/**
 * AeThex Avatar Platform Configuration
 * Cross-platform avatar specifications for Roblox, VRChat, RecRoom, Spatial, Sandbox, and more
 */

export type AvatarPlatformId =
  | 'roblox'
  | 'vrchat'
  | 'recroom'
  | 'spatial'
  | 'sandbox'
  | 'neos'
  | 'resonite'
  | 'chilloutvr'
  | 'decentraland'
  | 'meta-horizon'
  | 'universal';

export interface BoneMapping {
  name: string;
  universalName: string;
  required: boolean;
  parent?: string;
  alternateNames?: string[];
}

export interface AvatarConstraints {
  maxPolygons: number;
  maxBones: number;
  maxMaterials: number;
  maxTextureSize: number;
  maxFileSize: number; // in MB
  supportedFormats: string[];
  minHeight?: number;
  maxHeight?: number;
  requiresPhysBones?: boolean;
  requiresDynamicBones?: boolean;
}

export interface SkeletonSpec {
  type: 'humanoid' | 'generic' | 'r6' | 'r15' | 'rthro' | 'custom';
  rootBone: string;
  bones: BoneMapping[];
  blendShapeSupport: boolean;
  maxBlendShapes?: number;
  ikSupport: boolean;
  fingerTracking: boolean;
  eyeTracking: boolean;
  fullBodyTracking: boolean;
}

export interface AvatarPlatform {
  id: AvatarPlatformId;
  name: string;
  displayName: string;
  description: string;
  color: string;
  icon: string;
  constraints: AvatarConstraints;
  skeleton: SkeletonSpec;
  exportFormat: string;
  importFormats: string[];
  documentation: string;
  status: 'supported' | 'beta' | 'experimental' | 'coming-soon';
  features: string[];
}

// Universal humanoid bone names (industry standard)
export const UNIVERSAL_BONES = {
  // Root
  ROOT: 'Root',
  HIPS: 'Hips',

  // Spine
  SPINE: 'Spine',
  SPINE1: 'Spine1',
  SPINE2: 'Spine2',
  CHEST: 'Chest',
  UPPER_CHEST: 'UpperChest',
  NECK: 'Neck',
  HEAD: 'Head',

  // Left Arm
  LEFT_SHOULDER: 'LeftShoulder',
  LEFT_UPPER_ARM: 'LeftUpperArm',
  LEFT_LOWER_ARM: 'LeftLowerArm',
  LEFT_HAND: 'LeftHand',

  // Left Fingers
  LEFT_THUMB_PROXIMAL: 'LeftThumbProximal',
  LEFT_THUMB_INTERMEDIATE: 'LeftThumbIntermediate',
  LEFT_THUMB_DISTAL: 'LeftThumbDistal',
  LEFT_INDEX_PROXIMAL: 'LeftIndexProximal',
  LEFT_INDEX_INTERMEDIATE: 'LeftIndexIntermediate',
  LEFT_INDEX_DISTAL: 'LeftIndexDistal',
  LEFT_MIDDLE_PROXIMAL: 'LeftMiddleProximal',
  LEFT_MIDDLE_INTERMEDIATE: 'LeftMiddleIntermediate',
  LEFT_MIDDLE_DISTAL: 'LeftMiddleDistal',
  LEFT_RING_PROXIMAL: 'LeftRingProximal',
  LEFT_RING_INTERMEDIATE: 'LeftRingIntermediate',
  LEFT_RING_DISTAL: 'LeftRingDistal',
  LEFT_LITTLE_PROXIMAL: 'LeftLittleProximal',
  LEFT_LITTLE_INTERMEDIATE: 'LeftLittleIntermediate',
  LEFT_LITTLE_DISTAL: 'LeftLittleDistal',

  // Right Arm
  RIGHT_SHOULDER: 'RightShoulder',
  RIGHT_UPPER_ARM: 'RightUpperArm',
  RIGHT_LOWER_ARM: 'RightLowerArm',
  RIGHT_HAND: 'RightHand',

