program: Initialize from settings

data/de.johrpan.musicus.gschema.xml

@@ -17,5 +17,20 @@
 			<default>''</default>
 			<summary>Path to the music library</summary>
 		</key>
+		<key name="program1" type="s">
+			<!-- Translators: Configuration for the default programs in JSON. Please only translate the values of "title" and "description". -->
+			<default l10n="messages">'{"title":"Just play some music","description":"Randomly select some music. Customize programs using the button in the top right.","design":"Program1","prefer_recently_added":0.0,"prefer_least_recently_played":0.0,"play_full_recordings":true}'</default>
+			<summary>Default settings for program 1</summary>
+		</key>
+		<key name="program2" type="s">
+			<!-- Translators: Configuration for the default programs in JSON. Please only translate the values of "title" and "description". -->
+			<default l10n="messages">'{"title":"What\'s new?","description":"Recordings that you recently added to your music library.","design":"Program2","prefer_recently_added":1.0,"prefer_least_recently_played":0.0,"play_full_recordings":true}'</default>
+			<summary>Default settings for program 2</summary>
+		</key>
+		<key name="program3" type="s">
+			<!-- Translators: Configuration for the default programs in JSON. Please only translate the values of "title" and "description". -->
+			<default l10n="messages">'{"title":"A long time ago","description":"Works that you haven\'t listend to for a long time.","design":"Program3","prefer_recently_added":-1.0,"prefer_least_recently_played":1.0,"play_full_recordings":false}'</default>
+			<summary>Default settings for program 3</summary>
+		</key>
 	</schema>
 </schemalist>

src/home_page.rs

@@ -5,7 +5,8 @@ use crate::{
     library::{LibraryQuery, MusicusLibrary},
     player::MusicusPlayer,
     playlist_item::PlaylistItem,
-    program_tile::{MusicusProgramTile, Program, ProgramTileDesign},
+    program::Program,
+    program_tile::MusicusProgramTile,
     recording_tile::MusicusRecordingTile,
     search_entry::MusicusSearchEntry,
     search_tag::Tag,
@@ -14,6 +15,7 @@ use crate::{
 
 use adw::subclass::{navigation_page::NavigationPageImpl, prelude::*};
 use gtk::{
+    gio,
     glib::{self, clone, Properties},
     prelude::*,
 };
@@ -107,29 +109,19 @@ mod imp {
                 .sync_create()
                 .build();
 
-            self.programs_flow_box
+            let settings = gio::Settings::new("de.johrpan.musicus");
-                .append(&MusicusProgramTile::new(Program {
+            let program1 = Program::deserialize(&settings.string("program1")).unwrap();
-                        title: "Just play some music".to_string(),
+            let program2 = Program::deserialize(&settings.string("program2")).unwrap();
-                        description: "Randomly select some music. Customize programs using the button in the top right."
+            let program3 = Program::deserialize(&settings.string("program3")).unwrap();
-                            .to_string(),
-                        design: Some(ProgramTileDesign::Program1)
-                    },
-                ));
 
             self.programs_flow_box
-                .append(&MusicusProgramTile::new(Program {
+                .append(&MusicusProgramTile::new(program1));
-                    title: "What's new?".to_string(),
-                    description: "Recordings that you recently added to your music library."
-                        .to_string(),
-                    design: Some(ProgramTileDesign::Program2),
-                }));
 
             self.programs_flow_box
-                .append(&MusicusProgramTile::new(Program {
+                .append(&MusicusProgramTile::new(program2));
-                    title: "A long time ago".to_string(),
+
-                    description: "Works that you haven't listend to for a long time.".to_string(),
+            self.programs_flow_box
-                    design: Some(ProgramTileDesign::Program3),
+                .append(&MusicusProgramTile::new(program3));
-                }));
 
             self.obj().query(&LibraryQuery::default());
         }

src/main.rs

@@ -11,6 +11,7 @@ mod player_bar;
 mod playlist_item;
 mod playlist_page;
 mod playlist_tile;
+mod program;
 mod program_tile;
 mod recording_tile;
 mod search_entry;

