"""Client activity logger: track views, approvals, signatures, payments."""
import json, sys, os
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from lib.db import get_db, new_id, now, rows_to_list

def log(action, estimate_id=None, job_id=None, metadata=None):
    aid = new_id()
    conn = get_db()
    conn.execute("INSERT INTO client_activity (id, estimate_id, job_id, action, metadata, timestamp) VALUES (?,?,?,?,?,?)",
        (aid, estimate_id, job_id, action, json.dumps(metadata) if metadata else None, now()))
    conn.commit(); conn.close()
    return {"id": aid, "action": action, "timestamp": now()}

def get(estimate_id=None, job_id=None):
    conn = get_db()
    if estimate_id:
        rows = conn.execute("SELECT * FROM client_activity WHERE estimate_id=? ORDER BY timestamp DESC", (estimate_id,)).fetchall()
    elif job_id:
        rows = conn.execute("SELECT * FROM client_activity WHERE job_id=? ORDER BY timestamp DESC", (job_id,)).fetchall()
    else:
        rows = conn.execute("SELECT * FROM client_activity ORDER BY timestamp DESC LIMIT 50").fetchall()
    conn.close()
    return {"activity": rows_to_list(rows)}

if __name__ == "__main__":
    from lib.db import init_db; init_db()
    cmd = sys.argv[1] if len(sys.argv) > 1 else "get"
    if cmd == "log": print(json.dumps(log(sys.argv[2], estimate_id=sys.argv[3] if len(sys.argv)>3 else None)))
    elif cmd == "get": print(json.dumps(get(estimate_id=sys.argv[2] if len(sys.argv)>2 else None), indent=2))
    else: print(json.dumps({"error": f"unknown: {cmd}"}))