package queryapi_test

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	queryapi "queryorchestration/api/queryAPI"
	"queryorchestration/internal/client"
	clientupdate "queryorchestration/internal/client/update"
	"queryorchestration/internal/database/repository"
	"queryorchestration/internal/serviceconfig"
	"queryorchestration/internal/serviceconfig/queue/clientsync"
	"queryorchestration/internal/test"

	"github.com/labstack/echo/v4"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

type ClientConfig struct {
	serviceconfig.BaseConfig
	clientsync.ClientSyncConfig
}

func TestCreateClient(t *testing.T) {
	t.Parallel()
	cfg := &serviceconfig.BaseConfig{}
	net := test.GetNetwork(t)
	test.CreateDB(t, cfg, net, &test.CreateDatabaseConfig{})

	cons := queryapi.NewControllers(&queryapi.Services{
		Client: client.New(cfg),
	})

	body := queryapi.ClientCreate{
		Name: "example_name",
		Id:   "external_id",
	}

	ctx, rec := createContextWithBody(t, body)

	err := cons.CreateClient(ctx)
	require.NoError(t, err)
	assert.Equal(t, http.StatusCreated, rec.Code)
	assertBody(t, rec, queryapi.ClientIDBody{
		Id: body.Id,
	})

	client, err := cfg.GetDBQueries().GetClient(t.Context(), "external_id")
	require.NoError(t, err)
	assert.Equal(t, "example_name", client.Name)
	assert.Equal(t, "external_id", client.Clientid)
}

func TestGetClient(t *testing.T) {
	t.Parallel()
	cfg := &serviceconfig.BaseConfig{}
	net := test.GetNetwork(t)
	test.CreateDB(t, cfg, net, &test.CreateDatabaseConfig{})

	cons := queryapi.NewControllers(&queryapi.Services{
		Client: client.New(cfg),
	})

	id := "client_id"

	err := cfg.GetDBQueries().CreateClient(t.Context(), &repository.CreateClientParams{
		Clientid: id,
		Name:     "client_name",
	})
	require.NoError(t, err)
	err = cfg.GetDBQueries().AddClientCanSync(t.Context(), &repository.AddClientCanSyncParams{
		Clientid: id,
		Cansync:  true,
	})
	require.NoError(t, err)

	ctx, rec := createContext(t)

	err = cons.GetClient(ctx, id)
	require.NoError(t, err)
	assert.Equal(t, http.StatusOK, rec.Code)
	assertBody(t, rec, queryapi.DocClient{
		Id:      id,
		Name:    "client_name",
		CanSync: true,
	})
}

func TestUpdateClient(t *testing.T) {
	t.Parallel()
	cfg := &ClientConfig{}
	net := test.GetNetwork(t)
	test.CreateDB(t, cfg, net, &test.CreateDatabaseConfig{})

	cons := queryapi.NewControllers(&queryapi.Services{
		ClientUpdate: clientupdate.New(cfg, &clientupdate.Services{
			Client: client.New(cfg),
		}),
	})

	id := "client_id"

	err := cfg.GetDBQueries().CreateClient(t.Context(), &repository.CreateClientParams{
		Clientid: id,
		Name:     "client_name",
	})
	require.NoError(t, err)

	newClientName := "new_name"
	body := queryapi.ClientUpdate{
		Name: &newClientName,
	}

	ctx, rec := createContextWithBody(t, body)

	err = cons.UpdateClient(ctx, id)
	require.NoError(t, err)
	assert.Equal(t, http.StatusOK, rec.Code)
	assert.Empty(t, rec.Body.String())

	client, err := cfg.GetDBQueries().GetClient(t.Context(), "client_id")
	require.NoError(t, err)
	assert.Equal(t, "new_name", client.Name)
}

func createContext(t testing.TB) (echo.Context, *httptest.ResponseRecorder) {
	return createContextWithBody(t, struct{}{})
}

func createContextWithBody(t testing.TB, body interface{}) (echo.Context, *httptest.ResponseRecorder) {
	bodyBytes, err := json.Marshal(body)
	require.NoError(t, err)

	e := echo.New()
	req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(string(bodyBytes)))
	req.Header.Set(echo.HeaderContentType, echo.MIMEApplicationJSON)
	rec := httptest.NewRecorder()
	return e.NewContext(req, rec), rec
}

func assertBody[T any](t testing.TB, rec *httptest.ResponseRecorder, expected T) {
	res := getBody[T](t, rec)
	assert.EqualExportedValues(t, expected, res)
}

func getBody[T any](t testing.TB, rec *httptest.ResponseRecorder) T {
	var res T
	err := json.Unmarshal(rec.Body.Bytes(), &res)
	require.NoError(t, err)

	return res
}