search function for all models... however...

There is some sort of problem. Somehow I sometimes get a signal 11
SEGV_MAPERR error and then it segfaults. *sigh*... So this function
needs some help yet.

src/rust/image_model.rs

@@ -75,6 +75,8 @@ mod image_model {
             self: Pin<&mut ImageModel>,
             index: i32,
         ) -> QMap_QString_QVariant;
+        #[qinvokable]
+        fn search(self: Pin<&mut ImageModel>, search_term: QString);
     }
 
     impl cxx_qt::Threading for ImageModel {}
@@ -161,6 +163,7 @@ use diesel::sqlite::SqliteConnection;
 use diesel::{delete, insert_into, prelude::*, update};
 use std::path::PathBuf;
 use std::pin::Pin;
+use tracing::debug;
 
 use self::image_model::{
     ImageRoles, QHash_i32_QByteArray, QMap_QString_QVariant,
@@ -171,8 +174,8 @@ use self::image_model::{
 /// Idk what this is but it's cool
 pub struct Image {
     id: i32,
-    title: QString,
-    path: QString,
+    title: String,
+    path: String,
 }
 
 #[derive(Default, Debug)]
@@ -180,6 +183,7 @@ pub struct ImageModelRust {
     count: i32,
     highest_id: i32,
     images: Vec<Image>,
+    inner_images: Vec<Image>,
 }
 
 impl image_model::ImageModel {
@@ -211,8 +215,8 @@ impl image_model::ImageModel {
 
             let img = self::Image {
                 id: image.id,
-                title: QString::from(&image.title),
-                path: QString::from(&image.path),
+                title: image.title,
+                path: image.path,
             };
 
             self.as_mut().add_image(img);
@@ -245,6 +249,10 @@ impl image_model::ImageModel {
                         .rust_mut()
                         .images
                         .remove(index as usize);
+                    self.as_mut()
+                        .rust_mut()
+                        .inner_images
+                        .remove(index as usize);
                     self.as_mut().end_remove_rows();
                 }
                 println!("removed-item-at-index: {:?}", image_id);
@@ -297,8 +305,8 @@ impl image_model::ImageModel {
         // println!("{:?}", db);
         let image = self::Image {
             id: image_id,
-            title: image_title.clone(),
-            path: image_path.clone(),
+            title: image_title.clone().to_string(),
+            path: image_path.clone().to_string(),
         };
         println!("{:?}", image);
 
@@ -335,7 +343,8 @@ impl image_model::ImageModel {
                 index,
                 index,
             );
-            self.as_mut().rust_mut().images.push(image);
+            self.as_mut().rust_mut().images.push(image.clone());
+            self.as_mut().rust_mut().inner_images.push(image);
             self.as_mut().end_insert_rows();
         }
     }
@@ -364,7 +373,7 @@ impl image_model::ImageModel {
                     .iter_mut()
                     .filter(|x| x.id == index)
                 {
-                    image.title = updated_title.clone();
+                    image.title = updated_title.clone().to_string();
                     println!("rust-title: {:?}", image.title);
                 }
                 self.as_mut().data_changed(
@@ -402,7 +411,8 @@ impl image_model::ImageModel {
                     .iter_mut()
                     .filter(|x| x.id == index)
                 {
-                    image.path = updated_file_path.clone();
+                    image.path =
+                        updated_file_path.clone().to_string();
                     println!("rust-title: {:?}", image.path);
                 }
                 self.as_mut().data_changed(
@@ -439,6 +449,25 @@ impl image_model::ImageModel {
         qvariantmap
     }
 
+    fn search(mut self: Pin<&mut Self>, search_term: QString) {
+        let search_term = search_term.to_string().to_lowercase();
+        debug!(search_term);
+        let searched_images: Vec<Image> = self
+            .inner_images
+            .iter()
+            .filter(|image| {
+                image.title.to_lowercase().contains(&search_term)
+            })
+            .cloned()
+            .collect();
+        debug!(search = ?&searched_images);
+        unsafe {
+            self.as_mut().begin_reset_model();
+            self.as_mut().rust_mut().images = searched_images;
+            self.as_mut().end_reset_model();
+        }
+    }
+
     fn get_role_id(&self, role: ImageRoles) -> i32 {
         match role {
             ImageRoles::Id => 0,
@@ -456,8 +485,12 @@ impl image_model::ImageModel {
         if let Some(image) = self.images.get(index.row() as usize) {
             return match role {
                 ImageRoles::Id => QVariant::from(&image.id),
-                ImageRoles::Title => QVariant::from(&image.title),
-                ImageRoles::Path => QVariant::from(&image.path),
+                ImageRoles::Title => {
+                    QVariant::from(&QString::from(&image.title))
+                }
+                ImageRoles::Path => {
+                    QVariant::from(&QString::from(&image.path))
+                }
                 _ => QVariant::default(),
             };
         }

src/rust/presentation_model.rs

@@ -90,6 +90,11 @@ mod presentation_model {
             index: i32,
             updated_page_count: i32,
         ) -> bool;
+        #[qinvokable]
+        fn search(
+            self: Pin<&mut PresentationModel>,
+            search_term: QString,
+        );
     }
 
     impl cxx_qt::Threading for PresentationModel {}
@@ -205,6 +210,7 @@ pub struct PresentationModelRust {
     count: i32,
     highest_id: i32,
     presentations: Vec<Presentation>,
+    inner_presentations: Vec<Presentation>,
 }
 
