PKHeX/PKHeX.Core/Editing/ShowdownSet.cs
Archit Date fa3bdfe5f6
update showdownset parsing for new gmax impl (#2957)
Gigantamax: Yes is now in a new line instead of -Gmax. Have maintained legacy support since showdown is supporting legacy as well. Set the export to the newer format.
2020-07-30 20:16:57 -07:00

757 lines
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C#
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using System;
using System.Collections.Generic;
using System.Linq;
namespace PKHeX.Core
{
/// <summary>
/// Logic for exporting and importing <see cref="PKM"/> data in Pokémon Showdown's text format.
/// </summary>
public sealed class ShowdownSet : IBattleTemplate
{
private static readonly string[] genders = {"M", "F", ""};
private static readonly string[] genderForms = {"", "F", ""};
private static readonly string[] StatNames = { "HP", "Atk", "Def", "SpA", "SpD", "Spe" };
private static readonly string[] Splitters = {"\r\n", "\n"};
private static readonly string[] StatSplitters = { " / ", " " };
private static readonly string[] LineSplit = {": "};
private static readonly string[] ItemSplit = {" @ "};
private static readonly char[] ParenJunk = { '[', ']', '(', ')' };
private static readonly ushort[] DashedSpecies = {782, 783, 784, 250, 032, 029}; // Kommo-o, Ho-Oh, Nidoran-M, Nidoran-F
private const int MAX_SPECIES = (int)Core.Species.MAX_COUNT - 1;
private static readonly GameStrings DefaultStrings = GameInfo.GetStrings(GameLanguage.DefaultLanguage);
/// <inheritdoc/>
public int Species { get; private set; } = -1;
/// <inheritdoc/>
public int Format { get; private set; } = PKMConverter.Format;
/// <inheritdoc/>
public string Nickname { get; set; } = string.Empty;
/// <inheritdoc/>
public string Gender { get; private set; } = string.Empty;
/// <inheritdoc/>
public int HeldItem { get; private set; }
/// <inheritdoc/>
public int Ability { get; private set; } = -1;
/// <inheritdoc/>
public int Level { get; private set; } = 100;
/// <inheritdoc/>
public bool Shiny { get; private set; }
/// <inheritdoc/>
public int Friendship { get; private set; } = 255;
/// <inheritdoc/>
public int Nature { get; set; } = -1;
/// <inheritdoc/>
public string Form { get; private set; } = string.Empty;
/// <inheritdoc/>
public int FormIndex { get; private set; }
/// <inheritdoc/>
public int[] EVs { get; private set; } = {00, 00, 00, 00, 00, 00};
/// <inheritdoc/>
public int[] IVs { get; private set; } = {31, 31, 31, 31, 31, 31};
/// <inheritdoc/>
public int HiddenPowerType { get; set; } = -1;
/// <inheritdoc/>
public int[] Moves { get; } = {0, 0, 0, 0};
/// <inheritdoc/>
public bool CanGigantamax { get; set; }
/// <summary>
/// Any lines that failed to be parsed.
/// </summary>
public readonly List<string> InvalidLines = new List<string>();
private GameStrings Strings { get; set; } = DefaultStrings;
private int[] IVsSpeedFirst => new[] {IVs[0], IVs[1], IVs[2], IVs[5], IVs[3], IVs[4]};
private int[] IVsSpeedLast => new[] {IVs[0], IVs[1], IVs[2], IVs[4], IVs[5], IVs[3]};
private int[] EVsSpeedFirst => new[] {EVs[0], EVs[1], EVs[2], EVs[5], EVs[3], EVs[4]};
private int[] EVsSpeedLast => new[] {EVs[0], EVs[1], EVs[2], EVs[4], EVs[5], EVs[3]};
/// <summary>
/// Loads a new <see cref="ShowdownSet"/> from the input string.
/// </summary>
/// <param name="input">Single-line string which will be split before loading.</param>
public ShowdownSet(string input) : this(input.Split(Splitters, 0)) { }
/// <summary>
/// Loads a new <see cref="ShowdownSet"/> from the input string.
