yss-project/src/app/shared/services/lighting-analysis.service.ts

import { Injectable } from '@angular/core';
import { Observable, of } from 'rxjs';

// 灯光分析结果接口
export interface LightingAnalysisResult {
  lightSourceIdentification: LightSourceIdentification;
  illuminationAnalysis: IlluminationAnalysis;
  shadowAnalysis: ShadowAnalysis;
  ambientAnalysis: AmbientAnalysis;
  lightingRecommendations: string[];
}

// 光源识别
export interface LightSourceIdentification {
  primarySources: Array<{
    type: 'natural' | 'artificial' | 'mixed';
    subtype: string; // 如：'sunlight', 'LED', 'fluorescent', 'incandescent', 'candle'
    position: {
      direction: 'top' | 'front' | 'back' | 'left' | 'right' | 'multiple';
      angle: number; // 0-360度
      distance: 'close' | 'medium' | 'far' | 'unknown';
    };
    intensity: number; // 0-100
    confidence: number; // 0-100
  }>;
  lightingSetup: {
    complexity: 'simple' | 'moderate' | 'complex' | 'professional';
    sourceCount: number;
    dominantSource: string;
    lightingStyle: 'dramatic' | 'soft' | 'even' | 'accent' | 'task' | 'ambient';
  };
}

// 照明效果分析
export interface IlluminationAnalysis {
  brightness: {
    overall: number; // 0-100
    distribution: 'even' | 'uneven' | 'gradient' | 'spotty';
    dynamicRange: number; // 0-100
    exposure: 'underexposed' | 'well-exposed' | 'overexposed' | 'mixed';
  };
  contrast: {
    level: number; // 0-100
    type: 'low' | 'medium' | 'high' | 'extreme';
    areas: {
      highlights: number; // 0-100
      midtones: number; // 0-100
      shadows: number; // 0-100
    };
  };
  colorTemperature: {
    kelvin: number; // 色温值
    warmth: 'very-warm' | 'warm' | 'neutral' | 'cool' | 'very-cool';
    consistency: number; // 0-100
    mixedLighting: boolean;
  };
  lightQuality: {
    softness: number; // 0-100 (0=hard, 100=soft)
    diffusion: number; // 0-100
    directionality: number; // 0-100 (0=omnidirectional, 100=highly directional)
    evenness: number; // 0-100
  };
}

// 阴影分析
export interface ShadowAnalysis {
  shadowPresence: {
    coverage: number; // 0-100
    intensity: number; // 0-100
    sharpness: 'very-soft' | 'soft' | 'medium' | 'sharp' | 'very-sharp';
    definition: number; // 0-100
  };
  shadowCharacteristics: {
    direction: string;
    length: 'short' | 'medium' | 'long' | 'varied';
    density: number; // 0-100
    falloff: 'gradual' | 'medium' | 'abrupt';
  };
  shadowTypes: Array<{
    type: 'cast' | 'form' | 'occlusion' | 'contact';
    prominence: number; // 0-100
    contribution: string;
  }>;
  dimensionalEffect: {
    depth: number; // 0-100
    volume: number; // 0-100
    threedimensionality: number; // 0-100
  };
}

// 环境光分析
export interface AmbientAnalysis {
  ambientLevel: {
    strength: number; // 0-100
    uniformity: number; // 0-100
    contribution: number; // 0-100 (相对于直接光的贡献)
  };
  lightingMood: {
    primary: 'dramatic' | 'romantic' | 'energetic' | 'calm' | 'mysterious' | 'cheerful' | 'professional';
    intensity: number; // 0-100
    emotional_impact: string[];
  };
  atmosphericEffects: {
    haze: number; // 0-100
    glare: number; // 0-100
    reflections: number; // 0-100
    transparency: number; // 0-100
  };
  spatialPerception: {
    depth_enhancement: number; // 0-100
    space_definition: number; // 0-100
    focal_guidance: number; // 0-100
  };
}

@Injectable({
  providedIn: 'root'
})
export class LightingAnalysisService {

  constructor() { }

  /**
   * 分析图片中的灯光效果
   * @param imageFile 图片文件
   */
  analyzeImageLighting(imageFile: File): Observable<LightingAnalysisResult> {
    return of(this.simulateLightingAnalysis(imageFile));
  }

