package test_test

import (
	"fmt"
	"net/http"
	"path/filepath"
	"strings"
	"testing"

	"allaboutapps.dev/aw/go-starter/internal/api"
	"allaboutapps.dev/aw/go-starter/internal/config"
	"allaboutapps.dev/aw/go-starter/internal/test"
	"allaboutapps.dev/aw/go-starter/internal/util"
	"github.com/go-openapi/strfmt"
	"github.com/go-openapi/swag"
	"github.com/labstack/echo/v4"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

type TestRequestPayload struct {
	Name string `json:"name"`
}

type TestResponsePayload struct {
	Hello string `json:"hello"`
}

// Validate validates this request payload
func (m *TestRequestPayload) Validate(_ strfmt.Registry) error {
	return nil
}

// MarshalBinary interface implementation
func (m *TestRequestPayload) MarshalBinary() ([]byte, error) {
	if m == nil {
		return nil, nil
	}

	res, err := swag.WriteJSON(m)
	if err != nil {
		return nil, fmt.Errorf("failed to marshal binary: %w", err)
	}

	return res, nil
}

// UnmarshalBinary interface implementation
func (m *TestRequestPayload) UnmarshalBinary(b []byte) error {
	var res TestRequestPayload
	if err := swag.ReadJSON(b, &res); err != nil {
		return fmt.Errorf("failed to unmarshal binary: %w", err)
	}
	*m = res
	return nil
}

// Validate validates this response payload
func (m *TestResponsePayload) Validate(_ strfmt.Registry) error {
	return nil
}

// MarshalBinary interface implementation
func (m *TestResponsePayload) MarshalBinary() ([]byte, error) {
	if m == nil {
		return nil, nil
	}

	res, err := swag.WriteJSON(m)
	if err != nil {
		return nil, fmt.Errorf("failed to marshal binary: %w", err)
	}

	return res, nil
}

// UnmarshalBinary interface implementation
func (m *TestResponsePayload) UnmarshalBinary(b []byte) error {
	var res TestResponsePayload
	if err := swag.ReadJSON(b, &res); err != nil {
		return fmt.Errorf("failed to unmarshal binary: %w", err)
	}
	*m = res
	return nil
}

func TestWithTestServer(t *testing.T) {
	test.WithTestServer(t, func(server1 *api.Server) {
		test.WithTestServer(t, func(server2 *api.Server) {
			path := "/testing-f679dbac-62bb-445d-b7e8-9f2c71ca382c"

			// add an new route to s1 for the purpose of this test.
			server1.Echo.POST(path, func(c echo.Context) error {
				var body TestRequestPayload
				if err := util.BindAndValidateBody(c, &body); err != nil {
					t.Fatal(err)
				}

				response := TestResponsePayload{
					Hello: body.Name,
				}

				return util.ValidateAndReturn(c, http.StatusOK, &response)
			})

			payload := test.GenericPayload{
				"name": "Mario",
			}

			res1 := test.PerformRequest(t, server1, "POST", path, payload, nil)
			assert.Equal(t, http.StatusOK, res1.Result().StatusCode)

			var response1 TestResponsePayload
			test.ParseResponseAndValidate(t, res1, &response1)

			assert.Equal(t, "Mario", response1.Hello)

			res2 := test.PerformRequest(t, server2, "POST", path, payload, nil)
			assert.Equal(t, http.StatusNotFound, res2.Result().StatusCode)
		})
	})
}

func TestWithTestServerFromDump(t *testing.T) {
	dumpFile := filepath.Join(util.GetProjectRootDir(), "/test/testdata/plain.sql")

	serverConfig := config.DefaultServiceConfigFromEnv()
	dumpConfig := test.DatabaseDumpConfig{DumpFile: dumpFile, ApplyMigrations: true, ApplyTestFixtures: true}

	test.WithTestServerFromDump(t, dumpConfig, func(server1 *api.Server) {
		test.WithTestServerConfigurableFromDump(t, serverConfig, dumpConfig, func(server2 *api.Server) {
			var db1Name string
			if err := server1.DB.QueryRowContext(t.Context(), "SELECT current_database();").Scan(&db1Name); err != nil {
				t.Fatal(err)
			}

			var db2Name string
			if err := server2.DB.QueryRowContext(t.Context(), "SELECT current_database();").Scan(&db2Name); err != nil {
				t.Fatal(err)
			}

			require.NotEqual(t, db1Name, db2Name)

			// same dumpConfig settings - must be same base template hash.
			db1Hash := strings.Split(strings.Join(strings.Split(db1Name, "integresql_test_"), ""), "_")[0]
			db2Hash := strings.Split(strings.Join(strings.Split(db2Name, "integresql_test_"), ""), "_")[0]

			require.Equal(t, db1Hash, db2Hash)
		})
	})
}