            edit_films_window: None,
         }
     }
 }
@@ -50,18 +65,31 @@ impl eframe::App for MyApp {
     }
 
     fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
+        egui::TopBottomPanel::top("menu_bar_panel").show(ctx, |ui| {
+            menu::bar(ui, |ui| {
+                ui.menu_button("View", |ui| {
+                    if ui.add_enabled(self.edit_films_window.is_none(), Button::new("Edit films")).clicked() {
+                        self.edit_films_window = Some(EditFilmsWindow::new());
+                    }
+                })
+            })
+        });
         egui::CentralPanel::default().show(ctx, |ui| {
             ui.heading("Film Manager");
             ui.label("Rolls:");
             for (i, roll) in self.state.rolls.iter().enumerate() {
-                if ui.button(roll.short_str()).clicked()
-                    && self.roll_views.iter().find(|v| v.roll() == i).is_none()
+                let has_view = self.roll_views.iter().any(|view| view.roll() == i);
+                if ui.add_enabled(!has_view, Button::new(roll.short_str())).clicked()
+                    && !has_view
                 {
                     self.roll_views.push(RollViewWindow::new(i));
                 }
             }
-            if ui.button("Add").clicked() && self.new_roll_window.is_none() {
-                self.new_roll_window = Some(NewRollWindow::default());
+            if ui
+                .add_enabled(self.new_roll_window.is_none(), egui::Button::new("Add"))
+                .clicked()
+            {
+                self.new_roll_window = Some(NewRollWindow::new(&self.state));
             }
             self.roll_views
                 .retain_mut(|win| !win.draw(ctx, &mut self.state));
@@ -70,6 +98,11 @@ impl eframe::App for MyApp {
                     self.new_roll_window = None;
                 }
             }
+            if let Some(edit_films_window) = self.edit_films_window.as_mut() {
+                if edit_films_window.draw(ctx, &mut self.state) {
+                    self.edit_films_window = None;
+                }
+            }
         });
     }
 }

src/new_roll.rs

@@ -1,28 +1,35 @@
 use chrono::{Local, NaiveDate};
 use eframe::{
-    egui::{self, Window, DragValue},
+    egui::{self, DragValue, Window},
     epaint::Color32,
 };
 use egui_datepicker::DatePicker;
 
-use crate::{roll::Roll, AppState};
+use crate::{film::FilmKey, roll::Roll, AppState};
 
 pub struct NewRollWindow {
     id: String,
     name: String,
     desc: String,
     date: NaiveDate,
+    film: FilmKey,
     exps: u8,
     show_id_req_err: bool,
 }
 
-impl Default for NewRollWindow {
-    fn default() -> Self {
+impl NewRollWindow {
+    pub fn new(app_state: &AppState) -> Self {
+        let film = if app_state.films.is_empty() {
+            FilmKey::from(0) // Create a dummy key so the error window can be shown
+        } else {
+            app_state.films.iter().next().unwrap().0
+        };
         Self {
             id: String::new(),
             name: String::new(),
             desc: String::new(),
             date: Local::now().date_naive(),
+            film,
             exps: 24,
             show_id_req_err: false,
         }
@@ -33,6 +40,17 @@ impl NewRollWindow {
     pub fn draw(&mut self, ctx: &egui::Context, app_state: &mut AppState) -> bool {
         let mut close_unclicked = true;
         let mut close_window = false;
+        if app_state.films.is_empty() {
+            Window::new("Error")
+                .open(&mut close_unclicked)
+                .show(ctx, |ui| {
+                    ui.heading("No films are available. Please add at least one film.");
+                    if ui.button("OK").clicked() {
+                        close_window = true;
+                    }
+                });
+            return !close_unclicked || close_window;
+        }
         Window::new("New Roll")
             .open(&mut close_unclicked)
             .show(ctx, |ui| {
@@ -62,6 +80,16 @@ impl NewRollWindow {
                     ui.add(DragValue::new(&mut self.exps).clamp_range(1..=50))
                         .labelled_by(label.id);
                 });
+                ui.horizontal(|ui| {
+                    ui.label("Film: ");
+                    egui::ComboBox::from_id_source("new_roll_film")
+                        .selected_text(format!("{}", &app_state.films[self.film]))
+                        .show_ui(ui, |ui| {
+                            for (i, film) in &app_state.films {
+                                ui.selectable_value(&mut self.film, i, film.to_string());
+                            }
+                        });
+                });
                 if ui.button("Submit").clicked() {
                     if self.id.is_empty() {
                         self.show_id_req_err = true;
@@ -71,6 +99,7 @@ impl NewRollWindow {
                             self.name.clone(),
                             self.desc.clone(),
                             self.date,
+                            self.film,
                             self.exps,
                         ));
                         close_window = true;

src/roll.rs

@@ -1,6 +1,8 @@
 use chrono::NaiveDate;
 use serde::{Deserialize, Serialize};
 