  /**
   * 分析URL图片的灯光效果
   * @param imageUrl 图片URL
   */
  analyzeLightingFromUrl(imageUrl: string): Observable<LightingAnalysisResult> {
    return of(this.simulateLightingAnalysisFromUrl(imageUrl));
  }

  /**
   * 模拟灯光分析
   */
  private simulateLightingAnalysis(imageFile: File): LightingAnalysisResult {
    const fileName = imageFile.name.toLowerCase();
    return this.generateLightingAnalysis(fileName);
  }

  private simulateLightingAnalysisFromUrl(imageUrl: string): LightingAnalysisResult {
    const urlLower = imageUrl.toLowerCase();
    return this.generateLightingAnalysis(urlLower);
  }

  private generateLightingAnalysis(context: string): LightingAnalysisResult {
    const lightingType = this.inferLightingType(context);
    
    return {
      lightSourceIdentification: this.generateLightSourceIdentification(lightingType, context),
      illuminationAnalysis: this.generateIlluminationAnalysis(lightingType, context),
      shadowAnalysis: this.generateShadowAnalysis(lightingType, context),
      ambientAnalysis: this.generateAmbientAnalysis(lightingType, context),
      lightingRecommendations: this.generateLightingRecommendations(lightingType, context)
    };
  }

  private inferLightingType(context: string): string {
    if (context.includes('natural') || context.includes('sun') || context.includes('daylight')) return 'natural';
    if (context.includes('artificial') || context.includes('led') || context.includes('lamp')) return 'artificial';
    if (context.includes('dramatic') || context.includes('shadow')) return 'dramatic';
    if (context.includes('soft') || context.includes('diffuse')) return 'soft';
    if (context.includes('bright') || context.includes('high')) return 'bright';
    if (context.includes('dim') || context.includes('low')) return 'dim';
    if (context.includes('warm')) return 'warm';
    if (context.includes('cool')) return 'cool';
    return 'mixed'; // 默认混合光源
  }

  private generateLightSourceIdentification(lightingType: string, context: string): LightSourceIdentification {
    const isNatural = lightingType === 'natural' || context.includes('outdoor');
    const isComplex = context.includes('complex') || context.includes('multiple');
    
    return {
      primarySources: this.generatePrimarySources(lightingType, isNatural, isComplex),
      lightingSetup: {
        complexity: isComplex ? 'complex' : this.getLightingComplexity(lightingType),
        sourceCount: isComplex ? 3 + Math.floor(Math.random() * 3) : this.getSourceCount(lightingType),
        dominantSource: this.getDominantSource(lightingType, isNatural),
        lightingStyle: this.getLightingStyle(lightingType)
      }
    };
  }

  private generatePrimarySources(lightingType: string, isNatural: boolean, isComplex: boolean): any[] {
    const sources = [];
    
    if (isNatural) {
      sources.push({
        type: 'natural',
        subtype: 'sunlight',
        position: {
          direction: 'top',
          angle: 45 + Math.random() * 90,
          distance: 'far'
        },
        intensity: 70 + Math.random() * 25,
        confidence: 85 + Math.random() * 10
      });
    } else {
      sources.push({
        type: 'artificial',
        subtype: this.getArtificialSubtype(lightingType),
        position: {
          direction: this.getLightDirection(lightingType),
          angle: Math.random() * 360,
          distance: this.getLightDistance(lightingType)
        },
        intensity: this.getLightIntensity(lightingType),
        confidence: 80 + Math.random() * 15
      });
    }

    if (isComplex) {
      // 添加辅助光源
      sources.push({
        type: 'artificial',
        subtype: 'LED',
        position: {
          direction: 'front',
          angle: 30 + Math.random() * 60,
          distance: 'medium'
        },
        intensity: 40 + Math.random() * 30,
        confidence: 70 + Math.random() * 20
      });
    }

    return sources;
  }

  private generateIlluminationAnalysis(lightingType: string, context: string): IlluminationAnalysis {
    const isBright = lightingType === 'bright' || context.includes('bright');
    const isDim = lightingType === 'dim' || context.includes('dim');
    const isWarm = lightingType === 'warm' || context.includes('warm');
    const isCool = lightingType === 'cool' || context.includes('cool');
    
