ShowComments

package com.telerikacademy.oop.teamproject.commands.show;

import com.telerikacademy.oop.teamproject.commands.contracts.Command;
import com.telerikacademy.oop.teamproject.core.contracts.TaskManagementSystemRepository;
import com.telerikacademy.oop.teamproject.models.contracts.Board;
import com.telerikacademy.oop.teamproject.models.contracts.Task;
import com.telerikacademy.oop.teamproject.models.contracts.Team;
import com.telerikacademy.oop.teamproject.utils.ParsingHelpers;
import com.telerikacademy.oop.teamproject.utils.ValidationHelpers;

import java.util.List;

public class ShowCommentsCommand implements Command {
    private static final int EXPECTED_NUMBER_OF_ARGUMENTS = 3;
    private TaskManagementSystemRepository taskManagementSystemRepository;
    String teamName;
    String boardName;
    int taskId;

    public ShowCommentsCommand(TaskManagementSystemRepository taskManagementSystemRepository) {
        this.taskManagementSystemRepository = taskManagementSystemRepository;
    }

    @Override
    public String execute(List<String> parameters) {
        ValidationHelpers.validateArgumentsCount(parameters, EXPECTED_NUMBER_OF_ARGUMENTS);

        teamName = parameters.get(0);
        boardName = parameters.get(1);
        taskId = ParsingHelpers.tryParseInt(parameters.get(2), "id");

        Team team = taskManagementSystemRepository.findTeamByTeamName(teamName);
        Board board = team.findBoardByName(boardName);
        Task task = board.findTaskById(board.getAllTasks(), taskId);

        return task.getComments();
    }
}