package it.polimi.ingsw.gc14;
import it.polimi.ingsw.gc14.Controller.ClientController;
import it.polimi.ingsw.gc14.Network.NetworkEvent;
import it.polimi.ingsw.gc14.Network.RMI.Client.RMIClient;
import it.polimi.ingsw.gc14.Network.TCP.Client.TCPClient;
import it.polimi.ingsw.gc14.View.TUI.TUI;
import java.util.Scanner;

/**
 * Entry point for the TUI-based game client.
 * Handles the initial setup by asking the user for a username, the desired number of players,
 * and the preferred network protocol (RMI or TCP).
 * Once connected to the server, it continuously reads and dispatches user input to the controller.
 */
public class ClientLauncherTUI {

    /**
     * The TUI view associated with this client.
     */
    TUI view;

    /**
     * Starts the TUI client.
     * Prompts the user for a username, the desired number of players, and the network protocol.
     * Attempts to connect to the server using either RMI or TCP depending on the selection.
     * If the connection is successful, enters a loop to continuously read and process user input.
     *
     * @throws InterruptedException if the thread is interrupted while waiting.
     */
    public void main() throws InterruptedException {
        view = new TUI(null);
        ClientController controller = new ClientController(view);
        Scanner scanner = new Scanner(System.in);
        System.out.println("Insert username: ");
        String username = scanner.next();
        view.setUsername(username);
        System.out.println("Insert preferred number of players: ");
        int proposedNumPlayers = scanner.nextInt();
        System.out.println("Select RMI[0] o TCP[1]: ");
        int networkType = scanner.nextInt();
        System.out.println("Insert server IP: ");
        String IP = scanner.next();
        // RMI
        if (networkType == 0) {
            // Connect
            RMIClient client = new RMIClient(controller, IP, 1099);
            if (client.connect(username, proposedNumPlayers)) {
                System.out.println("Succesfully connected to RMI server\n\n");
            } else {
                System.out.println("RMI connection refused\n\n");
                return;
            }
            controller.setClient(client);
            while (true) {
                getInput(scanner, controller, username);
            }
            // TCP
        } else if (networkType == 1) {
            // Connect
            TCPClient client = new TCPClient(controller, IP, 8080);
            if (client.connect(username, proposedNumPlayers)) {
                System.out.println("Succesfully connected to TCP server\n\n");
            } else {
                System.out.println("TCP connection refused\n\n");
                return;
            }
            controller.setClient(client);
            // Play
            while (true) {
                getInput(scanner, controller, username);
            }
        }
        scanner.close();
    }

    /**
     * Reads a single action from the user and dispatches it to the controller.
     * The action is identified by a string code. Most actions also require a position index
     * (e.g. the index of the card to draw from a list), which is read as a second input.
     * Actions that do not require a position (7, 8, 9, A, B, C) skip the position prompt.
     * <p>
     * Available actions:
     * <ul>
     *   <li>{@code 0} - Choose a slot by index.</li>
     *   <li>{@code 1} - Draw an upper building card by index.</li>
     *   <li>{@code 2} - Draw an upper tribe card by index.</li>
     *   <li>{@code 3} - Draw a lower building card by index.</li>
     *   <li>{@code 4} - Draw a lower tribe card by index.</li>
     *   <li>{@code 5} - Pick an optional tribe card by index.</li>
     *   <li>{@code 6} - Pick an optional building card by index.</li>
     *   <li>{@code 7} - Skip the optional card choice.</li>
     *   <li>{@code 8} - Skip the upper draw.</li>
     *   <li>{@code 9} - Skip the lower draw.</li>
     *   <li>{@code A} - Render the full game view.</li>
     *   <li>{@code B} - Render the board view.</li>
     *   <li>{@code C} - Render the player view.</li>
     * </ul>
     *
     * @param scanner    the scanner used to read user input.
     * @param controller the client controller to which actions are dispatched.
     * @param username   the username of the current player.
     */
    private void getInput(Scanner scanner, ClientController controller, String username) {
        String action = scanner.next();
        int pos = -1;
        if (!action.equals("7") && !action.equals("8") && !action.equals("9") && !action.equals("A") && !action.equals("B") && !action.equals("C")) {
            try {
                System.out.println("Insert the required position:");
                pos = scanner.nextInt();
            } catch (Exception e) {
                System.out.println("ERROR: Invalid input(expected number)");
            }
        }
        switch (action) {
            case "0" -> controller.slotChoice(username, pos);
            case "1" -> controller.drawUpperTribeCard(username, pos);
            case "2" -> controller.drawUpperBuildingCard(username, pos);
            case "3" -> controller.drawLowerTribeCard(username, pos);
            case "4" -> controller.drawLowerBuildingCard(username, pos);
            case "5" -> controller.pickOptionalTribeCard(username, pos);
            case "6" -> controller.pickOptionalBuildingCard(username, pos);
            case "7" -> controller.noOptionalCard(username);
            case "8" -> controller.skipUpper(username);
            case "9" -> controller.skipLower(username);
            case "A" -> view.fullRender();
            case "B" -> view.renderBoard();
            case "C" -> view.renderPlayer();
            default -> {}
        }
    }
}