FileCreator.java

package dashboard;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

//This class creates all the files required to run the code without any errors, if they don't exist:
public class FileCreator {

    private static final String FILE_SEPARATOR = System.getProperty("file.separator");
    private static final String FILES_FOLDER = "files";

    public static void go() {
        createFolderIfNotExists();

        // List of file names to check and create if not exist
        String[] fileNames = {
                "announcements.txt",
                "assignments.txt",
                "errors.csv",
                "integration.csv",
                "intstats.csv",
                "monthstats.csv",
                "statuses.csv",
                "users.csv"
        };

        // Check and create files
        for (String fileName : fileNames) {
            createFileIfNotExists(fileName);
        }

        System.out.println("Files created or already exist.");
    }

    private static void createFolderIfNotExists() {
        String path = null;
        try {
            path = new File(".").getCanonicalPath();
        } catch (IOException e) {
            System.out.println("Error: while getting the path of the program.");
        }

        String folderPath = path + FILE_SEPARATOR + "dashboard" + FILE_SEPARATOR + FILES_FOLDER;
        File folder = new File(folderPath);

        if (!folder.exists() && !folder.isDirectory()) {
            if (folder.mkdirs()) {
                System.out.println("Folder created: " + folderPath);
            } else {
                System.out.println("Error creating folder: " + folderPath);
            }
        }
    }

    private static void createFileIfNotExists(String fileName) {
        try {
            String path = null;
            try {
                path = new File(".").getCanonicalPath();
            } catch (IOException e) {
                System.out.println("Error: while getting the path of the program.");
            }

            String filePath = path + FILE_SEPARATOR + "dashboard" + FILE_SEPARATOR + FILES_FOLDER + FILE_SEPARATOR + fileName;
            File file = new File(filePath);

            if (file.createNewFile()) {
                System.out.println("File created: " + filePath);
                initializeFileContent(file, fileName);
            } else {
                System.out.println("File already exists: " + filePath);
            }
        } catch (IOException e) {
            System.out.println("Error creating file: " + e.getMessage());
        }
    }

    //All the default file contennts:
    private static void initializeFileContent(File file, String fileName) {
        try (FileWriter writer = new FileWriter(file)) {
            switch (fileName) {
                case "announcements.txt":
                    writer.write("- Server Update: Servers will be offline from 12pm to 1pm.");
                    break;
                case "assignments.txt":
                    writer.write("- Audit solved errors\n- Meeting: Discuss Employee benefits");
                    break;
                case "errors.csv":
                    writer.write("ErrorName,ServerID,Status,LastUpdateTime\n");
                    writer.write("Database Connection,1,In Progress,30-10-2023 08:15\n");
                    writer.write("Disk Space Full,2,Automatic,30-10-2023 08:16\n");
                    writer.write("CPU Overload,1,Not Opened,30-10-2023 08:17\n");
                    writer.write("Network Disruption,3,Fixed,30-10-2023 08:18");
                    break;
                case "integration.csv":
                    writer.write("PipelineName,Environment,Branch,Status,LastRunTimestamp\n");
                    writer.write("SQL-Analyze-Dev,Dev,Feature-123,Success,30-10-2023 08:00\n");
                    writer.write("SQL-Deploy-Dev,Dev,Main,Success,30-10-2023 08:05\n");
                    writer.write("SQL-Test-Dev,Dev,Feature-124,Failed,30-10-2023 08:10\n");
                    writer.write("SQL-Analyze-Prod,Production,Main,Success,30-10-2023 08:15");
                    break;
                case "intstats.csv":
                    writer.write("MonthYear,Deployments\n");
                    writer.write("Oct-22,8\n");
                    writer.write("Nov-22,12\n");
                    writer.write("Dec-22,15\n");
                    writer.write("Jan-23,10");
                    break;
                case "monthstats.csv":
                    writer.write("ServerName,ErrorCount,QueriesPerMonth\n");
                    writer.write("Server A,2,1500\n");
                    writer.write("Server B,2,2000\n");
                    writer.write("Server C,1,1000\n");
                    writer.write("Server D,3,1800");
                    break;
                case "statuses.csv":
                    writer.write("ServerName,ServerAddress,CPUUsage,Cycles,IO,LastUpdate,ServerHealth\n");
                    writer.write("Server A,192.168.1.101,30%,5000,4GB,30-10-2023 08:00,Good\n");
                    writer.write("Server B,192.168.1.102,20%,4000,8GB,30-10-2023 08:01,Fair\n");
                    writer.write("Server C,192.168.1.103,40%,6000,2GB,30-10-2023 08:02,Excellent\n");
                    writer.write("Server D,192.168.1.104,25%,4500,6GB,30-10-2023 08:03,Good");
                    break;
                case "users.csv":
                    writer.write("ID,UserEmail,Password,Name,Designation\n");
                    writer.write("000,admin@sql,0000,Admin,admin\n");
                    writer.write("001,eng1@sql,pass1,Mr.Eng,engineer\n");
                    writer.write("002,eng2@sql,pass2,Ms.Eng,engineer");
                    break;
                default:
                    // For unknown files, write an informative message
                    writer.write("File content not initialized for " + fileName);
            }
        } catch (IOException e) {
            System.out.println("Error initializing file content: " + e.getMessage());
        }
    }
}