#!/usr/bin/env python3
"""Score deal health using MEDDPICC qualification framework.

Reads deal data from CSV or JSON and produces a qualification score
for each opportunity based on MEDDPICC dimensions plus BANT criteria.

Usage:
    python deal_scorer.py --data deals.csv
    python deal_scorer.py --data deals.json --json
    python deal_scorer.py --data deals.csv --threshold 60
"""

import argparse
import csv
import json
import os
import sys
from datetime import datetime

MEDDPICC_DIMENSIONS = [
    "metrics",
    "economic_buyer",
    "decision_criteria",
    "decision_process",
    "paper_process",
    "identify_pain",
    "champion",
    "competition",
]

BANT_DIMENSIONS = ["budget", "authority", "need", "timeline"]

SCORE_LABELS = {
    (0, 30): ("Critical", "Needs immediate qualification or disqualification"),
    (30, 50): ("Weak", "Significant gaps; address before advancing"),
    (50, 70): ("Developing", "Viable but requires work on weak dimensions"),
    (70, 85): ("Strong", "Well-qualified; advance with confidence"),
    (85, 101): ("Exceptional", "Top-tier opportunity; prioritize and close"),
}


def load_data(filepath):
    """Load deal data from CSV or JSON file."""
    ext = os.path.splitext(filepath)[1].lower()
    if ext == ".json":
        with open(filepath, "r") as f:
            data = json.load(f)
            return data if isinstance(data, list) else [data]
    elif ext == ".csv":
        with open(filepath, "r") as f:
            reader = csv.DictReader(f)
            return list(reader)
    else:
        print(f"Error: Unsupported file format '{ext}'. Use .csv or .json.", file=sys.stderr)
        sys.exit(1)


def parse_score(value, max_val=5):
    """Parse a score value, clamping to 0-max_val range."""
    try:
        score = float(value)
        return max(0, min(score, max_val))
    except (ValueError, TypeError):
        return 0


def score_deal(deal, mode="meddpicc"):
    """Score a single deal using MEDDPICC or BANT framework.

    Each dimension is scored 0-5. Total is normalized to 0-100.
    """
    if mode == "meddpicc":
        dimensions = MEDDPICC_DIMENSIONS
    else:
        dimensions = BANT_DIMENSIONS

    scores = {}
    for dim in dimensions:
        raw = deal.get(dim, deal.get(dim.replace("_", " "), 0))
        scores[dim] = parse_score(raw, 5)

    max_possible = len(dimensions) * 5
    raw_total = sum(scores.values())
    normalized = (raw_total / max_possible) * 100 if max_possible > 0 else 0

    label = "Unknown"
    advice = ""
    for (lo, hi), (lbl, adv) in SCORE_LABELS.items():
        if lo <= normalized < hi:
            label = lbl
            advice = adv
            break

    weak_dimensions = [dim for dim, score in scores.items() if score < 3]
    strong_dimensions = [dim for dim, score in scores.items() if score >= 4]

    return {
        "deal_name": deal.get("deal_name", deal.get("name", deal.get("opportunity", "Unknown"))),
        "stage": deal.get("stage", "Unknown"),
        "amount": deal.get("amount", deal.get("acv", "N/A")),
        "framework": mode.upper(),
        "dimension_scores": scores,
        "raw_total": round(raw_total, 1),
        "max_possible": max_possible,
        "normalized_score": round(normalized, 1),
        "label": label,
        "advice": advice,
        "weak_dimensions": weak_dimensions,
        "strong_dimensions": strong_dimensions,
    }


def format_human(results, threshold):
    """Format results for human-readable output."""
    lines = []
    lines.append("=" * 70)
    lines.append("DEAL QUALIFICATION SCORECARD")
    lines.append(f"Generated: {datetime.now().strftime('%Y-%m-%d %H:%M')}")
    lines.append(f"Threshold: {threshold}/100")
    lines.append("=" * 70)

    above = [r for r in results if r["normalized_score"] >= threshold]
    below = [r for r in results if r["normalized_score"] < threshold]

