"""
Seed data for ServeSync Demo
- 8 players with varied skills
- 4 courts
- 1 completed event (Spring Singles Open)
- 1 in-progress event (Summer Tournament - Round 2)
- Sample court reservations
"""
import os
import sys
from datetime import datetime, timedelta

sys.path.insert(0, "/app")
os.environ.setdefault("DATABASE_URL", "postgresql://servesync:servesync@db:5432/servesync")

from app.database import engine, SessionLocal
from app.models import Base, Player, Court, CourtReservation, Event, EventPlayer, Stage, Match

Base.metadata.create_all(bind=engine)
db = SessionLocal()

# Clear existing data
print("Clearing existing data...")
db.query(Match).delete()
db.query(Stage).delete()
db.query(EventPlayer).delete()
db.query(Event).delete()
db.query(CourtReservation).delete()
db.query(Court).delete()
db.query(Player).delete()
db.commit()

# ─── PLAYERS ────────────────────────────────────────────────────────────────
print("Creating players...")
players_data = [
    {"name": "Marco Reyes",    "contact": "marco@example.com",  "skill_level": "Elite",        "elo": 1852, "matches_played": 48, "wins": 38, "losses": 10},
    {"name": "Ana Santos",     "contact": "ana@example.com",    "skill_level": "Advanced",     "elo": 1645, "matches_played": 35, "wins": 24, "losses": 11},
    {"name": "Carlos Tan",     "contact": "carlos@example.com", "skill_level": "Advanced",     "elo": 1583, "matches_played": 30, "wins": 20, "losses": 10},
    {"name": "Diana Flores",   "contact": "diana@example.com",  "skill_level": "Intermediate", "elo": 1402, "matches_played": 22, "wins": 13, "losses": 9},
    {"name": "Tony Garcia",    "contact": "tony@example.com",   "skill_level": "Intermediate", "elo": 1281, "matches_played": 18, "wins": 9,  "losses": 9},
    {"name": "Lisa Cruz",      "contact": "lisa@example.com",   "skill_level": "Intermediate", "elo": 1318, "matches_played": 15, "wins": 8,  "losses": 7},
    {"name": "Jake Torres",    "contact": "jake@example.com",   "skill_level": "Beginner",     "elo": 883,  "matches_played": 8,  "wins": 3,  "losses": 5},
    {"name": "Maria Lim",      "contact": "maria@example.com",  "skill_level": "Beginner",     "elo": 947,  "matches_played": 10, "wins": 4,  "losses": 6},
]

players = []
for pd in players_data:
    p = Player(**pd)
    db.add(p)
    players.append(p)
db.commit()
for p in players:
    db.refresh(p)
print(f"  Created {len(players)} players")

# ─── COURTS ─────────────────────────────────────────────────────────────────
print("Creating courts...")
courts_data = [
    {"name": "Court A", "court_type": "Sport Court Premium",          "status": "available"},
    {"name": "Court B", "court_type": "Sport Court Premium",          "status": "available"},
    {"name": "Court C", "court_type": "Cushioned Tournament Grade",   "status": "in_use"},
    {"name": "Court D", "court_type": "Cushioned Tournament Grade",   "status": "in_use"},
]
courts = []
for cd in courts_data:
    c = Court(**cd)
    db.add(c)
    courts.append(c)
db.commit()
for c in courts:
    db.refresh(c)
print(f"  Created {len(courts)} courts")

# ─── RESERVATIONS ───────────────────────────────────────────────────────────
print("Creating reservations...")
now = datetime.utcnow()
today_2pm = now.replace(hour=6, minute=0, second=0, microsecond=0) + timedelta(hours=8)  # 2pm PHT = 6am UTC
today_4pm = today_2pm + timedelta(hours=2)
tomorrow_10am = (now + timedelta(days=1)).replace(hour=2, minute=0, second=0, microsecond=0)
tomorrow_12pm = tomorrow_10am + timedelta(hours=2)

reservations = [
    CourtReservation(court_id=courts[0].id, player_id=players[5].id,
                     group_name="Lisa Cruz Group", start_time=today_2pm, end_time=today_4pm,
                     notes="Training session"),
    CourtReservation(court_id=courts[1].id, group_name="Maintenance Crew",
                     start_time=tomorrow_10am, end_time=tomorrow_12pm,
                     notes="Net replacement and floor inspection"),
]
for r in reservations:
    db.add(r)
db.commit()