  // Right Fingers
  RIGHT_THUMB_PROXIMAL: 'RightThumbProximal',
  RIGHT_THUMB_INTERMEDIATE: 'RightThumbIntermediate',
  RIGHT_THUMB_DISTAL: 'RightThumbDistal',
  RIGHT_INDEX_PROXIMAL: 'RightIndexProximal',
  RIGHT_INDEX_INTERMEDIATE: 'RightIndexIntermediate',
  RIGHT_INDEX_DISTAL: 'RightIndexDistal',
  RIGHT_MIDDLE_PROXIMAL: 'RightMiddleProximal',
  RIGHT_MIDDLE_INTERMEDIATE: 'RightMiddleIntermediate',
  RIGHT_MIDDLE_DISTAL: 'RightMiddleDistal',
  RIGHT_RING_PROXIMAL: 'RightRingProximal',
  RIGHT_RING_INTERMEDIATE: 'RightRingIntermediate',
  RIGHT_RING_DISTAL: 'RightRingDistal',
  RIGHT_LITTLE_PROXIMAL: 'RightLittleProximal',
  RIGHT_LITTLE_INTERMEDIATE: 'RightLittleIntermediate',
  RIGHT_LITTLE_DISTAL: 'RightLittleDistal',

  // Left Leg
  LEFT_UPPER_LEG: 'LeftUpperLeg',
  LEFT_LOWER_LEG: 'LeftLowerLeg',
  LEFT_FOOT: 'LeftFoot',
  LEFT_TOES: 'LeftToes',

  // Right Leg
  RIGHT_UPPER_LEG: 'RightUpperLeg',
  RIGHT_LOWER_LEG: 'RightLowerLeg',
  RIGHT_FOOT: 'RightFoot',
  RIGHT_TOES: 'RightToes',

  // Eyes
  LEFT_EYE: 'LeftEye',
  RIGHT_EYE: 'RightEye',
  JAW: 'Jaw',
} as const;