    for result in sorted(results, key=lambda x: x["normalized_score"], reverse=True):
        lines.append("")
        lines.append(f"  Deal: {result['deal_name']}")
        lines.append(f"  Stage: {result['stage']}  |  Amount: {result['amount']}")
        lines.append(f"  Framework: {result['framework']}")
        lines.append(f"  Score: {result['normalized_score']}/100 ({result['raw_total']}/{result['max_possible']})")
        lines.append(f"  Rating: {result['label']}")
        lines.append(f"  Assessment: {result['advice']}")
        lines.append("")
        lines.append("  Dimension Scores:")
        for dim, score in result["dimension_scores"].items():
            bar = "#" * int(score) + "." * (5 - int(score))
            flag = " << WEAK" if score < 3 else ""
            lines.append(f"    {dim:20s} [{bar}] {score}/5{flag}")

        if result["weak_dimensions"]:
            lines.append(f"\n  Action Required: Strengthen {', '.join(result['weak_dimensions'])}")
        if result["strong_dimensions"]:
            lines.append(f"  Strengths: {', '.join(result['strong_dimensions'])}")

        status = "ABOVE" if result["normalized_score"] >= threshold else "BELOW"
        lines.append(f"  Threshold Status: {status}")
        lines.append("-" * 70)

    lines.append("")
    lines.append("SUMMARY")
    lines.append(f"  Total deals scored: {len(results)}")
    lines.append(f"  Above threshold ({threshold}): {len(above)}")
    lines.append(f"  Below threshold ({threshold}): {len(below)}")
    if results:
        avg = sum(r["normalized_score"] for r in results) / len(results)
        lines.append(f"  Average score: {avg:.1f}/100")

    return "\n".join(lines)


def main():
    parser = argparse.ArgumentParser(
        description="Score deal health using MEDDPICC or BANT qualification framework."
    )
    parser.add_argument("--data", required=True, help="Path to deals CSV or JSON file")
    parser.add_argument(
        "--mode",
        choices=["meddpicc", "bant"],
        default="meddpicc",
        help="Qualification framework (default: meddpicc)",
    )
    parser.add_argument(
        "--threshold",
        type=float,
        default=60,
        help="Minimum qualification score 0-100 (default: 60)",
    )
    parser.add_argument("--json", action="store_true", help="Output results as JSON")

    args = parser.parse_args()

    if not os.path.exists(args.data):
        print(f"Error: File not found: {args.data}", file=sys.stderr)
        sys.exit(1)

    deals = load_data(args.data)
    if not deals:
        print("Error: No deals found in input file.", file=sys.stderr)
        sys.exit(1)

    results = [score_deal(deal, args.mode) for deal in deals]

    if args.json:
        print(json.dumps(results, indent=2))
    else:
        print(format_human(results, args.threshold))

    below = [r for r in results if r["normalized_score"] < args.threshold]
    sys.exit(1 if below else 0)


if __name__ == "__main__":
    main()

#!/usr/bin/env python3
"""Analyze sales pipeline for forecast accuracy, stage velocity, and health.

Reads opportunity data from CSV or JSON and produces pipeline coverage,
stage conversion rates, deal aging, velocity metrics, and forecast projections.

Usage:
    python pipeline_analyzer.py --data opportunities.csv --quota 2500000
    python pipeline_analyzer.py --data opportunities.json --quota 5000000 --json
"""

import argparse
import csv
import json
import os
import sys
from collections import defaultdict
from datetime import datetime, timedelta

STAGE_ORDER = {
    "prospect": 0,
    "discovery": 1,
    "demo": 2,
    "evaluation": 3,
    "proposal": 4,
    "negotiation": 5,
    "closed_won": 6,
    "closed_lost": 7,
}

STAGE_PROBABILITIES = {
    "prospect": 0.10,
    "discovery": 0.20,
    "demo": 0.40,
    "evaluation": 0.40,
    "proposal": 0.60,
    "negotiation": 0.80,
    "closed_won": 1.00,
    "closed_lost": 0.00,
}

