package main

import (
	"context"
	"errors"
	"io/ioutil"
	"log"
	"net/http"
	"strings"
	"time"

	"git.wishpal.cn/wishpal_ironfan/xframe/base/conf"
	"git.wishpal.cn/wishpal_ironfan/xframe/component/queue/asynq"
	"git.wishpal.cn/wishpal_ironfan/xframe/component/storage/redis"
	"git.wishpal.cn/wishpal_ironfan/xframe/serving_base/http/frame"
	"git.wishpal.cn/wishpal_ironfan/xframe/serving_base/http/frame/ctrl"
	"git.wishpal.cn/wishpal_ironfan/xframe/serving_base/http/frame/errcode"
)

func main() {
	ctx := context.Background()
	err := asynq.Init(ctx, &asynq.Config{
		RedisConf: redis.RedisConf{
			Host: "127.0.0.1:6379",
			Type: redis.NodeType,
		},
	})
	if err != nil {
		log.Fatal(err)
	}

	rds, err := redis.NewRedis(redis.RedisConf{
		Host: "127.0.0.1:6379",
		Type: redis.NodeType,
	})
	if err != nil {
		log.Fatal(err)
	}

	const configYaml = `
Name: foo
Host: localhost
Port: 8888
`
	var cnf frame.RestConf
	err = conf.LoadFromYamlBytes([]byte(configYaml), &cnf)
	if err != nil {
		log.Fatal(err)
	}

	svr, err := frame.NewServer(cnf)
	if err != nil {
		log.Fatal(err)
	}

	svr.AddRoutes(
		[]frame.Route{
			{
				Method: http.MethodPost,
				Path:   "/sync",
				Handler: func(w http.ResponseWriter, r *http.Request) {
					var req struct {
						Name string `json:"name"`
						Age  int    `json:"age"`
					}
					if err := ctrl.Parse(r, &req); err != nil {
						ctrl.ErrorCtx(r, w, errcode.Wrapf(errcode.FrameBadRequestError, "ctrl.Parse:%v", err))
						return
					}

					log.Printf("[Handler] sync handler param:%+v", req)
					ctrl.OkJsonCtx(r, w, map[string]any{
						"data": "sync_data",
					})
				},
			},
			{
				Method: http.MethodPost,
				Path:   "/auto_async",
				Async:  true,
				Handler: func(w http.ResponseWriter, r *http.Request) {
					var req struct {
						Name string `json:"name"`
						Age  int    `json:"age"`
					}
					if err := ctrl.Parse(r, &req); err != nil {
						ctrl.ErrorCtx(r, w, errcode.Wrapf(errcode.FrameBadRequestError, "ctrl.Parse:%v", err))
						return
					}

					time.Sleep(500 * time.Millisecond)
					val, _, err := rds.Helper().Get(r.Context(), "test_key").Result()
					if err != nil {
						log.Printf("redis get err:%v", err)
					} else {
						log.Printf("redis get success, val:%s", val)
					}

					log.Printf("[Handler] auto_async handler param:%+v", req)
					ctrl.OkJsonCtx(r, w, map[string]any{
						"data": "auto_async_data",
					})
				},
			},
			{
				Method: http.MethodPost,
				Path:   "/case_fake_resp",
				Async:  true,
				AsyncFakeResp: func(w http.ResponseWriter, r *http.Request) {
					ctrl.ErrorCtx(r, w, errors.New("fake resp error"))
				},
				Handler: func(w http.ResponseWriter, r *http.Request) {
					var req struct {
						Name string `json:"name"`
						Age  int    `json:"age"`
					}
					if err := ctrl.Parse(r, &req); err != nil {
						ctrl.ErrorCtx(r, w, errcode.Wrapf(errcode.FrameBadRequestError, "ctrl.Parse:%v", err))
						return
					}

					log.Printf("[Handler] case_fake_resp handler param:%+v", req)
					ctrl.OkJsonCtx(r, w, map[string]any{
						"data": "case_fake_resp_data",
					})
				},
			},
		},
		frame.WithPrefix("/test"),
	)

	// 启动异步模块，注意一定要在svr.AddRoutes之后执行，否则会发生task找不到对应handler的错误
	err = asynq.Start()
	if err != nil {
		log.Fatal(err)
	}

	go func() {
		time.Sleep(5 * time.Second)
		request()
	}()

	svr.Start()
}

func request() {
	var (
		client      = &http.Client{}
		url         = "http://127.0.0.1:8888"
		uriList     = []string{"/test/auto_async", "/test/case_fake_resp", "/test/sync"}
		payloadList = []string{"{\"name\":\"zhangsan\",\"age\":18}", "{\"name\":\"lisi\",\"age\":19}",
			"{\"name\":\"wangwu\",\"age\":20}"}
	)

	for idx, uri := range uriList {
		req, err := http.NewRequest(http.MethodPost, url+uri, strings.NewReader(payloadList[idx]))
		if err != nil {
			log.Fatal(err)
		}
		req.Header.Add("Content-Type", "application/json")

		res, err := client.Do(req)
		if err != nil {
			log.Fatal(err)
		}
		defer res.Body.Close()

		body, err := ioutil.ReadAll(res.Body)
		if err != nil {
			log.Fatal(err)
		}
		log.Printf("uri:%s, payload:%s, resp body:%s", uri, payloadList[idx], string(body))
	}
}