init commit

internal/app/messages.go

@@ -0,0 +1,29 @@
+package app
+
+import "time"
+
+// TickMsg is sent periodically to update playback position
+type TickMsg time.Time
+
+// WaveformLoadedMsg is sent when waveform data is ready
+type WaveformLoadedMsg struct {
+	Samples []float64
+	Err     error
+}
+
+// ErrorMsg represents an error
+type ErrorMsg struct {
+	Err error
+}
+
+// SavedMsg is sent when transcript is saved
+type SavedMsg struct {
+	Path string
+	Err  error
+}
+
+// VimExitedMsg is sent when vim finishes editing
+type VimExitedMsg struct {
+	Path string
+	Err  error
+}