clear_changes -> revert_all; stub save_all

src/keys/quit.rs

@@ -11,9 +11,16 @@ impl Perch {
                 choice: (choice + 1) % 3
             }) },
             press!(Enter) => match choice {
-                0 => { input.done() },
+                0 => {
-                1 => { self.mode = None },
+                    input.done()
-                2 => todo!(),
+                },
+                1 => {
+                    self.mode = None
+                },
+                2 => {
+                    self.save_all();
+                    input.done()
+                },
                 _ => unreachable!(),
             },
             _ => {}

src/keys/save.rs

@@ -12,13 +12,16 @@ impl Perch {
             }) },
             press!(Enter) => match choice {
                 0 => {
-                    self.clear_changes();
+                    self.revert_all();
                     self.mode = None;
                 },
                 1 => {
+                    self.mode = None;
+                },
+                2 => {
+                    self.save_all();
                     self.mode = None
                 },
-                2 => todo!(),
                 _ => unreachable!(),
             },
             _ => {}

src/model.rs

@@ -76,7 +76,7 @@ impl Perch {
         self.changes
     }
     /// Clear all modified tags.
-    pub(crate) fn clear_changes (&mut self) {
+    pub(crate) fn revert_all (&mut self) {
         for entry in self.entries.iter_mut() {
             if let Metadata::Music {
                 modified_tag, ..
@@ -86,4 +86,15 @@ impl Perch {
         }
         self.changes = 0;
     }
+    /// Write all modified tags
+    pub(crate) fn save_all (&mut self) {
+        for entry in self.entries.iter_mut() {
+            if let Metadata::Music {
+                original_tag, modified_tag, ..
+            } = &mut *entry.info.write().unwrap() {
+                todo!("save {:?}", entry.path);
+            }
+        }
+        self.changes = 0;
+    }
 }