reorganized items, objects, and rooms in directories. oranized module names. added startup checks.

1 files changed, 14 insertions, 1 deletions

diff --git a/internal/world/mob.go b/internal/world/mob.go
index f7988ce..9d07532 100644
--- a/internal/world/mob.go
+++ b/internal/world/mob.go
@@ -144,6 +144,7 @@ func (m *MobInstance) StartRegen() {
 type MobStore struct {
 	dataDir   string
 	mu        sync.Mutex
+	pathIndex map[string]string
 	defs      map[string]*MobDef
 	instances map[string]*MobInstance
 }
@@ -151,6 +152,7 @@ type MobStore struct {
 func NewMobStore(dataDir string) *MobStore {
 	return &MobStore{
 		dataDir:   dataDir,
+		pathIndex: action.BuildPathIndex(filepath.Join(dataDir, "mobs")),
 		defs:      make(map[string]*MobDef),
 		instances: make(map[string]*MobInstance),
 	}
@@ -164,7 +166,10 @@ func (s *MobStore) LoadDef(id string) (*MobDef, error) {
 	}
 	s.mu.Unlock()
 
-	path := filepath.Join(s.dataDir, "mobs", id+".yaml")
+	path, ok := s.pathIndex[id]
+	if !ok {
+		return nil, fmt.Errorf("read mob %s: no such mob", id)
+	}
 	data, err := os.ReadFile(path)
 	if err != nil {
 		return nil, fmt.Errorf("read mob %s: %w", id, err)
@@ -180,6 +185,14 @@ func (s *MobStore) LoadDef(id string) (*MobDef, error) {
 	return &def, nil
 }
 
+func (s *MobStore) AllDefIDs() map[string]bool {
+	ids := make(map[string]bool)
+	for id := range s.pathIndex {
+		ids[id] = true
+	}
+	return ids
+}
+
 func (s *MobStore) GetInstance(id string) *MobInstance {
 	s.mu.Lock()
 	defer s.mu.Unlock()