Created a devices service and moved the CDashDisplay service to the sahdow realm

tui/internal/controllers/cdashdisplay_layout_moveTool.go

@@ -0,0 +1,127 @@
+package controllers
+
+import (
+	"esdi/devices/cdashdisplay"
+	helper "esdi/helpers"
+
+	"github.com/gdamore/tcell/v2"
+)
+
+type ManipMode int
+
+const (
+	moveMode ManipMode = iota
+	resizeMode
+)
+
+type modeHandler func(*tcell.EventKey) *tcell.EventKey
+
+type windowManipState struct {
+	Mode ManipMode
+}
+
+func keyToVector(r rune) (helper.Vector, bool) {
+	var mult uint16 = 1
+
+	// Is uppercase? For fast movement
+	if r >= 'A' && r <= 'Z' {
+		mult = 10
+		r += 'a' - 'A'
+	}
+
+	switch r {
+	case 'h':
+		return helper.Vector{DX: -mult, DY: 0}, true
+	case 'j':
+		return helper.Vector{DX: 0, DY: mult}, true
+	case 'k':
+		return helper.Vector{DX: 0, DY: -mult}, true
+	case 'l':
+		return helper.Vector{DX: mult, DY: 0}, true
+	}
+
+	return helper.Vector{}, false
+}
+
+func (lc *LayoutController) handleMovementCapture(idx int16,
+	ev *tcell.EventKey,
+) *tcell.EventKey {
+	vec, ok := keyToVector(ev.Rune())
+	if !ok {
+		return nil
+	}
+
+	// Acquire the cdashdisplay
+	displayIF, err := lc.DevService.GetDevice(cdashdisplay.Name)
+	if err != nil {
+		lc.Messages <- "failed to get " + cdashdisplay.Name
+		return nil
+	}
+	display, ok := displayIF.(*cdashdisplay.CDashDisplay)
+	if !ok {
+		lc.Messages <- "failed to acquire " + cdashdisplay.Name
+		return nil
+	}
+	// ---
+
+	err = display.MoveWindow(idx, &vec)
+	if err != nil {
+		lc.Messages <- "failed to move window: " + err.Error() + "\n"
+		return nil
+	}
+
+	// Success - update the form
+	window := display.State.Layout.Windows[idx]
+	lc.LayoutToolView.UpdateFormView(idx, window)
+
+	return nil
+}
+
+func (lc *LayoutController) handleResizeCapture(idx int16,
+	ev *tcell.EventKey,
+) *tcell.EventKey {
+	vec, ok := keyToVector(ev.Rune())
+	if !ok {
+		return nil
+	}
+
+	// Acquire the cdashdisplay
+	displayIF, err := lc.DevService.GetDevice(cdashdisplay.Name)
+	if err != nil {
+		lc.Messages <- "failed to get " + cdashdisplay.Name
+		return nil
+	}
+	display, ok := displayIF.(*cdashdisplay.CDashDisplay)
+	if !ok {
+		lc.Messages <- "failed to acquire " + cdashdisplay.Name
+		return nil
+	}
+	// ---
+
+	err = display.ResizeWindow(idx, &vec)
+	if err != nil {
+		lc.Messages <- "failed to resize window: " + err.Error() + "\n"
+		return nil
+	}
+
+	// Success - update the form
+	window := display.State.Layout.Windows[idx]
+	lc.LayoutToolView.UpdateFormView(idx, window)
+
+	return nil
+}
+
+func (s *windowManipState) CurrentHandler(lc *LayoutController, idx int16) modeHandler {
+	switch s.Mode {
+	case moveMode:
+		return func(ev *tcell.EventKey) *tcell.EventKey {
+			return lc.handleMovementCapture(idx, ev)
+		}
+	case resizeMode:
+		return func(ev *tcell.EventKey) *tcell.EventKey {
+			return lc.handleResizeCapture(idx, ev)
+		}
+	}
+
+	return nil
+}