// Текстуры блоков (простые)
import { BLOCKS } from '../data/blocks.js';

export const tex = {};

// --- Item/tool sprite generator ---\n
export const itemTex = {};

function drawArrow(ctx, color) {
  ctx.fillStyle = '#8B4513';
  ctx.fillRect(8, 14, 16, 3);
  ctx.fillStyle = color;
  ctx.beginPath();
  ctx.moveTo(24, 15);
  ctx.lineTo(18, 10);
  ctx.lineTo(18, 20);
  ctx.closePath();
  ctx.fill();
  ctx.fillStyle = '#e74c3c';
  ctx.beginPath();
  ctx.moveTo(8, 15);
  ctx.lineTo(4, 10);
  ctx.lineTo(10, 14);
  ctx.closePath();
  ctx.fill();
  ctx.beginPath();
  ctx.moveTo(8, 16);
  ctx.lineTo(4, 21);
  ctx.lineTo(10, 17);
  ctx.closePath();
  ctx.fill();
}

function drawPickaxe(ctx, headColor, handleColor) {
  ctx.fillStyle = handleColor || '#8B4513';
  ctx.save();
  ctx.translate(16, 16);
  ctx.rotate(Math.PI / 4);
  ctx.fillRect(-2, 0, 4, 18);
  ctx.fillStyle = headColor;
  ctx.fillRect(-8, -3, 16, 5);
  ctx.fillRect(-8, -3, 3, 8);
  ctx.fillRect(5, -3, 3, 8);
  ctx.restore();
}

function drawAxe(ctx, headColor, handleColor) {
  ctx.fillStyle = handleColor || '#8B4513';
  ctx.save();
  ctx.translate(16, 16);
  ctx.rotate(Math.PI / 4);
  ctx.fillRect(-2, 0, 4, 18);
  ctx.fillStyle = headColor;
  ctx.fillRect(-2, -8, 10, 8);
  ctx.fillRect(-2, -8, 4, 12);
  ctx.restore();
}

function drawShovel(ctx, headColor, handleColor) {
  ctx.fillStyle = handleColor || '#8B4513';
  ctx.save();
  ctx.translate(16, 16);
  ctx.rotate(Math.PI / 4);
  ctx.fillRect(-2, 0, 4, 18);
  ctx.fillStyle = headColor;
  ctx.fillRect(-6, -8, 12, 8);
  ctx.fillRect(-4, -12, 8, 4);
  ctx.restore();
}

function drawSword(ctx, bladeColor, guardColor) {
  ctx.fillStyle = '#8B4513';
  ctx.fillRect(14, 18, 4, 10);
  ctx.fillStyle = guardColor || '#f1c40f';
  ctx.fillRect(10, 16, 12, 3);
  ctx.fillStyle = bladeColor;
  ctx.beginPath();
  ctx.moveTo(16, 2);
  ctx.lineTo(12, 16);
  ctx.lineTo(20, 16);
  ctx.closePath();
  ctx.fill();
}

function drawBow(ctx) {
  ctx.strokeStyle = '#8B4513';
  ctx.lineWidth = 3;
  ctx.beginPath();
  ctx.arc(12, 16, 12, -Math.PI * 0.7, Math.PI * 0.7);
  ctx.stroke();
  ctx.strokeStyle = '#ddd';
  ctx.lineWidth = 1;
  ctx.beginPath();
  ctx.moveTo(12, 4);
  ctx.lineTo(12, 28);
  ctx.stroke();
}

function drawIngot(ctx, color) {
  ctx.fillStyle = color;
  ctx.beginPath();
  ctx.moveTo(6, 12);
  ctx.lineTo(26, 12);
  ctx.lineTo(24, 24);
  ctx.lineTo(8, 24);
  ctx.closePath();
  ctx.fill();
  ctx.fillStyle = 'rgba(255,255,255,0.3)';
  ctx.fillRect(8, 8, 16, 4);
}