/// </summary>
/// <param name="lines">Enumerable list of lines.</param>
public ShowdownSet(IEnumerable<string> lines) => LoadLines(lines);
private void LoadLines(IEnumerable<string> lines)
{
lines = lines.Select(z => z.Replace('\'', '').Replace('', '-').Trim()); // Sanitize apostrophes & dashes
lines = lines.Where(z => z.Length > 2);
ParseLines(lines);
Form = ConvertFormFromShowdown(Form, Species, Ability);
// Set Form
if (Form.Length == 0)
{
FormIndex = 0;
return;
}
string[] formStrings = FormConverter.GetFormList(Species, Strings.Types, Strings.forms, genderForms, Format);
FormIndex = Math.Max(0, Array.FindIndex(formStrings, z => z.Contains(Form)));
}
private const int MaxMoveCount = 4;
private void ParseLines(IEnumerable<string> lines)
{
using var e = lines.GetEnumerator();
if (!e.MoveNext())
return;
ParseFirstLine(e.Current);
int movectr = 0;
while (e.MoveNext())
{
var line = e.Current;
if (string.IsNullOrWhiteSpace(line))
continue;
if (line[0] == '-')
{
string moveString = ParseLineMove(line);
int move = StringUtil.FindIndexIgnoreCase(Strings.movelist, moveString);
if (move < 0)
InvalidLines.Add($"Unknown Move: {moveString}");
else if (Moves.Contains(move))
InvalidLines.Add($"Duplicate Move: {moveString}");
else
Moves[movectr++] = move;
if (movectr == MaxMoveCount)
return; // End of moves, end of set data
continue;
}
if (movectr != 0)
break;
var split = line.Split(LineSplit, StringSplitOptions.None);
var valid = split.Length == 1
? ParseSingle(line) // Nature
: ParseEntry(split[0].Trim(), split[1].Trim());
if (!valid)
InvalidLines.Add(line);
}
}
private bool ParseSingle(string identifier)
{
if (!identifier.EndsWith("Nature"))
return false;
var naturestr = identifier.Split(' ')[0].Trim();
return (Nature = StringUtil.FindIndexIgnoreCase(Strings.natures, naturestr)) >= 0;
}
private bool ParseEntry(string identifier, string value)
{
switch (identifier)
{
case "Trait": case "Ability": return (Ability = StringUtil.FindIndexIgnoreCase(Strings.abilitylist, value)) >= 0;
case "Shiny": return Shiny = value.Trim() == "Yes";
case "Gigantamax": return CanGigantamax = value.Trim() == "Yes";
case "Nature": return (Nature = StringUtil.FindIndexIgnoreCase(Strings.natures, value)) >= 0;
case "EV": case "EVs": ParseLineEVs(value); return true;
case "IV": case "IVs": ParseLineIVs(value); return true;
case "Level":
{
if (!int.TryParse(value.Trim(), out int val))
return false;
Level = val;
return true;
}
case "Happiness": case "Friendship":
{
if (!int.TryParse(value.Trim(), out int val))
return false;
Friendship = val;
return true;
}
default:
return false;
}
}
/// <summary>
/// Gets the standard Text representation of the set details.
/// </summary>
public string Text => GetText();
/// <summary>
/// Gets the localized Text representation of the set details.
/// </summary>
/// <param name="lang">2 character language code</param>
public string LocalizedText(string lang) => LocalizedText(GameLanguage.GetLanguageIndex(lang));
/// <summary>
/// Gets the localized Text representation of the set details.
