"""
默认内容模块 - 存储预加载的 GDL 规范和 System Prompt
"""
import os

# 默认 GDL 规范文件路径
DEFAULT_GDL_FILE = "麻将游戏mGDL通用语法_v1.3.txt"

# 默认 System Prompt 文件路径  
DEFAULT_PROMPT_FILE = "m_prompt.txt"

# 支持的多个默认示例 GDL 文档文件名列表（扁平化结构）
DEFAULT_EXAMPLE_GDL_FILES = [
    "两门血战麻将_mGDL_v1.3.txt",
    "卡五星麻将_mGDL_v1.3.txt",
    "合肥麻将_mGDL_v1.3.txt",
    "妙手七星_mGDL_v1.3.txt",
    "山西扣点麻将_mGDL_v1.3.txt",
    "幺鸡血战_mGDL_v1.3.txt",
    "广东100张_mGDL_v1.3.txt",
    "广东鸡平胡_mGDL_v1.3.txt",
    "武汉麻将_mGDL_v1.3.txt",
    "海底捞月_mGDL_v1.3.txt",
    "疯狂血战_mGDL_v1.3.txt",
    "疯狂血流_mGDL_v1.3.txt",
    "红中麻将_mGDL_v1.3.txt",
    "经典推倒胡_mGDL_v1.3.txt",
    "贵州捉鸡麻将_mGDL_v1.3.txt",
    "长沙麻将_mGDL_v1.3.txt",
]

# 支持的多个默认示例 Markdown 文档文件名列表（扁平化结构）
DEFAULT_EXAMPLE_MD_FILES = [
    "两门血战麻将.md",
    "卡五星麻将.md",
    "合肥麻将.md",
    "妙手七星.md",
    "山西扣点麻将.md",
    "幺鸡血战.md",
    "广东100张.md",
    "广东鸡平胡.md",
    "武汉麻将.md",
    "海底捞月.md",
    "疯狂血战.md",
    "疯狂血流.md",
    "红中麻将.md",
    "经典推倒胡.md",
    "贵州捉鸡麻将.md",
    "长沙麻将.md",
    "麻将机制说明.md",
]


def load_default_gdl():
    """
    加载默认的 GDL 规范内容
    """
    try:
        gdl_path = os.path.join(os.path.dirname(__file__), DEFAULT_GDL_FILE)
        if os.path.exists(gdl_path):
            with open(gdl_path, "r", encoding="utf-8") as f:
                return f.read()
    except Exception as e:
        print(f"⚠️ 加载默认 GDL 文件失败：{e}")
    return ""


def load_default_prompt():
    """
    加载默认的 System Prompt 内容
    """
    try:
        prompt_path = os.path.join(os.path.dirname(__file__), DEFAULT_PROMPT_FILE)
        if os.path.exists(prompt_path):
            with open(prompt_path, "r", encoding="utf-8") as f:
                return f.read()
    except Exception as e:
        print(f"⚠️ 加载默认 Prompt 文件失败：{e}")
    return ""


def load_default_example_gdl():
    """
    加载默认的示例 GDL 文档内容
    """
    try:
        base_dir = os.path.dirname(__file__)
        parts = []

        for filename in DEFAULT_EXAMPLE_GDL_FILES:
            if not filename:
                continue
            # 假定所有文件都在同一目录下
            example_path = os.path.join(base_dir, filename)
            if os.path.exists(example_path):
                try:
                    with open(example_path, "r", encoding="utf-8") as f:
                        content = f.read()
                    if content:
                        parts.append(f"\n# FILE: {os.path.basename(example_path)}\n" + content.strip() + "\n")
                except Exception as inner_e:
                    print(f"⚠️ 加载默认示例 GDL 文件失败：{example_path}，错误：{inner_e}")

        return "\n".join(parts).strip()
    except Exception as e:
        print(f"⚠️ 加载默认示例 GDL 文件失败：{e}")
        return ""


def load_default_example_md():
    """
    加载默认的示例 Markdown 文档内容
    """
    try:
        base_dir = os.path.dirname(__file__)
        parts = []

        for filename in DEFAULT_EXAMPLE_MD_FILES:
            if not filename:
                continue
            # 假定所有文件都在同一目录下
            example_path = os.path.join(base_dir, filename)
            if os.path.exists(example_path):
                try:
                    with open(example_path, "r", encoding="utf-8") as f:
                        content = f.read()
                    if content:
                        parts.append(f"\n# FILE: {os.path.basename(example_path)}\n" + content.strip() + "\n")
                except Exception as inner_e:
                    print(f"⚠️ 加载默认示例 Markdown 文件失败：{example_path}，错误：{inner_e}")

        return "\n".join(parts).strip()
    except Exception as e:
        print(f"⚠️ 加载默认示例 Markdown 文件失败：{e}")
        return ""


# 在模块加载时预加载内容（提高性能）
DEFAULT_GDL_CONTENT = load_default_gdl()
DEFAULT_PROMPT_CONTENT = load_default_prompt()
DEFAULT_EXAMPLE_GDL_CONTENT = load_default_example_gdl()
DEFAULT_EXAMPLE_MD_CONTENT = load_default_example_md()


def get_default_gdl():
    return DEFAULT_GDL_CONTENT


def get_default_prompt():
    return DEFAULT_PROMPT_CONTENT


def get_default_example_gdl():
    return DEFAULT_EXAMPLE_GDL_CONTENT


def get_default_example_md():
    return DEFAULT_EXAMPLE_MD_CONTENT