 impl presentation_model::PresentationModel {
@@ -279,6 +285,10 @@ impl presentation_model::PresentationModel {
                         .rust_mut()
                         .presentations
                         .remove(index as usize);
+                    self.as_mut()
+                        .rust_mut()
+                        .inner_presentations
+                        .remove(index as usize);
                     self.as_mut().end_remove_rows();
                 }
                 println!(
@@ -410,7 +420,14 @@ impl presentation_model::PresentationModel {
                 index,
                 index,
             );
-            self.as_mut().rust_mut().presentations.push(presentation);
+            self.as_mut()
+                .rust_mut()
+                .presentations
+                .push(presentation.clone());
+            self.as_mut()
+                .rust_mut()
+                .inner_presentations
+                .push(presentation);
             self.as_mut().end_insert_rows();
         }
     }
@@ -568,6 +585,29 @@ impl presentation_model::PresentationModel {
         }
     }
 
+    fn search(mut self: Pin<&mut Self>, search_term: QString) {
+        let search_term = search_term.to_string().to_lowercase();
+        debug!(search_term);
+        let searched_presentations: Vec<Presentation> = self
+            .inner_presentations
+            .iter()
+            .filter(|presentation| {
+                presentation
+                    .title
+                    .to_lowercase()
+                    .contains(&search_term)
+            })
+            .cloned()
+            .collect();
+        debug!(search = ?&searched_presentations);
+        unsafe {
+            self.as_mut().begin_reset_model();
+            self.as_mut().rust_mut().presentations =
+                searched_presentations;
+            self.as_mut().end_reset_model();
+        }
+    }
+
     fn get_role(&self, role: PresRoles) -> i32 {
         match role {
             PresRoles::Id => 0,

src/rust/songs/song_model.rs

@@ -355,7 +355,6 @@ impl song_model::SongModel {
         println!("--------------------------------------");
         println!("{:?}", self.as_mut().songs);
         println!("--------------------------------------");
-        self.as_mut().rust_mut().inner_songs = self.songs.clone();
     }
 
     pub fn remove_item(mut self: Pin<&mut Self>, index: i32) -> bool {
@@ -380,6 +379,10 @@ impl song_model::SongModel {
                         .rust_mut()
                         .songs
                         .remove(index as usize);
+                    self.as_mut()
+                        .rust_mut()
+                        .inner_songs
+                        .remove(index as usize);
                     self.as_mut().end_remove_rows();
                 }
                 println!("removed-item-at-index: {:?}", song_id);
@@ -464,7 +467,8 @@ impl song_model::SongModel {
                 index,
                 index,
             );
-            self.as_mut().rust_mut().songs.push(song);
+            self.as_mut().rust_mut().songs.push(song.clone());
+            self.as_mut().rust_mut().inner_songs.push(song);
             self.as_mut().end_insert_rows();
         }
     }

src/rust/video_model.rs

@@ -96,6 +96,8 @@ mod video_model {
             index: i32,
             updated_end_time: f32,
         ) -> bool;
+        #[qinvokable]
+        fn search(self: Pin<&mut VideoModel>, search_term: QString);
     }
 
     impl cxx_qt::Threading for VideoModel {}
@@ -185,6 +187,7 @@ use diesel::sqlite::SqliteConnection;
 use diesel::{delete, insert_into, prelude::*, update};
 use std::path::PathBuf;
 use std::pin::Pin;
+use tracing::debug;
 
 use self::video_model::{
     QHash_i32_QByteArray, QMap_QString_QVariant, QVector_i32,
@@ -206,6 +209,7 @@ pub struct VideoModelRust {
     count: i32,
     highest_id: i32,
     videos: Vec<self::Video>,
+    inner_videos: Vec<self::Video>,
 }
 
 impl video_model::VideoModel {
@@ -275,6 +279,10 @@ impl video_model::VideoModel {
                         .rust_mut()
                         .videos
                         .remove(index as usize);
+                    self.as_mut()
+                        .rust_mut()
+                        .inner_videos
+                        .remove(index as usize);
                     self.as_mut().end_remove_rows();
                 }
                 println!("removed-item-at-index: {:?}", video_id);
@@ -373,7 +381,8 @@ impl video_model::VideoModel {
                 index,
                 index,
             );
-            self.as_mut().rust_mut().videos.push(video);
+            self.as_mut().rust_mut().videos.push(video.clone());
+            self.as_mut().rust_mut().inner_videos.push(video);
             self.as_mut().end_insert_rows();
         }
     }
@@ -608,6 +617,25 @@ impl video_model::VideoModel {
             Err(_e) => false,
         }
     }
+
+    fn search(mut self: Pin<&mut Self>, search_term: QString) {
+        let search_term = search_term.to_string().to_lowercase();
+        debug!(search_term);
+        let searched_videos: Vec<Video> = self
+            .inner_videos
+            .iter()
+            .filter(|video| {
+                video.title.to_lowercase().contains(&search_term)
+            })
+            .cloned()
+            .collect();
+        debug!(search = ?&searched_videos);
+        unsafe {
+            self.as_mut().begin_reset_model();
+            self.as_mut().rust_mut().videos = searched_videos;
+            self.as_mut().end_reset_model();
+        }
+    }
 }
 
 // QAbstractListModel implementation