src/data/mockAnalysis.js

// Mock analysis result for demo purposes
export const MOCK_IMAGE_RESULT = {
  type: 'image',
  filename: 'portrait_sample.jpg',
  filesize: '2.4 MB',
  resolution: '1024 × 1024 px',
  format: 'JPEG',
  analysisId: 'UAD-2026-031501',
  processingTime: '1.84s',

  verdict: 'ai_generated', // 'authentic' | 'ai_generated' | 'suspect'
  confidenceScore: 94.7,

  modelBreakdown: [
    { model: 'EfficientNet-B4 (GAN)', score: 96.1, weight: 0.35 },
    { model: 'Xception (Diffusion)', score: 93.8, weight: 0.30 },
    { model: 'ViT Forensic', score: 94.5, weight: 0.25 },
    { model: 'Frequency CNN', score: 93.2, weight: 0.10 },
  ],

  gradcam: {
    // Simulated heatmap regions (x%, y%, w%, h%, intensity 0–1)
    regions: [
      { x: 42, y: 18, w: 24, h: 20, intensity: 0.95, label: 'Eye region' },
      { x: 38, y: 52, w: 28, h: 14, intensity: 0.82, label: 'Mouth boundary' },
      { x: 20, y: 30, w: 18, h: 28, intensity: 0.61, label: 'Left ear artifact' },
      { x: 62, y: 28, w: 16, h: 26, intensity: 0.54, label: 'Hair boundary' },
      { x: 45, y: 68, w: 22, h: 18, intensity: 0.43, label: 'Chin contour' },
    ],
  },

  artifacts: [
    { id: 1, type: 'GAN Fingerprint', severity: 'critical', detail: 'Spectral artifacts detected in mid-frequency band (8–16 kHz equivalent)' },
    { id: 2, type: 'Eye Coherence', severity: 'high', detail: 'Asymmetric iris texture inconsistency — characteristic of StyleGAN2 generator' },
    { id: 3, type: 'Skin Texture', severity: 'high', detail: 'Over-smoothed pore structure in T-zone region (forehead, nose bridge)' },
    { id: 4, type: 'Background Blend', severity: 'medium', detail: 'Boundary aliasing at hair–background transition edge' },
    { id: 5, type: 'EXIF Metadata', severity: 'low', detail: 'No camera make/model; GPS and timestamp fields absent' },
  ],

  fft: {
    peakFrequency: '14.3 Hz equiv.',
    spectralAnomaly: true,
    anomalyBands: ['8–16 band', '32–64 band'],
    dctCoefficients: 'Elevated 2nd-order DCT peak at (0,8) — GAN noise signature',
    noisePattern: 'Periodic grid artifact (16px interval) consistent with upsampling artifact',
  },

  metadata: {
    colorSpace: 'sRGB',
    bitDepth: '8-bit',
    compressionRatio: '4.2:1',
    iccProfile: 'None',
    softwareTag: 'Not present',
    cameraModel: 'Not present',
    gpsData: 'Not present',
    creationDate: 'Not present',
    lastModified: '2026-03-15T09:44:12Z',
  },
};

export const MOCK_VIDEO_RESULT = {
  type: 'video',
  filename: 'interview_clip.mp4',
  filesize: '18.7 MB',
  resolution: '1280 × 720 px',
  format: 'MP4 / H.264',
  duration: '00:00:23',
  frameRate: '30 fps',
  totalFrames: 690,
  analysisId: 'UAD-2026-031502',
  processingTime: '12.3s',

  verdict: 'suspect',
  confidenceScore: 71.2,

  modelBreakdown: [
    { model: 'Temporal CNN', score: 74.1, weight: 0.40 },
    { model: 'Face Reenactment Net', score: 68.9, weight: 0.30 },
    { model: 'Audio-Visual Sync', score: 70.5, weight: 0.30 },
  ],

  gradcam: {
    regions: [
      { x: 38, y: 15, w: 28, h: 22, intensity: 0.88, label: 'Periorbital region' },
      { x: 35, y: 50, w: 32, h: 16, intensity: 0.72, label: 'Lip movement' },
      { x: 15, y: 20, w: 20, h: 35, intensity: 0.45, label: 'Jaw boundary' },
    ],
  },

  timeline: {
    flaggedSegments: [
      { start: 2.1, end: 5.8, severity: 'high', reason: 'Lip-sync desynchronization', frames: [63, 64, 65, 72, 73, 74, 140, 141, 174] },
      { start: 9.4, end: 11.2, severity: 'critical', reason: 'Face swap boundary artifact', frames: [282, 283, 310, 311, 336] },
      { start: 16.0, end: 18.9, severity: 'medium', reason: 'Temporal flickering in eye region', frames: [480, 481, 510, 511, 540, 567] },
    ],
    cleanSegments: [
      { start: 0, end: 2.1 },
      { start: 5.8, end: 9.4 },
      { start: 11.2, end: 16.0 },
      { start: 18.9, end: 23.0 },
    ],
  },

  artifacts: [
    { id: 1, type: 'Temporal Inconsistency', severity: 'critical', detail: 'Frame-to-frame coherence drop at t=9.4s–11.2s (face swap splice detected)' },
    { id: 2, type: 'Lip-Sync Offset', severity: 'high', detail: 'Audio-visual offset of 83ms detected — exceeds 40ms natural threshold' },
    { id: 3, type: 'Blinking Pattern', severity: 'medium', detail: 'Reduced blink rate (avg 4.2/min vs normal 15–20/min) consistent with reenactment' },
  ],

  fft: {
    peakFrequency: '9.7 Hz equiv.',
    spectralAnomaly: true,
    anomalyBands: ['4–8 band', '16–32 band'],
    dctCoefficients: 'Inter-frame DCT residual spike at t=9.4s',
    noisePattern: 'Temporal noise pattern inconsistency at splice boundaries',
  },

  metadata: {
    colorSpace: 'YUV 4:2:0',
    bitDepth: '8-bit',
    compressionRatio: '60:1',
    audioCodec: 'AAC 128kbps',
    softwareTag: 'Not present',
    cameraModel: 'Not present',
    gpsData: 'Not present',
    creationDate: 'Not present',
    lastModified: '2026-03-14T22:11:04Z',
  },
};