Update class diagram: refine Server, Client, and ServerConfig classes, and add LocationConfig details

docs/ClassDiagram.mmd

@@ -2,65 +2,95 @@ classDiagram
     direction TB
 
     class Server {
-        +run()
-        +handle_new_connection(int)
-        +handle_client_event(int, int)
-        +setup_listeners()
-        +add_to_epoll(int)
-        +remove_from_epoll(int)
-        +std::vector<unique_ptr<Socket>> listeners_
-        +std::unordered_map<int, unique_ptr<Client>> clients_
-        +int epoll_fd_
-        +const Configuration* config_
+        +Server(const ConfigManager&)
+        +~Server()
+        +start()
+        +addToEpoll(Socket&, uint32_t)
+        +removeFromEpoll(Socket&)
+        +setupServerSocket(ServerConfig&)
+        +handleConnection(epoll_event*)
+        +handleRequest(epoll_event*)
+        +responseReady(int)
+        +eventLoop()
+        +getListener(int) Socket&
+        +getClient(int) Client&
+        +getConfig(int) ServerConfig&
+        +getConfig(Socket&) ServerConfig&
+        -int epoll_fd_
+        -ConfigManager& configManager_
+        -vector<unique_ptr<Socket>> listeners_
+        -unordered_map<int, ServerConfig&> fdToConfig_
+        -unordered_map<int, unique_ptr<Client>> clients_
     }
 
     class Socket {
-        +Socket(int)
         +Socket()
+        +Socket(int)
         +~Socket()
-        +bind(const sockaddr_in&) int
-        +listen(int) int
-        +accept() Socket
+        +listen(int) void
+        +bind(string, int) void
+        +accept() Socket*
         +recv(void*, size_t) ssize_t
         +send(const void*, size_t) ssize_t
-        +set_non_blocking()
-        -fd_ int
+        +setNonBlocking() void
+        +getFd() int
+        -int _fd
     }
 
     class Client {
-        +Client(unique_ptr<Socket>)
-        +~Client()
-        +process_event(int)
-        +handle_read()
-        +handle_write()
-        +is_complete() bool
-        +unique_ptr<Socket> socket_
-        +unique_ptr<HTTP_Request> request_
-        +unique_ptr<HTTP_Response> response_
-        +const Server& server_
+        +Client(unique_ptr<Socket>, Server&, ServerConfig&)
+        +~Client()std::move(clientSocket), *this, getConfig(listener)
+        +request() void
+        +getResponse() string
+        -unique_ptr<Socket> client_socket_
+        -Server& server
+        -ServerConfig& server_config
     }
 
-    class HTTP_Request {
-        +parse_data(const std::string&)
-        +is_complete() bool
-        -method_ string
-        -uri_ string
-        -headers_ map<string, string>
+    class ConfigManager {
+        +init(string)
+        +getInstance() ConfigManager&
+        +getServerConfigs() vector<ServerConfig>
+        -bool _initialized
+        -vector<ServerConfig> serverConfigs
     }
 
-    class HTTP_Response {
-        +build_from_request(const HTTP_Request&)
-        +to_string() string
-        -status_ int
-        -body_ string
-        -headers_ map<string, string>
+    class ServerConfig {
+        +ServerConfig(string)
+        +getHost() string
+        +getPort() int
+        +getRoot() string
+        +getCgiPass() string
+        +getCgiExt() string
+        +getErrorPages() map<int,string>
+        +getIndexFiles() vector<string>
+        +getLocation(string) LocationConfig&
+        +getLocationPaths() vector<string>
+        +setServerFD(int)
+        +getServerFD() int
+        -string host
+        -int port
+        -int server_fd
+        -string root
+        -string cgi_pass
+        -string cgi_ext
+        -map<int,string> error_page
+        -vector<string> index_files
+        -map<string, LocationConfig> locations
     }
 
+    class LocationConfig {
+        +LocationConfig(string)
+        -string path
+        -bool autoIndex
+        -string indexFile
+        -map<string,string> directives
+    }
 
     Server "1" o-- "1..*" Socket : listens on
     Server "1" o-- "0..*" Client : manages
-    Server "1" -- "1" Configuration: knows about
+    Server "1" -- "1" ConfigManager : uses
     Client "1" *-- "1" Socket : owns
-    Client "1" *-- "1" HTTP_Request: owns
-    Client "1" *-- "1" HTTP_Response: owns
-    Client "1" -- "1" Server: reports to
+    Client "1" -- "1" Server : references
+    Client "1" -- "1" ServerConfig : references
+    ServerConfig "1" o-- "*" LocationConfig : has