import os
from app.utils.config import load_config, save_config
from fastapi import FastAPI, Request, Form
from fastapi.responses import HTMLResponse, RedirectResponse
from fastapi.templating import Jinja2Templates
from fastapi.staticfiles import StaticFiles
from app.utils.plex_client import connect_plex

app = FastAPI()
templates = Jinja2Templates(directory=os.path.join(os.path.dirname(__file__), "templates"))

# mount static files
# 这里的路径是相对于 main.py 文件所在的目录
app.mount("/static", StaticFiles(directory=os.path.join(os.path.dirname(__file__), "static")), name="static")


@app.get("/", response_class=HTMLResponse)
async def home(request: Request):
    config = load_config()
    theme = config.get("theme", "auto")
    return templates.TemplateResponse("login.html", {"request": request, "theme": theme, "path": "/login"})

@app.get("/login", response_class=HTMLResponse)
async def login_page(request: Request):
    config = load_config()
    theme = config.get("theme", "auto")
    return templates.TemplateResponse("login.html", {"request": request, "theme": theme, "path": "/login"})

@app.post("/login", response_class=HTMLResponse)
async def login(
    request: Request,
    user: str = Form(...),
    pw: str = Form(...),
    url: str = Form(...),
    port: str = Form("32400")
):
    config = load_config()
    theme = config.get("theme", "auto")
    try:
        connect_plex(config, user, pw, url, port)
        save_config(config)
        return templates.TemplateResponse(
            "login.html",
            {
                "request": request,
                "message": "连接成功",
                "success": True,
                "theme": theme,
                "path": "/login",
            },
        )
    except Exception as e:
        return templates.TemplateResponse(
            "login.html",
            {
                "request": request,
                "message": f"连接失败：{str(e)}",
                "success": False,
                "theme": theme,
                "path": "/login",
            },
        )

@app.get("/playlist", response_class=HTMLResponse)
async def get_playlist(request: Request):
    config = load_config()
    theme = config.get("theme", "auto")
    return templates.TemplateResponse("playlist.html", {"request": request, "theme": theme, "path": "/playlist"})

@app.post("/playlist", response_class=HTMLResponse)
async def set_playlist(request: Request, address: str = Form(...), interval: str = Form(...)):
    config = load_config()
    theme = config.get("theme", "auto")
    # demo：返回提交的设置
    return templates.TemplateResponse("playlist.html", {
        "request": request,
        "message": f"设置成功：地址 {address}，间隔 {interval} 分钟",
        "theme": theme,
        "path": "/playlist"
    })

@app.post("/set-theme")
async def set_theme(theme: str = Form(...)):
    config = load_config()
    config["theme"] = theme
    save_config(config)
    return RedirectResponse("/login", status_code=303)