// VRChat skeleton specification
const vrchatSkeleton: SkeletonSpec = {
  type: 'humanoid',
  rootBone: 'Armature',
  blendShapeSupport: true,
  maxBlendShapes: 256,
  ikSupport: true,
  fingerTracking: true,
  eyeTracking: true,
  fullBodyTracking: true,
  bones: [
    { name: 'Hips', universalName: UNIVERSAL_BONES.HIPS, required: true },
    { name: 'Spine', universalName: UNIVERSAL_BONES.SPINE, required: true, parent: 'Hips' },
    { name: 'Chest', universalName: UNIVERSAL_BONES.CHEST, required: true, parent: 'Spine' },
    { name: 'Upper Chest', universalName: UNIVERSAL_BONES.UPPER_CHEST, required: false, parent: 'Chest' },
    { name: 'Neck', universalName: UNIVERSAL_BONES.NECK, required: true, parent: 'Chest' },
    { name: 'Head', universalName: UNIVERSAL_BONES.HEAD, required: true, parent: 'Neck' },
    { name: 'Left Shoulder', universalName: UNIVERSAL_BONES.LEFT_SHOULDER, required: false, parent: 'Chest' },
    { name: 'Left Upper Arm', universalName: UNIVERSAL_BONES.LEFT_UPPER_ARM, required: true, parent: 'Left Shoulder' },
    { name: 'Left Lower Arm', universalName: UNIVERSAL_BONES.LEFT_LOWER_ARM, required: true, parent: 'Left Upper Arm' },
    { name: 'Left Hand', universalName: UNIVERSAL_BONES.LEFT_HAND, required: true, parent: 'Left Lower Arm' },
    { name: 'Right Shoulder', universalName: UNIVERSAL_BONES.RIGHT_SHOULDER, required: false, parent: 'Chest' },
    { name: 'Right Upper Arm', universalName: UNIVERSAL_BONES.RIGHT_UPPER_ARM, required: true, parent: 'Right Shoulder' },
    { name: 'Right Lower Arm', universalName: UNIVERSAL_BONES.RIGHT_LOWER_ARM, required: true, parent: 'Right Upper Arm' },
    { name: 'Right Hand', universalName: UNIVERSAL_BONES.RIGHT_HAND, required: true, parent: 'Right Lower Arm' },
    { name: 'Left Upper Leg', universalName: UNIVERSAL_BONES.LEFT_UPPER_LEG, required: true, parent: 'Hips' },
    { name: 'Left Lower Leg', universalName: UNIVERSAL_BONES.LEFT_LOWER_LEG, required: true, parent: 'Left Upper Leg' },
    { name: 'Left Foot', universalName: UNIVERSAL_BONES.LEFT_FOOT, required: true, parent: 'Left Lower Leg' },
    { name: 'Left Toes', universalName: UNIVERSAL_BONES.LEFT_TOES, required: false, parent: 'Left Foot' },
    { name: 'Right Upper Leg', universalName: UNIVERSAL_BONES.RIGHT_UPPER_LEG, required: true, parent: 'Hips' },
    { name: 'Right Lower Leg', universalName: UNIVERSAL_BONES.RIGHT_LOWER_LEG, required: true, parent: 'Right Upper Leg' },
    { name: 'Right Foot', universalName: UNIVERSAL_BONES.RIGHT_FOOT, required: true, parent: 'Right Lower Leg' },
    { name: 'Right Toes', universalName: UNIVERSAL_BONES.RIGHT_TOES, required: false, parent: 'Right Foot' },
    { name: 'Left Eye', universalName: UNIVERSAL_BONES.LEFT_EYE, required: false, parent: 'Head' },
    { name: 'Right Eye', universalName: UNIVERSAL_BONES.RIGHT_EYE, required: false, parent: 'Head' },
    { name: 'Jaw', universalName: UNIVERSAL_BONES.JAW, required: false, parent: 'Head' },
  ],
};

// Roblox R15 skeleton specification
const robloxR15Skeleton: SkeletonSpec = {
  type: 'r15',
  rootBone: 'HumanoidRootPart',
  blendShapeSupport: true,
  maxBlendShapes: 50,
  ikSupport: true,
  fingerTracking: false,
  eyeTracking: true,
  fullBodyTracking: false,
  bones: [
    { name: 'HumanoidRootPart', universalName: UNIVERSAL_BONES.ROOT, required: true },
    { name: 'LowerTorso', universalName: UNIVERSAL_BONES.HIPS, required: true, parent: 'HumanoidRootPart' },
    { name: 'UpperTorso', universalName: UNIVERSAL_BONES.SPINE, required: true, parent: 'LowerTorso' },
    { name: 'Head', universalName: UNIVERSAL_BONES.HEAD, required: true, parent: 'UpperTorso' },
    { name: 'LeftUpperArm', universalName: UNIVERSAL_BONES.LEFT_UPPER_ARM, required: true, parent: 'UpperTorso' },
    { name: 'LeftLowerArm', universalName: UNIVERSAL_BONES.LEFT_LOWER_ARM, required: true, parent: 'LeftUpperArm' },
    { name: 'LeftHand', universalName: UNIVERSAL_BONES.LEFT_HAND, required: true, parent: 'LeftLowerArm' },
    { name: 'RightUpperArm', universalName: UNIVERSAL_BONES.RIGHT_UPPER_ARM, required: true, parent: 'UpperTorso' },
    { name: 'RightLowerArm', universalName: UNIVERSAL_BONES.RIGHT_LOWER_ARM, required: true, parent: 'RightUpperArm' },
    { name: 'RightHand', universalName: UNIVERSAL_BONES.RIGHT_HAND, required: true, parent: 'RightLowerArm' },
    { name: 'LeftUpperLeg', universalName: UNIVERSAL_BONES.LEFT_UPPER_LEG, required: true, parent: 'LowerTorso' },
    { name: 'LeftLowerLeg', universalName: UNIVERSAL_BONES.LEFT_LOWER_LEG, required: true, parent: 'LeftUpperLeg' },
    { name: 'LeftFoot', universalName: UNIVERSAL_BONES.LEFT_FOOT, required: true, parent: 'LeftLowerLeg' },
    { name: 'RightUpperLeg', universalName: UNIVERSAL_BONES.RIGHT_UPPER_LEG, required: true, parent: 'LowerTorso' },
    { name: 'RightLowerLeg', universalName: UNIVERSAL_BONES.RIGHT_LOWER_LEG, required: true, parent: 'RightUpperLeg' },
    { name: 'RightFoot', universalName: UNIVERSAL_BONES.RIGHT_FOOT, required: true, parent: 'RightLowerLeg' },
  ],
};

