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mtgonline/backend/app/routers/interactions.py
T

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21 KiB
Python

"""
Card interaction router for MTG card interaction database.
Provides endpoints for searching card synergies, counters, evolutions,
and getting recommendations based on card interactions.
"""
from typing import Optional, List, Dict, Any
from fastapi import APIRouter, Depends, HTTPException, Query
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy import text
from app.core.database import mtg_get_db
from app.core.redis_client import cache_get, cache_set
router = APIRouter(prefix="/interactions", tags=["Card Interactions"])
@router.get("/synergies/{card_id}")
async def get_card_synergies(
card_id: int,
synergy_type: Optional[str] = Query(None, description="Filter by synergy type (archetype, mechanic, mana, combo)"),
min_strength: int = Query(1, ge=1, le=5, description="Minimum synergy strength"),
limit: int = Query(100, ge=1, le=500, description="Maximum results"),
offset: int = Query(0, ge=0, description="Number of results to skip"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Get synergies for a specific card.
Synergies are positive interactions where cards work well together.
"""
cache_key = f"synergies:{card_id}:{synergy_type}:{min_strength}:{limit}:{offset}"
try:
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
# Build query
conditions = ["card_a_id = :card_id OR card_b_id = :card_id"]
params = {"card_id": card_id}
if synergy_type:
conditions.append("synergy_type = :synergy_type")
params["synergy_type"] = synergy_type
if min_strength:
conditions.append("strength >= :min_strength")
params["min_strength"] = min_strength
where_clause = " AND ".join(conditions)
query = f"""
SELECT id, card_a_id, card_b_id, synergy_type, strength, notes, confidence
FROM mtg_card_synergies
WHERE {where_clause}
ORDER BY strength DESC, confidence DESC
LIMIT :limit OFFSET :offset
"""
params["limit"] = limit
params["offset"] = offset
# Execute query
result = await db.execute(text(query), params)
rows = result.fetchall()
synergies = []
for row in rows:
synergies.append({
"id": row[0],
"card_a_id": row[1],
"card_b_id": row[2],
"synergy_type": row[3],
"strength": row[4],
"notes": row[5],
"confidence": row[6],
})
# Get count for pagination
count_query = f"""
SELECT COUNT(*)
FROM mtg_card_synergies
WHERE {where_clause}
"""
count_result = await db.execute(text(count_query), params)
total = count_result.scalar()
# Cache for 10 minutes
await cache_set(cache_key, {"synergies": synergies, "total": total}, ttl=600)
return {
"cached": False,
"results": synergies,
"pagination": {
"total": total,
"limit": limit,
"offset": offset,
}
}
except Exception as e:
raise HTTPException(status_code=500, detail=f"Error fetching synergies: {str(e)}")
@router.get("/counters/{card_id}")
async def get_card_counters(
card_id: int,
counter_type: Optional[str] = Query(None, description="Filter by counter type (color, stats, spell, keyword)"),
min_strength: int = Query(1, ge=1, le=5, description="Minimum counter strength"),
limit: int = Query(100, ge=1, le=500, description="Maximum results"),
offset: int = Query(0, ge=0, description="Number of results to skip"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Get counters for a specific card.
Counters are negative interactions where one card is disadvantaged by another.
"""
cache_key = f"counters:{card_id}:{counter_type}:{min_strength}:{limit}:{offset}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
conditions = ["card_a_id = :card_id OR card_b_id = :card_id"]
params = {"card_id": card_id}
if counter_type:
conditions.append("counter_type = :counter_type")
params["counter_type"] = counter_type
if min_strength:
conditions.append("strength >= :min_strength")
params["min_strength"] = min_strength
where_clause = " AND ".join(conditions)
query = f"""
SELECT id, card_a_id, card_b_id, counter_type, strength, notes, confidence
FROM mtg_card_counters
WHERE {where_clause}
ORDER BY strength DESC, confidence DESC
LIMIT :limit OFFSET :offset
"""
params["limit"] = limit
params["offset"] = offset
result = await db.execute(text(query), params)
rows = result.fetchall()
counters = []
for row in rows:
counters.append({
"id": row[0],
"card_a_id": row[1],
"card_b_id": row[2],
"counter_type": row[3],
"strength": row[4],
"notes": row[5],
"confidence": row[6],
})
count_query = f"""
SELECT COUNT(*)
FROM mtg_card_counters
WHERE {where_clause}
"""
count_result = await db.execute(text(count_query), params)
total = count_result.scalar()
await cache_set(cache_key, {"counters": counters, "total": total}, ttl=600)
return {
"cached": False,
"results": counters,
"pagination": {
"total": total,
"limit": limit,
"offset": offset,
}
}
@router.get("/evolutions/{card_id}")
async def get_card_evolutions(
card_id: int,
evolution_type: Optional[str] = Query(None, description="Filter by evolution type (reprint, transform, double_sided)"),
min_strength: int = Query(1, ge=1, le=5, description="Minimum strength"),
limit: int = Query(100, ge=1, le=500, description="Maximum results"),
offset: int = Query(0, ge=0, description="Number of results to skip"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Get evolutions for a specific card.