AGING_THRESHOLDS = {
    "prospect": 14,
    "discovery": 21,
    "demo": 14,
    "evaluation": 21,
    "proposal": 14,
    "negotiation": 21,
}


def load_data(filepath):
    """Load opportunity data from CSV or JSON file."""
    ext = os.path.splitext(filepath)[1].lower()
    if ext == ".json":
        with open(filepath, "r") as f:
            data = json.load(f)
            return data if isinstance(data, list) else [data]
    elif ext == ".csv":
        with open(filepath, "r") as f:
            return list(csv.DictReader(f))
    else:
        print(f"Error: Unsupported file format '{ext}'. Use .csv or .json.", file=sys.stderr)
        sys.exit(1)


def parse_amount(value):
    """Parse monetary amount from string."""
    if not value:
        return 0.0
    cleaned = str(value).replace("$", "").replace(",", "").strip()
    try:
        return float(cleaned)
    except ValueError:
        return 0.0


def parse_date(value):
    """Parse date from common formats."""
    if not value:
        return None
    for fmt in ["%Y-%m-%d", "%m/%d/%Y", "%d/%m/%Y", "%Y-%m-%dT%H:%M:%S"]:
        try:
            return datetime.strptime(str(value).strip(), fmt)
        except ValueError:
            continue
    return None


def normalize_stage(stage):
    """Normalize stage name to standard key."""
    if not stage:
        return "unknown"
    s = stage.lower().strip().replace(" ", "_").replace("/", "_")
    for key in STAGE_ORDER:
        if key in s:
            return key
    return s


def analyze_pipeline(opportunities, quota):
    """Run full pipeline analysis."""
    today = datetime.now()
    results = {
        "total_opportunities": 0,
        "total_pipeline_value": 0,
        "weighted_pipeline_value": 0,
        "quota": quota,
        "coverage_ratio": 0,
        "weighted_coverage": 0,
        "stage_summary": {},
        "aging_alerts": [],
        "velocity_metrics": {},
        "forecast": {},
    }

    stage_deals = defaultdict(list)
    stage_values = defaultdict(float)
    stage_counts = defaultdict(int)
    cycle_times = []
    won_values = []
    lost_values = []

    for opp in opportunities:
        stage = normalize_stage(opp.get("stage", ""))
        amount = parse_amount(opp.get("amount", opp.get("acv", opp.get("value", 0))))
        created_date = parse_date(opp.get("created_date", opp.get("create_date", "")))
        close_date = parse_date(opp.get("close_date", opp.get("expected_close", "")))
        stage_date = parse_date(opp.get("stage_date", opp.get("last_stage_change", "")))

        if stage in ("closed_won", "closed_lost"):
            if stage == "closed_won":
                won_values.append(amount)
                if created_date and close_date:
                    days = (close_date - created_date).days
                    if days > 0:
                        cycle_times.append(days)
            else:
                lost_values.append(amount)
            continue

        results["total_opportunities"] += 1
        prob = STAGE_PROBABILITIES.get(stage, 0.20)
        weighted = amount * prob

        results["total_pipeline_value"] += amount
        results["weighted_pipeline_value"] += weighted

        stage_deals[stage].append({
            "name": opp.get("name", opp.get("deal_name", opp.get("opportunity", "Unknown"))),
            "amount": amount,
            "weighted": round(weighted, 2),
            "close_date": close_date.strftime("%Y-%m-%d") if close_date else "Not set",
        })
        stage_values[stage] += amount
        stage_counts[stage] += 1

        # Check aging
        if stage_date:
            days_in_stage = (today - stage_date).days
            threshold = AGING_THRESHOLDS.get(stage, 21)
            if days_in_stage > threshold:
                results["aging_alerts"].append({
                    "deal": opp.get("name", opp.get("deal_name", "Unknown")),
                    "stage": stage,
                    "days_in_stage": days_in_stage,
                    "threshold": threshold,
                    "amount": amount,
                })

    # Coverage ratios
    if quota > 0:
        results["coverage_ratio"] = round(results["total_pipeline_value"] / quota, 2)
        results["weighted_coverage"] = round(results["weighted_pipeline_value"] / quota, 2)

    # Stage summary
    for stage in sorted(stage_counts.keys(), key=lambda s: STAGE_ORDER.get(s, 99)):
        results["stage_summary"][stage] = {
            "count": stage_counts[stage],
            "total_value": round(stage_values[stage], 2),
            "avg_deal_size": round(stage_values[stage] / stage_counts[stage], 2) if stage_counts[stage] > 0 else 0,
            "probability": STAGE_PROBABILITIES.get(stage, 0.20),
            "weighted_value": round(stage_values[stage] * STAGE_PROBABILITIES.get(stage, 0.20), 2),
        }

