flowchart TD %% ===== ENV ===== ENV[ENV CONFIG
METADATA_STORAGE=mongo|json
DATA_STORAGE=mongo
FILE_STORAGE=fs]

%% ===== BASE ABSTRACTIONS =====
MetaBase[MetadataStorage<T>]
DataBase[DataRepository<T>]
EncodeBase[EncodingService]
FileBase[FileStorage]

%% ===== METADATA IMPLEMENTATIONS =====
MetaMongo[MongoMetadataStorage<T><br/>+ model]
MetaJson[JsonMetadataStorage<T><br/>+ filePath + type]

MetaBase --> MetaMongo
MetaBase --> MetaJson

%% ===== DATA IMPLEMENTATION =====
DataMongo[MongoDataRepository<T>]
DataBase --> DataMongo

%% ===== FILE STORAGE =====
FS[FsFileStorage<br/>+ basePath]
FileBase --> FS

%% ===== ENCODING =====
Encoder[VideoEncodingService<br/>FFmpeg]
EncodeBase --> Encoder

%% ===== SMART MODULES =====
MetaModule[MetadataModule.forFeature()]
DataModule[DataModule.forFeature()]
FileModule[FileModule.forRoot()]
EncodeModule[EncodingModule]

ENV --> MetaModule
ENV --> DataModule
ENV --> FileModule

%% ===== TOKENS =====
META_TOKEN[(METADATA_STORAGE)]
DATA_TOKEN[(DATA_REPOSITORY)]
FILE_TOKEN[(FILE_STORAGE)]
ENCODE_TOKEN[(ENCODER)]

MetaModule -->|mongo| MetaMongo
MetaModule -->|json| MetaJson
DataModule --> DataMongo
FileModule --> FS
EncodeModule --> Encoder

MetaMongo --> META_TOKEN
MetaJson --> META_TOKEN
DataMongo --> DATA_TOKEN
FS --> FILE_TOKEN
Encoder --> ENCODE_TOKEN

%% ===== FEATURE MODULES =====
VideoModule[VideoModule]
GenreModule[GenreModule]
PlaylistModule[PlaylistModule]

VideoModule --> MetaModule
VideoModule --> DataModule
VideoModule --> FileModule
VideoModule --> EncodeModule

GenreModule --> MetaModule
GenreModule --> DataModule

PlaylistModule --> MetaModule
PlaylistModule --> DataModule

%% ===== SERVICES =====
VideoService[VideoService]
GenreService[GenreService]
PlaylistService[PlaylistService]

META_TOKEN --> VideoService
DATA_TOKEN --> VideoService
FILE_TOKEN --> VideoService
ENCODE_TOKEN --> VideoService

META_TOKEN --> GenreService
DATA_TOKEN --> GenreService

META_TOKEN --> PlaylistService
DATA_TOKEN --> PlaylistService