function drawMeat(ctx, cooked) {
  ctx.fillStyle = cooked ? '#8B4513' : '#e74c3c';
  ctx.beginPath();
  ctx.ellipse(16, 18, 10, 8, 0, 0, Math.PI * 2);
  ctx.fill();
  ctx.fillStyle = '#f5f5dc';
  ctx.fillRect(8, 6, 3, 12);
  ctx.fillRect(14, 4, 3, 8);
}

function makeItemTex(id) {
  const c = document.createElement('canvas');
  c.width = 32; c.height = 32;
  const g = c.getContext('2d');

  const tierColors = {
    wood: { head: '#a0522d', blade: '#a0522d' },
    stone: { head: '#7f8c8d', blade: '#95a5a6' },
    iron: { head: '#bdc3c7', blade: '#ecf0f1' },
  };

  switch (id) {
    case 'arrow':
      drawArrow(g, '#7f8c8d');
      break;
    case 'bow':
      drawBow(g);
      break;
    case 'wood_pickaxe':
      drawPickaxe(g, tierColors.wood.head, tierColors.wood.blade);
      break;
    case 'stone_pickaxe':
      drawPickaxe(g, tierColors.stone.head);
      break;
    case 'iron_pickaxe':
      drawPickaxe(g, tierColors.iron.head);
      break;
    case 'wood_axe':
      drawAxe(g, tierColors.wood.head);
      break;
    case 'stone_axe':
      drawAxe(g, tierColors.stone.head);
      break;
    case 'iron_axe':
      drawAxe(g, tierColors.iron.head);
      break;
    case 'wood_shovel':
      drawShovel(g, tierColors.wood.head);
      break;
    case 'stone_shovel':
      drawShovel(g, tierColors.stone.head);
      break;
    case 'iron_shovel':
      drawShovel(g, tierColors.iron.head);
      break;
    case 'wood_sword':
      drawSword(g, tierColors.wood.blade, '#a0522d');
      break;
    case 'stone_sword':
      drawSword(g, tierColors.stone.blade, '#7f8c8d');
      break;
    case 'iron_sword':
      drawSword(g, tierColors.iron.blade, '#bdc3c7');
      break;
    case 'iron_ingot':
      drawIngot(g, '#bdc3c7');
      break;
    case 'gold_ingot':
      drawIngot(g, '#f1c40f');
      break;
    case 'copper_ingot':
      drawIngot(g, '#e67e22');
      break;
    case 'meat':
      drawMeat(g, false);
      break;
    case 'cooked':
      drawMeat(g, true);
      break;
    case 'wheat':
      g.fillStyle = '#f1c40f';
      g.fillRect(12, 8, 3, 18);
      g.fillRect(8, 6, 10, 4);
      break;
    case 'bread':
      g.fillStyle = '#d4a030';
      g.fillRect(6, 12, 20, 12);
      g.fillStyle = '#c08820';
      g.fillRect(6, 12, 20, 3);
      break;
    case 'carrot':
      g.fillStyle = '#e67e22';
      g.fillRect(14, 10, 4, 18);
      g.fillStyle = '#27ae60';
      g.fillRect(12, 6, 8, 5);
      break;
    case 'potato':
      g.fillStyle = '#d4a050';
      g.beginPath();
      g.ellipse(16, 16, 8, 6, 0, 0, Math.PI * 2);
      g.fill();
      g.fillStyle = '#b88a40';
      g.fillRect(10, 14, 2, 1);
      g.fillRect(20, 16, 2, 1);
      break;
    case 'baked_potato':
      g.fillStyle = '#c08820';
      g.beginPath();
      g.ellipse(16, 16, 8, 6, 0, 0, Math.PI * 2);
      g.fill();
      g.fillStyle = '#f5e6cc';
      g.fillRect(12, 12, 8, 6);
      break;
    case 'mushroom_stew':
      g.fillStyle = '#8B4513';
      g.fillRect(10, 16, 12, 12);
      g.fillStyle = '#e74c3c';
      g.beginPath();
      g.ellipse(16, 14, 8, 5, 0, Math.PI, 0);
      g.fill();
      break;
    case 'scorpion_stinger':
      g.fillStyle = '#d35400';
      g.beginPath();
      g.moveTo(16, 4);
      g.lineTo(10, 28);
      g.lineTo(22, 28);
      g.closePath();
      g.fill();
      break;
    case 'polar_fur':
      g.fillStyle = '#ecf0f1';
      g.fillRect(6, 6, 20, 20);
      g.fillStyle = '#bdc3c7';
      g.fillRect(12, 12, 8, 8);
      break;
    case 'slime_ball':
      g.fillStyle = 'rgba(46,204,113,0.8)';
      g.beginPath();
      g.arc(16, 16, 10, 0, Math.PI * 2);
      g.fill();
      g.fillStyle = '#fff';
      g.fillRect(10, 10, 4, 4);
      g.fillRect(18, 10, 4, 4);
      break;
    case 'eagle_feather':
      g.fillStyle = '#8B4513';
      g.fillRect(14, 4, 4, 24);
      g.fillStyle = '#ecf0f1';
      g.fillRect(10, 6, 12, 10);
      break;
    case 'chicken_meat':
      drawMeat(g, false);
      g.fillStyle = '#fff';
      g.fillRect(12, 8, 4, 4);
      break;
    case 'feather':
      g.fillStyle = '#ecf0f1';
      g.fillRect(14, 6, 4, 20);
      g.fillStyle = '#bbb';
      g.fillRect(12, 8, 8, 8);
      break;
    case 'bone':
      g.fillStyle = '#f5f5dc';
      g.fillRect(12, 10, 8, 14);
      g.fillRect(8, 8, 4, 4);
      g.fillRect(20, 8, 4, 4);
      g.fillRect(8, 22, 4, 4);
      g.fillRect(20, 22, 4, 4);
      break;
    case 'gunpowder':
      g.fillStyle = '#555';
      g.fillRect(8, 10, 6, 6);
      g.fillRect(18, 14, 6, 6);
      g.fillRect(12, 20, 6, 6);
      break;
    case 'gold_armor':
      g.fillStyle = '#f1c40f';
      g.fillRect(6, 6, 20, 20);
      g.fillStyle = '#f39c12';
      g.fillRect(10, 4, 12, 6);
      g.fillRect(4, 10, 6, 16);
      g.fillRect(22, 10, 6, 16);
      break;
    case 'wheat_seeds':
      g.fillStyle = '#7dcea0';
      g.fillRect(14, 16, 4, 10);
      g.fillStyle = '#a8e6a0';
      g.fillRect(10, 8, 4, 4);
      g.fillRect(18, 6, 4, 4);
      g.fillRect(14, 4, 4, 4);
      break;
    default:
      g.fillStyle = '#7f8c8d';
      g.fillRect(4, 4, 24, 24);
      g.fillStyle = 'rgba(255,255,255,0.2)';
      g.fillRect(4, 4, 24, 4);
  }
  return c;
}