    return {
      brightness: {
        overall: this.getBrightnessLevel(lightingType, isBright, isDim),
        distribution: this.getBrightnessDistribution(lightingType),
        dynamicRange: this.getDynamicRange(lightingType),
        exposure: this.getExposureLevel(lightingType, isBright, isDim)
      },
      contrast: {
        level: this.getContrastLevel(lightingType),
        type: this.getContrastType(lightingType),
        areas: {
          highlights: this.getHighlights(lightingType),
          midtones: this.getMidtones(lightingType),
          shadows: this.getShadowsLevel(lightingType)
        }
      },
      colorTemperature: {
        kelvin: this.getColorTemperature(lightingType, isWarm, isCool),
        warmth: this.getWarmthLevel(lightingType, isWarm, isCool),
        consistency: this.getTemperatureConsistency(lightingType),
        mixedLighting: lightingType === 'mixed' || context.includes('mixed')
      },
      lightQuality: {
        softness: this.getLightSoftness(lightingType),
        diffusion: this.getLightDiffusion(lightingType),
        directionality: this.getLightDirectionality(lightingType),
        evenness: this.getLightEvenness(lightingType)
      }
    };
  }

  private generateShadowAnalysis(lightingType: string, context: string): ShadowAnalysis {
    const isDramatic = lightingType === 'dramatic' || context.includes('dramatic');
    const isSoft = lightingType === 'soft' || context.includes('soft');
    
    return {
      shadowPresence: {
        coverage: this.getShadowCoverage(lightingType, isDramatic),
        intensity: this.getShadowIntensity(lightingType, isDramatic),
        sharpness: this.getShadowSharpness(lightingType, isSoft),
        definition: this.getShadowDefinition(lightingType)
      },
      shadowCharacteristics: {
        direction: this.getShadowDirection(lightingType),
        length: this.getShadowLength(lightingType),
        density: this.getShadowDensity(lightingType),
        falloff: this.getShadowFalloff(lightingType, isSoft)
      },
      shadowTypes: this.getShadowTypes(lightingType),
      dimensionalEffect: {
        depth: this.getDepthEffect(lightingType, isDramatic),
        volume: this.getVolumeEffect(lightingType),
        threedimensionality: this.get3DEffect(lightingType, isDramatic)
      }
    };
  }

  private generateAmbientAnalysis(lightingType: string, context: string): AmbientAnalysis {
    return {
      ambientLevel: {
        strength: this.getAmbientStrength(lightingType),
        uniformity: this.getAmbientUniformity(lightingType),
        contribution: this.getAmbientContribution(lightingType)
      },
      lightingMood: {
        primary: this.getLightingMood(lightingType, context),
        intensity: this.getMoodIntensity(lightingType),
        emotional_impact: this.getEmotionalImpact(lightingType, context)
      },
      atmosphericEffects: {
        haze: this.getHazeLevel(lightingType, context),
        glare: this.getGlareLevel(lightingType),
        reflections: this.getReflectionLevel(lightingType, context),
        transparency: this.getTransparencyLevel(lightingType)
      },
      spatialPerception: {
        depth_enhancement: this.getDepthEnhancement(lightingType),
        space_definition: this.getSpaceDefinition(lightingType),
        focal_guidance: this.getFocalGuidance(lightingType)
      }
    };
  }

  private generateLightingRecommendations(lightingType: string, context: string): string[] {
    const recommendations = [];
    
    // 基于光照类型的建议
    switch (lightingType) {
      case 'natural':
        recommendations.push('充分利用自然光的方向性和时间变化');
        recommendations.push('考虑添加辅助人工光源平衡光照');
        break;
      case 'artificial':
        recommendations.push('注意人工光源的色温一致性');
        recommendations.push('避免过度依赖单一光源');
        break;
      case 'dramatic':
        recommendations.push('保持强烈的明暗对比效果');
        recommendations.push('注意阴影的艺术表现力');
        break;
      case 'soft':
        recommendations.push('维持柔和均匀的光照效果');
        recommendations.push('避免产生过强的阴影');
        break;
      case 'bright':
        recommendations.push('控制过度曝光的风险');
        recommendations.push('注意高光区域的细节保留');
        break;
      case 'dim':
        recommendations.push('增强关键区域的照明');
        recommendations.push('注意暗部细节的可见性');
        break;
    }
    