# ─── EVENT 1: SPRING SINGLES OPEN (Completed) ────────────────────────────────
print("Creating completed event...")
event1 = Event(
    name="Spring Singles Open",
    format="Singles",
    courts_count=2,
    status="completed",
    created_at=now - timedelta(days=7),
    started_at=now - timedelta(days=7, hours=2),
    completed_at=now - timedelta(days=7),
)
db.add(event1)
db.commit()
db.refresh(event1)

# Add all 8 players to event1
for p in players:
    ep = EventPlayer(event_id=event1.id, player_id=p.id, skill_level_override=p.skill_level)
    db.add(ep)
db.commit()

# Stage 1 - Open Stage (completed)
stage1_e1 = Stage(event_id=event1.id, name="Open Stage", match_type="Open",
                  rounds=2, advance_count=4, status="completed", order=0)
db.add(stage1_e1)
db.commit()
db.refresh(stage1_e1)

# Stage 2 - Tournament (completed)
stage2_e1 = Stage(event_id=event1.id, name="Finals Tournament", match_type="Tournament",
                  rounds=3, advance_count=0, status="completed", order=1)
db.add(stage2_e1)
db.commit()
db.refresh(stage2_e1)

# Create completed open stage matches
open_matches = [
    (players[0], players[7], 21, 8),   # Marco vs Maria
    (players[1], players[6], 21, 14),  # Ana vs Jake
    (players[2], players[5], 21, 11),  # Carlos vs Lisa
    (players[3], players[4], 21, 18),  # Diana vs Tony
    # Round 2
    (players[0], players[6], 21, 10),  # Marco vs Jake
    (players[1], players[4], 21, 16),  # Ana vs Tony
    (players[2], players[7], 21, 9),   # Carlos vs Maria
    (players[3], players[5], 18, 21),  # Diana vs Lisa (Lisa wins!)
]
completed_at_base = now - timedelta(days=7, hours=1, minutes=30)
for i, (p1, p2, s1, s2) in enumerate(open_matches):
    winner = p1 if s1 > s2 else p2
    m = Match(
        stage_id=stage1_e1.id,
        court_id=courts[i % 2].id,
        round_number=1 if i < 4 else 2,
        match_number=(i % 4) + 1,
        player1_id=p1.id, player2_id=p2.id,
        score1=s1, score2=s2,
        winner_id=winner.id,
        status="completed",
        bracket_position="main",
        started_at=completed_at_base + timedelta(minutes=i * 20),
        completed_at=completed_at_base + timedelta(minutes=i * 20 + 18),
    )
    db.add(m)
db.commit()

# Tournament bracket for event 1 (QF, SF, Final)
# Top 4 by round wins: Marco, Ana, Carlos, Lisa
top4 = [players[0], players[1], players[2], players[5]]  # Marco, Ana, Carlos, Lisa

# QF matches
qf1 = Match(stage_id=stage2_e1.id, court_id=courts[0].id, round_number=1, match_number=1,
            player1_id=top4[0].id, player2_id=top4[3].id, score1=21, score2=13,
            winner_id=top4[0].id, status="completed", bracket_position="winners",
            started_at=now - timedelta(days=7, minutes=90),
            completed_at=now - timedelta(days=7, minutes=72))
qf2 = Match(stage_id=stage2_e1.id, court_id=courts[1].id, round_number=1, match_number=2,
            player1_id=top4[1].id, player2_id=top4[2].id, score1=21, score2=19,
            winner_id=top4[1].id, status="completed", bracket_position="winners",
            started_at=now - timedelta(days=7, minutes=90),
            completed_at=now - timedelta(days=7, minutes=70))
db.add(qf1); db.add(qf2); db.commit()
db.refresh(qf1); db.refresh(qf2)

# Final
final = Match(stage_id=stage2_e1.id, court_id=courts[2].id, round_number=2, match_number=1,
              player1_id=top4[0].id, player2_id=top4[1].id, score1=21, score2=17,
              winner_id=top4[0].id, status="completed", bracket_position="winners",
              started_at=now - timedelta(days=7, minutes=45),
              completed_at=now - timedelta(days=7, minutes=25))
db.add(final); db.commit()

# Link bracket
qf1.next_winner_match_id = final.id
qf2.next_winner_match_id = final.id
event1.current_stage_id = stage2_e1.id
db.commit()

print(f"  Completed event created: {event1.name}")

# ─── EVENT 2: SUMMER TOURNAMENT (In Progress, Round 2) ───────────────────────
print("Creating in-progress event...")
event2 = Event(
    name="Summer Tournament",
    format="Singles",
    courts_count=2,
    status="active",
    created_at=now - timedelta(hours=3),
    started_at=now - timedelta(hours=2),
)
db.add(event2)
db.commit()
db.refresh(event2)