+use crate::film::FilmKey;
+
 #[derive(Debug, Serialize, Deserialize, Clone)]
 pub struct Exposure {
     pub num: u8,
@@ -16,14 +18,21 @@ pub struct Exposure {
 pub struct Roll {
     pub id: String,
     pub name: String,
-    #[serde(default)]
     pub desc: String,
     pub date: NaiveDate,
+    pub film: FilmKey,
     pub exposures: Vec<Exposure>,
 }
 
 impl Roll {
-    pub fn new(id: String, name: String, desc: String, date: NaiveDate, num_exposures: u8) -> Self {
+    pub fn new(
+        id: String,
+        name: String,
+        desc: String,
+        date: NaiveDate,
+        film: FilmKey,
+        num_exposures: u8,
+    ) -> Self {
         let mut exposures = Vec::new();
         for num in 1..=num_exposures {
             exposures.push(Exposure {
@@ -31,13 +40,14 @@ impl Roll {
                 printed: false,
                 damaged: false,
                 paper: None,
-            })
+            });
         }
         Self {
             id,
             name,
             desc,
             date,
+            film,
             exposures,
         }
     }

src/roll_view.rs

@@ -1,12 +1,12 @@
 use chrono::NaiveDate;
 use eframe::{
-    egui::{self, RichText, Window},
+    egui::{self, Button, RichText, Window},
     epaint::Color32,
 };
 use egui_datepicker::DatePicker;
 use itertools::Itertools;
 
-use crate::AppState;
+use crate::{film::FilmKey, AppState};
 
 pub struct RollViewWindow {
     roll: usize,
@@ -20,6 +20,8 @@ pub struct RollViewWindow {
     edit_desc: String,
     editing_date: bool,
     edit_date: NaiveDate,
+    editing_film: bool,
+    edit_film: FilmKey,
 }
 
 impl RollViewWindow {
@@ -36,6 +38,8 @@ impl RollViewWindow {
             edit_desc: String::new(),
             editing_date: false,
             edit_date: NaiveDate::default(),
+            editing_film: false,
+            edit_film: FilmKey::from(0),
         }
     }
 
@@ -87,17 +91,19 @@ impl RollViewWindow {
                 }
             });
             if self.editing_desc {
-                let label = ui.horizontal(|ui| {
-                    let label = ui.label("Description: ");
-                    if ui.button("Done").clicked() {
-                        roll.desc = self.edit_desc.clone();
-                        self.editing_desc = false;
-                    }
-                    if ui.button("Cancel").clicked() {
-                        self.editing_desc = false;
-                    }
-                    label
-                }).inner;
+                let label = ui
+                    .horizontal(|ui| {
+                        let label = ui.label("Description: ");
+                        if ui.button("Done").clicked() {
+                            roll.desc = self.edit_desc.clone();
+                            self.editing_desc = false;
+                        }
+                        if ui.button("Cancel").clicked() {
+                            self.editing_desc = false;
+                        }
+                        label
+                    })
+                    .inner;
                 ui.text_edit_multiline(&mut self.edit_desc)
                     .labelled_by(label.id);
             } else {
@@ -136,6 +142,31 @@ impl RollViewWindow {
                     }
                 }
             });
+            ui.horizontal(|ui| {
+                if self.editing_film {
+                    ui.label("Film: ");
+                    egui::ComboBox::from_id_source("new_roll_film")
+                        .selected_text(format!("{}", app_state.films[self.edit_film]))
+                        .show_ui(ui, |ui| {
+                            for (i, film) in &app_state.films {
+                                ui.selectable_value(&mut self.edit_film, i, film.to_string());
+                            }
+                        });
+                    if ui.button("Done").clicked() {
+                        roll.film = self.edit_film;
+                        self.editing_film = false;
+                    }
+                    if ui.button("Cancel").clicked() {
+                        self.editing_film = false;
+                    }
+                } else {
+                    ui.label(format!("Film: {}", &app_state.films[roll.film]));
+                    if ui.button("Edit").clicked() {
+                        self.editing_film = true;
+                        self.edit_film = roll.film;
+                    }
+                }
+            });
             ui.label("Exposures:");
             ui.horizontal_top(|ui| {
                 ui.vertical(|ui| {
@@ -167,7 +198,10 @@ impl RollViewWindow {
                     }
                 });
             });
-            if ui.button("Delete").clicked() {
+            if ui
+                .add_enabled(!self.confirm_delete, Button::new("Delete"))
+                .clicked()
+            {
                 self.confirm_delete = true;
             }
             if self.confirm_delete {
@@ -176,13 +210,15 @@ impl RollViewWindow {
                         "Really delete roll {}?",
                         app_state.rolls[self.roll].id
                     ));
-                    if ui.button("No").clicked() {
-                        self.confirm_delete = false;
-                    }
-                    if ui.button("Yes").clicked() {
-                        app_state.rolls.remove(self.roll);
-                        close_window = true;
-                    }
+                    ui.horizontal(|ui| {
+                        if ui.button("No").clicked() {
+                            self.confirm_delete = false;
+                        }
+                        if ui.button("Yes").clicked() {
+                            app_state.rolls.remove(self.roll);
+                            close_window = true;
+                        }
+                    });
                 });
             }
         });