    # Velocity metrics
    total_won = len(won_values)
    total_lost = len(lost_values)
    total_decided = total_won + total_lost
    results["velocity_metrics"] = {
        "avg_cycle_time_days": round(sum(cycle_times) / len(cycle_times), 1) if cycle_times else 0,
        "median_cycle_time_days": sorted(cycle_times)[len(cycle_times) // 2] if cycle_times else 0,
        "win_rate": round(total_won / total_decided * 100, 1) if total_decided > 0 else 0,
        "avg_won_deal_size": round(sum(won_values) / total_won, 2) if won_values else 0,
        "avg_lost_deal_size": round(sum(lost_values) / total_lost, 2) if lost_values else 0,
        "total_won": total_won,
        "total_lost": total_lost,
    }

    # Forecast
    gap = quota - results["weighted_pipeline_value"]
    open_pipeline = results["total_pipeline_value"]
    win_rate = results["velocity_metrics"]["win_rate"]
    required_win_rate = (gap / open_pipeline * 100) if open_pipeline > 0 and gap > 0 else 0

    results["forecast"] = {
        "weighted_forecast": round(results["weighted_pipeline_value"], 2),
        "gap_to_quota": round(max(gap, 0), 2),
        "gap_percentage": round(max(gap, 0) / quota * 100, 1) if quota > 0 else 0,
        "required_win_rate": round(required_win_rate, 1),
        "current_win_rate": win_rate,
        "on_track": gap <= 0,
    }

    results["total_pipeline_value"] = round(results["total_pipeline_value"], 2)
    results["weighted_pipeline_value"] = round(results["weighted_pipeline_value"], 2)

    return results


def format_human(results):
    """Format results for human-readable output."""
    lines = []
    lines.append("=" * 70)
    lines.append("PIPELINE ANALYSIS REPORT")
    lines.append(f"Generated: {datetime.now().strftime('%Y-%m-%d %H:%M')}")
    lines.append("=" * 70)

    lines.append(f"\n  Open Opportunities:    {results['total_opportunities']}")
    lines.append(f"  Total Pipeline Value:  ${results['total_pipeline_value']:,.2f}")
    lines.append(f"  Weighted Pipeline:     ${results['weighted_pipeline_value']:,.2f}")
    lines.append(f"  Quota:                 ${results['quota']:,.2f}")
    lines.append(f"  Coverage Ratio:        {results['coverage_ratio']}x")
    lines.append(f"  Weighted Coverage:     {results['weighted_coverage']}x")

    cov = results["coverage_ratio"]
    if cov >= 4:
        lines.append("  Coverage Status:       HEALTHY (4x+)")
    elif cov >= 3:
        lines.append("  Coverage Status:       ADEQUATE (3x)")
    elif cov >= 2:
        lines.append("  Coverage Status:       WARNING (below 3x)")
    else:
        lines.append("  Coverage Status:       CRITICAL (below 2x)")

    lines.append(f"\n{'STAGE BREAKDOWN':^70}")
    lines.append("-" * 70)
    lines.append(f"  {'Stage':<16} {'Count':>6} {'Value':>14} {'Prob':>6} {'Weighted':>14}")
    lines.append("  " + "-" * 58)
    for stage, data in results["stage_summary"].items():
        lines.append(
            f"  {stage:<16} {data['count']:>6} "
            f"${data['total_value']:>12,.2f} "
            f"{data['probability']:>5.0%} "
            f"${data['weighted_value']:>12,.2f}"
        )

    vm = results["velocity_metrics"]
    lines.append(f"\n{'VELOCITY METRICS':^70}")
    lines.append("-" * 70)
    lines.append(f"  Avg Sales Cycle:     {vm['avg_cycle_time_days']} days")
    lines.append(f"  Median Sales Cycle:  {vm['median_cycle_time_days']} days")
    lines.append(f"  Win Rate:            {vm['win_rate']}%")
    lines.append(f"  Avg Won Deal Size:   ${vm['avg_won_deal_size']:,.2f}")
    lines.append(f"  Won Deals:           {vm['total_won']}")
    lines.append(f"  Lost Deals:          {vm['total_lost']}")