    // 基于上下文的建议
    if (context.includes('interior')) {
      recommendations.push('考虑室内空间的光照层次');
      recommendations.push('注意光照对材质表现的影响');
    }
    if (context.includes('portrait')) {
      recommendations.push('优化面部光照的均匀性');
      recommendations.push('避免产生不利的阴影');
    }
    if (context.includes('product')) {
      recommendations.push('确保产品细节的清晰展示');
      recommendations.push('避免反光和眩光问题');
    }
    
    return recommendations.length > 0 ? recommendations : ['保持光照设计的整体协调性'];
  }

  // 辅助方法实现
  private getLightingComplexity(lightingType: string): 'simple' | 'moderate' | 'complex' | 'professional' {
    const complexities: { [key: string]: 'simple' | 'moderate' | 'complex' | 'professional' } = {
      natural: 'simple', artificial: 'moderate', dramatic: 'complex',
      soft: 'moderate', bright: 'simple', dim: 'moderate',
      warm: 'simple', cool: 'simple', mixed: 'complex'
    };
    return complexities[lightingType] || 'moderate';
  }

  private getSourceCount(lightingType: string): number {
    const counts: { [key: string]: number } = {
      natural: 1, artificial: 2, dramatic: 3, soft: 2,
      bright: 1, dim: 2, warm: 1, cool: 1, mixed: 3
    };
    return counts[lightingType] || 2;
  }

  private getDominantSource(lightingType: string, isNatural: boolean): string {
    if (isNatural) return 'sunlight';
    const sources: { [key: string]: string } = {
      artificial: 'LED', dramatic: 'spotlight', soft: 'softbox',
      bright: 'floodlight', dim: 'ambient', warm: 'incandescent',
      cool: 'fluorescent', mixed: 'multiple'
    };
    return sources[lightingType] || 'LED';
  }

  private getLightingStyle(lightingType: string): 'dramatic' | 'soft' | 'even' | 'accent' | 'task' | 'ambient' {
    const styles: { [key: string]: 'dramatic' | 'soft' | 'even' | 'accent' | 'task' | 'ambient' } = {
      natural: 'even', artificial: 'task', dramatic: 'dramatic',
      soft: 'soft', bright: 'even', dim: 'ambient',
      warm: 'ambient', cool: 'task', mixed: 'accent'
    };
    return styles[lightingType] || 'even';
  }

  private getArtificialSubtype(lightingType: string): string {
    const subtypes: { [key: string]: string } = {
      artificial: 'LED', dramatic: 'spotlight', soft: 'softbox',
      bright: 'floodlight', dim: 'ambient', warm: 'incandescent',
      cool: 'fluorescent', mixed: 'LED'
    };
    return subtypes[lightingType] || 'LED';
  }

  private getLightDirection(lightingType: string): 'top' | 'front' | 'back' | 'left' | 'right' | 'multiple' {
    const directions: { [key: string]: 'top' | 'front' | 'back' | 'left' | 'right' | 'multiple' } = {
      natural: 'top', artificial: 'front', dramatic: 'left',
      soft: 'front', bright: 'top', dim: 'multiple',
      warm: 'front', cool: 'top', mixed: 'multiple'
    };
    return directions[lightingType] || 'front';
  }

  private getLightDistance(lightingType: string): 'close' | 'medium' | 'far' | 'unknown' {
    const distances: { [key: string]: 'close' | 'medium' | 'far' | 'unknown' } = {
      natural: 'far', artificial: 'medium', dramatic: 'close',
      soft: 'medium', bright: 'far', dim: 'close',
      warm: 'close', cool: 'medium', mixed: 'medium'
    };
    return distances[lightingType] || 'medium';
  }

  private getLightIntensity(lightingType: string): number {
    const intensities: { [key: string]: number } = {
      natural: 80, artificial: 70, dramatic: 85, soft: 60,
      bright: 90, dim: 30, warm: 65, cool: 75, mixed: 70
    };
    return (intensities[lightingType] || 70) + Math.random() * 15;
  }

