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Overview

The Report Generation interface allows users to create comprehensive AI-powered reports with real-time streaming visualization. Route: /reports

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Features

  • Real-time streaming report generation
  • Multiple report types (DD, Financial, Market)
  • Progress indicators
  • Export options (PDF, DOCX, HTML)
  • Report history and management

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Streaming Report Display

import { useState, useEffect } from 'react'
import { Card } from "@/components/ui/card"
import { Progress } from "@/components/ui/progress"
import ReactMarkdown from 'react-markdown'

function ReportGenerator({ companyId }: Props) {
  const [content, setContent] = useState('')
  const [isGenerating, setIsGenerating] = useState(false)
  const [progress, setProgress] = useState(0)
  const [currentSection, setCurrentSection] = useState('')

  const generateReport = async () => {
    setIsGenerating(true)
    setContent('')
    setProgress(0)

    const response = await fetch('/api/reports/generate', {
      method: 'POST',
      headers: {
        'Authorization': `Bearer ${token}`,
        'Content-Type': 'application/json',
        'Accept': 'text/event-stream'
      },
      body: JSON.stringify({
        company_id: companyId,
        report_type: 'due_diligence'
      })
    })

    const reader = response.body!.getReader()
    const decoder = new TextDecoder()

    while (true) {
      const { done, value } = await reader.read()
      if (done) break

      const chunk = decoder.decode(value)
      const lines = chunk.split('\n')

      for (const line of lines) {
        if (line.startsWith('data: ')) {
          const data = JSON.parse(line.slice(6))

          if (data.type === 'chunk') {
            setContent(prev => prev + data.content)
          } else if (data.type === 'section_start') {
            setCurrentSection(data.section)
            setProgress(prev => prev + 10)
          } else if (data.type === 'complete') {
            setIsGenerating(false)
            setProgress(100)
          }
        }
      }
    }
  }

  return (
    <div className="space-y-4">
      {/* Header */}
      <div className="flex items-center justify-between">
        <h2 className="text-2xl font-bold">Generate Report</h2>
        <Button
          onClick={generateReport}
          disabled={isGenerating}
        >
          {isGenerating ? (
            <>
              <Loader2 className="mr-2 h-4 w-4 animate-spin" />
              Generating...
            </>
          ) : (
            <>
              <FileText className="mr-2 h-4 w-4" />
              Generate Report
            </>
          )}
        </Button>
      </div>

      {/* Progress */}
      {isGenerating && (
        <Card>
          <CardContent className="pt-6">
            <div className="space-y-2">
              <div className="flex items-center justify-between text-sm">
                <span>Generating {currentSection}...</span>
                <span>{progress}%</span>
              </div>
              <Progress value={progress} />
            </div>
          </CardContent>
        </Card>
      )}

      {/* Report Content */}
      {content && (
        <Card>
          <CardContent className="pt-6 prose prose-sm max-w-none dark:prose-invert">
            <ReactMarkdown>{content}</ReactMarkdown>
          </CardContent>
        </Card>
      )}

      {/* Export Options */}
      {!isGenerating && content && (
        <div className="flex gap-2">
          <Button variant="outline">
            <Download className="mr-2 h-4 w-4" />
            Export PDF
          </Button>
          <Button variant="outline">
            <Download className="mr-2 h-4 w-4" />
            Export DOCX
          </Button>
        </div>
      )}
    </div>
  )
}

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Next Steps

Reports API

API documentation

Report Service

Backend implementation