# Add 8 players
for p in players:
    ep = EventPlayer(event_id=event2.id, player_id=p.id)
    db.add(ep)
db.commit()

# Stage 1: Open Stage (completed)
stage1_e2 = Stage(event_id=event2.id, name="Open Stage", match_type="Open",
                  rounds=1, advance_count=4, status="completed", order=0)
db.add(stage1_e2)
db.commit()
db.refresh(stage1_e2)

# Stage 1 completed matches
s1_matches = [
    (players[0], players[7], 21, 6, "completed"),
    (players[1], players[6], 21, 11, "completed"),
    (players[2], players[5], 21, 15, "completed"),
    (players[3], players[4], 21, 19, "completed"),
]
for i, (p1, p2, s1, s2, status) in enumerate(s1_matches):
    winner = p1 if s1 > s2 else p2
    m = Match(
        stage_id=stage1_e2.id,
        court_id=courts[i % 2].id,
        round_number=1, match_number=i + 1,
        player1_id=p1.id, player2_id=p2.id,
        score1=s1, score2=s2, winner_id=winner.id,
        status=status, bracket_position="main",
        started_at=now - timedelta(hours=2, minutes=30),
        completed_at=now - timedelta(hours=1, minutes=45),
    )
    db.add(m)
db.commit()

# Stage 2: Tournament (Active, Round 2 in progress)
stage2_e2 = Stage(event_id=event2.id, name="Finals Tournament", match_type="Tournament",
                  rounds=3, advance_count=0, status="active", order=1)
db.add(stage2_e2)
db.commit()
db.refresh(stage2_e2)
event2.current_stage_id = stage2_e2.id

# Tournament bracket - 8 players → QF (R1), SF (R2), Final (R3)
# QF: Round 1 (all completed)
qf_matches = [
    (players[0], players[7], 21, 8,  "completed", courts[0].id),
    (players[1], players[6], 21, 13, "completed", courts[1].id),
    (players[2], players[5], 21, 16, "completed", None),
    (players[3], players[4], 19, 21, "completed", None),  # Tony beats Diana!
]

# SF: Round 2 (2 in progress, 0 completed)
sf_matches = [
    (players[0], players[1], None, None, "in_progress", courts[2].id),   # Marco vs Ana - LIVE
    (players[2], players[4], None, None, "in_progress", courts[3].id),   # Carlos vs Tony - LIVE
]

# Final: Round 3 (scheduled)
final_e2 = Match(
    stage_id=stage2_e2.id, court_id=None,
    round_number=3, match_number=1,
    player1_id=None, player2_id=None,
    status="scheduled", bracket_position="winners",
)
db.add(final_e2); db.flush(); db.refresh(final_e2)

# Create QF matches
qf_db = []
for i, (p1, p2, s1, s2, status, court_id) in enumerate(qf_matches):
    winner = p1 if (s1 and s1 > s2) else p2
    m = Match(
        stage_id=stage2_e2.id, court_id=court_id,
        round_number=1, match_number=i + 1,
        player1_id=p1.id, player2_id=p2.id,
        score1=s1, score2=s2, winner_id=winner.id if status == "completed" else None,
        status=status, bracket_position="winners",
        started_at=now - timedelta(hours=1, minutes=30),
        completed_at=now - timedelta(hours=1) if status == "completed" else None,
    )
    db.add(m)
    qf_db.append(m)

db.commit()
for m in qf_db:
    db.refresh(m)

# Create SF matches
sf_db = []
for i, (p1, p2, s1, s2, status, court_id) in enumerate(sf_matches):
    m = Match(
        stage_id=stage2_e2.id, court_id=court_id,
        round_number=2, match_number=i + 1,
        player1_id=p1.id, player2_id=p2.id,
        score1=s1, score2=s2,
        status=status, bracket_position="winners",
        started_at=now - timedelta(minutes=15) if status == "in_progress" else None,
        next_winner_match_id=final_e2.id,
    )
    db.add(m)
    sf_db.append(m)
db.commit()

# Link QF to SF
qf_db[0].next_winner_match_id = sf_db[0].id
qf_db[1].next_winner_match_id = sf_db[0].id
qf_db[2].next_winner_match_id = sf_db[1].id
qf_db[3].next_winner_match_id = sf_db[1].id
db.commit()

print(f"  In-progress event created: {event2.name}")

db.close()
print("\n✅ Seed complete!")
print(f"  Players: {len(players)}")
print(f"  Courts: {len(courts)}")
print(f"  Events: 2 (1 completed, 1 active)")
print(f"  Courts C & D: in_use (live matches)")