// RecRoom skeleton specification
const recRoomSkeleton: SkeletonSpec = {
  type: 'humanoid',
  rootBone: 'Root',
  blendShapeSupport: true,
  maxBlendShapes: 30,
  ikSupport: true,
  fingerTracking: false,
  eyeTracking: false,
  fullBodyTracking: false,
  bones: [
    { name: 'Root', universalName: UNIVERSAL_BONES.ROOT, required: true },
    { name: 'Hips', universalName: UNIVERSAL_BONES.HIPS, required: true, parent: 'Root' },
    { name: 'Spine', universalName: UNIVERSAL_BONES.SPINE, required: true, parent: 'Hips' },
    { name: 'Chest', universalName: UNIVERSAL_BONES.CHEST, required: true, parent: 'Spine' },
    { name: 'Neck', universalName: UNIVERSAL_BONES.NECK, required: true, parent: 'Chest' },
    { name: 'Head', universalName: UNIVERSAL_BONES.HEAD, required: true, parent: 'Neck' },
    { name: 'LeftArm', universalName: UNIVERSAL_BONES.LEFT_UPPER_ARM, required: true, parent: 'Chest' },
    { name: 'LeftForeArm', universalName: UNIVERSAL_BONES.LEFT_LOWER_ARM, required: true, parent: 'LeftArm' },
    { name: 'LeftHand', universalName: UNIVERSAL_BONES.LEFT_HAND, required: true, parent: 'LeftForeArm' },
    { name: 'RightArm', universalName: UNIVERSAL_BONES.RIGHT_UPPER_ARM, required: true, parent: 'Chest' },
    { name: 'RightForeArm', universalName: UNIVERSAL_BONES.RIGHT_LOWER_ARM, required: true, parent: 'RightArm' },
    { name: 'RightHand', universalName: UNIVERSAL_BONES.RIGHT_HAND, required: true, parent: 'RightForeArm' },
    { name: 'LeftLeg', universalName: UNIVERSAL_BONES.LEFT_UPPER_LEG, required: true, parent: 'Hips' },
    { name: 'LeftKnee', universalName: UNIVERSAL_BONES.LEFT_LOWER_LEG, required: true, parent: 'LeftLeg' },
    { name: 'LeftFoot', universalName: UNIVERSAL_BONES.LEFT_FOOT, required: true, parent: 'LeftKnee' },
    { name: 'RightLeg', universalName: UNIVERSAL_BONES.RIGHT_UPPER_LEG, required: true, parent: 'Hips' },
    { name: 'RightKnee', universalName: UNIVERSAL_BONES.RIGHT_LOWER_LEG, required: true, parent: 'RightLeg' },
    { name: 'RightFoot', universalName: UNIVERSAL_BONES.RIGHT_FOOT, required: true, parent: 'RightKnee' },
  ],
};