src/program.rs

@@ -0,0 +1,119 @@
+use std::cell::{Cell, RefCell};
+
+use anyhow::Result;
+use gtk::{glib, glib::Properties, prelude::*, subclass::prelude::*};
+use serde::{Deserialize, Serialize};
+
+use crate::library::LibraryQuery;
+
+mod imp {
+    use super::*;
+
+    #[derive(Properties, Serialize, Deserialize, Default)]
+    #[properties(wrapper_type = super::Program)]
+    pub struct Program {
+        #[property(get, set)]
+        pub title: RefCell<Option<String>>,
+
+        #[property(get, set)]
+        pub description: RefCell<Option<String>>,
+
+        #[property(get, set, builder(ProgramDesign::default()))]
+        pub design: Cell<ProgramDesign>,
+
+        #[property(get, set)]
+        pub composer_id: RefCell<Option<String>>,
+
+        #[property(get, set)]
+        pub performer_id: RefCell<Option<String>>,
+
+        #[property(get, set)]
+        pub ensemble_id: RefCell<Option<String>>,
+
+        #[property(get, set)]
+        pub work_id: RefCell<Option<String>>,
+
+        #[property(get, set)]
+        pub album_id: RefCell<Option<String>>,
+
+        #[property(get, set)]
+        pub prefer_recently_added: Cell<f64>,
+
+        #[property(get, set)]
+        pub prefer_least_recently_played: Cell<f64>,
+
+        #[property(get, set)]
+        pub play_full_recordings: Cell<bool>,
+    }
+
+    #[glib::object_subclass]
+    impl ObjectSubclass for Program {
+        const NAME: &'static str = "MusicusProgram";
+        type Type = super::Program;
+    }
+
+    #[glib::derived_properties]
+    impl ObjectImpl for Program {}
+}
+
+glib::wrapper! {
+    pub struct Program(ObjectSubclass<imp::Program>);
+}
+
+impl Program {
+    pub fn new(title: &str, description: &str, design: ProgramDesign) -> Self {
+        glib::Object::builder()
+            .property("title", title)
+            .property("description", description)
+            .property("design", design)
+            .build()
+    }
+
+    pub fn from_query(query: LibraryQuery) -> Self {
+        glib::Object::builder()
+            .property("composer-id", query.composer.map(|p| p.person_id))
+            .property("performer-id", query.performer.map(|p| p.person_id))
+            .property("ensemble-id", query.ensemble.map(|e| e.ensemble_id))
+            .property("prefer-recently-added", 0.25)
+            .property("prefer-least-recently-played", 0.5)
+            .property("play-full-recordings", true)
+            .build()
+    }
+
+    pub fn deserialize(input: &str) -> Result<Self> {
+        let data: imp::Program = serde_json::from_str(input)?;
+
+        let obj = glib::Object::builder()
+            .property("title", &*data.title.borrow())
+            .property("description", &*data.description.borrow())
+            .property("design", data.design.get())
+            .property("prefer-recently-added", data.prefer_recently_added.get())
+            .property("prefer-least-recently-played", data.prefer_least_recently_played.get())
+            .property("play-full-recordings", data.play_full_recordings.get())
+            .build();
+
+        Ok(obj)
+    }
+
+    pub fn serialize(&self) -> String {
+        serde_json::to_string(self.imp()).unwrap()
+    }
+}
+
+#[derive(glib::Enum, Serialize, Deserialize, Eq, PartialEq, Clone, Copy, Debug)]
+#[enum_type(name = "MusicusProgramDesign")]
+pub enum ProgramDesign {
+    Generic,
+    Program1,
+    Program2,
+    Program3,
+    Program4,
+    Program5,
+    Program6,
+}
+
+impl Default for ProgramDesign {
+    fn default() -> Self {
+        Self::Generic
+    }
+}

src/program_tile.rs

@@ -1,21 +1,29 @@
-use adw::prelude::WidgetExt;
-use gtk::{glib, subclass::prelude::*};
 use std::cell::OnceCell;
 
+use gtk::{
+    glib::{self, Properties},
+    prelude::*,
+    subclass::prelude::*,
+};
+
+use crate::program::{Program, ProgramDesign};
+
 mod imp {
     use super::*;
 
-    #[derive(Debug, Default, gtk::CompositeTemplate)]
+    #[derive(Properties, Debug, Default, gtk::CompositeTemplate)]
+    #[properties(wrapper_type = super::MusicusProgramTile)]
     #[template(file = "data/ui/program_tile.blp")]
     pub struct MusicusProgramTile {
+        #[property(get, construct_only)]
+        pub program: OnceCell<Program>,
+
         #[template_child]
         pub edit_button: TemplateChild<gtk::Button>,
         #[template_child]
         pub title_label: TemplateChild<gtk::Label>,
         #[template_child]
         pub description_label: TemplateChild<gtk::Label>,
-
-        pub program: OnceCell<Program>,
     }
 
     #[glib::object_subclass]
@@ -33,7 +41,9 @@ mod imp {
         }
     }
 
+    #[glib::derived_properties]
     impl ObjectImpl for MusicusProgramTile {}
+
     impl WidgetImpl for MusicusProgramTile {}
     impl FlowBoxChildImpl for MusicusProgramTile {}
 }
@@ -45,46 +55,33 @@ glib::wrapper! {
 
 impl MusicusProgramTile {
     pub fn new(program: Program) -> Self {
-        let obj: Self = glib::Object::new();
+        let obj: Self = glib::Object::builder()
+            .property("program", &program)
+            .build();
+
         let imp = obj.imp();
 
-        if let Some(design) = program.design {
+        if program.design() != ProgramDesign::Generic {
             obj.add_css_class("highlight");
-            obj.add_css_class(match design {
+            obj.add_css_class(match program.design() {
-                ProgramTileDesign::Program1 => "program1",
+                ProgramDesign::Generic => "generic",
-                ProgramTileDesign::Program2 => "program2",
+                ProgramDesign::Program1 => "program1",
-                ProgramTileDesign::Program3 => "program3",
+                ProgramDesign::Program2 => "program2",
-                ProgramTileDesign::Program4 => "program4",
+                ProgramDesign::Program3 => "program3",
-                ProgramTileDesign::Program5 => "program5",
+                ProgramDesign::Program4 => "program4",
-                ProgramTileDesign::Program6 => "program6",
+                ProgramDesign::Program5 => "program5",
+                ProgramDesign::Program6 => "program6",
             })
         }
 
-        imp.title_label.set_label(&program.title);
+        if let Some(title) = program.title() {
-        imp.description_label.set_label(&program.description);
+            imp.title_label.set_label(&title);
-        imp.program.set(program).unwrap();
+        }
+
+        if let Some(description) = program.description() {
+            imp.description_label.set_label(&description);
+        }
 
         obj
     }
-
-    pub fn program(&self) -> &Program {
-        self.imp().program.get().unwrap()
-    }
-}
-
-#[derive(Debug, Default)]
-pub struct Program {
-    pub title: String,
-    pub description: String,
-    pub design: Option<ProgramTileDesign>,
-}
-
-#[derive(Clone, Copy, Debug)]
-pub enum ProgramTileDesign {
-    Program1,
-    Program2,
-    Program3,
-    Program4,
-    Program5,
-    Program6,
 }