feat(renode): implement PlanForce to reinstall packages and rewrite assets

internal/modules/renode/renode.go

@@ -5,7 +5,6 @@ package renode
 import (
 	"bytes"
 	"context"
-	"errors"
 	"embed"
 	"fmt"
 	"os"
@@ -188,5 +187,50 @@ func (m Module) Verify(ctx context.Context) error {
 }
 
 func (m Module) PlanForce(ctx context.Context) (module.Plan, error) {
-	return module.Plan{}, errors.New("PlanForce not implemented")
+	bin, err := binPath()
+	if err != nil {
+		return module.Plan{}, err
+	}
+	rendered, err := m.renderSim()
+	if err != nil {
+		return module.Plan{}, err
+	}
+	simPath := filepath.Join(bin, "arduino-sim")
+	wokwiPath := filepath.Join(bin, "wokwi-cli")
+
+	actions := []module.Action{
+		{
+			Description: "ensure yay installed",
+			Kind:        module.ActionPackageInstall,
+			Exec:        func(ctx context.Context) error { return m.aur.EnsureInstalled(ctx) },
+		},
+		{
+			Description: "yay -S (force) renode-bin",
+			Kind:        module.ActionPackageInstall,
+			Exec:        func(ctx context.Context) error { return m.aur.Reinstall(ctx, []string{"renode-bin"}) },
+		},
+		{
+			Description: "pacman -S (force) arm-none-eabi-gdb",
+			Kind:        module.ActionPackageInstall,
+			Exec:        func(ctx context.Context) error { return m.pm.Reinstall(ctx, []string{"arm-none-eabi-gdb"}) },
+		},
+		{
+			Description: "rewrite arduino-sim helper (force)",
+			Kind:        module.ActionFileWrite,
+			Exec: func(ctx context.Context) error {
+				return platform.WriteUserFile(simPath, rendered, 0o755)
+			},
+		},
+		{
+			Description: "redownload wokwi-cli " + m.cfg.WokwiVersion + " (force)",
+			Kind:        module.ActionFileWrite,
+			Exec: func(ctx context.Context) error {
+				if err := os.MkdirAll(filepath.Dir(wokwiPath), 0o755); err != nil {
+					return err
+				}
+				return platform.Download(ctx, m.cfg.WokwiURL, wokwiPath, 0o755)
+			},
+		},
+	}
+	return module.Plan{Actions: actions}, nil
 }

internal/modules/renode/renode_test.go

@@ -142,4 +142,52 @@ func TestApplyRendersSimScriptAndDownloadsWokwi(t *testing.T) {
 	}
 }
 
+func TestPlanForceReinstallsEverything(t *testing.T) {
+	home := t.TempDir()
+	t.Setenv("HOME", home)
+	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		w.Write([]byte("wokwi-forced"))
+	}))
+	defer srv.Close()
+
+	// Even with everything already "installed", force plan should be non-empty.
+	os.MkdirAll(filepath.Join(home, ".local", "bin"), 0o755)
+	os.WriteFile(filepath.Join(home, ".local", "bin", "wokwi-cli"), []byte("stale"), 0o755)
+	r := &fakeRunner{installed: map[string]bool{"yay": true, "renode-bin": true, "arm-none-eabi-gdb": true}}
+	m := New(sampleCfg(srv.URL), platform.NewPacman(r), platform.NewYay(r))
+
+	plan, err := m.PlanForce(context.Background())
+	if err != nil {
+		t.Fatalf("PlanForce: %v", err)
+	}
+	if plan.IsEmpty() {
+		t.Fatal("force plan must not be empty")
+	}
+	for _, a := range plan.Actions {
+		if err := a.Exec(context.Background()); err != nil {
+			t.Fatalf("Exec %q: %v", a.Description, err)
+		}
+	}
+	var sawYayReinstall, sawPacmanReinstall bool
+	for _, c := range r.runCalls {
+		if len(c) >= 3 && c[0] == "yay" && c[1] == "-S" && c[2] == "--noconfirm" {
+			sawYayReinstall = true
+		}
+		if len(c) >= 4 && c[0] == "sudo" && c[1] == "pacman" && c[2] == "-S" && c[3] == "--noconfirm" {
+			sawPacmanReinstall = true
+		}
+	}
+	if !sawYayReinstall {
+		t.Errorf("no yay reinstall call; calls=%v", r.runCalls)
+	}
+	if !sawPacmanReinstall {
+		t.Errorf("no pacman reinstall call; calls=%v", r.runCalls)
+	}
+	// wokwi-cli should have been overwritten with the fresh payload
+	wokwi, _ := os.ReadFile(filepath.Join(home, ".local", "bin", "wokwi-cli"))
+	if string(wokwi) != "wokwi-forced" {
+		t.Errorf("wokwi-cli not overwritten: %q", wokwi)
+	}
+}
+
 var _ module.Module = Module{}