1 files changed, 108 insertions, 0 deletions
diff --git a/internal/admin/api_rooms.go b/internal/admin/api_rooms.go
index cf23761..d1193f0 100644
--- a/internal/admin/api_rooms.go
+++ b/internal/admin/api_rooms.go
@@ -11,6 +11,7 @@ import (
 	"strconv"
 	"strings"
 
+	"thehouseoficarus/internal/behavior"
 	"thehouseoficarus/internal/world"
 )
 
@@ -736,3 +737,110 @@ func (s *AdminServer) handleRoomRename(w http.ResponseWriter, r *http.Request) {
 	})
 	writeJSON(w, map[string]any{"ok": true})
 }
+
+func (s *AdminServer) handleDuplicateRooms(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		writeJSON(w, map[string]any{"error": "method not allowed"})
+		return
+	}
+	dups := behavior.CheckDuplicateIDs(filepath.Join(s.dataDir, "rooms"))
+	type DupEntry struct {
+		ID    string   `json:"id"`
+		Paths []string `json:"paths"`
+	}
+	result := make([]DupEntry, len(dups))
+	for i, d := range dups {
+		result[i] = DupEntry{ID: d.ID, Paths: d.Paths}
+	}
+	writeJSON(w, map[string]any{"duplicates": result})
+}
+
+func (s *AdminServer) handleResolveDuplicate(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		writeJSON(w, map[string]any{"error": "method not allowed"})
+		return
+	}
+	var body struct {
+		Path   string `json:"path"`
+		Action string `json:"action"`
+		NewID  int    `json:"new_id"`
+	}
+	if err := readJSON(r, &body); err != nil || body.Path == "" || body.Action == "" {
+		writeJSON(w, map[string]any{"error": "invalid body"})
+		return
+	}
+
+	roomsDir := filepath.Join(s.dataDir, "rooms")
+	absRooms, _ := filepath.Abs(roomsDir)
+	absPath, err := filepath.Abs(body.Path)
+	if err != nil || !strings.HasPrefix(absPath, absRooms+string(filepath.Separator)) {
+		writeJSON(w, map[string]any{"error": "invalid path"})
+		return
+	}
+
+	switch body.Action {
+	case "delete":
+		old, _ := snapshotFile(absPath)
+		if err := os.Remove(absPath); err != nil {
+			writeJSON(w, map[string]any{"error": "delete failed: " + err.Error()})
+			return
+		}
+		s.world.RebuildRoomIndex(s.dataDir)
+		s.undoStack.Push(ChangeDesc{
+			Description: fmt.Sprintf("delete duplicate room file %s", body.Path),
+			FilePath:    absPath,
+			OldContent:  old,
+			IsDelete:    true,
+		})
+		writeJSON(w, map[string]any{"ok": true})
+
+	case "rename":
+		if body.NewID <= 0 {
+			writeJSON(w, map[string]any{"error": "new_id must be positive"})
+			return
+		}
+		if _, ok := s.world.GetRoomPath(body.NewID); ok {
+			writeJSON(w, map[string]any{"error": "room ID already exists"})
+			return
+		}
+		newRel := filepath.Join(filepath.Dir(absPath), strconv.Itoa(body.NewID)+".yaml")
+		if _, err := os.Stat(newRel); err == nil {
+			writeJSON(w, map[string]any{"error": "target file already exists"})
+			return
+		}
+
+		oldContent, err := os.ReadFile(absPath)
+		if err != nil {
+			writeJSON(w, map[string]any{"error": "read failed: " + err.Error()})
+			return
+		}
+		m, err := yamlToMap(oldContent)
+		if err != nil {
+			writeJSON(w, map[string]any{"error": "yaml parse failed: " + err.Error()})
+			return
+		}
+		m["id"] = body.NewID
+
+		newContent, err := writeMapAsYAML(newRel, m)
+		if err != nil {
+			writeJSON(w, map[string]any{"error": "write failed: " + err.Error()})
+			return
+		}
+		if err := os.Remove(absPath); err != nil {
+			writeJSON(w, map[string]any{"error": "remove old failed: " + err.Error()})
+			return
+		}
+		s.world.RebuildRoomIndex(s.dataDir)
+		s.undoStack.Push(ChangeDesc{
+			Description: fmt.Sprintf("rename duplicate room %s to ID %d", body.Path, body.NewID),
+			FilePath:    absPath,
+			NewFilePath: newRel,
+			OldContent:  oldContent,
+			NewContent:  newContent,
+		})
+		writeJSON(w, map[string]any{"ok": true})
+
+	default:
+		writeJSON(w, map[string]any{"error": "unknown action: " + body.Action})
+	}
+}