package test

import (
	"context"
	"fmt"
	"git.sxidc.com/service-supports/dapr_api/invoke"
	"github.com/stretchr/testify/assert"
	"io"
	"net/http"
	"sync"
	"testing"
	"time"
)

var (
	contentTypeHeader = map[string]string{
		"Content-Type": "text/plain",
	}
)

const (
	invokeServerAddress = "localhost:10081"

	baseUrl     = "http://localhost:10081"
	daprBaseUrl = "http://localhost:10080/v1.0/invoke/dapr_api/method"

	postJsonMethodName   = "/post-json"
	deleteJsonMethodName = "/delete-json"
	putJsonMethodName    = "/put-json"
	getJsonMethodName    = "/get-json"
	postMethodName       = "/post"
	deleteMethodName     = "/delete"
	putMethodName        = "/put"
	getMethodName        = "/get"

	postJsonData = `"{"data":"post-json"}"`
	postData     = `post`
	putJsonData  = `"{"data":"put-json"}"`
	putData      = `put`

	postJsonResponse   = `"{"data":"response-post-json"}"`
	postResponse       = `response-post`
	deleteJsonResponse = `"{"data":"response-delete-json"}"`
	deleteResponse     = `response-delete`
	putJsonResponse    = `"{"data":"response-put-json"}"`
	putResponse        = `response-put`
	getJsonResponse    = `"{"data":"response-get-json"}"`
	getResponse        = `response-get`
)

func TestPostJSON(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.PostJSON(postJsonMethodName, []byte(postJsonData), nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, postJsonResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.PostJSON(postJsonMethodName, []byte(postJsonData), nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, postJsonResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestPutJSON(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.PutJSON(putJsonMethodName, []byte(putJsonData), nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, putJsonResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.PutJSON(putJsonMethodName, []byte(putJsonData), nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, putJsonResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestPostWithoutHeader(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.PostWithoutHeaders(postMethodName, []byte(postData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, postResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.PostWithoutHeaders(postMethodName, []byte(postData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, postResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestPutWithoutHeaders(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.PutWithoutHeaders(putMethodName, []byte(putData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, putResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.PutWithoutHeaders(putMethodName, []byte(putData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, putResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestDeleteWithoutHeaders(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.DeleteWithoutHeaders(deleteJsonMethodName, nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, deleteJsonResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.DeleteWithoutHeaders(deleteJsonMethodName, nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, deleteJsonResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestGetWithoutHeaaders(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.GetWithoutHeaders(getJsonMethodName, nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, getJsonResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.GetWithoutHeaders(getJsonMethodName, nil)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, getJsonResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestPost(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.Post(postMethodName, contentTypeHeader, []byte(postData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, postResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.Post(postMethodName, contentTypeHeader, []byte(postData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, postResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestDelete(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.Delete(deleteMethodName, nil, contentTypeHeader)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, deleteResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.Delete(deleteMethodName, nil, contentTypeHeader)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, deleteResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestPut(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.Put(putMethodName, contentTypeHeader, []byte(putData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, putResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.Put(putMethodName, contentTypeHeader, []byte(putData))
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, putResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func TestGet(t *testing.T) {
	api := invoke.NewAPI(baseUrl, 10*time.Second)
	defer invoke.DestroyAPI(api)

	daprAPI := invoke.NewAPI(daprBaseUrl, 10*time.Second)
	defer invoke.DestroyAPI(daprAPI)

	wg := &sync.WaitGroup{}
	wg.Add(2)

	wgServer := &sync.WaitGroup{}
	wgServer.Add(1)
	srv := initInvokeHttpServer(t, wgServer, wg)
	wgServer.Wait()

	response, err := api.Get(getMethodName, nil, contentTypeHeader)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, getResponse, string(response), "响应不一致")

	daprResponse, err := daprAPI.Get(getMethodName, nil, contentTypeHeader)
	if err != nil {
		t.Fatal(err)
	}

	assert.Equal(t, getResponse, string(daprResponse), "响应不一致")

	wg.Wait()

	_ = srv.Shutdown(context.Background())
}

func initInvokeHttpServer(t *testing.T, wgServer *sync.WaitGroup, wg *sync.WaitGroup) *http.Server {
	mux := http.NewServeMux()

	mux.HandleFunc("/post-json", func(w http.ResponseWriter, r *http.Request) {
		request, err := io.ReadAll(r.Body)
		if err != nil {
			t.Fatal(err)
		}

		if string(request) != postJsonData {
			t.Fatal(err)
		}

		fmt.Println("post-json Receive:", string(request))

		w.WriteHeader(http.StatusOK)
		_, err = w.Write([]byte(postJsonResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/delete-json", func(w http.ResponseWriter, r *http.Request) {
		fmt.Println("delete-json")

		w.WriteHeader(http.StatusOK)
		_, err := w.Write([]byte(deleteJsonResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/put-json", func(w http.ResponseWriter, r *http.Request) {
		request, err := io.ReadAll(r.Body)
		if err != nil {
			t.Fatal(err)
		}

		if string(request) != putJsonData {
			t.Fatal(err)
		}

		fmt.Println("put-json Receive:", string(request))

		w.WriteHeader(http.StatusOK)
		_, err = w.Write([]byte(putJsonResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/get-json", func(w http.ResponseWriter, r *http.Request) {
		fmt.Println("get-json")

		w.WriteHeader(http.StatusOK)
		_, err := w.Write([]byte(getJsonResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/post", func(w http.ResponseWriter, r *http.Request) {
		request, err := io.ReadAll(r.Body)
		if err != nil {
			t.Fatal(err)
		}

		if string(request) != postData {
			t.Fatal(err)
		}

		fmt.Println("post Receive:", string(request))

		w.WriteHeader(http.StatusOK)
		_, err = w.Write([]byte(postResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/delete", func(w http.ResponseWriter, r *http.Request) {
		fmt.Println("delete")

		w.WriteHeader(http.StatusOK)
		_, err := w.Write([]byte(deleteResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/put", func(w http.ResponseWriter, r *http.Request) {
		request, err := io.ReadAll(r.Body)
		if err != nil {
			t.Fatal(err)
		}

		if string(request) != putData {
			t.Fatal(err)
		}

		fmt.Println("put Receive:", string(request))

		w.WriteHeader(http.StatusOK)
		_, err = w.Write([]byte(putResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	mux.HandleFunc("/get", func(w http.ResponseWriter, r *http.Request) {
		fmt.Println("get")

		w.WriteHeader(http.StatusOK)
		_, err := w.Write([]byte(getResponse))
		if err != nil {
			t.Fatal(err)
		}

		wg.Done()
	})

	srv := &http.Server{
		Addr:    invokeServerAddress,
		Handler: mux,
	}

	go func() {
		wgServer.Done()
		err := srv.ListenAndServe()
		if err != nil && err != http.ErrServerClosed {
			panic(err)
		}
	}()

	return srv
}