// Universal/Standard humanoid skeleton
const universalSkeleton: SkeletonSpec = {
  type: 'humanoid',
  rootBone: 'Armature',
  blendShapeSupport: true,
  maxBlendShapes: 256,
  ikSupport: true,
  fingerTracking: true,
  eyeTracking: true,
  fullBodyTracking: true,
  bones: Object.entries(UNIVERSAL_BONES).map(([key, name]) => ({
    name,
    universalName: name,
    required: ['HIPS', 'SPINE', 'HEAD', 'LEFT_UPPER_ARM', 'LEFT_LOWER_ARM', 'LEFT_HAND',
               'RIGHT_UPPER_ARM', 'RIGHT_LOWER_ARM', 'RIGHT_HAND', 'LEFT_UPPER_LEG',
               'LEFT_LOWER_LEG', 'LEFT_FOOT', 'RIGHT_UPPER_LEG', 'RIGHT_LOWER_LEG', 'RIGHT_FOOT'].includes(key),
  })),
};

export const avatarPlatforms: Record<AvatarPlatformId, AvatarPlatform> = {
  roblox: {
    id: 'roblox',
    name: 'Roblox',
    displayName: 'Roblox Studio',
    description: 'Import/export avatars for Roblox experiences with R6, R15, or Rthro support',
    color: '#00A2FF',
    icon: 'gamepad-2',
    constraints: {
      maxPolygons: 10000,
      maxBones: 76,
      maxMaterials: 1,
      maxTextureSize: 1024,
      maxFileSize: 30,
      supportedFormats: ['fbx', 'obj'],
      minHeight: 0.7,
      maxHeight: 3.0,
    },
    skeleton: robloxR15Skeleton,
    exportFormat: 'fbx',
    importFormats: ['fbx', 'obj', 'glb', 'gltf', 'vrm'],
    documentation: 'https://create.roblox.com/docs/art/characters',
    status: 'supported',
    features: ['R6', 'R15', 'Rthro', 'Layered Clothing', 'Dynamic Heads', 'Accessories'],
  },
  vrchat: {
    id: 'vrchat',
    name: 'VRChat',
    displayName: 'VRChat SDK',
    description: 'Create avatars for VRChat with full body tracking, PhysBones, and expressions',
    color: '#1FB2A5',
    icon: 'glasses',
    constraints: {
      maxPolygons: 70000, // Poor rating threshold
      maxBones: 256,
      maxMaterials: 32,
      maxTextureSize: 2048,
      maxFileSize: 200,
      supportedFormats: ['fbx', 'vrm'],
      requiresPhysBones: true,
    },
    skeleton: vrchatSkeleton,
    exportFormat: 'unitypackage',
    importFormats: ['fbx', 'glb', 'gltf', 'vrm', 'pmx'],
    documentation: 'https://creators.vrchat.com/avatars/',
    status: 'supported',
    features: ['PhysBones', 'Avatar Dynamics', 'Eye Tracking', 'Face Tracking', 'OSC', 'Full Body'],
  },
  recroom: {
    id: 'recroom',
    name: 'RecRoom',
    displayName: 'Rec Room',
    description: 'Create fun, stylized avatars for Rec Room social experiences',
    color: '#FF6B6B',
    icon: 'party-popper',
    constraints: {
      maxPolygons: 15000,
      maxBones: 52,
      maxMaterials: 4,
      maxTextureSize: 512,
      maxFileSize: 20,
      supportedFormats: ['fbx'],
    },
    skeleton: recRoomSkeleton,
    exportFormat: 'fbx',
    importFormats: ['fbx', 'glb', 'gltf', 'vrm'],
    documentation: 'https://recroom.com/developer',
    status: 'supported',
    features: ['Stylized Look', 'Props', 'Costumes', 'Expressions'],
  },
  spatial: {
    id: 'spatial',
    name: 'Spatial',
    displayName: 'Spatial Creator Toolkit',
    description: 'Create avatars for Spatial VR/AR experiences and virtual spaces',
    color: '#9B5DE5',
    icon: 'globe',
    constraints: {