export function makeTex(type) {
  const t = BLOCKS[type];
  const c = document.createElement('canvas');
  c.width = 32; c.height = 32;
  const g = c.getContext('2d');

  if (type === 'tnt') {
    g.fillStyle = '#c0392b'; g.fillRect(0, 0, 32, 32);
    g.fillStyle = '#fff'; g.fillRect(0, 12, 32, 8);
    g.fillStyle = '#000'; g.font = 'bold 10px sans-serif'; g.fillText('TNT', 6, 20);
    return c;
  }
  if (type === 'campfire') {
    g.fillStyle = '#5d4037'; g.fillRect(4, 26, 24, 6);
    g.fillStyle = '#3e2723'; g.fillRect(7, 23, 18, 4);
    return c;
  }
  if (type === 'torch') {
    g.fillStyle = '#6d4c41'; g.fillRect(14, 10, 4, 18);
    g.fillStyle = '#f39c12'; g.fillRect(12, 6, 8, 8);
    return c;
  }
  if (type === 'glass') {
    g.fillStyle = 'rgba(200,240,255,0.25)'; g.fillRect(0, 0, 32, 32);
    g.strokeStyle = 'rgba(255,255,255,0.65)'; g.strokeRect(2, 2, 28, 28);
    g.beginPath(); g.moveTo(5, 27); g.lineTo(27, 5); g.stroke();
    return c;
  }
  if (type === 'water') {
    g.fillStyle = t.c; g.fillRect(0, 0, 32, 32);
    g.fillStyle = 'rgba(255,255,255,0.08)';
    g.fillRect(0, 6, 32, 2);
    return c;
  }
  if (type === 'bed') {
    g.fillStyle = '#e91e63';
    g.fillRect(0, 0, 32, 32);
    g.fillStyle = '#f8bbd0';
    g.fillRect(2, 2, 14, 14);
    g.fillStyle = '#c2185b';
    g.fillRect(16, 4, 14, 24);
    g.fillStyle = '#e91e63';
    g.fillRect(18, 6, 10, 20);
    return c;
  }
  if (type === 'flower') {
    g.fillStyle = '#2ecc71'; g.fillRect(14, 14, 4, 18);
    g.fillStyle = t.c; g.beginPath(); g.arc(16, 12, 6, 0, 6.28); g.fill();
    return c;
  }
  if (type === 'boat') {
    g.fillStyle = '#8B4513';
    g.fillRect(2, 12, 28, 8);
    g.fillStyle = '#A0522D';
    g.fillRect(0, 10, 32, 12);
    g.fillStyle = '#DEB887';
    g.fillRect(4, 14, 24, 4);
    g.fillStyle = '#654321';
    g.fillRect(2, 20, 28, 4);
    return c;
  }
  if (type === 'ladder') {
    g.fillStyle = '#8B4513';
    g.fillRect(4, 0, 4, 32);
    g.fillRect(24, 0, 4, 32);
    g.fillStyle = '#A0522D';
    g.fillRect(4, 4, 24, 3);
    g.fillRect(4, 12, 24, 3);
    g.fillRect(4, 20, 24, 3);
    g.fillRect(4, 28, 24, 3);
    return c;
  }
  // === BIOME BLOCK TEXTURES ===
  if (type === 'snow') {
    g.fillStyle = '#ecf0f1';
    g.fillRect(0, 0, 32, 32);
    g.fillStyle = '#dfe6e9';
    for (let i = 0; i < 4; i++) g.fillRect((Math.random()*26)|0, (Math.random()*26)|0, 5, 3);
    return c;
  }
  if (type === 'ice') {
    g.fillStyle = '#74b9ff';
    g.fillRect(0, 0, 32, 32);
    g.strokeStyle = 'rgba(255,255,255,0.4)';
