refactor: format compose deployment plan with style, display target context

pkg/client/compose/deploy.go

@@ -31,32 +31,6 @@ type Deployment struct {
 	plan         *Plan
 }
 
-// Plan holds the compose-level deployment plan with typed volume and service operations.
-type Plan struct {
-	Volumes  []*operation.CreateVolumeOperation
-	Services []*deploy.ServicePlan
-}
-
-// IsEmpty returns true if the plan has no volume or service operations.
-func (p *Plan) IsEmpty() bool {
-	return len(p.Volumes) == 0 && len(p.Services) == 0
-}
-
-// Execute runs all volume operations followed by all service operations.
-func (p *Plan) Execute(ctx context.Context, cli operation.Client) error {
-	for _, op := range p.Volumes {
-		if err := op.Execute(ctx, cli); err != nil {
-			return err
-		}
-	}
-	for _, sp := range p.Services {
-		if err := sp.Execute(ctx, cli); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
 func NewDeployment(ctx context.Context, cli Client, project *types.Project) (*Deployment, error) {
 	return NewDeploymentWithStrategy(ctx, cli, project, nil)
 }

pkg/client/compose/plan.go

@@ -0,0 +1,131 @@
+package compose
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"charm.land/lipgloss/v2"
+	"github.com/psviderski/uncloud/internal/cli/tui"
+	"github.com/psviderski/uncloud/pkg/api"
+	"github.com/psviderski/uncloud/pkg/client/deploy"
+	"github.com/psviderski/uncloud/pkg/client/deploy/operation"
+)
+
+// Plan holds the compose-level deployment plan with volume and service operations.
+type Plan struct {
+	Volumes  []*operation.CreateVolumeOperation
+	Services []*deploy.ServicePlan
+}
+
+// IsEmpty returns true if the plan has no volume or service operations.
+func (p *Plan) IsEmpty() bool {
+	return len(p.Volumes) == 0 && len(p.Services) == 0
+}
+
+// Format renders the entire deployment plan as a styled tree with a summary footer.
+func (p *Plan) Format(resolvers map[string]operation.NameResolver) string {
+	var out strings.Builder
+
+	// Format volume operations.
+	for _, op := range p.Volumes {
+		out.WriteString(op.Format(nil))
+		out.WriteString("\n")
+	}
+	if len(p.Volumes) > 0 {
+		out.WriteString("\n")
+	}
+
+	// Format service plans.
+	for _, svcPlan := range p.Services {
+		resolver := resolvers[svcPlan.ServiceID]
+		out.WriteString(svcPlan.Format(resolver))
+		out.WriteString("\n\n")
+	}
+
+	// Format summary footer.
+	summary := p.formatSummary()
+	out.WriteString(tui.Faint.Render(strings.Repeat("─", lipgloss.Width(summary))))
+	out.WriteString("\n")
+	out.WriteString(summary)
+	out.WriteString("\n")
+
+	return out.String()
+}
+
+// formatSummary counts all operations across the plan and renders the summary footer.
+func (p *Plan) formatSummary() string {
+	var createCount, startFirstCount, stopFirstCount, removeCount int
+	machines := make(map[string]struct{})
+
+	for _, op := range p.Volumes {
+		machines[op.MachineID] = struct{}{}
+		createCount++
+	}
+
+	for _, svcPlan := range p.Services {
+		for _, op := range svcPlan.Operations {
+			switch o := op.(type) {
+			case *operation.RunContainerOperation:
+				machines[o.MachineID] = struct{}{}
+				createCount++
+			case *operation.ReplaceContainerOperation:
+				machines[o.MachineID] = struct{}{}
+				if o.Order == api.UpdateOrderStopFirst {
+					stopFirstCount++
+				} else {
+					startFirstCount++
+				}
+			case *operation.RemoveContainerOperation:
+				machines[o.MachineID] = struct{}{}
+				removeCount++
+			case *operation.StopContainerOperation:
+				machines[o.MachineID] = struct{}{}
+				removeCount++
+			}
+		}
+	}
+
+	var parts []string
+	if createCount > 0 {
+		parts = append(parts,
+			tui.BoldGreen.Render(strconv.Itoa(createCount))+" "+tui.Green.Render("create"))
+	}
+	if startFirstCount > 0 {
+		parts = append(parts,
+			tui.BoldGreen.Render(strconv.Itoa(startFirstCount))+" "+tui.Green.Render("replace (start-first)"))
+	}
+	if stopFirstCount > 0 {
+		parts = append(parts,
+			tui.BoldYellow.Render(strconv.Itoa(stopFirstCount))+" "+tui.Yellow.Render("replace (stop-first)"))
+	}
+	if removeCount > 0 {
+		parts = append(parts,
+			tui.BoldRed.Render(strconv.Itoa(removeCount))+" "+tui.Red.Render("remove"))
+	}
+
+	machinesWord := "machines"
+	if len(machines) == 1 {
+		machinesWord = "machine"
+	}
+	parts = append(parts, fmt.Sprintf("across %s %s", tui.Bold.Render(strconv.Itoa(len(machines))), machinesWord))
+
+	sep := " " + tui.Faint.Render("·") + " "
+	return strings.Join(parts, sep)
+}
+
+// Execute runs all volume operations followed by all service operations.
+func (p *Plan) Execute(ctx context.Context, cli operation.Client) error {
+	for _, op := range p.Volumes {
+		if err := op.Execute(ctx, cli); err != nil {
+			return err
+		}
+	}
+	for _, sp := range p.Services {
+		if err := sp.Execute(ctx, cli); err != nil {
+			return err
+		}
+	}
+	return nil
+}