    fc = results["forecast"]
    lines.append(f"\n{'FORECAST':^70}")
    lines.append("-" * 70)
    lines.append(f"  Weighted Forecast:     ${fc['weighted_forecast']:,.2f}")
    lines.append(f"  Gap to Quota:          ${fc['gap_to_quota']:,.2f} ({fc['gap_percentage']}%)")
    lines.append(f"  Required Win Rate:     {fc['required_win_rate']}%")
    lines.append(f"  Current Win Rate:      {fc['current_win_rate']}%")
    status = "ON TRACK" if fc["on_track"] else "AT RISK"
    lines.append(f"  Status:                {status}")

    if results["aging_alerts"]:
        lines.append(f"\n{'AGING ALERTS':^70}")
        lines.append("-" * 70)
        for alert in sorted(results["aging_alerts"], key=lambda a: a["days_in_stage"], reverse=True):
            lines.append(
                f"  {alert['deal']:<30} {alert['stage']:<14} "
                f"{alert['days_in_stage']}d (threshold: {alert['threshold']}d)  "
                f"${alert['amount']:,.2f}"
            )

    return "\n".join(lines)


def main():
    parser = argparse.ArgumentParser(
        description="Analyze sales pipeline for coverage, velocity, and forecast accuracy."
    )
    parser.add_argument("--data", required=True, help="Path to opportunities CSV or JSON file")
    parser.add_argument(
        "--quota", type=float, default=2500000, help="Quarterly quota target (default: 2500000)"
    )
    parser.add_argument("--json", action="store_true", help="Output results as JSON")

    args = parser.parse_args()

    if not os.path.exists(args.data):
        print(f"Error: File not found: {args.data}", file=sys.stderr)
        sys.exit(1)

    opportunities = load_data(args.data)
    if not opportunities:
        print("Error: No opportunities found in input file.", file=sys.stderr)
        sys.exit(1)

    results = analyze_pipeline(opportunities, args.quota)

    if args.json:
        print(json.dumps(results, indent=2))
    else:
        print(format_human(results))

    sys.exit(0 if results["forecast"]["on_track"] else 1)


if __name__ == "__main__":
    main()

#!/usr/bin/env python3
"""Analyze win/loss patterns from closed deal data.

Reads closed deal data from CSV or JSON and identifies patterns in wins vs.
losses across dimensions: deal size, sales cycle, competitor, industry,
lead source, and qualification score.

Usage:
    python win_loss_analyzer.py --data closed_deals.csv
    python win_loss_analyzer.py --data deals.json --json
    python win_loss_analyzer.py --data deals.csv --min-deals 5
"""

import argparse
import csv
import json
import math
import os
import sys
from collections import defaultdict
from datetime import datetime


def load_data(filepath):
    """Load closed deal data from CSV or JSON file."""
    ext = os.path.splitext(filepath)[1].lower()
    if ext == ".json":
        with open(filepath, "r") as f:
            data = json.load(f)
            return data if isinstance(data, list) else [data]
    elif ext == ".csv":
        with open(filepath, "r") as f:
            return list(csv.DictReader(f))
    else:
        print(f"Error: Unsupported file format '{ext}'. Use .csv or .json.", file=sys.stderr)
        sys.exit(1)


def parse_amount(value):
    """Parse monetary amount from string."""
    if not value:
        return 0.0
    cleaned = str(value).replace("$", "").replace(",", "").strip()
    try:
        return float(cleaned)
    except ValueError:
        return 0.0


def parse_days(value):
    """Parse numeric days value."""
    try:
        return int(float(str(value).strip()))
    except (ValueError, TypeError):
        return 0


def is_won(deal):
    """Determine if a deal was won."""
    outcome = str(deal.get("outcome", deal.get("stage", deal.get("status", "")))).lower().strip()
    return outcome in ("won", "closed_won", "closed won", "win", "1", "true")


def bucket_amount(amount):
    """Categorize deal amount into size buckets."""
    if amount < 25000:
        return "SMB (<$25K)"
    elif amount < 100000:
        return "Mid-Market ($25K-$100K)"
    elif amount < 500000:
        return "Enterprise ($100K-$500K)"
    else:
        return "Strategic ($500K+)"


