1 files changed, 132 insertions, 0 deletions
diff --git a/internal/admin/api_rooms_bulk_delete.go b/internal/admin/api_rooms_bulk_delete.go
new file mode 100644
index 0000000..6aa0181
--- /dev/null
+++ b/internal/admin/api_rooms_bulk_delete.go
@@ -0,0 +1,132 @@
+package admin
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+
+	"thehouseoficarus/internal/world"
+)
+
+type bulkDeleteRequest struct {
+	IDs []int `json:"ids"`
+}
+
+func (s *AdminServer) handleBulkDelete(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	body, readErr := io.ReadAll(r.Body)
+	r.Body.Close()
+	if readErr != nil {
+		writeJSON(w, map[string]any{"error": fmt.Sprintf("read body: %v", readErr)})
+		return
+	}
+
+	var req bulkDeleteRequest
+	if err := json.Unmarshal(body, &req); err != nil {
+		writeJSON(w, map[string]any{"error": fmt.Sprintf("invalid json: %v", err)})
+		return
+	}
+
+	if len(req.IDs) == 0 {
+		writeJSON(w, map[string]any{"error": "no room ids"})
+		return
+	}
+
+	type roomSnapshot struct {
+		id         int
+		path       string
+		oldContent []byte
+	}
+
+	snapshots := make([]roomSnapshot, 0, len(req.IDs))
+	for _, id := range req.IDs {
+		path, ok := s.world.GetRoomPath(id)
+		if !ok {
+			writeJSON(w, map[string]any{"error": fmt.Sprintf("room %d not found", id)})
+			return
+		}
+		oldContent, snapErr := snapshotFile(path)
+		if snapErr != nil {
+			writeJSON(w, map[string]any{"error": fmt.Sprintf("snapshot room %d: %v", id, snapErr)})
+			return
+		}
+		snapshots = append(snapshots, roomSnapshot{id: id, path: path, oldContent: oldContent})
+	}
+
+	deletedSet := make(map[int]bool, len(req.IDs))
+	for _, snap := range snapshots {
+		s.detachRoomFromCourse(snap.id)
+		if err := os.Remove(snap.path); err != nil {
+			writeJSON(w, map[string]any{"error": fmt.Sprintf("delete room %d: %v", snap.id, err)})
+			return
+		}
+		deletedSet[snap.id] = true
+	}
+
+	s.world.RebuildRoomIndex(s.dataDir)
+	for _, snap := range snapshots {
+		s.world.ClearRoomState(snap.id)
+	}
+
+	allIDs, _ := listRoomIDs(s.dataDir)
+	var extraFiles []ExtraFile
+	var exitCleaned int
+	for _, otherID := range allIDs {
+		if deletedSet[otherID] {
+			continue
+		}
+		otherRoom, loadErr := s.world.LoadRoom(otherID)
+		if loadErr != nil {
+			continue
+		}
+		changed := false
+		for _, dir := range world.ExitOrder {
+			exit, exists := otherRoom.Exits[dir]
+			if !exists || !deletedSet[exit.Room] {
+				continue
+			}
+			delete(otherRoom.Exits, dir)
+			changed = true
+		}
+		if changed {
+			otherPath, pathOk := s.world.GetRoomPath(otherID)
+			if pathOk {
+				oldExtra, _ := snapshotFile(otherPath)
+				newContent, writeErr := writeYAMLFile(otherPath, otherRoom)
+				if writeErr != nil {
+					continue
+				}
+				extraFiles = append(extraFiles, ExtraFile{
+					FilePath:   otherPath,
+					OldContent: oldExtra,
+					NewContent: newContent,
+				})
+				exitCleaned++
+			}
+		}
+	}
+
+	for i := 1; i < len(snapshots); i++ {
+		extraFiles = append(extraFiles, ExtraFile{
+			FilePath:   snapshots[i].path,
+			OldContent: snapshots[i].oldContent,
+			IsDelete:   true,
+		})
+	}
+
+	s.undoStack.Push(ChangeDesc{
+		Description: fmt.Sprintf("delete %d rooms (cleaned %d exits)", len(req.IDs), exitCleaned),
+		FilePath:    snapshots[0].path,
+		OldContent:  snapshots[0].oldContent,
+		IsDelete:    true,
+		ExtraFiles:  extraFiles,
+	})
+
+	writeJSON(w, map[string]any{"ok": true, "count": len(req.IDs)})
+}