"""
Gitea API
"""
from typing import Optional

from fastapi import APIRouter, Depends, HTTPException
from pydantic import BaseModel

from app.api.deps import get_current_user, get_current_admin
from app.models.employee import Employee
from app.services.gitea_service import gitea_service, create_kpi_management_repo

router = APIRouter(prefix="/api/gitea", tags=["Gitea"])


class CreateRepoRequest(BaseModel):
    """建立 Repo 請求"""

    name: str
    description: Optional[str] = ""
    private: bool = False


class CreateFileRequest(BaseModel):
    """建立檔案請求"""

    repo_name: str
    file_path: str
    content: str
    message: str = "Add file"
    branch: str = "main"


@router.get("/user")
def get_user(current_user: Employee = Depends(get_current_admin)):
    """
    取得 Gitea 使用者資訊
    """
    return gitea_service.get_user()


@router.get("/repos")
def list_repos(current_user: Employee = Depends(get_current_admin)):
    """
    列出所有 Repo
    """
    repos = gitea_service.list_repos()
    return {"repos": repos}


@router.get("/repos/{repo_name}")
def get_repo(
    repo_name: str,
    current_user: Employee = Depends(get_current_admin),
):
    """
    取得 Repo 資訊
    """
    return gitea_service.get_repo(repo_name)


@router.post("/repos")
def create_repo(
    data: CreateRepoRequest,
    current_user: Employee = Depends(get_current_admin),
):
    """
    建立新的 Repo
    """
    result = gitea_service.create_repo(
        name=data.name,
        description=data.description,
        private=data.private,
    )

    if "error" in result:
        raise HTTPException(status_code=400, detail=result["error"])

    return result


@router.delete("/repos/{repo_name}")
def delete_repo(
    repo_name: str,
    current_user: Employee = Depends(get_current_admin),
):
    """
    刪除 Repo
    """
    result = gitea_service.delete_repo(repo_name)

    if "error" in result:
        raise HTTPException(status_code=400, detail=result["error"])

    return {"message": f"Repo '{repo_name}' 已刪除"}


@router.post("/repos/kpi-management/init")
def init_kpi_repo(current_user: Employee = Depends(get_current_admin)):
    """
    初始化 KPI Management Repo
    """
    result = create_kpi_management_repo()

    if "error" in result:
        raise HTTPException(status_code=400, detail=result["error"])

    return result


@router.get("/repos/{repo_name}/branches")
def list_branches(
    repo_name: str,
    current_user: Employee = Depends(get_current_admin),
):
    """
    列出分支
    """
    return gitea_service.list_branches(repo_name)


@router.get("/repos/{repo_name}/commits")
def list_commits(
    repo_name: str,
    branch: str = "main",
    limit: int = 10,
    current_user: Employee = Depends(get_current_admin),
):
    """
    列出 Commits
    """
    return gitea_service.list_commits(repo_name, branch, limit)


@router.post("/files")
def create_file(
    data: CreateFileRequest,
    current_user: Employee = Depends(get_current_admin),
):
    """
    建立檔案
    """
    result = gitea_service.create_file(
        repo_name=data.repo_name,
        file_path=data.file_path,
        content=data.content,
        message=data.message,
        branch=data.branch,
    )

    if "error" in result:
        raise HTTPException(status_code=400, detail=result["error"])

    return result


@router.get("/repos/{repo_name}/files/{file_path:path}")
def get_file(
    repo_name: str,
    file_path: str,
    current_user: Employee = Depends(get_current_admin),
):
    """
    取得檔案內容
    """
    return gitea_service.get_file(repo_name, file_path)