bandantonio / obsidian-apple-books-highlights-plugin / 21190337405

export class DiagnosticsCollector {

  private timings: TimingEntry[] = [];

  private bookCount: number = 0;

  private highlightCount: number = 0;

  constructor(app: App, settings: IBookHighlightsPluginSettings) {

    this.app = app;

    this.settings = settings;

  }

  addTiming(label: string, duration: number) {

    this.timings.push({

      label,

      duration,

      timestamp: Date.now(),

    });

  }

  reset() {

    this.timings = [];

    this.bookCount = 0;

    this.highlightCount = 0;

  }

  setCounts(bookCount: number, highlightCount: number) {

    this.bookCount = bookCount;

    this.highlightCount = highlightCount;

  }

  async writeDiagnosticsToFile(): Promise<void> {

    const timestamp = new Date().toISOString().replace(/[:.]/g, '-');

    const filename = `diagnostics-${timestamp}.md`;

    const diagnosticsPath = `diagnostics/${filename}`;

    const diagnosticsFolder = this.app.vault.getFolderByPath('diagnostics');

    if (!diagnosticsFolder) {

      await this.app.vault.createFolder('diagnostics');

    }

    const content = this.generateDiagnosticsContent();

    await this.app.vault.create(diagnosticsPath, content);

  }

  private generateDiagnosticsContent(): string {

    const totalDuration = this.getTotalDuration();

    const bookCount = this.getBookCountFromTimings();

    const highlightCount = this.getHighlightCountFromTimings();

    let content = '# Apple Books Highlights Import Diagnostics\n\n';

    content += `**Generated:** ${new Date().toLocaleString()}\n\n`;

    content += '## Performance Summary\n\n';

    content += `- **Total Duration:** ${totalDuration.toFixed(2)}ms\n`;

    content += `- **Books Processed:** ${bookCount}\n`;

    content += `- **Highlights Processed:** ${highlightCount}\n`;

    content += `- **Average per Book:** ${(totalDuration / Math.max(bookCount, 1)).toFixed(2)}ms\n`;

    content += `- **Average per Highlight:** ${(totalDuration / Math.max(highlightCount, 1)).toFixed(2)}ms\n\n`;

    content += '## Detailed Timings\n\n';

    content += '| Operation | Duration (ms) | Percentage |\n';

    content += '|-----------|---------------|------------|\n';

    this.timings.forEach((timing) => {

      const percentage = ((timing.duration / totalDuration) * 100).toFixed(1);

      content += `| ${timing.label} | ${timing.duration.toFixed(2)} | ${percentage}% |\n`;

    });

    content += '\n## Plugin Configuration\n\n';

    content += `\`\`\`json\n${JSON.stringify(this.settings, null, 2)}\n\`\`\`\n\n`;

    content += '## System Information\n\n';

    content += `- **Platform:** ${navigator.platform}\n`;

    content += `- **User Agent:** ${navigator.userAgent}\n`;

    content += `- **Memory:** ${(performance as any).memory ? `${((performance as any).memory.usedJSHeapSize / 1024 / 1024).toFixed(1)}MB used` : 'N/A'}\n`;

    return content;

  }

  private getTotalDuration(): number {

    const fullImportTimings = this.timings.filter((t) => t.label.includes('Full Import Cycle'));

    if (fullImportTimings.length > 0) {

      return fullImportTimings[fullImportTimings.length - 1].duration;

    }

    return this.timings.reduce((sum, timing) => sum + timing.duration, 0);

  }

  private getBookCountFromTimings(): number {

    return this.bookCount;

  }

  private getHighlightCountFromTimings(): number {

    return this.highlightCount;

  }

}