init

loadrooms.go

@@ -0,0 +1,131 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"path"
+	"path/filepath"
+	"slices"
+	"strings"
+)
+
+var REQUIRED_IMAGES = []string{
+	"ART",
+	"MINI",
+	"CREDIT",
+	"INTERACT",
+	"FLOOR",
+	"LAYER",
+	"ROOF",
+	"WALL",
+}
+var ACCEPTED_IMAGE_EXT = []string{
+	".PNG",
+	".JPG",
+	".BMP",
+}
+
+var REQUIRED_AUDIO = []string{
+	"FOOT",
+	"MUSIC",
+}
+var ACCEPTED_AUDIO_EXT = []string{
+	".WAV",
+	".MP3",
+	".OGG",
+	".MIDI",
+}
+
+type RoomFolder struct {
+	path string
+	cfg RoomIni
+}
+
+func LoadRoomFolders(roomspath string) ([]RoomFolder, error) {
+	entries, err := os.ReadDir(roomspath)
+	if err != nil {
+		return nil, err
+	}
+
+	rooms := make([]RoomFolder, 0)
+
+	for _, entry := range entries {
+		entrypath := filepath.Join(roomspath, entry.Name())
+		if !entry.IsDir() {
+			fmt.Printf("WARN: unexpected non-directory found in rooms directory: %s\n", entrypath)
+			continue
+		}
+
+		roomfolder, err := loadRoom(entrypath)
+		if err != nil {
+			fmt.Printf("ERROR: unable to load directory: %s\n", entrypath)
+			continue
+		}
+
+		rooms = append(rooms, roomfolder)
+	}
+
+	return rooms, nil
+}
+
+func loadRoom(roompath string) (RoomFolder, error) {
+	entries, err := os.ReadDir(roompath)
+	if err != nil {
+		return RoomFolder{}, err
+	}
+
+	requiredImages := make([]string, len(REQUIRED_IMAGES))
+	copy(requiredImages, REQUIRED_IMAGES)
+	requiredAudio := make([]string, len(REQUIRED_AUDIO))
+	copy(requiredAudio, REQUIRED_AUDIO)
+
+	roominiName := ""
+	for _, entry := range entries {
+		filename := entry.Name()
+		if strings.ToLower(filename) == "room.ini" {
+			roominiName = filename
+		}
+
+		ext := strings.ToUpper(path.Ext(filename))
+		name := strings.ToUpper(filename[:len(filename)-len(ext)])
+		
+		if index := slices.Index(requiredImages, name); index > -1 && slices.Contains(ACCEPTED_IMAGE_EXT, ext) {
+			requiredImages = append(requiredImages[:index], requiredImages[index+1:]...)
+		}
+		
+		if index := slices.Index(requiredAudio, name); index > -1 && slices.Contains(ACCEPTED_AUDIO_EXT, ext) {
+			requiredAudio = append(requiredAudio[:index], requiredAudio[index+1:]...)
+		}
+	}
+
+	errormsg := ""
+	if len(requiredImages) > 0 && len(requiredAudio) > 0 {
+		errormsg = fmt.Sprintf("images: %v, audio: %v", requiredImages, requiredAudio)
+	}
+	if len(requiredImages) > 0 {
+		errormsg = fmt.Sprintf("images: %v", requiredImages)
+	}
+	if len(requiredAudio) > 0 {
+		errormsg = fmt.Sprintf("audio: %v", requiredAudio)
+	}
+
+	if errormsg != "" {
+		return RoomFolder{}, fmt.Errorf("unable to load room %s: missing required %s", roompath, errormsg)
+	}
+
+	cfg := NewRoomIni()
+	if roominiName != "" {
+		newcfg, err := ReadIni(filepath.Join(roompath, "room.ini"))
+		if err != nil {
+			return RoomFolder{}, err
+		}
+		cfg = newcfg
+	}
+
+	return RoomFolder{
+		path: roompath,
+		cfg: cfg,
+	}, nil
+}
+
+