Evolutions track when a card has been reprinted, transformed, or evolved.
"""
cache_key = f"evolutions:{card_id}:{evolution_type}:{min_strength}:{limit}:{offset}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
conditions = ["card_id = :card_id"]
params = {"card_id": card_id}
if evolution_type:
conditions.append("evolution_type = :evolution_type")
params["evolution_type"] = evolution_type
if min_strength:
conditions.append("strength >= :min_strength")
params["min_strength"] = min_strength
where_clause = " AND ".join(conditions)
query = f"""
SELECT id, card_id, evolved_card_id, evolution_type, strength, notes, confidence
FROM mtg_card_evolution
WHERE {where_clause}
ORDER BY strength DESC, confidence DESC
LIMIT :limit OFFSET :offset
"""
params["limit"] = limit
params["offset"] = offset
result = await db.execute(text(query), params)
rows = result.fetchall()
evolutions = []
for row in rows:
evolutions.append({
"id": row[0],
"card_id": row[1],
"evolved_card_id": row[2],
"evolution_type": row[3],
"strength": row[4],
"notes": row[5],
"confidence": row[6],
})
count_query = f"""
SELECT COUNT(*)
FROM mtg_card_evolution
WHERE {where_clause}
"""
count_result = await db.execute(text(count_query), params)
total = count_result.scalar()
await cache_set(cache_key, {"evolutions": evolutions, "total": total}, ttl=600)
return {
"cached": False,
"results": evolutions,
"pagination": {
"total": total,
"limit": limit,
"offset": offset,
}
}
@router.get("/recommend/{card_id}")
async def get_card_recommendations(
card_id: int,
recommendation_type: str = Query("synergy", description="Type of recommendation (synergy, counter, evolution)"),
limit: int = Query(10, ge=1, le=100, description="Maximum results"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Get interaction recommendations for a card.
Provides cards that work well together or counter a specific card.
"""
cache_key = f"recommend:{card_id}:{recommendation_type}:{limit}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
if recommendation_type == "synergy":
# Get cards that synergize with this card
query = """
SELECT
CASE WHEN card_a_id = :card_id THEN card_b_id ELSE card_a_id END as recommended_card_id,
strength,
synergy_type,
confidence
FROM mtg_card_synergies
WHERE card_a_id = :card_id OR card_b_id = :card_id
ORDER BY strength DESC, confidence DESC
LIMIT :limit
"""
elif recommendation_type == "counter":
# Get cards that counter this card
query = """
SELECT
CASE WHEN card_a_id = :card_id THEN card_b_id ELSE card_a_id END as recommended_card_id,
strength,
counter_type,
confidence
FROM mtg_card_counters
WHERE card_a_id = :card_id OR card_b_id = :card_id
ORDER BY strength DESC, confidence DESC
LIMIT :limit
"""
elif recommendation_type == "evolution":
# Get evolutions of this card
query = """
SELECT evolved_card_id as recommended_card_id,
strength,
evolution_type,
confidence
FROM mtg_card_evolution
WHERE card_id = :card_id
ORDER BY strength DESC, confidence DESC
LIMIT :limit
"""
else:
raise HTTPException(status_code=400, detail=f"Invalid recommendation type: {recommendation_type}")
params = {"card_id": card_id, "limit": limit}
result = await db.execute(text(query), params)
rows = result.fetchall()
recommendations = []
for row in rows:
recommendations.append({
"recommended_card_id": row[0],
"strength": row[1],
"type": recommendation_type,
"subtype": row[2],
"confidence": row[3],
})
await cache_set(cache_key, recommendations, ttl=900)
return {
"cached": False,
"results": recommendations,
}
@router.get("/search/synergies")
async def search_synergies(
card_a_id: Optional[int] = Query(None, description="Card A ID"),
card_b_id: Optional[int] = Query(None, description="Card B ID"),
synergy_type: Optional[str] = Query(None, description="Filter by synergy type"),
min_strength: int = Query(1, ge=1, le=5, description="Minimum strength"),
min_confidence: float = Query(0.0, ge=0.0, le=1.0, description="Minimum confidence"),
limit: int = Query(100, ge=1, le=1000, description="Maximum results"),
offset: int = Query(0, ge=0, description="Number of results to skip"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Search synergies with multiple filters.
