"""
Script 03 – Run the full optimisation pipeline.

Loads data, builds the network, runs Column Generation + B&B, and prints
the solution.  All outputs are saved to outputs/ automatically.
"""

import sys
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(ROOT))

from src.routing_engine import RoutingPipeline, DEFAULT_CONFIG

cfg = DEFAULT_CONFIG
# Adjust parameters here if needed:
# cfg.tat_minutes = 60
# cfg.mip_time_limit_seconds = 120

pipe = RoutingPipeline(cfg)
result = pipe.run(save_outputs=True)

print("\n" + "=" * 60)
print("SOLUTION SUMMARY")
print("=" * 60)
s = result["summary"]
for k, v in s.items():
    print(f"  {k:<35} {v}")

print("\n-- Schedule ----------------------------------------------")
sched = result["schedule"]
if not sched.empty:
    print(sched[["aircraft", "ofrag_id", "departure", "arrival", "flight_hours", "maintenance_before"]].to_string(index=False))

print("\n-- Maintenance events -------------------------------------")
maint = result["maintenance"]
if maint.empty:
    print("  No forced maintenance events.")
else:
    print(maint.to_string(index=False))

print("\n-- Fleet utilisation --------------------------------------")
print(result["fleet"].to_string(index=False))