feat: redesign responsive console and fix restore regressions

internal/api/config.go

@@ -205,6 +205,9 @@ func (a *API) config(w http.ResponseWriter, r *http.Request, i store.Instance, a
 			return
 		}
 		var document any
+		if strings.TrimSpace(in.Content) == "" {
+			in.Content = "[]\n"
+		}
 		if yaml.Unmarshal([]byte(in.Content), &document) != nil {
 			fail(w, 400, "invalid YAML")
 			return

internal/api/config_helpers.go

@@ -3,7 +3,9 @@ package api
 import (
 	"context"
 	"errors"
+	"git.misaka.ren/m1saka/dsh-web/internal/docker"
 	"git.misaka.ren/m1saka/dsh-web/internal/store"
+	"net/http"
 	"net/url"
 	"os"
 	"path/filepath"
@@ -57,7 +59,10 @@ func (a *API) configStop(ctx context.Context, id string) error {
 	ctx, cancel := context.WithTimeout(ctx, 30*time.Second)
 	defer cancel()
 	if err := a.docker.Do(ctx, "POST", "/containers/"+url.PathEscape(id)+"/stop?t=10", nil, nil); err != nil {
-		return err
+		var apiErr *docker.APIError
+		if !errors.As(err, &apiErr) || apiErr.StatusCode != http.StatusNotModified {
+			return err
+		}
 	}
 	c, err := a.docker.Inspect(ctx, id)
 	if err != nil {

internal/api/config_test.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"git.misaka.ren/m1saka/dsh-web/internal/docker"
 	"git.misaka.ren/m1saka/dsh-web/internal/store"
 	"golang.org/x/crypto/bcrypt"
 	"mime/multipart"
@@ -20,6 +21,47 @@ import (
 	"time"
 )
 
+func TestConfigStopAlreadyStopped(t *testing.T) {
+	for _, state := range []string{`{}`, `{"Running":true}`, `{"Paused":true}`, `{"Restarting":true}`} {
+		t.Run(state, func(t *testing.T) {
+			inspected := false
+			srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+				if r.Method == "POST" {
+					w.WriteHeader(http.StatusNotModified)
+					return
+				}
+				inspected = true
+				fmt.Fprintf(w, `{"State":%s}`, state)
+			}))
+			defer srv.Close()
+			a := &API{docker: docker.New(srv.URL)}
+			err := a.configStop(context.Background(), "test")
+			if !inspected || (err == nil) != (state == `{}`) {
+				t.Fatalf("inspected=%v error=%v", inspected, err)
+			}
+		})
+	}
+}
+
+func TestConfigEmptyProfileRoundTrip(t *testing.T) {
+	if os.Geteuid() != 0 {
+		t.Skip("requires chown")
+	}
+	a, i, home := configTestAPI(t, false)
+	w := configCall(a, i, "GET", "profile", "")
+	if w.Code != 200 {
+		t.Fatal(w.Code, w.Body.String())
+	}
+	w = configCall(a, i, "PUT", "profile", w.Body.String())
+	if w.Code != 200 {
+		t.Fatal(w.Code, w.Body.String())
+	}
+	content, err := os.ReadFile(filepath.Join(home, "profiles/web/cordis.patch.yml"))
+	if err != nil || string(content) != "[]\n" {
+		t.Fatalf("content=%q error=%v", content, err)
+	}
+}
+
 func TestConfigPasswordBackupImport(t *testing.T) {
 	if os.Geteuid() != 0 {
 		t.Skip("requires chown")