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Program.cs
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Program.cs
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/*
Persona 3 Table Exporter, a tool for exporting data tables from Persona 3 for analysis.
Copyright (C) 2021 James Pelster "CaptainSwag101"
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
using P3TableExporter.TableSegments;
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using PowerArgs;
using System.Linq;
using System.Diagnostics;
namespace P3TableExporter
{
#pragma warning disable CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
class LaunchArgs
{
[ArgRequired, ArgPosition(0), ArgRegex(@"^(.+)\.[Tt][Bb][Ll]$")]
public string InputTablePath { get; set; }
[ArgPosition(1), ArgRegex(@"^(.+)\.[Tt][Bb][Ll]$")]
public string MsgTblPath { get; set; }
[ArgPosition(2), ArgRegex(@"^(.+)\.[Cc][Ss][Vv]$")]
public string OutputTextPath { get; set; }
}
#pragma warning restore CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
class Program
{
static void PrintUsage(string? additionalInfo = null)
{
const string usage =
"Persona 3 Table Exporter, Copyright (C) 2021-2022 James Pelster \"CaptainSwag101\"\n" +
"Usage: P3TableExporter <input TBL file> [path to MSG.TBL] [output CSV file]";
Console.WriteLine(usage);
if (additionalInfo != null) Console.WriteLine(additionalInfo);
}
static void Main(string[] args)
{
FileInfo InputTableInfo;
FileInfo? MsgTableInfo = null;
FileInfo? OutputTextInfo = null;
// Validate input args: Preliminary checks
if (args.Length == 0)
{
PrintUsage("Error: No input arguments provided!");
return;
}
else if (args.Length > 3)
{
PrintUsage("Error: Too many input arguments provided! (max. 3)");
return;
}
// Validate input args: process via PowerArgs
try
{
LaunchArgs parsed = Args.Parse<LaunchArgs>(args);
InputTableInfo = new(parsed.InputTablePath);
if (parsed.MsgTblPath != null) MsgTableInfo = new(parsed.MsgTblPath);
if (parsed.OutputTextPath != null) OutputTextInfo = new(parsed.OutputTextPath);
}
catch (ArgException ex)
{
throw;
}
// Validate Input Table
if (!InputTableInfo.Exists)
{
PrintUsage("Error: Input table file does not exist!");
return;
}
else if (InputTableInfo.Length > int.MaxValue)
{
PrintUsage("Error: Input table has an absurdly large size (>2 GB)! There's no way this can be correct, exiting...");
return;
}
// Validate Message Table
if (MsgTableInfo != null)
{
if (!MsgTableInfo.Exists)
{
PrintUsage("Error: MSG table file does not exist!");
return;
}
else if (MsgTableInfo.Length > int.MaxValue)
{
PrintUsage("Error: MSG table has an absurdly large size (>2 GB)! There's no way this can be correct, exiting...");
}
}
// Automatically create an Output CSV, if one wasn't specified explicitly
if (OutputTextInfo == null)
{
// Copy the input path but change the extension to "csv"
string outPath = InputTableInfo.FullName.Split(".")[0] + ".csv";
OutputTextInfo = new(outPath);
}
// Okay, all of our input arguments should be validated now, and we should have some sort of valid state.
_ = 0; // Breakpoint spot
// Build the input table from the TBL file
Table InputTable = new(InputTableInfo);
// If MSG.TBL is defined, load it too!
Table? MessageTable = null;
if (MsgTableInfo != null)
MessageTable = new(MsgTableInfo);
_ = 0; // Breakpoint spot
// If the data we're writing to the file is shorter than the existing data,
// it could result in undesirable leftover garbage, so we outright delete the
// file first to ensure that we start with a clean slate.
// But first, warn the user that we're about to do so, in case they want to back out.
if (OutputTextInfo.Exists)
{
char check = ' ';
while (check != 'y' && check != 'n')
{
Console.Write($"The output file \"{OutputTextInfo.FullName}\" already exists, and will be overwritten!\nAre you sure you want to continue? (Y/N): ");
string? check2 = Console.ReadLine()?.ToLowerInvariant();
if (!string.IsNullOrEmpty(check2))
{
check = check2[0];
}
if (check == 'n') return;
}
OutputTextInfo.Delete();
}
// Output each segment of the input table
using FileStream outputStream = OutputTextInfo.OpenWrite();
using StreamWriter outputWriter = new(outputStream);
StringBuilder outputBuilder = new();
foreach (TableSegment segment in InputTable.Segments)
{
// The first row of each table will be populated with the table name.
outputBuilder.Append(segment.GetType().ToString() + '\n');
// The second row of each table will be populated with the name of its values,
// and following rows will contain actual table data.
try
{
outputBuilder.Append(segment.GenerateRowColumnText(MessageTable));
}
catch (NotImplementedException ex)
{
// Most tables' output functions are not implemented yet, so this
// catch block lets us at least test the ones I have implemented.
_ = 0; // Breakpoint spot
}
// Append a final newline, then proceed to the next segment.
outputBuilder.Append('\n');
}
_ = 0; // Breakpoint spot
// Append credits/tagline
outputBuilder.Append("Data exported with P3TableExporter by CaptainSwag101\n");
outputBuilder.Append($"Last modified: {DateTime.Today.ToShortDateString()}");
// When our output is totally built, write it to the output CSV file.
outputWriter.Write(outputBuilder.ToString());
outputWriter.Flush();
outputWriter.Close();
}
}
}