// Level 4 - 9x8 (Nature & Daily Words)
const level1 = {
  grid: [
    ['B','O','M','E','N','#','Z','O','N'],
    ['H','A','A','S','#','D','O','R','P'],
    ['H','O','N','D','#','O','P','E','N'],
    ['W','I','N','D','#','N','E','S','T'],
    ['W','O','L','K','#','D','U','I','F'],
    ['S','T','E','R','#','E','E','N','D'],
    ['M','A','A','N','#','R','E','U','S'],
    ['R','E','G','E','N','#','V','I','S']
  ],
  words: [
    // horizontaal
    { word: 'BOMEN', clue: 'Planten', startRow: 0, startCol: 0, direction: 'horizontal', answer: 'BOMEN' },
    { word: 'ZON',   clue: 'Ster aan de hemel', startRow: 0, startCol: 6, direction: 'horizontal', answer: 'ZON' },

    { word: 'HAAS',  clue: 'Snel dier', startRow: 1, startCol: 0, direction: 'horizontal', answer: 'HAAS' },
    { word: 'DORP',  clue: 'Kleine plaats', startRow: 1, startCol: 5, direction: 'horizontal', answer: 'DORP' },

    { word: 'HOND',  clue: 'Huisdier', startRow: 2, startCol: 0, direction: 'horizontal', answer: 'HOND' },
    { word: 'OPEN',  clue: 'Niet dicht', startRow: 2, startCol: 5, direction: 'horizontal', answer: 'OPEN' },

    { word: 'WIND',  clue: 'Luchtbeweging', startRow: 3, startCol: 0, direction: 'horizontal', answer: 'WIND' },
    { word: 'NEST',  clue: 'Thuis van een vogel', startRow: 3, startCol: 5, direction: 'horizontal', answer: 'NEST' },

    { word: 'WOLK',  clue: 'In de lucht', startRow: 4, startCol: 0, direction: 'horizontal', answer: 'WOLK' },
    { word: 'DUIF',  clue: 'Stadsvogel', startRow: 4, startCol: 5, direction: 'horizontal', answer: 'DUIF' },

    { word: 'STER',  clue: 'Hemellichaam', startRow: 5, startCol: 0, direction: 'horizontal', answer: 'STER' },
    { word: 'EEND',  clue: 'Watervogel', startRow: 5, startCol: 5, direction: 'horizontal', answer: 'EEND' },

    { word: 'MAAN',  clue: 'Nachthemel', startRow: 6, startCol: 0, direction: 'horizontal', answer: 'MAAN' },
    { word: 'REUS',  clue: 'Gigant', startRow: 6, startCol: 5, direction: 'horizontal', answer: 'REUS' },

    { word: 'REGEN', clue: 'Valt uit de lucht', startRow: 7, startCol: 0, direction: 'horizontal', answer: 'REGEN' },
    { word: 'VIS',   clue: 'Zwemt in water', startRow: 7, startCol: 6, direction: 'horizontal', answer: 'VIS' },

    // verticaal (spine)
    { word: 'DONDER', clue: 'Weerverschijnsel', startRow: 1, startCol: 5, direction: 'vertical', answer: 'DONDER' }
  ],
  difficulty: 3,
  rewards: { coins: 125, stars: 4, hints: 1 }
};

// Dutch Swedish-style Crossword Puzzles Database
const DUTCH_PUZZLES = {
  // Level 1 - Easy
  level1,
  level0: {
    grid: [
      ['#','#', '#', '#', '#'],
      ['#','H', 'A', 'A', 'S'],
      ['#','#', '#', '#', 'T'],
      ['#','V', 'L', 'I', 'E', 'G'],
      ['#','#', '#', '#', 'S']
    ],
    words: [
      {
        word: 'HAAS',
        clue: 'Snel dier',
        startRow: 0,
        startCol: 0,
        direction: 'horizontal',
        answer: 'HAAS'
      },
      {
        word: 'VLIEG',
        clue: 'Insect',
        startRow: 2,
        startCol: 0,
        direction: 'horizontal',
        answer: 'VLIEG'
      },
      {
        word: 'AT',
        clue: 'Kleine woord',
        startRow: 0,
        startCol: 2,
        direction: 'vertical',
        answer: 'AT'
      }
    ],
    difficulty: 1,
    rewards: { coins: 50, stars: 3, hints: 1 }
  },

