WIA-DEF-019

import { UnderwaterWeapon } from '@wia/def-019';

// Initialize heavyweight torpedo system
const torpedo = new UnderwaterWeapon({
  type: 'HEAVYWEIGHT_TORPEDO',
  model: 'MK-48-ADCAP',
  launcher: 'SUBMARINE_VIRGINIA_CLASS',
  classification: 'SECRET'
});

// Configure torpedo parameters
await torpedo.configure({
  guidance: {
    mode: 'WIRE_GUIDED_PLUS_ACTIVE_HOMING',
    wireLength: 40000, // 40 km fiber optic
    sonar: {
      type: 'ACTIVE_PASSIVE_COMBINED',
      frequency: [20000, 60000], // 20-60 kHz
      beamforming: true,
      signalProcessing: 'ADVANCED_DOPPLER'
    }
  },
  propulsion: {
    type: 'PUMP_JET_ELECTRIC',
    battery: 'LITHIUM_ION_2000AH',
    maxSpeed: 60, // knots
    cruiseSpeed: 40,
    quietMode: true
  },
  warhead: {
    type: 'SHAPED_CHARGE_HE',
    weight: 295, // kg
    fuze: 'CONTACT_PROXIMITY',
    safetyArming: 500 // meters from launch
  },
  countermeasures: {
    decoyRejection: true,
    adaptiveSignalProcessing: true,
    multiPathMitigation: true
  }
});

// Load target information
const target = {
  type: 'SUBMARINE',
  class: 'KILO',
  bearing: 045, // degrees
  range: 25000, // meters
  depth: 200, // meters
  speed: 12, // knots
  course: 270 // degrees
};

// Calculate firing solution
const firingSolution = await torpedo.calculateFiringSolution({
  target: target,
  ownship: {
    position: { lat: 35.5, lon: 139.8 },
    depth: 150,
    speed: 8,
    course: 90
  },
  environmental: {
    soundVelocityProfile: await torpedo.getSVP(),
    seaState: 3,
    thermalLayers: [50, 120, 200],
    salinity: 35 // PSU
  }
});

console.log('Firing Solution:');
console.log('  Lead Angle:', firingSolution.leadAngle, 'degrees');
console.log('  Time to Target:', firingSolution.timeToTarget, 'seconds');
console.log('  Probability of Hit:', firingSolution.pHit * 100, '%');
console.log('  Recommended Speed:', firingSolution.recommendedSpeed, 'knots');

// Launch torpedo with human authorization
const authorization = await torpedo.requestLaunchAuthorization({
  targetData: target,
  firingSolution: firingSolution,
  weaponStatus: 'READY',
  safetyChecks: 'PASSED'
});

if (authorization.approved) {
  console.log('Launch authorized by:', authorization.officer);
  console.log('Authorization code:', authorization.code);

  const launch = await torpedo.launch({
    bearing: firingSolution.bearing,
    depth: firingSolution.launchDepth,
    speed: firingSolution.recommendedSpeed,
    wireGuidance: true
  });

  console.log('Torpedo launched at:', launch.timestamp);
  console.log('Weapon ID:', launch.weaponId);

  // Monitor torpedo via wire guidance
  torpedo.on('telemetry', (data) => {
    console.log('Torpedo Status:');
    console.log('  Range to Target:', data.rangeToTarget, 'm');
    console.log('  Speed:', data.speed, 'knots');
    console.log('  Depth:', data.depth, 'm');
    console.log('  Fuel Remaining:', data.fuelRemaining, '%');
    console.log('  Sonar Contact:', data.sonarContact ? 'YES' : 'NO');

    // Send course corrections via wire
    if (data.courseError > 5) {
      torpedo.sendCommand({
        type: 'COURSE_CORRECTION',
        newBearing: data.targetBearing
      });
    }
  });

  // Switch to autonomous homing
  torpedo.on('wireRange', async (range) => {
    if (range > 38000) { // Near wire limit
      await torpedo.sendCommand({
        type: 'ENABLE_AUTONOMOUS_MODE',
        searchPattern: 'SNAKE',
        maxSearchTime: 600 // 10 minutes
      });
      console.log('Torpedo switched to autonomous homing');
    }
  });

  // Monitor impact
  torpedo.on('impact', (result) => {
    console.log('Impact detected:');
    console.log('  Target Hit:', result.targetHit);
    console.log('  Impact Time:', result.timestamp);
    console.log('  Warhead Detonation:', result.detonation);
  });
}

// UUV mine countermeasure operations
const uuv = new UnderwaterWeapon({
  type: 'UUV_MCM',
  model: 'REMUS_600',
  mission: 'MINE_HUNTING'
});

await uuv.configure({
  autonomy: {
    level: 'FULLY_AUTONOMOUS',
    missionDuration: 20, // hours
    searchPattern: 'LAWN_MOWER',
    obstacleAvoidance: true
  },
  sensors: {
    sidescanSonar: {
      range: 200, // meters
      resolution: 0.05 // meters
    },
    forwardLookingSonar: {
      range: 100,
      beamWidth: 30 // degrees
    },
    magnetometer: true,
    camera: '4K_LOW_LIGHT'
  },
  payload: {
    type: 'MINE_NEUTRALIZATION_CHARGE',
    quantity: 6
  }
});

// Execute mine hunting mission
const mineMission = await uuv.executeMission({
  area: {
    type: 'POLYGON',
    vertices: [
      { lat: 35.1, lon: 139.7 },
      { lat: 35.2, lon: 139.7 },
      { lat: 35.2, lon: 139.9 },
      { lat: 35.1, lon: 139.9 }
    ]
  },
  searchDepth: 50, // meters
  speed: 3, // knots for detailed search
});

// Monitor UUV detections
uuv.on('detection', async (object) => {
  console.log('Mine-like object detected:');
  console.log('  Position:', object.position);
  console.log('  Confidence:', object.confidence * 100, '%');
  console.log('  Classification:', object.classification);

  if (object.confidence > 0.95) {
    // Request human authorization for neutralization
    const neutralize = await uuv.requestNeutralizationAuth(object);
    if (neutralize.approved) {
      await uuv.deployCharge({
        target: object.position,
        standoffDistance: 20, // meters
        timer: 300 // 5 minutes
      });
    }
  }
});