Feat: lots of things, preparing for live gig

src/services/clipboard.rs

@@ -9,6 +9,34 @@ fn annotate_copy_name(name: &Option<String>) -> Option<String> {
     }
 }
 
+pub fn shift_patterns_up(
+    project: &mut Project,
+    bank: usize,
+    range: std::ops::RangeInclusive<usize>,
+) -> Option<Vec<(usize, usize)>> {
+    if *range.start() == 0 {
+        return None;
+    }
+    let slice_start = range.start() - 1;
+    let slice_end = *range.end();
+    project.banks[bank].patterns[slice_start..=slice_end].rotate_left(1);
+    Some((slice_start..=slice_end).map(|p| (bank, p)).collect())
+}
+
+pub fn shift_patterns_down(
+    project: &mut Project,
+    bank: usize,
+    range: std::ops::RangeInclusive<usize>,
+) -> Option<Vec<(usize, usize)>> {
+    if *range.end() >= crate::model::MAX_PATTERNS - 1 {
+        return None;
+    }
+    let slice_start = *range.start();
+    let slice_end = range.end() + 1;
+    project.banks[bank].patterns[slice_start..=slice_end].rotate_right(1);
+    Some((slice_start..=slice_end).map(|p| (bank, p)).collect())
+}
+
 pub fn copy_pattern(project: &Project, bank: usize, pattern: usize) -> Pattern {
     project.banks[bank].patterns[pattern].clone()
 }