    g.beginPath(); g.moveTo(4,10); g.lineTo(20,16); g.lineTo(10,28); g.stroke();
    g.beginPath(); g.moveTo(18,4); g.lineTo(28,12); g.stroke();
    return c;
  }
  if (type === 'cactus') {
    g.fillStyle = '#27ae60';
    g.fillRect(6, 2, 20, 28);
    g.fillStyle = '#2ecc71';
    g.fillRect(2, 8, 6, 4);
    g.fillRect(24, 14, 6, 4);
    g.fillStyle = '#1e8449';
    g.fillRect(12, 0, 2, 30);
    g.fillRect(18, 0, 2, 30);
    return c;
  }
  if (type === 'mushroom') {
    g.fillStyle = '#f5e6cc'; g.fillRect(14, 20, 4, 12);
    g.fillStyle = '#e74c3c'; g.beginPath(); g.arc(16, 14, 10, Math.PI, 0); g.fill();
    g.fillStyle = '#fff'; g.fillRect(10, 10, 3, 3); g.fillRect(17, 8, 4, 3);
    return c;
  }
  if (type === 'moss') {
    g.fillStyle = '#0a6640';
    g.fillRect(0, 0, 32, 32);
    g.fillStyle = '#1e8449';
    for (let i = 0; i < 6; i++) g.fillRect((Math.random()*26)|0, (Math.random()*26)|0, 4, 3);
    return c;
  }
  if (type === 'swamp_water') {
    g.fillStyle = 'rgba(100,120,40,0.6)';
    g.fillRect(0, 0, 32, 32);
    g.fillStyle = 'rgba(80,100,20,0.3)';
    g.fillRect(0, 10, 32, 2);
    g.fillRect(0, 22, 32, 2);
    return c;
  }
  if (type === 'farmland') {
    g.fillStyle = '#8B6914';
    g.fillRect(0, 0, 32, 32);
    g.fillStyle = '#7a5c10';
    for (let i = 0; i < 4; i++) g.fillRect(0, 6+i*8, 32, 2);
    g.fillStyle = '#6B4E0A';
    g.fillRect(8, 2, 2, 28);
    g.fillRect(18, 2, 2, 28);
    return c;
  }
  if (type === 'dead_bush') {
    g.fillStyle = '#b2bec3';
    g.fillRect(12, 16, 2, 16);
    g.fillRect(8, 14, 8, 2);
    g.fillRect(16, 12, 8, 2);
    g.fillRect(6, 18, 4, 2);
    return c;
  }
  if (type === 'spruce_leaves') {
    g.fillStyle = '#0a6640';
    g.fillRect(0, 0, 32, 32);
    g.fillStyle = '#0d7a4d';
    for (let i = 0; i < 5; i++) g.fillRect((Math.random()*24)|0, (Math.random()*24)|0, 6, 4);
    return c;
  }
  // CROP STAGES
  if (type.startsWith('wheat_stage') || type.startsWith('carrot_stage') || type.startsWith('potato_stage')) {
    const st = parseInt(type.charAt(type.length-1));
    const colors = type.startsWith('wheat') ? ['#a8e6a0','#7dcea0','#b8d730','#f1c40f'] :
                   type.startsWith('carrot') ? ['#a8e6a0','#f0c27a','#e8a040','#e67e22'] :
                   ['#a8e6a0','#c8b888','#bfaa78','#dfe6e9'];
    g.fillStyle = '#5d4037';
    g.fillRect(15, 18, 2, 14);
    if (st >= 1) {
      g.fillStyle = colors[st];
      g.fillRect(10, 8 + (3-st)*3, 12, 10);
    } else {
      g.fillStyle = '#a8e6a0';
      g.fillRect(14, 22, 4, 4);
    }
    return c;
  }

