Init

src/state/project.rs

@@ -0,0 +1,41 @@
+use std::collections::HashSet;
+use std::path::PathBuf;
+
+use crate::config::{MAX_BANKS, MAX_PATTERNS};
+use crate::model::Project;
+
+pub struct ProjectState {
+    pub project: Project,
+    pub file_path: Option<PathBuf>,
+    pub dirty_patterns: HashSet<(usize, usize)>,
+}
+
+impl Default for ProjectState {
+    fn default() -> Self {
+        let mut state = Self {
+            project: Project::default(),
+            file_path: None,
+            dirty_patterns: HashSet::new(),
+        };
+        state.mark_all_dirty();
+        state
+    }
+}
+
+impl ProjectState {
+    pub fn mark_dirty(&mut self, bank: usize, pattern: usize) {
+        self.dirty_patterns.insert((bank, pattern));
+    }
+
+    pub fn mark_all_dirty(&mut self) {
+        for bank in 0..MAX_BANKS {
+            for pattern in 0..MAX_PATTERNS {
+                self.dirty_patterns.insert((bank, pattern));
+            }
+        }
+    }
+
+    pub fn take_dirty(&mut self) -> HashSet<(usize, usize)> {
+        std::mem::take(&mut self.dirty_patterns)
+    }
+}