def bucket_cycle(days):
    """Categorize sales cycle length into buckets."""
    if days <= 0:
        return "Unknown"
    elif days <= 30:
        return "Fast (0-30d)"
    elif days <= 60:
        return "Normal (31-60d)"
    elif days <= 90:
        return "Extended (61-90d)"
    else:
        return "Long (90d+)"


def analyze_dimension(deals, get_key, min_deals=3):
    """Analyze win/loss rates by a given dimension."""
    groups = defaultdict(lambda: {"won": 0, "lost": 0, "won_value": 0, "lost_value": 0})
    for deal in deals:
        key = get_key(deal)
        if not key or key == "Unknown" or key == "":
            key = "Unspecified"
        amount = parse_amount(deal.get("amount", deal.get("acv", deal.get("value", 0))))
        if is_won(deal):
            groups[key]["won"] += 1
            groups[key]["won_value"] += amount
        else:
            groups[key]["lost"] += 1
            groups[key]["lost_value"] += amount

    results = {}
    for key, data in groups.items():
        total = data["won"] + data["lost"]
        if total >= min_deals:
            results[key] = {
                "won": data["won"],
                "lost": data["lost"],
                "total": total,
                "win_rate": round(data["won"] / total * 100, 1),
                "won_value": round(data["won_value"], 2),
                "lost_value": round(data["lost_value"], 2),
                "avg_won_value": round(data["won_value"] / data["won"], 2) if data["won"] > 0 else 0,
            }
    return dict(sorted(results.items(), key=lambda x: x[1]["win_rate"], reverse=True))


def find_patterns(analysis_results):
    """Identify key patterns and actionable insights."""
    patterns = []

    for dimension, data in analysis_results.items():
        if not data:
            continue

        rates = [(k, v["win_rate"], v["total"]) for k, v in data.items()]
        if len(rates) < 2:
            continue

        best = max(rates, key=lambda x: x[1])
        worst = min(rates, key=lambda x: x[1])

        if best[1] - worst[1] > 15:
            patterns.append({
                "dimension": dimension,
                "finding": f"Win rate varies significantly: {best[0]} ({best[1]}%) vs {worst[0]} ({worst[1]}%)",
                "spread": round(best[1] - worst[1], 1),
                "recommendation": f"Investigate what drives success in '{best[0]}' and apply lessons to '{worst[0]}'",
                "priority": "high" if best[1] - worst[1] > 30 else "medium",
            })

    return sorted(patterns, key=lambda p: p["spread"], reverse=True)


def analyze_loss_reasons(deals):
    """Analyze primary loss reasons if provided."""
    reasons = defaultdict(lambda: {"count": 0, "total_value": 0})
    for deal in deals:
        if is_won(deal):
            continue
        reason = deal.get("loss_reason", deal.get("close_reason", deal.get("reason", "")))
        if reason:
            reason = str(reason).strip()
            amount = parse_amount(deal.get("amount", deal.get("acv", 0)))
            reasons[reason]["count"] += 1
            reasons[reason]["total_value"] += amount

    return dict(sorted(reasons.items(), key=lambda x: x[1]["count"], reverse=True))


def format_human(results, patterns, loss_reasons):
    """Format results for human-readable output."""
    lines = []
    lines.append("=" * 70)
    lines.append("WIN/LOSS ANALYSIS REPORT")
    lines.append(f"Generated: {datetime.now().strftime('%Y-%m-%d %H:%M')}")
    lines.append("=" * 70)

    summary = results.get("summary", {})
    lines.append(f"\n  Total Deals Analyzed: {summary.get('total_deals', 0)}")
    lines.append(f"  Won: {summary.get('total_won', 0)}  |  Lost: {summary.get('total_lost', 0)}")
    lines.append(f"  Overall Win Rate: {summary.get('overall_win_rate', 0)}%")
    lines.append(f"  Total Won Revenue: ${summary.get('total_won_value', 0):,.2f}")
    lines.append(f"  Total Lost Revenue: ${summary.get('total_lost_value', 0):,.2f}")

    for dimension, data in results.items():
        if dimension == "summary":
            continue
        if not data:
            continue