  // Level 2 - Medium Easy
  level2: {
    grid: [
      ['B', 'O', 'M', 'E', 'N'],
      ['#', '#', '#', '#', 'D'],
      ['H', 'O', 'N', 'D', 'E'],
      ['#', '#', '#', '#', 'R']
    ],
    words: [
      {
        word: 'BOMEN',
        clue: 'Planten',
        startRow: 0,
        startCol: 0,
        direction: 'horizontal',
        answer: 'BOMEN'
      },
      {
        word: 'HONDE',
        clue: 'Huisdieren',
        startRow: 2,
        startCol: 0,
        direction: 'horizontal',
        answer: 'HONDE'
      },
      {
        word: 'NE',
        clue: 'Nee afkorting',
        startRow: 0,
        startCol: 4,
        direction: 'vertical',
        answer: 'NE'
      }
    ],
    difficulty: 2,
    rewards: { coins: 75, stars: 3, hints: 1 }
  },

  // Level 3 - Weather Theme
  level3: {
    grid: [
      ['R', 'E', 'G', 'E', 'N'],
      ['#', '#', '#', '#', 'B'],
      ['S', 'N', 'E', 'E', 'U'],
      ['#', '#', '#', '#', 'W']
    ],
    words: [
      {
        word: 'REGEN',
        clue: 'Valt uit de lucht',
        startRow: 0,
        startCol: 0,
        direction: 'horizontal',
        answer: 'REGEN'
      },
      {
        word: 'SNEEU',
        clue: 'Witte vlokken',
        startRow: 2,
        startCol: 0,
        direction: 'horizontal',
        answer: 'SNEEU'
      },
      {
        word: 'NB',
        clue: 'Nota bene',
        startRow: 0,
        startCol: 4,
        direction: 'vertical',
        answer: 'NB'
      }
    ],
    difficulty: 3,
    rewards: { coins: 100, stars: 3, hints: 1 }
  },

  // Daily Puzzle Template
  daily: {
    grid: [
      ['Z', 'O', 'N', 'N', 'E'],
      ['#', '#', '#', '#', 'D'],
      ['M', 'A', 'A', 'N', 'D'],
      ['#', '#', '#', '#', 'G']
    ],
    words: [
      {
        word: 'ZONNE',
        clue: 'Daglicht',
        startRow: 0,
        startCol: 0,
        direction: 'horizontal',
        answer: 'ZONNE'
      },
      {
        word: 'MAAND',
        clue: 'Tijdseenheid',
        startRow: 2,
        startCol: 0,
        direction: 'horizontal',
        answer: 'MAAND'
      },
      {
        word: 'ND',
        clue: 'Noord',
        startRow: 0,
        startCol: 4,
        direction: 'vertical',
        answer: 'ND'
      }
    ],
    difficulty: 2,
    rewards: { coins: 150, stars: 5, hints: 2 },
    dailyBonus: true
  }
};

// Word Database for hints and validation
const DUTCH_WORD_DATABASE = {
  animals: [
    { word: 'HAAS', clue: 'Snel dier' },
    { word: 'HOND', clue: 'Huisdier' },
    { word: 'KAT', clue: 'Katachtige' },
    { word: 'VLIEG', clue: 'Insect' },
    { word: 'VIS', clue: 'Zwemt in water' },
    { word: 'MUIS', clue: 'Klein dier' },
    { word: 'PAARD', clue: 'Rijdier' },
    { word: 'KIP', clue: 'Legt eieren' },
    { word: 'EEL', clue: 'Lang dier' }
  ],
  nature: [
    { word: 'BOMEN', clue: 'Planten' },
    { word: 'REGEN', clue: 'Valt uit de lucht' },
    { word: 'SNEEU', clue: 'Witte vlokken' },
    { word: 'DONDER', clue: 'Weer verschijnsel' },
    { word: 'BLIKSEM', clue: 'Lichtflits' },
    { word: 'MAAND', clue: 'Satelliet' },
    { word: 'STER', clue: 'Hemellichaam' },
    { word: 'WOLK', clue: 'Watten in lucht' },
    { word: 'WIND', clue: 'Luchtbeweging' },
    { word: 'ZON', clue: 'Ster' }
  ],
  common: [
    { word: 'AT', clue: 'Kleine woord' },
    { word: 'NE', clue: 'Nee afkorting' },
    { word: 'NB', clue: 'Nota bene' },
    { word: 'ND', clue: 'Noord' },
    { word: 'EN', clue: 'En' },
    { word: 'ER', clue: 'Er' },
    { word: 'IN', clue: 'In' },
    { word: 'OP', clue: 'Op' }
  ]
};

// Export for use in game logic
if (typeof module !== 'undefined' && module.exports) {
  module.exports = { DUTCH_PUZZLES, DUTCH_WORD_DATABASE };
}