  g.fillStyle = t.c || '#000';
  g.fillRect(0, 0, 32, 32);

  g.fillStyle = 'rgba(0,0,0,0.10)';
  for (let i = 0; i < 6; i++) g.fillRect((Math.random() * 28) | 0, (Math.random() * 28) | 0, 4, 4);

  if (type.endsWith('_ore') || type === 'coal') {
    g.fillStyle = 'rgba(0,0,0,0.35)';
    for (let i = 0; i < 4; i++) g.fillRect((Math.random() * 24) | 0, (Math.random() * 24) | 0, 6, 6);
  }
  return c;
}

export function initTextures() {
  Object.keys(BLOCKS).forEach(k => tex[k] = makeTex(k));
  // Item/tool sprites
  const itemIds = [
    'arrow','bow',
    'wood_pickaxe','stone_pickaxe','iron_pickaxe',
    'wood_axe','stone_axe','iron_axe',
    'wood_shovel','stone_shovel','iron_shovel',
    'wood_sword','stone_sword','iron_sword',
    'iron_ingot','gold_ingot','copper_ingot',
    'meat','cooked',
    'wheat','bread','carrot','potato','baked_potato','mushroom_stew','wheat_seeds',
    'chicken_meat','feather','bone','gunpowder',
    'scorpion_stinger','polar_fur','slime_ball','eagle_feather',
    'gold_armor',
  ];
  itemIds.forEach(id => { itemTex[id] = makeItemTex(id); });
}