  private getBrightnessLevel(lightingType: string, isBright: boolean, isDim: boolean): number {
    if (isBright) return 80 + Math.random() * 15;
    if (isDim) return 20 + Math.random() * 20;
    
    const levels: { [key: string]: number } = {
      natural: 75, artificial: 65, dramatic: 60, soft: 70,
      warm: 60, cool: 70, mixed: 65
    };
    return (levels[lightingType] || 65) + Math.random() * 15;
  }

  private getBrightnessDistribution(lightingType: string): 'even' | 'uneven' | 'gradient' | 'spotty' {
    const distributions: { [key: string]: 'even' | 'uneven' | 'gradient' | 'spotty' } = {
      natural: 'gradient', artificial: 'even', dramatic: 'uneven',
      soft: 'even', bright: 'even', dim: 'uneven',
      warm: 'gradient', cool: 'even', mixed: 'spotty'
    };
    return distributions[lightingType] || 'even';
  }

  private getDynamicRange(lightingType: string): number {
    const ranges: { [key: string]: number } = {
      natural: 85, artificial: 70, dramatic: 90, soft: 60,
      bright: 75, dim: 80, warm: 70, cool: 75, mixed: 85
    };
    return (ranges[lightingType] || 75) + Math.random() * 10;
  }

  private getExposureLevel(lightingType: string, isBright: boolean, isDim: boolean): 'underexposed' | 'well-exposed' | 'overexposed' | 'mixed' {
    if (isBright) return 'overexposed';
    if (isDim) return 'underexposed';
    
    const exposures: { [key: string]: 'underexposed' | 'well-exposed' | 'overexposed' | 'mixed' } = {
      natural: 'well-exposed', artificial: 'well-exposed', dramatic: 'mixed',
      soft: 'well-exposed', warm: 'well-exposed', cool: 'well-exposed', mixed: 'mixed'
    };
    return exposures[lightingType] || 'well-exposed';
  }

  private getContrastLevel(lightingType: string): number {
    const contrasts: { [key: string]: number } = {
      natural: 70, artificial: 60, dramatic: 90, soft: 40,
      bright: 65, dim: 75, warm: 55, cool: 65, mixed: 80
    };
    return (contrasts[lightingType] || 65) + Math.random() * 15;
  }

  private getContrastType(lightingType: string): 'low' | 'medium' | 'high' | 'extreme' {
    const types: { [key: string]: 'low' | 'medium' | 'high' | 'extreme' } = {
      natural: 'medium', artificial: 'medium', dramatic: 'extreme',
      soft: 'low', bright: 'medium', dim: 'high',
      warm: 'low', cool: 'medium', mixed: 'high'
    };
    return types[lightingType] || 'medium';
  }

  private getHighlights(lightingType: string): number {
    const highlights: { [key: string]: number } = {
      natural: 80, artificial: 70, dramatic: 85, soft: 60,
      bright: 90, dim: 40, warm: 65, cool: 75, mixed: 75
    };
    return (highlights[lightingType] || 70) + Math.random() * 15;
  }

  private getMidtones(lightingType: string): number {
    const midtones: { [key: string]: number } = {
      natural: 60, artificial: 65, dramatic: 50, soft: 70,
      bright: 55, dim: 45, warm: 65, cool: 60, mixed: 60
    };
    return (midtones[lightingType] || 60) + Math.random() * 15;
  }

  private getShadowsLevel(lightingType: string): number {
    const shadows: { [key: string]: number } = {
      natural: 40, artificial: 45, dramatic: 20, soft: 55,
      bright: 35, dim: 65, warm: 50, cool: 40, mixed: 45
    };
    return (shadows[lightingType] || 45) + Math.random() * 15;
  }

  private getColorTemperature(lightingType: string, isWarm: boolean, isCool: boolean): number {
    if (isWarm) return 2700 + Math.random() * 500;
    if (isCool) return 5500 + Math.random() * 1000;
    
    const temperatures: { [key: string]: number } = {
      natural: 5500, artificial: 4000, dramatic: 3200,
      soft: 4500, bright: 5000, dim: 3000, mixed: 4200
    };
    return temperatures[lightingType] || 4000;
  }

