// Package main demonstrates fan device control.
// 运行前提：已配置环境变量 XIAOMI_CLIENT_ID / XIAOMI_CLIENT_SECRET / XIAOMI_ACCESS_TOKEN。
package main

import (
	"context"
	"log"
	"time"

	"xiaomihome/xiaomi"
	"xiaomihome/xiaomi/devices"
	miotconfig "xiaomihome/miot/examples/config"
)

func main() {
	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
	defer cancel()

	cfg, err := miotconfig.LoadConfig("../../../miot/examples/config.json")
	if err != nil {
		log.Fatal("请先运行 miot/examples/cloud_oauth 获取 token:", err)
	}

	client, err := xiaomi.NewClient(ctx, xiaomi.Config{
		ClientSecret: "",
		AccessToken:  cfg.AuthInfo.AccessToken,
		UID:          cfg.UID,
		UUID:         cfg.UUID,
	})
	if err != nil {
		log.Fatal(err)
	}
	defer client.Close()

	log.Println("=== 风扇控制 ===")
	const targetDID = "820891929"
	info, err := client.GetDevice(ctx, targetDID)
	if err != nil {
		log.Fatalf("获取设备 %s 失败: %v", targetDID, err)
	}
	log.Printf("设备: %s (DID: %s, 型号: %s)", info.Name, info.DID, info.Model)

	fan, err := devices.NewFan(client, info)
	if err != nil {
		log.Fatalf("创建 Fan 控制失败: %v", err)
	}

	log.Println("  开启风扇...")
	fan.TurnOn(ctx)

	log.Println("  设置 2 档风...")
	if err := fan.SetFanLevel(ctx, 2); err != nil {
		log.Printf("  调速失败（可能不支持）: %v", err)
	} else {
		level, _ := fan.GetFanLevel(ctx)
		log.Printf("  当前档位: %d", level)
	}

	log.Println("  开启摇头...")
	if err := fan.SetOscillation(ctx, true); err != nil {
		log.Printf("  摇头失败（可能不支持）: %v", err)
	} else {
		osc, _ := fan.IsOscillating(ctx)
		log.Printf("  摇头状态: %v", osc)
	}

	log.Println("  开启自然风...")
	if err := fan.SetNaturalWind(ctx, true); err != nil {
		log.Printf("  自然风失败（可能不支持）: %v", err)
	} else {
		nw, _ := fan.IsNaturalWind(ctx)
		log.Printf("  自然风状态: %v", nw)
	}

	on, _ := fan.IsOn(ctx)
	level, _ := fan.GetFanLevel(ctx)
	osc, _ := fan.IsOscillating(ctx)
	nw, _ := fan.IsNaturalWind(ctx)
	log.Printf("  风扇状态汇总: on=%v level=%d oscillation=%v naturalWind=%v", on, level, osc, nw)

	log.Println("风扇演示完毕")
}