/// </summary>
/// <param name="lang">Language ID</param>
private string LocalizedText(int lang)
{
var strings = GameInfo.GetStrings(lang);
return GetText(strings);
}
private string GetText(GameStrings? strings = null)
{
if (Species <= 0 || Species > MAX_SPECIES)
return string.Empty;
if (strings != null)
Strings = strings;
var result = GetSetLines();
return string.Join(Environment.NewLine, result);
}
public List<string> GetSetLines()
{
var result = new List<string>();
// First Line: Name, Nickname, Gender, Item
var form = ConvertFormToShowdown(Form, Species);
result.Add(GetStringFirstLine(form));
// IVs
var ivs = GetStringStats(IVsSpeedLast, Format < 3 ? 15 : 31);
if (ivs.Count > 0)
result.Add($"IVs: {string.Join(" / ", ivs)}");
// EVs
var evs = GetStringStats(EVsSpeedLast, 0);
if (evs.Count > 0)
result.Add($"EVs: {string.Join(" / ", evs)}");
// Secondary Stats
if ((uint)Ability < Strings.Ability.Count)
result.Add($"Ability: {Strings.Ability[Ability]}");
if (Level != 100)
result.Add($"Level: {Level}");
if (CanGigantamax)
result.Add("Gigantamax: Yes");
if (Shiny)
result.Add("Shiny: Yes");
if ((uint)Nature < Strings.Natures.Count)
result.Add($"{Strings.Natures[Nature]} Nature");
// Moves
result.AddRange(GetStringMoves());
return result;
}
private string GetStringFirstLine(string form)
{
string specForm = Strings.Species[Species];
if (form.Length != 0)
specForm += $"-{form.Replace("Mega ", "Mega-")}";
else if (Species == (int)Core.Species.NidoranM)
specForm = specForm.Replace("♂", "-M");
else if (Species == (int)Core.Species.NidoranF)
specForm = specForm.Replace("♀", "-F");
string result = GetSpeciesNickname(specForm);
if (Gender.Length != 0)
result += $" ({Gender})";
if (HeldItem > 0)
{
var items = Strings.GetItemStrings(Format);
if ((uint)HeldItem < items.Count)
result += $" @ {items[HeldItem]}";
}
return result;
}
private string GetSpeciesNickname(string specForm)
{
if (Nickname.Length == 0)
return specForm;
bool isNicknamed = SpeciesName.IsNicknamedAnyLanguage(Species, Nickname, Format);
if (!isNicknamed)
return specForm;
return $"{Nickname} ({specForm})";
}
private static IList<string> GetStringStats(int[] stats, int ignore)
{
var result = new List<string>();
for (int i = 0; i < stats.Length; i++)
{
if (stats[i] == ignore)
continue; // ignore unused stats
result.Add($"{stats[i]} {StatNames[i]}");
}
return result;
}
private IEnumerable<string> GetStringMoves()
{
foreach (int move in Moves.Where(move => move != 0 && move < Strings.Move.Count))
{
if (move == 237) // Hidden Power
{
yield return $"- {Strings.Move[move]} [{Strings.Types[1 + HiddenPowerType]}]";
continue;
}
yield return $"- {Strings.Move[move]}";
}
}
/// <summary>
/// Converts the <see cref="PKM"/> data into an importable set format for Pokémon Showdown.
/// </summary>
/// <param name="pkm">PKM to convert to string</param>
/// <returns>Multi line set data</returns>
public static string GetShowdownText(PKM pkm)
{
if (pkm.Species == 0)
return string.Empty;
return new ShowdownSet(pkm).Text;
}
/// <summary>
/// Converts the <see cref="PKM"/> data into an importable set format for Pokémon Showdown.