"""
cache_key = f"search_synergies:{card_a_id}:{card_b_id}:{synergy_type}:{min_strength}:{min_confidence}:{limit}:{offset}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
conditions = []
params = {}
if card_a_id:
conditions.append("card_a_id = :card_a_id")
params["card_a_id"] = card_a_id
if card_b_id:
conditions.append("card_b_id = :card_b_id")
params["card_b_id"] = card_b_id
if synergy_type:
conditions.append("synergy_type = :synergy_type")
params["synergy_type"] = synergy_type
if min_strength:
conditions.append("strength >= :min_strength")
params["min_strength"] = min_strength
if min_confidence:
conditions.append("confidence >= :min_confidence")
params["min_confidence"] = min_confidence
where_clause = " AND ".join(conditions) if conditions else "TRUE"
query = f"""
SELECT id, card_a_id, card_b_id, synergy_type, strength, notes, confidence
FROM mtg_card_synergies
WHERE {where_clause}
ORDER BY strength DESC, confidence DESC
LIMIT :limit OFFSET :offset
"""
params["limit"] = limit
params["offset"] = offset
result = await db.execute(text(query), params)
rows = result.fetchall()
synergies = []
for row in rows:
synergies.append({
"id": row[0],
"card_a_id": row[1],
"card_b_id": row[2],
"synergy_type": row[3],
"strength": row[4],
"notes": row[5],
"confidence": row[6],
})
count_query = f"""
SELECT COUNT(*)
FROM mtg_card_synergies
WHERE {where_clause}
"""
count_result = await db.execute(text(count_query), params)
total = count_result.scalar()
await cache_set(cache_key, {"synergies": synergies, "total": total}, ttl=600)
return {
"cached": False,
"results": synergies,
"pagination": {
"total": total,
"limit": limit,
"offset": offset,
}
}
@router.get("/search/counters")
async def search_counters(
card_a_id: Optional[int] = Query(None, description="Card A ID"),
card_b_id: Optional[int] = Query(None, description="Card B ID"),
counter_type: Optional[str] = Query(None, description="Filter by counter type"),
min_strength: int = Query(1, ge=1, le=5, description="Minimum strength"),
min_confidence: float = Query(0.0, ge=0.0, le=1.0, description="Minimum confidence"),
limit: int = Query(100, ge=1, le=1000, description="Maximum results"),
offset: int = Query(0, ge=0, description="Number of results to skip"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Search counters with multiple filters.