  private getWarmthLevel(lightingType: string, isWarm: boolean, isCool: boolean): 'very-warm' | 'warm' | 'neutral' | 'cool' | 'very-cool' {
    if (isWarm) return 'warm';
    if (isCool) return 'cool';
    
    const warmths: { [key: string]: 'very-warm' | 'warm' | 'neutral' | 'cool' | 'very-cool' } = {
      natural: 'neutral', artificial: 'neutral', dramatic: 'warm',
      soft: 'warm', bright: 'cool', dim: 'warm', mixed: 'neutral'
    };
    return warmths[lightingType] || 'neutral';
  }

  private getTemperatureConsistency(lightingType: string): number {
    const consistencies: { [key: string]: number } = {
      natural: 90, artificial: 85, dramatic: 70, soft: 80,
      bright: 85, dim: 75, warm: 90, cool: 85, mixed: 60
    };
    return (consistencies[lightingType] || 80) + Math.random() * 10;
  }

  private getLightSoftness(lightingType: string): number {
    const softnesses: { [key: string]: number } = {
      natural: 70, artificial: 60, dramatic: 30, soft: 90,
      bright: 50, dim: 80, warm: 75, cool: 55, mixed: 65
    };
    return (softnesses[lightingType] || 65) + Math.random() * 15;
  }

  private getLightDiffusion(lightingType: string): number {
    const diffusions: { [key: string]: number } = {
      natural: 75, artificial: 65, dramatic: 40, soft: 85,
      bright: 60, dim: 70, warm: 70, cool: 60, mixed: 70
    };
    return (diffusions[lightingType] || 65) + Math.random() * 15;
  }

  private getLightDirectionality(lightingType: string): number {
    const directionalities: { [key: string]: number } = {
      natural: 80, artificial: 70, dramatic: 90, soft: 40,
      bright: 75, dim: 50, warm: 60, cool: 70, mixed: 60
    };
    return (directionalities[lightingType] || 65) + Math.random() * 15;
  }

  private getLightEvenness(lightingType: string): number {
    const evennesses: { [key: string]: number } = {
      natural: 60, artificial: 75, dramatic: 30, soft: 85,
      bright: 80, dim: 50, warm: 70, cool: 75, mixed: 55
    };
    return (evennesses[lightingType] || 65) + Math.random() * 15;
  }

  private getShadowCoverage(lightingType: string, isDramatic: boolean): number {
    if (isDramatic) return 60 + Math.random() * 30;
    
    const coverages: { [key: string]: number } = {
      natural: 50, artificial: 40, soft: 25, bright: 30,
      dim: 70, warm: 45, cool: 35, mixed: 50
    };
    return (coverages[lightingType] || 45) + Math.random() * 20;
  }

  private getShadowIntensity(lightingType: string, isDramatic: boolean): number {
    if (isDramatic) return 75 + Math.random() * 20;
    
    const intensities: { [key: string]: number } = {
      natural: 60, artificial: 50, soft: 30, bright: 45,
      dim: 65, warm: 40, cool: 55, mixed: 55
    };
    return (intensities[lightingType] || 50) + Math.random() * 20;
  }

  private getShadowSharpness(lightingType: string, isSoft: boolean): 'very-soft' | 'soft' | 'medium' | 'sharp' | 'very-sharp' {
    if (isSoft) return 'soft';
    
    const sharpnesses: { [key: string]: 'very-soft' | 'soft' | 'medium' | 'sharp' | 'very-sharp' } = {
      natural: 'medium', artificial: 'medium', dramatic: 'sharp',
      bright: 'sharp', dim: 'soft', warm: 'soft', cool: 'medium', mixed: 'medium'
    };
    return sharpnesses[lightingType] || 'medium';
  }

  private getShadowDefinition(lightingType: string): number {
    const definitions: { [key: string]: number } = {
      natural: 70, artificial: 65, dramatic: 85, soft: 40,
      bright: 75, dim: 55, warm: 50, cool: 70, mixed: 60
    };
    return (definitions[lightingType] || 60) + Math.random() * 15;
  }

