__version__ = "0.1.0"

from agent.input_parser import InputParser
from agent.rule_loader import RuleLoader
from agent.prompt_builder import PromptBuilder
from agent.api_client import APIClient
from agent.output_writer import OutputWriter
from agent.models import ProgramMeta, FileInfo, CopyField, KeyInfo, TableColumn, TableInfo
from agent.config import load_config


def generate(design_md: str, source_cbl: str, file_db_md: str,
             cpy_dir: str, db_md: str, output_dir: str = "output",
             api_key: str = None, api_model: str = None,
             rules_dir: str = "rules",
             max_tokens: int = None) -> dict:
    """生成测试数据的主入口函数。"""
    import os

    cfg = load_config()['api']
    if api_key is None:
        api_key = cfg['api_key']
    if api_model is None:
        api_model = cfg['model']
    if max_tokens is None:
        max_tokens = cfg['max_tokens']

    print(f"== 解析入力: {design_md}")

    parser = InputParser(design_md, source_cbl, file_db_md, cpy_dir, db_md)
    meta = parser.run()

    if meta.pgm_type == 'サブ':
        raise ValueError(f"程序 {meta.program_id} はサブプログラムです。主プログラムのみ処理対象です。")

    print(f"  プログラムID: {meta.program_id}, パターン: {meta.pgm_pattern}, 入力タイプ: {meta.input_type}")

    # If rules_dir is relative, resolve from this file's location or cwd
    if not os.path.isabs(rules_dir):
        rules_dir = os.path.join(os.path.dirname(__file__), '..', rules_dir)

    loader = RuleLoader(rules_dir)
    rules_text, group_descriptions, group_count = loader.load(meta)

    print(f"  ルール読み込み完了, グループ数: {group_count}")

    builder = PromptBuilder()
    prompt = builder.build(meta, rules_text, group_descriptions, group_count)

    client = APIClient(api_key=api_key, model=api_model, max_tokens=max_tokens)
    print(f"  API呼び出し中...")
    result = client.generate(prompt)
    print(f"  API応答受信")

    writer = OutputWriter(output_dir)
    output_files = writer.write(meta.program_id, result, meta.input_type)

    print(f"  出力完了: {len(output_files)} ファイル")

    return {
        "output_files": output_files,
        "program_id": meta.program_id,
        "groups": group_count,
        "input_type": meta.input_type,
    }