        title = dimension.replace("_", " ").upper()
        lines.append(f"\n{'WIN RATE BY ' + title:^70}")
        lines.append("-" * 70)
        lines.append(f"  {'Category':<30} {'Won':>5} {'Lost':>5} {'Total':>6} {'Win Rate':>9}")
        lines.append("  " + "-" * 57)

        for category, stats in data.items():
            wr = stats["win_rate"]
            indicator = " ***" if wr >= 40 else " !" if wr < 15 else ""
            lines.append(
                f"  {category:<30} {stats['won']:>5} {stats['lost']:>5} "
                f"{stats['total']:>6} {wr:>8.1f}%{indicator}"
            )

    if loss_reasons:
        lines.append(f"\n{'LOSS REASONS':^70}")
        lines.append("-" * 70)
        lines.append(f"  {'Reason':<40} {'Count':>6} {'Lost Value':>14}")
        lines.append("  " + "-" * 62)
        for reason, data in loss_reasons.items():
            lines.append(f"  {reason:<40} {data['count']:>6} ${data['total_value']:>12,.2f}")

    if patterns:
        lines.append(f"\n{'KEY PATTERNS & RECOMMENDATIONS':^70}")
        lines.append("-" * 70)
        for i, p in enumerate(patterns, 1):
            lines.append(f"\n  {i}. [{p['priority'].upper()}] {p['dimension'].replace('_', ' ').title()}")
            lines.append(f"     Finding: {p['finding']}")
            lines.append(f"     Action:  {p['recommendation']}")

    return "\n".join(lines)


def main():
    parser = argparse.ArgumentParser(
        description="Analyze win/loss patterns from closed deal data."
    )
    parser.add_argument("--data", required=True, help="Path to closed deals CSV or JSON file")
    parser.add_argument(
        "--min-deals",
        type=int,
        default=3,
        help="Minimum deals per category to include in analysis (default: 3)",
    )
    parser.add_argument("--json", action="store_true", help="Output results as JSON")

    args = parser.parse_args()

    if not os.path.exists(args.data):
        print(f"Error: File not found: {args.data}", file=sys.stderr)
        sys.exit(1)

    deals = load_data(args.data)
    if not deals:
        print("Error: No deals found in input file.", file=sys.stderr)
        sys.exit(1)

    total_won = sum(1 for d in deals if is_won(d))
    total_lost = len(deals) - total_won
    won_value = sum(parse_amount(d.get("amount", d.get("acv", 0))) for d in deals if is_won(d))
    lost_value = sum(parse_amount(d.get("amount", d.get("acv", 0))) for d in deals if not is_won(d))

    results = {
        "summary": {
            "total_deals": len(deals),
            "total_won": total_won,
            "total_lost": total_lost,
            "overall_win_rate": round(total_won / len(deals) * 100, 1) if deals else 0,
            "total_won_value": round(won_value, 2),
            "total_lost_value": round(lost_value, 2),
        },
        "deal_size": analyze_dimension(
            deals,
            lambda d: bucket_amount(parse_amount(d.get("amount", d.get("acv", 0)))),
            args.min_deals,
        ),
        "sales_cycle": analyze_dimension(
            deals,
            lambda d: bucket_cycle(parse_days(d.get("cycle_days", d.get("sales_cycle", 0)))),
            args.min_deals,
        ),
        "competitor": analyze_dimension(
            deals,
            lambda d: d.get("competitor", d.get("primary_competitor", "")),
            args.min_deals,
        ),
        "industry": analyze_dimension(
            deals, lambda d: d.get("industry", ""), args.min_deals
        ),
        "lead_source": analyze_dimension(
            deals, lambda d: d.get("lead_source", d.get("source", "")), args.min_deals
        ),
    }

    all_dimension_data = {k: v for k, v in results.items() if k != "summary"}
    patterns = find_patterns(all_dimension_data)
    loss_reasons = analyze_loss_reasons(deals)

    if args.json:
        output = {
            **results,
            "patterns": patterns,
            "loss_reasons": loss_reasons,
        }
        print(json.dumps(output, indent=2))
    else:
        print(format_human(results, patterns, loss_reasons))

    sys.exit(0)


if __name__ == "__main__":
    main()