"""设备页面 API"""

from flask import Blueprint, jsonify, render_template, request
from flask_login import login_required
from app.models import get_all_devices, update_device_name, get_device_by_id

bp = Blueprint("devices", __name__)


@bp.route("/")
@login_required
def index():
    """设备列表页（默认首页）"""
    return render_template("devices.html")


@bp.route("/api/devices")
def api_devices():
    """获取所有设备列表"""
    devices = get_all_devices()
    return jsonify(devices)


@bp.route("/api/devices/<int:device_id>/status")
def api_device_status(device_id):
    """获取单个设备的在线状态"""
    device = get_device_by_id(device_id)
    if not device:
        return jsonify({"ok": False, "error": "设备不存在"}), 404
    state_names = {0: "离线", 1: "在线", 2: "通信不良"}
    return jsonify({
        "ok": True,
        "device_id": device_id,
        "state": device["state"],
        "state_name": state_names.get(device["state"], "未知"),
        "serial": device["serial"],
    })


@bp.route("/api/devices/<int:device_id>/name", methods=["PUT"])
def api_update_name(device_id):
    """修改设备名称"""
    data = request.get_json()
    name = data.get("name", "")
    update_device_name(device_id, name)
    return jsonify({"ok": True})