"""
API 路由汇总

统一注册所有 API 路由，供 main.py 引入。
"""

from importlib import import_module

from fastapi import APIRouter

from ..core.config import settings

CORE_ROUTE_MODULES = (
    "signals_api",
    "feedbacks",
    "experiments",
    "context",
    "tasks",
    "webhooks",
    "auth",
    "users_api",
    "endpoints.skill",
    "workloads",
    "skill_tags_api",
    "sstc_api",
    "projects_api",
    "scheduler",
    "notifications",
    "recipes",
    "operation_catalog",
    "audit",
    "task_briefs",
    "pmflow_os_api",
    "pmflow_launch_api",
)

OPTIONAL_ROUTE_GROUPS = {
    "integrations": ("feishu_api", "wecom_api", "mcp_api", "dev_sync"),
    "knowledge": ("rag_api", "knowledge_graph", "semantic_facts_api", "ai_pmo_api"),
    "ai_control": (
        "ai_steward_api",
        "llm_engines",
        "llm_providers",
        "ai_logs_api",
        "prompt_profiles",
        "signal_sources_api",
        "model_routing",
    ),
}


def _include_module(router: APIRouter, module_path: str) -> None:
    module = import_module(f"{__package__}.{module_path}")
    router.include_router(module.router)


def _enabled_optional_groups() -> tuple[str, ...]:
    if settings.api_route_profile == "lean":
        return tuple(settings.api_optional_route_groups)
    if settings.api_optional_route_groups:
        return tuple(dict.fromkeys(settings.api_optional_route_groups))
    return tuple(OPTIONAL_ROUTE_GROUPS.keys())


def build_api_router() -> APIRouter:
    router = APIRouter()
    for module_path in CORE_ROUTE_MODULES:
        _include_module(router, module_path)

    for group in _enabled_optional_groups():
        for module_path in OPTIONAL_ROUTE_GROUPS.get(group, ()):
            _include_module(router, module_path)

    return router


api_router = build_api_router()