      maxPolygons: 50000,
      maxBones: 128,
      maxMaterials: 8,
      maxTextureSize: 2048,
      maxFileSize: 50,
      supportedFormats: ['glb', 'gltf', 'vrm'],
    },
    skeleton: vrchatSkeleton,
    exportFormat: 'glb',
    importFormats: ['glb', 'gltf', 'vrm', 'fbx'],
    documentation: 'https://toolkit.spatial.io/docs/avatars',
    status: 'supported',
    features: ['Ready Player Me', 'Custom Avatars', 'Emotes', 'Accessories'],
  },
  sandbox: {
    id: 'sandbox',
    name: 'Sandbox',
    displayName: 'The Sandbox',
    description: 'Create voxel-style or custom avatars for The Sandbox metaverse',
    color: '#00D4FF',
    icon: 'box',
    constraints: {
      maxPolygons: 20000,
      maxBones: 64,
      maxMaterials: 8,
      maxTextureSize: 1024,
      maxFileSize: 30,
      supportedFormats: ['glb', 'gltf', 'vox'],
    },
    skeleton: universalSkeleton,
    exportFormat: 'glb',
    importFormats: ['glb', 'gltf', 'fbx', 'vrm', 'vox'],
    documentation: 'https://sandboxgame.gitbook.io/the-sandbox',
    status: 'supported',
    features: ['Voxel Style', 'LAND Integration', 'NFT Support', 'Equipment'],
  },
  neos: {
    id: 'neos',
    name: 'NeosVR',
    displayName: 'NeosVR',
    description: 'Create highly customizable avatars for NeosVR',
    color: '#F5A623',
    icon: 'cpu',
    constraints: {
      maxPolygons: 100000,
      maxBones: 256,
      maxMaterials: 32,
      maxTextureSize: 4096,
      maxFileSize: 300,
      supportedFormats: ['fbx', 'glb', 'gltf', 'vrm'],
    },
    skeleton: vrchatSkeleton,
    exportFormat: 'glb',
    importFormats: ['fbx', 'glb', 'gltf', 'vrm', 'obj'],
    documentation: 'https://wiki.neos.com/',
    status: 'beta',
    features: ['LogiX', 'Dynamic Bones', 'Full Customization', 'In-World Editing'],
  },
  resonite: {
    id: 'resonite',
    name: 'Resonite',
    displayName: 'Resonite',
    description: 'Successor to NeosVR with enhanced avatar capabilities',
    color: '#7B68EE',
    icon: 'sparkles',
    constraints: {
      maxPolygons: 100000,
      maxBones: 256,
      maxMaterials: 32,
      maxTextureSize: 4096,
      maxFileSize: 300,
      supportedFormats: ['fbx', 'glb', 'gltf', 'vrm'],
    },
    skeleton: vrchatSkeleton,
    exportFormat: 'glb',
    importFormats: ['fbx', 'glb', 'gltf', 'vrm', 'obj'],
    documentation: 'https://wiki.resonite.com/',
    status: 'beta',
    features: ['ProtoFlux', 'Dynamic Bones', 'Face Tracking', 'Full Body'],
  },
  chilloutvr: {
    id: 'chilloutvr',
    name: 'ChilloutVR',
    displayName: 'ChilloutVR',
    description: 'Create avatars for ChilloutVR social platform',
    color: '#E91E63',
    icon: 'heart',
    constraints: {
      maxPolygons: 80000,
      maxBones: 256,
      maxMaterials: 24,
      maxTextureSize: 2048,
      maxFileSize: 150,
      supportedFormats: ['fbx', 'vrm'],
    },
    skeleton: vrchatSkeleton,
    exportFormat: 'unitypackage',
    importFormats: ['fbx', 'glb', 'gltf', 'vrm'],
    documentation: 'https://docs.abinteractive.net/',
    status: 'beta',
    features: ['Advanced Rigging', 'Toggles', 'Gestures', 'Eye/Face Tracking'],
  },
  decentraland: {
    id: 'decentraland',
    name: 'Decentraland',
