/**
 * Prompt builder for competitive intelligence analysis
 * Generates OpenAI prompts with explicit schema requirements
 */

export function buildSectorAnalysisPrompt(sector: string): string {
  return `You are a competitive intelligence analyst specializing in market research and strategic analysis. Your task is to provide factual, data-driven insights about market sectors.

Analyze the "${sector}" sector and return a JSON object with the following structure (EXACTLY as specified):

{
  "sector_overview": "string - exactly 3 sentences. First sentence: current state and market size estimate. Second sentence: key structural dynamic. Third sentence: future outlook or constraint.",
  "key_players": [
    {
      "name": "string - company name",
      "positioning": "string - one sentence describing their market position",
      "market_tier": "string - one of: leader, challenger, niche",
      "key_weakness": "string - one sentence describing a key weakness"
    }
  ],
  "emerging_trends": [
    {
      "trend": "string - name of the trend",
      "description": "string - 2 sentences max describing the trend and its manifestation",
      "relevance_to_entrant": "string - one sentence on why this matters for a market entrant",
      "confidence": "string - one of: high, medium, low - your confidence in this trend"
    }
  ],
  "white_spaces": [
    {
      "opportunity": "string - name of the opportunity",
      "rationale": "string - 2 sentences max explaining why this is an opportunity"
    }
  ],
  "data_confidence": {
    "overall_rating": "string - one of: high, medium, low - your overall confidence in the analysis",
    "flagged_uncertainties": [
      "string - specific data gaps or uncertain aspects of the analysis"
    ]
  }
}

CONSTRAINTS:
- key_players: Must include 4-6 companies
- emerging_trends: Must include 3-5 trends
- white_spaces: Must include 2-3 opportunities
- data_confidence.flagged_uncertainties: Must include at least 2 uncertainties
- sector_overview: Exactly 3 sentences, no more, no less

Return ONLY the JSON object. Do not include markdown code blocks, explanations, or any other text.
Start with { and end with }. The JSON must be valid and parseable.

Sector: ${sector}`;
}

export function buildSystemPrompt(): string {
  return `You are a competitive intelligence analyst. Provide factual, data-driven market analysis. Always return valid JSON that matches the specified schema exactly. Do not include any markdown formatting or explanations outside the JSON object.`;
}