"""SQLite database initialization and access for Handoff Pro."""
import json
import os
import sqlite3
import uuid
from datetime import datetime

DB_PATH = os.environ.get("HANDOFF_DB",
    os.path.join(os.path.dirname(__file__), "..", "data", "handoff.db"))

SCHEMA = """
CREATE TABLE IF NOT EXISTS jobs (
  id TEXT PRIMARY KEY,
  user_id TEXT DEFAULT 'kellow',
  jobtread_job_id TEXT UNIQUE,
  client_name TEXT,
  jobtread_customer_id TEXT,
  address TEXT,
  description TEXT,
  status TEXT DEFAULT 'proposal',
  created_at TEXT,
  updated_at TEXT,
  synced_to_jobtread_at TEXT
);

CREATE TABLE IF NOT EXISTS estimates (
  id TEXT PRIMARY KEY,
  job_id TEXT REFERENCES jobs(id),
  jobtread_estimate_id TEXT UNIQUE,
  labor_hours REAL DEFAULT 0,
  labor_rate REAL DEFAULT 0,
  materials_cost REAL DEFAULT 0,
  markup_percent REAL DEFAULT 20,
  total_cost REAL DEFAULT 0,
  notes TEXT,
  status TEXT DEFAULT 'draft',
  created_at TEXT,
  synced_to_jobtread_at TEXT
);

CREATE TABLE IF NOT EXISTS line_items (
  id TEXT PRIMARY KEY,
  estimate_id TEXT REFERENCES estimates(id),
  description TEXT,
  category TEXT,
  quantity REAL DEFAULT 1,
  unit TEXT DEFAULT 'ea',
  unit_cost REAL DEFAULT 0,
  total REAL DEFAULT 0
);

CREATE TABLE IF NOT EXISTS pricing_catalogs (
  id TEXT PRIMARY KEY,
  user_id TEXT DEFAULT 'kellow',
  name TEXT,
  labor_rates TEXT,
  material_markups TEXT,
  created_at TEXT
);

CREATE TABLE IF NOT EXISTS invoices (
  id TEXT PRIMARY KEY,
  estimate_id TEXT REFERENCES estimates(id),
  job_id TEXT REFERENCES jobs(id),
  invoice_number TEXT,
  jobtread_invoice_id TEXT UNIQUE,
  qbo_invoice_id TEXT,
  amount_due REAL DEFAULT 0,
  amount_paid REAL DEFAULT 0,
  due_date TEXT,
  status TEXT DEFAULT 'draft',
  created_at TEXT,
  synced_to_jobtread_at TEXT,
  synced_to_qbo_at TEXT
);

CREATE TABLE IF NOT EXISTS daily_logs (
  id TEXT PRIMARY KEY,
  job_id TEXT REFERENCES jobs(id),
  log_date TEXT,
  crew_names TEXT,
  hours_worked REAL DEFAULT 0,
  notes TEXT,
  photos TEXT,
  created_at TEXT
);

CREATE TABLE IF NOT EXISTS signatures (
  id TEXT PRIMARY KEY,
  estimate_id TEXT REFERENCES estimates(id),
  client_name TEXT,
  signature_data TEXT,
  signed_at TEXT
);

CREATE TABLE IF NOT EXISTS client_activity (
  id TEXT PRIMARY KEY,
  estimate_id TEXT REFERENCES estimates(id),
  job_id TEXT REFERENCES jobs(id),
  action TEXT,
  metadata TEXT,
  timestamp TEXT
);

CREATE TABLE IF NOT EXISTS jobtread_sync_log (
  id TEXT PRIMARY KEY,
  local_id TEXT,
  jobtread_id TEXT,
  entity_type TEXT,
  action TEXT,
  status TEXT DEFAULT 'pending',
  error_message TEXT,
  synced_at TEXT
);

CREATE TABLE IF NOT EXISTS project_milestones (
  id TEXT PRIMARY KEY,
  job_id TEXT REFERENCES jobs(id),
  phase_name TEXT,
  start_date TEXT,
  end_date TEXT,
  status TEXT DEFAULT 'pending'
);
"""

def get_db() -> sqlite3.Connection:
    os.makedirs(os.path.dirname(DB_PATH), exist_ok=True)
    conn = sqlite3.connect(DB_PATH, timeout=10)
    conn.row_factory = sqlite3.Row
    conn.execute("PRAGMA journal_mode=WAL")
    conn.execute("PRAGMA busy_timeout=5000")
    return conn

def init_db():
    conn = get_db()
    conn.executescript(SCHEMA)
    conn.commit()
    conn.close()

def new_id():
    return str(uuid.uuid4())[:8]

def now():
    return datetime.now().astimezone().isoformat()

def row_to_dict(row):
    if row is None:
        return None
    return dict(row)

def rows_to_list(rows):
    return [dict(r) for r in rows]

if __name__ == "__main__":
    init_db()
    print(json.dumps({"ok": True, "db_path": DB_PATH}))