    displayName: 'Decentraland',
    description: 'Create Web3-enabled avatars for the Decentraland metaverse',
    color: '#FF2D55',
    icon: 'landmark',
    constraints: {
      maxPolygons: 1500,
      maxBones: 52,
      maxMaterials: 2,
      maxTextureSize: 512,
      maxFileSize: 2,
      supportedFormats: ['glb'],
    },
    skeleton: universalSkeleton,
    exportFormat: 'glb',
    importFormats: ['glb', 'gltf', 'fbx', 'vrm'],
    documentation: 'https://docs.decentraland.org/creator/wearables/creating-wearables/',
    status: 'supported',
    features: ['Wearables', 'NFT Integration', 'Emotes', 'Blockchain'],
  },
  'meta-horizon': {
    id: 'meta-horizon',
    name: 'Meta Horizon',
    displayName: 'Meta Horizon Worlds',
    description: 'Create avatars for Meta Horizon Worlds VR platform',
    color: '#0668E1',
    icon: 'headphones',
    constraints: {
      maxPolygons: 25000,
      maxBones: 70,
      maxMaterials: 8,
      maxTextureSize: 1024,
      maxFileSize: 50,
      supportedFormats: ['glb', 'fbx'],
    },
    skeleton: universalSkeleton,
    exportFormat: 'glb',
    importFormats: ['glb', 'gltf', 'fbx', 'vrm'],
    documentation: 'https://developer.oculus.com/',
    status: 'experimental',
    features: ['Hand Tracking', 'Body Estimation', 'Expressions'],
  },
  universal: {
    id: 'universal',
    name: 'Universal',
    displayName: 'AeThex Universal Format',
    description: 'The AeThex universal avatar format compatible with all platforms',
    color: '#00FF88',
    icon: 'sparkles',
    constraints: {
      maxPolygons: 100000,
      maxBones: 256,
      maxMaterials: 32,
      maxTextureSize: 4096,
      maxFileSize: 500,
      supportedFormats: ['aeth', 'glb', 'gltf', 'vrm', 'fbx'],
    },
    skeleton: universalSkeleton,
    exportFormat: 'aeth',
    importFormats: ['fbx', 'glb', 'gltf', 'vrm', 'obj', 'pmx', 'vroid'],
    documentation: 'https://aethex.dev/docs/avatar-format',
    status: 'supported',
    features: ['All Platforms', 'Lossless Conversion', 'Metadata Preservation', 'Auto-Optimization'],
  },
};

export const supportedPlatforms = Object.values(avatarPlatforms).filter(
  (p) => p.status === 'supported' || p.status === 'beta'
);

export function getAvatarPlatform(id: AvatarPlatformId): AvatarPlatform {
  return avatarPlatforms[id];
}

export function isPlatformSupported(id: AvatarPlatformId): boolean {
  return avatarPlatforms[id].status === 'supported';
}

export function getConstraintsForPlatform(id: AvatarPlatformId): AvatarConstraints {
  return avatarPlatforms[id].constraints;
}

export function getSkeletonForPlatform(id: AvatarPlatformId): SkeletonSpec {
  return avatarPlatforms[id].skeleton;
}

export function canConvert(from: AvatarPlatformId, to: AvatarPlatformId): boolean {
  const fromPlatform = avatarPlatforms[from];
  const toPlatform = avatarPlatforms[to];

  // Can always convert to universal
  if (to === 'universal') return true;

  // Can convert from universal to anything
  if (from === 'universal') return true;

  // Check if formats are compatible
  const fromFormat = fromPlatform.exportFormat;
  return toPlatform.importFormats.includes(fromFormat);
}