  private getShadowDirection(lightingType: string): string {
    const directions = ['左下', '右下', '正下', '左侧', '右侧', '多方向'];
    return directions[Math.floor(Math.random() * directions.length)];
  }

  private getShadowLength(lightingType: string): 'short' | 'medium' | 'long' | 'varied' {
    const lengths: { [key: string]: 'short' | 'medium' | 'long' | 'varied' } = {
      natural: 'medium', artificial: 'short', dramatic: 'long',
      soft: 'short', bright: 'short', dim: 'medium',
      warm: 'medium', cool: 'short', mixed: 'varied'
    };
    return lengths[lightingType] || 'medium';
  }

  private getShadowDensity(lightingType: string): number {
    const densities: { [key: string]: number } = {
      natural: 60, artificial: 55, dramatic: 80, soft: 35,
      bright: 45, dim: 70, warm: 50, cool: 60, mixed: 60
    };
    return (densities[lightingType] || 55) + Math.random() * 20;
  }

  private getShadowFalloff(lightingType: string, isSoft: boolean): 'gradual' | 'medium' | 'abrupt' {
    if (isSoft) return 'gradual';
    
    const falloffs: { [key: string]: 'gradual' | 'medium' | 'abrupt' } = {
      natural: 'gradual', artificial: 'medium', dramatic: 'abrupt',
      bright: 'medium', dim: 'gradual', warm: 'gradual',
      cool: 'medium', mixed: 'medium'
    };
    return falloffs[lightingType] || 'medium';
  }

  private getShadowTypes(lightingType: string): Array<{type: 'cast' | 'form' | 'occlusion' | 'contact', prominence: number, contribution: string}> {
    const types: Array<{type: 'cast' | 'form' | 'occlusion' | 'contact', prominence: number, contribution: string}> = [
      { type: 'cast', prominence: 70 + Math.random() * 25, contribution: '主要阴影效果' },
      { type: 'form', prominence: 50 + Math.random() * 30, contribution: '形体塑造' }
    ];
    
    if (lightingType === 'dramatic') {
      types.push({ type: 'occlusion', prominence: 60 + Math.random() * 30, contribution: '遮挡阴影' });
    }
    
    types.push({ type: 'contact', prominence: 40 + Math.random() * 20, contribution: '接触阴影' });
    
    return types;
  }

  private getDepthEffect(lightingType: string, isDramatic: boolean): number {
    if (isDramatic) return 80 + Math.random() * 15;
    
    const depths: { [key: string]: number } = {
      natural: 70, artificial: 60, soft: 45, bright: 55,
      dim: 75, warm: 60, cool: 65, mixed: 65
    };
    return (depths[lightingType] || 60) + Math.random() * 20;
  }

  private getVolumeEffect(lightingType: string): number {
    const volumes: { [key: string]: number } = {
      natural: 65, artificial: 55, dramatic: 85, soft: 40,
      bright: 50, dim: 70, warm: 55, cool: 60, mixed: 60
    };
    return (volumes[lightingType] || 60) + Math.random() * 20;
  }

  private get3DEffect(lightingType: string, isDramatic: boolean): number {
    if (isDramatic) return 85 + Math.random() * 10;
    
    const effects: { [key: string]: number } = {
      natural: 75, artificial: 65, soft: 45, bright: 60,
      dim: 70, warm: 60, cool: 70, mixed: 70
    };
    return (effects[lightingType] || 65) + Math.random() * 20;
  }

  private getAmbientStrength(lightingType: string): number {
    const strengths: { [key: string]: number } = {
      natural: 70, artificial: 60, dramatic: 40, soft: 80,
      bright: 65, dim: 85, warm: 75, cool: 55, mixed: 65
    };
    return (strengths[lightingType] || 65) + Math.random() * 15;
  }

  private getAmbientUniformity(lightingType: string): number {
    const uniformities: { [key: string]: number } = {
      natural: 60, artificial: 75, dramatic: 30, soft: 85,
      bright: 70, dim: 50, warm: 70, cool: 75, mixed: 55
    };
    return (uniformities[lightingType] || 65) + Math.random() * 15;
  }

  private getAmbientContribution(lightingType: string): number {
    const contributions: { [key: string]: number } = {
      natural: 40, artificial: 50, dramatic: 25, soft: 70,
      bright: 35, dim: 80, warm: 60, cool: 45, mixed: 55
    };
    return (contributions[lightingType] || 50) + Math.random() * 20;
  }