/// </summary>
/// <param name="pkm">PKM to convert to string</param>
/// <returns>New ShowdownSet object representing the input <see cref="pkm"/></returns>
public ShowdownSet(PKM pkm)
{
if (pkm.Species <= 0)
return;
Format = pkm.Format;
Nickname = pkm.Nickname;
Species = pkm.Species;
HeldItem = pkm.HeldItem;
Ability = pkm.Ability;
EVs = pkm.EVs;
IVs = pkm.IVs;
Moves = pkm.Moves;
Nature = pkm.StatNature;
Gender = genders[pkm.Gender < 2 ? pkm.Gender : 2];
Friendship = pkm.CurrentFriendship;
Level = Experience.GetLevel(pkm.EXP, pkm.PersonalInfo.EXPGrowth);
Shiny = pkm.IsShiny;
if (pkm is IGigantamax g)
CanGigantamax = g.CanGigantamax;
HiddenPowerType = HiddenPower.GetType(IVs, Format);
if (pkm is IHyperTrain h)
{
for (int i = 0; i < 6; i++)
{
if (h.GetHT(i))
IVs[i] = pkm.MaxIV;
}
}
SetFormString(pkm.AltForm);
}
private void SetFormString(int index)
{
FormIndex = index;
if (index <= 0)
{
Form = string.Empty;
return;
}
var forms = FormConverter.GetFormList(Species, Strings.Types, Strings.forms, genderForms, Format);
Form = FormIndex >= forms.Length ? string.Empty : forms[index];
}
private void ParseFirstLine(string first)
{
if (first.Contains(" @ "))
{
string[] pieces = first.Split(ItemSplit, StringSplitOptions.None);
string itemName = pieces[pieces.Length - 1].Trim();
ParseItemName(itemName);
ParseFirstLineNoItem(pieces[0]);
}
else
{
ParseFirstLineNoItem(first);
}
}
private void ParseItemName(string itemName)
{
if (TrySetItem(Format))
return;
if (TrySetItem(3))
return;
if (TrySetItem(2))
return;
InvalidLines.Add($"Unknown Item: {itemName}");
bool TrySetItem(int format)
{
var items = (string[])Strings.GetItemStrings(format); // IReadOnlyList<string>->string[] must be possible for the provided strings
int item = StringUtil.FindIndexIgnoreCase(items, itemName);
if (item < 0)
return false;
HeldItem = item;
Format = format;
return true;
}
}
private void ParseFirstLineNoItem(string line)
{
// Gender Detection
string last3 = line.Substring(line.Length - 3);
if (last3 == "(M)" || last3 == "(F)")
{
Gender = last3.Substring(1, 1);
line = line.Substring(0, line.Length - 3);
}
else if (line.Contains(Strings.Species[(int)Core.Species.Meowstic]) || line.Contains(Strings.Species[(int)Core.Species.Indeedee])) // Meowstic Edge Case with no gender provided
{
Gender = "M";
}
// Nickname Detection
if (line.Contains('(') && line.Contains(')'))
ParseSpeciesNickname(line);
else
ParseSpeciesForm(line);
}
private bool ParseSpeciesForm(string spec)
{
spec = spec.Trim();
if (spec.EndsWith(Gmax))
{
CanGigantamax = true;
spec = spec.Substring(0, spec.Length - Gmax.Length);
}
if ((Species = StringUtil.FindIndexIgnoreCase(Strings.specieslist, spec)) >= 0) // success, nothing else!
return true;
// Form string present.
int end = spec.LastIndexOf('-');
if (end < 0)
return false;
Species = StringUtil.FindIndexIgnoreCase(Strings.specieslist, spec.Substring(0, end));
Form = spec.Substring(end + 1);
if (Species >= 0)
return true;
// failure to parse, check edge cases
foreach (var e in DashedSpecies)
{
var sn = Strings.Species[e];
if (!spec.StartsWith(sn.Replace("♂", "-M").Replace("♀", "-F")))
continue;
Species = e;
Form = spec.Substring(sn.Length);
return true;
}
// Version Megas
end = spec.LastIndexOf('-', Math.Max(0, end - 1));
if (end < 0)
return false;
Species = StringUtil.FindIndexIgnoreCase(Strings.specieslist, spec.Substring(0, end));
Form = spec.Substring(end + 1);
return Species >= 0;
}
private void ParseSpeciesNickname(string line)
{
int index = line.LastIndexOf('(');
string n1, n2;
if (index > 1) // correct format
{
n1 = line.Substring(0, index).Trim();
n2 = line.Substring(index).Trim();
n2 = RemoveAll(n2, ParenJunk); // Trim out excess data
}
else // nickname first (manually created set, incorrect)
{
int end = line.IndexOf(')');
n2 = line.Substring(index + 1, end - 1);
n1 = end < line.Length - 2 ? line.Substring(end + 2) : n2;
}
if (ParseSpeciesForm(n2))
{
// successful parse on n2=>Species/Form, n1 is nickname
Nickname = n1;
return;
}
// other case is possibly true (or both invalid).
