#!/bin/bash

# Usage: ./scripts/check_positions.sh <cardset_id> [api_url]
# Example: ./scripts/check_positions.sh 27
# Example: ./scripts/check_positions.sh 27 https://pddev.manticorum.com/api

CARDSET_ID=$1
API_URL=${2:-"https://pd.manticorum.com/api"}

if [ -z "$CARDSET_ID" ]; then
    echo "Error: Cardset ID required"
    echo "Usage: $0 <cardset_id> [api_url]"
    echo "Example: $0 27"
    echo "Example: $0 27 https://pddev.manticorum.com/api"
    exit 1
fi

echo "======================================"
echo "Position Analysis for Cardset $CARDSET_ID"
echo "API: $API_URL"
echo "======================================"
echo ""

# Fetch players and save to temp file
TEMP_FILE=$(mktemp)
curl -s "$API_URL/v2/players?cardset_id=$CARDSET_ID" | jq -r '.players[] | "\(.p_name),\(.pos_1),\(.pos_2),\(.pos_3)"' > "$TEMP_FILE"

TOTAL_PLAYERS=$(wc -l < "$TEMP_FILE")
echo "Total players: $TOTAL_PLAYERS"
echo ""

# Position distribution
echo "=== Position 1 Distribution ==="
cat "$TEMP_FILE" | cut -d',' -f2 | sort | uniq -c | sort -rn
echo ""

# Count DHs
DH_COUNT=$(cat "$TEMP_FILE" | cut -d',' -f2 | grep -c "^DH$")
echo "=== DH Analysis ==="
echo "Total DH players: $DH_COUNT"

# Flag if DH count is anomalous (>5 for full season, >10% of total)
DH_PERCENT=$((DH_COUNT * 100 / TOTAL_PLAYERS))
if [ $DH_COUNT -gt 5 ] && [ $DH_PERCENT -gt 10 ]; then
    echo "⚠️  WARNING: Unusually high number of DH players ($DH_COUNT = ${DH_PERCENT}%)"
    echo "    Expected: <5 for full season cards"
elif [ $DH_COUNT -gt 5 ]; then
    echo "⚠️  NOTICE: Above-average DH count ($DH_COUNT)"
else
    echo "✅ DH count is normal ($DH_COUNT)"
fi
echo ""

# Show DH players if count is suspicious
if [ $DH_COUNT -gt 5 ]; then
    echo "=== DH Players (should mostly be full-time DHs) ==="
    cat "$TEMP_FILE" | grep ",DH," | cut -d',' -f1 | head -20
    if [ $DH_COUNT -gt 20 ]; then
        echo "... and $((DH_COUNT - 20)) more"
    fi
    echo ""
fi

# Count outfielders
OF_COUNT=$(cat "$TEMP_FILE" | cut -d',' -f2 | grep -cE "^(LF|CF|RF)$")
echo "=== Outfield Analysis ==="
echo "Total outfielders: $OF_COUNT"
echo "  LF: $(cat "$TEMP_FILE" | cut -d',' -f2 | grep -c "^LF$")"
echo "  CF: $(cat "$TEMP_FILE" | cut -d',' -f2 | grep -c "^CF$")"
echo "  RF: $(cat "$TEMP_FILE" | cut -d',' -f2 | grep -c "^RF$")"

# Flag if no outfielders (major bug)
if [ $OF_COUNT -eq 0 ]; then
    echo "🚨 CRITICAL: No outfielders found! Defensive positions likely failed."
elif [ $OF_COUNT -lt 20 ]; then
    echo "⚠️  WARNING: Very few outfielders ($OF_COUNT). Check defensive position calculations."
else
    echo "✅ Outfield count looks normal ($OF_COUNT)"
fi
echo ""

# Check cardpositions table for outfield positions
echo "=== CardPositions Table Check ==="
CARDPOS_OF_COUNT=$(curl -s "$API_URL/v2/cardpositions?cardset_id=$CARDSET_ID" | jq '[.positions[] | select(.position | test("LF|CF|RF"))] | length')
echo "Outfield positions in cardpositions table: $CARDPOS_OF_COUNT"

if [ "$CARDPOS_OF_COUNT" = "0" ]; then
    echo "🚨 CRITICAL: No outfield positions in database! Defensive calculations failed."
elif [ $CARDPOS_OF_COUNT -lt $((OF_COUNT - 5)) ]; then
    echo "⚠️  WARNING: Fewer cardpositions than players with OF pos_1"
else
    echo "✅ CardPositions table looks good"
fi
echo ""

# Sample outfielders to verify
echo "=== Sample Outfielders (for manual verification) ==="
cat "$TEMP_FILE" | grep -E ",LF,|,CF,|,RF," | head -5 | column -t -s','
echo ""

# Clean up
rm "$TEMP_FILE"

echo "======================================"
echo "Analysis complete!"
echo "======================================"