"""
cache_key = f"search_counters:{card_a_id}:{card_b_id}:{counter_type}:{min_strength}:{min_confidence}:{limit}:{offset}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
conditions = []
params = {}
if card_a_id:
conditions.append("card_a_id = :card_a_id")
params["card_a_id"] = card_a_id
if card_b_id:
conditions.append("card_b_id = :card_b_id")
params["card_b_id"] = card_b_id
if counter_type:
conditions.append("counter_type = :counter_type")
params["counter_type"] = counter_type
if min_strength:
conditions.append("strength >= :min_strength")
params["min_strength"] = min_strength
if min_confidence:
conditions.append("confidence >= :min_confidence")
params["min_confidence"] = min_confidence
where_clause = " AND ".join(conditions) if conditions else "TRUE"
query = f"""
SELECT id, card_a_id, card_b_id, counter_type, strength, notes, confidence
FROM mtg_card_counters
WHERE {where_clause}
ORDER BY strength DESC, confidence DESC
LIMIT :limit OFFSET :offset
"""
params["limit"] = limit
params["offset"] = offset
result = await db.execute(text(query), params)
rows = result.fetchall()
counters = []
for row in rows:
counters.append({
"id": row[0],
"card_a_id": row[1],
"card_b_id": row[2],
"counter_type": row[3],
"strength": row[4],
"notes": row[5],
"confidence": row[6],
})
count_query = f"""
SELECT COUNT(*)
FROM mtg_card_counters
WHERE {where_clause}
"""
count_result = await db.execute(text(count_query), params)
total = count_result.scalar()
await cache_set(cache_key, {"counters": counters, "total": total}, ttl=600)
return {
"cached": False,
"results": counters,
"pagination": {
"total": total,
"limit": limit,
"offset": offset,
}
}
@router.get("/search/evolutions")
async def search_evolutions(
card_id: Optional[int] = Query(None, description="Card ID"),
evolved_card_id: Optional[int] = Query(None, description="Evolved Card ID"),
evolution_type: Optional[str] = Query(None, description="Filter by evolution type"),
min_strength: int = Query(1, ge=1, le=5, description="Minimum strength"),
min_confidence: float = Query(0.0, ge=0.0, le=1.0, description="Minimum confidence"),
limit: int = Query(100, ge=1, le=1000, description="Maximum results"),
offset: int = Query(0, ge=0, description="Number of results to skip"),
db: AsyncSession = Depends(mtg_get_db),
):
"""
Search evolutions with multiple filters.
"""
cache_key = f"search_evolutions:{card_id}:{evolved_card_id}:{evolution_type}:{min_strength}:{min_confidence}:{limit}:{offset}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
conditions = []
params = {}
if card_id:
conditions.append("card_id = :card_id")
params["card_id"] = card_id
if evolved_card_id:
conditions.append("evolved_card_id = :evolved_card_id")
params["evolved_card_id"] = evolved_card_id
if evolution_type:
conditions.append("evolution_type = :evolution_type")
params["evolution_type"] = evolution_type
if min_strength:
conditions.append("strength >= :min_strength")
params["min_strength"] = min_strength
if min_confidence:
conditions.append("confidence >= :min_confidence")
params["min_confidence"] = min_confidence
where_clause = " AND ".join(conditions) if conditions else "TRUE"
query = f"""
SELECT id, card_id, evolved_card_id, evolution_type, strength, notes, confidence
FROM mtg_card_evolution
WHERE {where_clause}
ORDER BY strength DESC, confidence DESC
LIMIT :limit OFFSET :offset
"""
params["limit"] = limit
params["offset"] = offset
result = await db.execute(text(query), params)
rows = result.fetchall()
evolutions = []
for row in rows:
evolutions.append({
"id": row[0],
"card_id": row[1],
"evolved_card_id": row[2],
"evolution_type": row[3],
"strength": row[4],
"notes": row[5],
"confidence": row[6],
})
count_query = f"""
SELECT COUNT(*)
FROM mtg_card_evolution
WHERE {where_clause}
"""
count_result = await db.execute(text(count_query), params)
total = count_result.scalar()
await cache_set(cache_key, {"evolutions": evolutions, "total": total}, ttl=600)
return {
"cached": False,
"results": evolutions,
"pagination": {
"total": total,
"limit": limit,
"offset": offset,
}
}
@router.get("/stats/{card_id}")
async def get_card_interaction_stats(
card_id: int,
db: AsyncSession = Depends(mtg_get_db),
):
"""
Get aggregated interaction statistics for a card.
"""
cache_key = f"interaction_stats:{card_id}"
cached = await cache_get(cache_key)
if cached:
return {"cached": True, "results": cached}
query = """
SELECT
card_id,
total_synergies,
total_counters,
total_evolutions,
total_synergy_strength,
avg_synergy_strength
FROM mtg_card_interaction_stats
WHERE card_id = :card_id
"""
params = {"card_id": card_id}
result = await db.execute(text(query), params)
row = result.fetchone()
if not row:
return {
"cached": False,
"results": {
"card_id": card_id,
"total_synergies": 0,
"total_counters": 0,
"total_evolutions": 0,
"total_synergy_strength": 0,
"avg_synergy_strength": 0,
}
}
stats = {
"card_id": row[0],
"total_synergies": row[1],
"total_counters": row[2],
"total_evolutions": row[3],
"total_synergy_strength": row[4],
"avg_synergy_strength": row[5],
}
await cache_set(cache_key, stats, ttl=1800)
return {
"cached": False,
"results": stats,
}