Nickname = n2;
ParseSpeciesForm(n1);
}
private string ParseLineMove(string line)
{
const int hiddenPower = 237;
string moveString = line.Substring(line[1] == ' ' ? 2 : 1).Split('/')[0].Trim();
if (!moveString.StartsWith(Strings.Move[hiddenPower])) // Hidden Power
return moveString; // regular move
if (moveString.Length <= 13)
return Strings.Move[hiddenPower];
// Defined Hidden Power
string type = moveString.Substring(13);
type = RemoveAll(type, ParenJunk); // Trim out excess data
int hpVal = StringUtil.FindIndexIgnoreCase(Strings.types, type) - 1; // Get HP Type
HiddenPowerType = hpVal;
if (IVs.Any(z => z != 31))
{
if (!HiddenPower.SetIVsForType(hpVal, IVs, Format))
InvalidLines.Add($"Invalid IVs for Hidden Power Type: {type}");
}
else if (hpVal >= 0)
{
IVs = HiddenPower.SetIVs(hpVal, IVs, Format); // Get IVs
}
else
{
InvalidLines.Add($"Invalid Hidden Power Type: {type}");
}
return Strings.Move[hiddenPower];
}
private void ParseLineEVs(string line)
{
var list = SplitLineStats(line);
if ((list.Length & 1) == 1)
InvalidLines.Add("Unknown EV input.");
for (int i = 0; i < list.Length / 2; i++)
{
int pos = i * 2;
int index = StringUtil.FindIndexIgnoreCase(StatNames, list[pos + 1]);
if (index >= 0 && ushort.TryParse(list[pos + 0], out var EV))
EVs[index] = EV;
else
InvalidLines.Add($"Unknown EV stat: {list[pos]}");
}
EVs = EVsSpeedFirst;
}
private void ParseLineIVs(string line)
{
var list = SplitLineStats(line);
if ((list.Length & 1) == 1)
InvalidLines.Add("Unknown IV input.");
for (int i = 0; i < list.Length / 2; i++)
{
int pos = i * 2;
int index = StringUtil.FindIndexIgnoreCase(StatNames, list[pos + 1]);
if (index >= 0 && byte.TryParse(list[pos + 0], out var iv))
IVs[index] = iv;
else
InvalidLines.Add($"Unknown IV stat: {list[pos]}");
}
IVs = IVsSpeedFirst;
}
private const string Minior = "Meteor";
private const string Gmax = "-Gmax";
private static string ConvertFormToShowdown(string form, int spec)
{
if (form.Length == 0)
{
return spec switch
{
(int)Core.Species.Minior => Minior,
_ => form
};
}
switch (spec)
{
case (int)Core.Species.Basculin when form == "Blue":
return "Blue-Striped";
case (int)Core.Species.Vivillon when form == "Poké Ball":
return "Pokeball";
case (int)Core.Species.Zygarde:
form = form.Replace("-C", string.Empty);
return form.Replace("50%", string.Empty);
case (int)Core.Species.Minior:
if (form.StartsWith("M-"))
return Minior;
return form.Replace("C-", string.Empty);
case (int)Core.Species.Necrozma when form == "Dusk":
return $"{form}-Mane";
case (int)Core.Species.Necrozma when form == "Dawn":
return $"{form}-Wings";
case (int)Core.Species.Furfrou:
case (int)Core.Species.Greninja:
case (int)Core.Species.Rockruff:
return string.Empty;
case (int)Core.Species.Polteageist:
case (int)Core.Species.Sinistea:
return form == "Antique" ? form : string.Empty;
default:
if (Legal.Totem_USUM.Contains(spec) && form == "Large")
return Legal.Totem_Alolan.Contains(spec) && spec != (int)Core.Species.Mimikyu ? "Alola-Totem" : "Totem";
return form.Replace(' ', '-');
}
}
private static string ConvertFormFromShowdown(string form, int spec, int ability)
{
if (form.Length != 0)
form = form.Replace(' ', '-'); // inconsistencies are great
switch (spec)
{
case (int)Core.Species.Basculin when form == "Blue-Striped":
return "Blue";
case (int)Core.Species.Greninja when ability == 210:
return "Ash"; // Battle Bond
case (int)Core.Species.Vivillon when form == "Pokeball":
return "Poké Ball";
// Zygarde
case (int)Core.Species.Zygarde when form.Length == 0:
