package lulu

import (
	"encoding/json"
	"fmt"
	"os"
	"strings"
	"testing"

	"github.com/stretchr/testify/require"
)

const (
	clientKeyPath    = "testdata/clientkey"
	clientSecretPath = "testdata/clientsecret"

	apiKeyPage = "https://developers.sandbox.com/user-profile/api-keys"

	interiorUrl = "https://www.dropbox.com/sh/p3zh22vzsaegiri/AACOUn3LFKsITDzylh13bQpsa/161025/thesis2.pdf?dl=1"
	coverUrl    = "https://www.dropbox.com/sh/p3zh22vzsaegiri/AADP367j0bTWlt8fCu-_tm2ia/161025/139056_cover.pdf?dl=1"
)

var (
	clientKey    string
	clientSecret string
)

func TestMain(m *testing.M) {
	if b, err := os.ReadFile(clientKeyPath); err == nil {
		clientKey = strings.TrimSpace(string(b))
	} else {
		fmt.Fprintf(os.Stderr, "%v\nCopy and paste your \"client key\" from the API Keys page into %s\n%s\n", err, clientKeyPath, apiKeyPage)
		os.Exit(1)
	}
	if b, err := os.ReadFile(clientSecretPath); err == nil {
		clientSecret = strings.TrimSpace(string(b))
	} else {
		fmt.Fprintf(os.Stderr, "%v\nCopy and paste your \"client secret\" from the API Keys page into %s\n%s\n", err, clientSecretPath, apiKeyPage)
		os.Exit(1)
	}

	m.Run()
}

func TestMarshalValidateInteriorReq(t *testing.T) {
	t.Parallel()

	want := `{
	"source_url": "https://example.com/interior.pdf",
	"pod_package_id": "0850X1100.BW.STD.LW.060UW444.MNG"
}`

	req := validateInteriorReq{
		"https://example.com/interior.pdf",
		PkgId{
			UsLetter,
			Mono,
			Standard,
			LinenWrap,
			P60UncoatedWhite,
			Matte,
			NavyLinen,
			GoldFoil},
	}

	requireJsonEq(t, want, req)
}

func TestMarshalValidateInteriorBasicReq(t *testing.T) {
	t.Parallel()
	requireJsonEq(t,
		`{"source_url": "https://example.com/interior.pdf"}`,
		validateInteriorBasicReq{"https://example.com/interior.pdf"})
}

func TestUnmarshalInteriorValidationRecord(t *testing.T) {
	t.Parallel()
	data := []byte(`{
  "id": 1,
  "source_url": "https://www.dropbox.com/sh/p3zh22vzsaegiri/AACOUn3LFKsITDzylh13bQpsa/161025/thesis2.pdf?dl=1",
  "page_count": 210,
  "errors": null,
  "status": "VALIDATING",
  "valid_pod_package_ids": null
}`)
	var rec InteriorValidationRecord
	err := json.Unmarshal(data, &rec)
	require.NoError(t, err)
	require.Equal(t,
		InteriorValidationRecord{
			1,
			"https://www.dropbox.com/sh/p3zh22vzsaegiri/AACOUn3LFKsITDzylh13bQpsa/161025/thesis2.pdf?dl=1",
			210,
			"",
			StatusValidating,
			nil},
		rec)
}

func TestValidateInterior(t *testing.T) {
	c := newClient(t)
	pkg := PkgId{
		UsTrade,
		Mono,
		Standard,
		Perfect,
		P60UncoatedWhite,
		Gloss,
		NoLinen,
		NoFoil,
	}
	id, err := c.ValidateInterior(interiorUrl, pkg)
	require.NoError(t, err)
	require.NotZero(t, id)
}

func TestValidateInteriorBasic(t *testing.T) {
	c := newClient(t)
	id, err := c.ValidateInteriorBasic(interiorUrl)
	require.NoError(t, err)
	require.NotZero(t, id)
}

func TestGetInteriorValidation(t *testing.T) {
	t.Fail() // TODO
}

func newClient(t *testing.T) *Client {
	t.Helper()
	c, err := NewClient(t.Context(), clientKey, clientSecret)
	require.NoError(t, err)
	return c
}

func requireJsonEq(t *testing.T, expected string, actual any) {
	t.Helper()
	jactual, err := json.Marshal(actual)
	require.NoError(t, err)
	require.JSONEq(t, expected, string(jactual))
}