"""עוזר משפטי — CLI לניהול תהליך כתיבת החלטות.

Usage: python -m legal_mcp.cli <command>
"""

from __future__ import annotations

import asyncio
import json
import sys
from pathlib import Path


def _run(coro):
    """Run async function."""
    return asyncio.run(coro)


def _init():
    """Initialize DB."""
    from legal_mcp.services.db import init_schema
    _run(init_schema())


def cmd_status(case_number: str = ""):
    """סטטוס — תיק ספציפי או כללי."""
    _init()
    if case_number:
        from legal_mcp.tools.workflow import workflow_status
        print(_run(workflow_status(case_number)))
    else:
        from legal_mcp.tools.workflow import processing_status
        print(_run(processing_status()))


def cmd_upload(case_number: str, file_path: str, doc_type: str = "auto", title: str = ""):
    """העלאת מסמך לתיק."""
    _init()
    from legal_mcp.tools.documents import document_upload
    result = _run(document_upload(case_number, file_path, doc_type, title))
    print(result)


def cmd_outcome(case_number: str, outcome: str, reasoning: str = ""):
    """הזנת תוצאה: rejected / accepted / partial."""
    _init()
    from legal_mcp.tools.workflow import set_outcome
    result = _run(set_outcome(case_number, outcome, reasoning))
    print(result)


def cmd_brainstorm(case_number: str):
    """סיעור מוחות — הצעת כיוונים לנימוק."""
    _init()
    from legal_mcp.tools.workflow import brainstorm_directions
    result = _run(brainstorm_directions(case_number))
    print(result)


def cmd_approve(case_number: str, direction: int = 0, notes: str = ""):
    """אישור כיוון."""
    _init()
    from legal_mcp.tools.workflow import approve_direction
    result = _run(approve_direction(case_number, direction, notes))
    print(result)


def cmd_write(case_number: str, block_id: str = "", instructions: str = ""):
    """כתיבת בלוק או כל הבלוקים."""
    _init()
    from legal_mcp.tools.drafting import write_block, write_all_blocks
    if block_id:
        result = _run(write_block(case_number, block_id, instructions))
    else:
        result = _run(write_all_blocks(case_number, instructions=instructions))
    print(result)


def cmd_validate(case_number: str):
    """בדיקת QA."""
    _init()
    from legal_mcp.tools.drafting import validate_decision
    result = _run(validate_decision(case_number))
    print(result)


def cmd_export(case_number: str, output: str = ""):
    """ייצוא DOCX."""
    _init()
    from legal_mcp.tools.drafting import export_docx
    result = _run(export_docx(case_number, output))
    print(result)


def cmd_claims(case_number: str, role: str = ""):
    """שליפת טענות."""
    _init()
    from legal_mcp.tools.documents import get_claims
    result = _run(get_claims(case_number, role))
    print(result)


def cmd_metrics(case_number: str = ""):
    """מדדי הצלחה."""
    _init()
    from legal_mcp.tools.workflow import get_metrics
    result = _run(get_metrics(case_number))
    print(result)


def cmd_ingest_final(case_number: str, file_path: str):
    """קליטת גרסה סופית."""
    _init()
    from legal_mcp.tools.workflow import ingest_final_version
    result = _run(ingest_final_version(case_number, file_path=file_path))
    print(result)


COMMANDS = {
    "status": (cmd_status, "סטטוס תיק או כללי", "[case_number]"),
    "upload": (cmd_upload, "העלאת מסמך לתיק", "<case_number> <file_path> [doc_type] [title]"),
    "outcome": (cmd_outcome, "הזנת תוצאה", "<case_number> <rejected|accepted|partial> [reasoning]"),
    "brainstorm": (cmd_brainstorm, "סיעור מוחות", "<case_number>"),
    "approve": (cmd_approve, "אישור כיוון", "<case_number> [direction_index] [notes]"),
    "write": (cmd_write, "כתיבת בלוק/ים", "<case_number> [block_id] [instructions]"),
    "validate": (cmd_validate, "בדיקת QA", "<case_number>"),
    "export": (cmd_export, "ייצוא DOCX", "<case_number> [output_path]"),
    "claims": (cmd_claims, "שליפת טענות", "<case_number> [party_role]"),
    "metrics": (cmd_metrics, "מדדי הצלחה", "[case_number]"),
    "ingest-final": (cmd_ingest_final, "קליטת גרסה סופית", "<case_number> <file_path>"),
}


def main():
    if len(sys.argv) < 2 or sys.argv[1] in ("-h", "--help", "help"):
        print("עוזר משפטי — CLI\n")
        print("שימוש: python -m legal_mcp.cli <command> [args]\n")
        print("פקודות:")
        for name, (_, desc, usage) in COMMANDS.items():
            print(f"  {name:15s} {desc:25s} {usage}")
        print()
        sys.exit(0)

    cmd_name = sys.argv[1]
    args = sys.argv[2:]

    if cmd_name not in COMMANDS:
        print(f"פקודה לא ידועה: {cmd_name}")
        print(f"הפקודות הזמינות: {', '.join(COMMANDS.keys())}")
        sys.exit(1)

    func, _, _ = COMMANDS[cmd_name]
    try:
        func(*args)
    except TypeError as e:
        print(f"שגיאה בפרמטרים: {e}")
        _, _, usage = COMMANDS[cmd_name]
        print(f"שימוש: python -m legal_mcp.cli {cmd_name} {usage}")
        sys.exit(1)
    except Exception as e:
        print(f"שגיאה: {e}")
        sys.exit(1)


if __name__ == "__main__":
    main()