package test

import (
	"encoding/json"
	"io"
	"os"
	"testing"

	"github.com/aws/aws-sdk-go-v2/service/textract"
	"github.com/google/go-cmp/cmp"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func GetTextractFileResponse(t testing.TB, filename string) map[string][]textract.DetectDocumentTextOutput {
	file, err := os.Open(filename)
	require.NoError(t, err)
	defer file.Close()

	decoder := json.NewDecoder(file)
	var out map[string][]textract.DetectDocumentTextOutput
	err = decoder.Decode(&out)
	require.NoError(t, err)

	return out
}

func AssertStringToReader(t testing.TB, expected string, actual io.Reader) {
	actualBytes, err := io.ReadAll(actual)
	require.NoError(t, err)
	actualStr := string(actualBytes)
	if !assert.Equal(t, expected, actualStr) {
		diff := cmp.Diff(expected, actualStr)
		t.Logf("Detailed diff (-expected +actual):\n%s", diff)
	}
}