#  Copyright 2026 zhaoxi826
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

from pydantic import BaseModel
import viceroy
from kilostar.utils.ray_hook import ray_actor_hook
from fastapi import APIRouter, Depends
from kilostar.utils.access import TokenData
from kilostar.utils.check_user.role_check import RoleChecker
from kilostar.core.postgres_database.model import UserAuthority

resource_router = APIRouter(prefix="/api/v1/resource")


class Skill(BaseModel):
    """``POST /skill`` 入参：技能仓库地址及可选子目录路径。"""

    repo_url: str
    path: str | None


@resource_router.post("/skill")
async def install_skill(
    skill: Skill, _: TokenData = Depends(RoleChecker(allowed_roles=UserAuthority.USER))
):
    """通过 viceroy 把 skill 仓库克隆到 ``plugin/skill``，并在状态机中登记。"""
    global_state_machine = ray_actor_hook("global_state_machine").global_state_machine
    # noinspection PyUnresolvedReferences
    import os

    skill_output_dir = os.path.abspath(
        os.path.join(os.path.dirname(__file__), "..", "plugin", "skill")
    )
    os.makedirs(skill_output_dir, exist_ok=True)
    await viceroy.install_skill_async(
        url=skill.repo_url, path=skill.path, output=skill_output_dir
    )
    if skill.path:
        skill_name = skill.path.split("/")[-1]
    else:
        skill_name = skill.repo_url.split("/")[-1]
    await global_state_machine.add_skill.remote(skill_name)
    return {"message": "创建成功"}


@resource_router.get("/skill")
async def get_skills(
    _: TokenData = Depends(RoleChecker(allowed_roles=UserAuthority.USER)),
):
    """返回当前状态机中已登记的所有 skill 名称列表。"""
    global_state_machine = ray_actor_hook("global_state_machine").global_state_machine
    skills = await global_state_machine.get_skill_list.remote()
    return {"skills": skills}


@resource_router.delete("/skill/{skill_name}")
async def delete_skill(
    skill_name: str,
    _: TokenData = Depends(
        RoleChecker(allowed_roles=UserAuthority.SUPER_ADMINISTRATOR)
    ),
):
    """从状态机中移除 skill 注册项；不会删除磁盘上的代码文件。"""
    global_state_machine = ray_actor_hook("global_state_machine").global_state_machine
    # Note: this only removes it from the state machine manager.
    await global_state_machine.remove_skill.remote(skill_name)
    return {"message": "success"}


@resource_router.get("/tool")
async def get_tools(
    _: TokenData = Depends(RoleChecker(allowed_roles=UserAuthority.USER)),
):
    """汇总各作用域 tool_mapper，返回去重后的工具名称列表。"""
    global_state_machine = ray_actor_hook("global_state_machine").global_state_machine
    tool_mapper = await global_state_machine.get_tool_mapper.remote()
    all_tool_names = set()
    for scope_tools in tool_mapper.values():
        all_tool_names.update(scope_tools.keys())
    return {"tools": list(all_tool_names)}