  private getLightingMood(lightingType: string, context: string): 'dramatic' | 'romantic' | 'energetic' | 'calm' | 'mysterious' | 'cheerful' | 'professional' {
    if (context.includes('romantic')) return 'romantic';
    if (context.includes('energetic')) return 'energetic';
    if (context.includes('calm')) return 'calm';
    if (context.includes('mysterious')) return 'mysterious';
    if (context.includes('cheerful')) return 'cheerful';
    if (context.includes('professional')) return 'professional';
    
    const moods: { [key: string]: 'dramatic' | 'romantic' | 'energetic' | 'calm' | 'mysterious' | 'cheerful' | 'professional' } = {
      natural: 'cheerful', artificial: 'professional', dramatic: 'dramatic',
      soft: 'romantic', bright: 'energetic', dim: 'mysterious',
      warm: 'calm', cool: 'professional', mixed: 'energetic'
    };
    return moods[lightingType] || 'calm';
  }

  private getMoodIntensity(lightingType: string): number {
    const intensities: { [key: string]: number } = {
      natural: 70, artificial: 60, dramatic: 90, soft: 75,
      bright: 80, dim: 85, warm: 70, cool: 65, mixed: 75
    };
    return (intensities[lightingType] || 70) + Math.random() * 15;
  }

  private getEmotionalImpact(lightingType: string, context: string): string[] {
    const impacts: { [key: string]: string[] } = {
      natural: ['自然', '舒适', '健康'],
      artificial: ['现代', '功能性', '可控'],
      dramatic: ['戏剧性', '强烈', '艺术感'],
      soft: ['温柔', '浪漫', '舒缓'],
      bright: ['活力', '清晰', '积极'],
      dim: ['神秘', '私密', '放松'],
      warm: ['温暖', '舒适', '亲密'],
      cool: ['清爽', '专业', '现代'],
      mixed: ['丰富', '层次', '复杂']
    };
    return impacts[lightingType] || ['平衡', '和谐'];
  }

  private getHazeLevel(lightingType: string, context: string): number {
    const base = context.includes('haze') || context.includes('fog') ? 60 : 20;
    return base + Math.random() * 30;
  }

  private getGlareLevel(lightingType: string): number {
    const glares: { [key: string]: number } = {
      natural: 30, artificial: 25, dramatic: 40, soft: 10,
      bright: 60, dim: 5, warm: 15, cool: 35, mixed: 30
    };
    return (glares[lightingType] || 25) + Math.random() * 20;
  }

  private getReflectionLevel(lightingType: string, context: string): number {
    const base = context.includes('reflection') || context.includes('mirror') ? 70 : 30;
    return base + Math.random() * 25;
  }

  private getTransparencyLevel(lightingType: string): number {
    const transparencies: { [key: string]: number } = {
      natural: 85, artificial: 75, dramatic: 60, soft: 80,
      bright: 90, dim: 50, warm: 70, cool: 80, mixed: 70
    };
    return (transparencies[lightingType] || 75) + Math.random() * 15;
  }

  private getDepthEnhancement(lightingType: string): number {
    const enhancements: { [key: string]: number } = {
      natural: 75, artificial: 65, dramatic: 90, soft: 50,
      bright: 60, dim: 80, warm: 60, cool: 70, mixed: 75
    };
    return (enhancements[lightingType] || 70) + Math.random() * 15;
  }

  private getSpaceDefinition(lightingType: string): number {
    const definitions: { [key: string]: number } = {
      natural: 70, artificial: 80, dramatic: 85, soft: 60,
      bright: 75, dim: 55, warm: 65, cool: 75, mixed: 70
    };
    return (definitions[lightingType] || 70) + Math.random() * 15;
  }

  private getFocalGuidance(lightingType: string): number {
    const guidances: { [key: string]: number } = {
      natural: 60, artificial: 70, dramatic: 90, soft: 50,
      bright: 65, dim: 75, warm: 55, cool: 70, mixed: 75
    };
    return (guidances[lightingType] || 65) + Math.random() * 15;
  }
}