implement dca commands:

- DCA added to Client struct
- dca command added to both CLIs

help mds updated

cmd/x32-cli/cli.go

@@ -56,6 +56,7 @@ type CLI struct {
 	Bus      BusCmdGroup      `help:"Control the buses."                    cmd:"" group:"Bus"`
 	Headamp  HeadampCmdGroup  `help:"Control input gain and phantom power." cmd:"" group:"Headamp"`
 	Snapshot SnapshotCmdGroup `help:"Save and load mixer states."           cmd:"" group:"Snapshot"`
+	Dca      DCACmdGroup      `help:"Control DCA groups."                   cmd:"" group:"DCA"`
 }
 
 func main() {

cmd/x32-cli/dca.go

@@ -0,0 +1,67 @@
+package main
+
+import (
+	"fmt"
+)
+
+type DCACmdGroup struct {
+	Index struct {
+		Index int        `arg:"" help:"The index of the DCA group (1-8)."`
+		Mute  DCAMuteCmd `help:"Get or set the mute status of the DCA group." cmd:""`
+		Name  DCANameCmd `help:"Get or set the name of the DCA group." cmd:""`
+	} `arg:"" help:"Control a specific DCA group by its index."`
+}
+
+// Validate checks if the provided index is within the valid range.
+func (cmd *DCACmdGroup) Validate() error {
+	if cmd.Index.Index < 1 || cmd.Index.Index > 8 {
+		return fmt.Errorf("DCA group index must be between 1 and 8, got %d", cmd.Index.Index)
+	}
+	return nil
+}
+
+// DCAMuteCmd is the command to get or set the mute status of a DCA group.
+type DCAMuteCmd struct {
+	State *string `arg:"" help:"Set the mute status of the DCA group." optional:"" enum:"true,false"`
+}
+
+// Run executes the DCAMuteCmd command.
+func (cmd *DCAMuteCmd) Run(ctx *context, dca *DCACmdGroup) error {
+	if cmd.State == nil {
+		resp, err := ctx.Client.DCA.Mute(dca.Index.Index)
+		if err != nil {
+			return fmt.Errorf("failed to get DCA mute status: %w", err)
+		}
+		fmt.Fprintf(ctx.Out, "DCA Group %d mute state: %t\n", dca.Index.Index, resp)
+		return nil
+	}
+
+	if err := ctx.Client.DCA.SetMute(dca.Index.Index, *cmd.State == "true"); err != nil {
+		return fmt.Errorf("failed to set DCA mute status: %w", err)
+	}
+	return nil
+}
+
+// DCANameCmd is the command to get or set the name of a DCA group.
+type DCANameCmd struct {
+	Name *string `arg:"" help:"Set the name of the DCA group." optional:""`
+}
+
+// Run executes the DCANameCmd command.
+func (cmd *DCANameCmd) Run(ctx *context, dca *DCACmdGroup) error {
+	if cmd.Name == nil {
+		resp, err := ctx.Client.DCA.Name(dca.Index.Index)
+		if err != nil {
+			return fmt.Errorf("failed to get DCA name: %w", err)
+		}
+		if resp == "" {
+			resp = fmt.Sprintf("DCA %d", dca.Index.Index)
+		}
+		fmt.Fprintf(ctx.Out, "DCA Group %d is named '%s'\n", dca.Index.Index, resp)
+		return nil
+	}
+	if err := ctx.Client.DCA.SetName(dca.Index.Index, *cmd.Name); err != nil {
+		return fmt.Errorf("failed to set DCA name: %w", err)
+	}
+	return nil
+}