return ability == 211 ? "50%-C" : "50%";
case (int)Core.Species.Zygarde when form == "Complete":
return form;
case (int)Core.Species.Zygarde when ability == 211:
return "-C"; // Power Construct
case (int)Core.Species.Rockruff when ability == 020: // Rockruff-1
return "Dusk";
// Minior
case (int)Core.Species.Minior when form.Length != 0 && form != Minior:
return $"C-{form}";
// Necrozma
case (int)Core.Species.Necrozma when form == "Dusk-Mane" || form == "Dusk Mane":
return "Dusk";
case (int)Core.Species.Necrozma when form == "Dawn-Wings" || form == "Dawn Wings":
return "Dawn";
// Toxtricity
case (int)Core.Species.Toxtricity when form == "Low-Key":
return "Low Key";
// Darmanitan
case (int)Core.Species.Darmanitan:
if (form == "Galar-Zen")
return "Galar Zen";
return form;
// Urshifu
case (int)Core.Species.Urshifu:
return form.Replace('-', ' ');
default:
if (Legal.Totem_USUM.Contains(spec) && form.EndsWith("Totem"))
return "Large";
return form;
}
}
private static string RemoveAll(string original, char[] remove) => string.Concat(original.Where(z => !remove.Contains(z)));
private static string[] SplitLineStats(string line)
{
// Because people think they can type sets out...
return line
.Replace("SAtk", "SpA").Replace("Sp Atk", "SpA")
.Replace("SDef", "SpD").Replace("Sp Def", "SpD")
.Replace("Spd", "Spe").Replace("Speed", "Spe").Split(StatSplitters, StringSplitOptions.None);
}
/// <summary>
/// Fetches <see cref="ShowdownSet"/> data from the input <see cref="lines"/>.
/// </summary>
/// <param name="lines">Raw lines containing numerous multi-line set data.</param>
/// <returns><see cref="ShowdownSet"/> objects until <see cref="lines"/> is consumed.</returns>
public static IEnumerable<ShowdownSet> GetShowdownSets(IEnumerable<string> lines)
{
// exported sets always have >4 moves; new List will always require 1 resizing, allocate 2x to save 1 reallocation.
// intro, nature, ability, (ivs, evs, shiny, level) 4*moves
var setLines = new List<string>(8);
foreach (var line in lines)
{
if (!string.IsNullOrWhiteSpace(line))
{
setLines.Add(line);
continue;
}
if (setLines.Count == 0)
continue;
yield return new ShowdownSet(setLines);
setLines.Clear();
}
if (setLines.Count != 0)
yield return new ShowdownSet(setLines);
}
/// <summary>
/// Fetches ShowdownSet lines from the input <see cref="PKM"/> data.
/// </summary>
/// <param name="data">Pokémon data to summarize.</param>
/// <returns>Consumable list of <see cref="Text"/> lines.</returns>
public static IEnumerable<string> GetShowdownSets(IEnumerable<PKM> data) => data.Where(p => p.Species != 0).Select(GetShowdownText);
/// <summary>
/// Fetches ShowdownSet lines from the input <see cref="PKM"/> data, and combines it into one string.
/// </summary>
/// <param name="data">Pokémon data to summarize.</param>
/// <param name="separator">Splitter between each set.</param>
/// <returns>Single string containing all <see cref="Text"/> lines.</returns>
public static string GetShowdownSets(IEnumerable<PKM> data, string separator) => string.Join(separator, GetShowdownSets(data));
/// <summary>
/// Gets a localized string preview of the provided <see cref="pk"/>.
/// </summary>
/// <param name="pk">Pokémon data</param>
/// <param name="language">Language code</param>
/// <returns>Multi-line string</returns>
public static string GetLocalizedPreviewText(PKM pk, string language)
{
var set = new ShowdownSet(pk);
if (pk.Format <= 2) // Nature preview from IVs
set.Nature = Experience.GetNatureVC(pk.EXP);
return set.LocalizedText(language);
}
}
}