import 'dart:collection';

import 'package:json_annotation/json_annotation.dart';

part 'WarbandRoaster.g.dart';

//  flutter packages pub run build_runner build --delete-conflicting-outputs

abstract class Unit {
  static List<String> _splitListFromJson(String list) {
    if (list == null) {
      return new List();
    }
    return list.split(new RegExp(r" *, *"));
  }

  static Stats _statsFromJson(String stats) {
    RegExp re = new RegExp(r"\s*M([0-9]+[dD]*[6]*)\s*,\s*WS([0-9]+)\s*,\s*BS([0-9]+)\s*,\s*S([0-9]+)\s*,\s*T([0-9]+)\s*,\s*W([0-9]+)\s*,\s*I([0-9]+)\s*,\s*A([0-9]+)\s*,\s*Ld([0-9]+)\s*,\s*Sv([0-9\-]+)\s*");
    var matches = re.allMatches(stats).toList().first;
    return Stats(
      int.tryParse(matches.group(1)) ?? 0,
      int.tryParse(matches.group(2)) ?? 0,
      int.tryParse(matches.group(3)) ?? 0,
      int.tryParse(matches.group(4)) ?? 0,
      int.tryParse(matches.group(5)) ?? 0,
      int.tryParse(matches.group(6)) ?? 0,
      int.tryParse(matches.group(7)) ?? 0,
      int.tryParse(matches.group(8)) ?? 0,
      int.tryParse(matches.group(9)) ?? 0,
      int.tryParse(matches.group(10)) ?? 0
    );
  }
}

@JsonSerializable(nullable: true, anyMap: true, createToJson: false)
class HenchmenGroup extends Unit {
  @JsonKey(name: 'group', fromJson: _henchmenHeaderFromJson)
  final HashMap<String, String> header;
  @JsonKey(ignore: true)
  String name;
  @JsonKey(ignore: true)
  String type;
  @JsonKey(ignore: true)
  int number;
  @JsonKey(ignore: true)
  int experience;

  @JsonKey(fromJson: Unit._statsFromJson)
  final Stats stats;

  @JsonKey(fromJson: Unit._splitListFromJson)
  final List<String> weapons;

  @JsonKey(fromJson: Unit._splitListFromJson)
  final List<String> amour;

  HenchmenGroup(this.header, this.stats, this.weapons, this.amour) {
    this.name = this.header['name'];
    this.type = this.header['type'];
    this.number = int.tryParse(this.header['number']) ?? 1;
    this.experience = int.tryParse(this.header['experience']) ?? 0;
  }

  static HashMap<String, String> _henchmenHeaderFromJson(String header) {
    HashMap<String, String> h = new HashMap();
		RegExp re = new RegExp(r"([^\(]+)\(([0-9]+)x?\s+([^\)]+)\)\s*\[([0-9]+)XP\]\s*");
    var matches = re.allMatches(header).toList().first;

    h['name'] = matches.group(1);
    h['number'] = matches.group(2);
    h['type'] = matches.group(3);
    h['experience'] = matches.group(4);

    return h;
  }

  factory HenchmenGroup.fromJson(yaml) =>
    _$HenchmenGroupFromJson(yaml);

}

@JsonSerializable(nullable: true, anyMap: true, createToJson: false)
class Hero extends Unit {
  @JsonKey(name: 'hero', fromJson: _heroHeaderFromJson)
  final HashMap<String, String> header;
  @JsonKey(ignore: true)
  String name;
  @JsonKey(ignore: true)
  String type;
  @JsonKey(ignore: true)
  int experience;

  @JsonKey(fromJson: Unit._statsFromJson)
  final Stats stats;

  @JsonKey(fromJson: Unit._splitListFromJson)
  final List<String> skilllists;

  @JsonKey(fromJson: Unit._splitListFromJson)
  final List<String> weapons;

  @JsonKey(fromJson: Unit._splitListFromJson)
  final List<String> amour;

  @JsonKey(fromJson: Unit._splitListFromJson)
  final List<String> rules;

  final int warbandaddition;

  Hero(this.stats, this.skilllists, this.weapons, this.amour, this.rules, this.warbandaddition, this.header) {
    this.name = this.header['name'];
    this.type = this.header['type'];
    this.experience = int.tryParse(this.header['experience']) ?? 0;
  }
  
  factory Hero.fromJson(yaml) =>
    _$HeroFromJson(yaml);

  static HashMap<String, String> _heroHeaderFromJson(String header) {
    HashMap<String, String> h = new HashMap();
		RegExp re = new RegExp(r"([^\(]+)\(([^\)]+)\)\s*\[([0-9]+)XP\]\s*");
    var matches = re.allMatches(header).toList().first;

    h['name'] = matches.group(1);
    h['type'] = matches.group(2);
    h['experience'] = matches.group(3);

    return h;
  }
}

class Stats {
  final int movement;
  final int weaponSkill;
  final int ballisticSkill;
  final int strength;
  final int toughtness;
  final int wounds;
  final int initiative;
  final int attacks;
  final int leadership;
  final int save;

  Stats(this.movement, this.weaponSkill, this.ballisticSkill, this.strength, this.toughtness, this.wounds, this.initiative, this.attacks, this.leadership, this.save);
}

@JsonSerializable(nullable: true, anyMap: true, createToJson: false)
class WarbandRoaster {
  @JsonKey(name: 'warband', fromJson: _warbandNameAndRace)
  final HashMap<String, String> nameAndRace;
  @JsonKey(ignore: true)
  String name;
  @JsonKey(ignore: true)
  String race;

  @JsonKey(name: 'campaign')
  final int campaignPoints;

  final String objective;
  final String alignment;
  final String achievments;
  final int gc;
  final int shards;
  final String equipment;
  final List<Hero> heros;

  @JsonKey(name: 'henchmen')
  final List<HenchmenGroup> henchmenGroups;

  WarbandRoaster(this.nameAndRace, this.campaignPoints, this.objective, this.alignment, this.gc, this.shards, this.equipment, this.achievments, this.heros, this.henchmenGroups) {
    this.name = this.nameAndRace['name'];
    this.race = this.nameAndRace['race'];
  }

  static HashMap<String, String> _warbandNameAndRace(String nameAndRace) {
    HashMap<String, String> nr = new HashMap();
    RegExp re = new RegExp(r"(.*) \((.*)\)");

    var matches = re.allMatches(nameAndRace);
    nr['name'] = matches.toList().first.group(1).toString();
    nr['race'] = matches.toList().first.group(2).toString();

    return nr;
  }

  factory WarbandRoaster.fromJson(yaml) =>
    _$WarbandRoasterFromJson(yaml);
}