package usecase

import (
	"testing"

	"cmroubao/backend-api/internal/domain"
)

func TestDeviceOrderCommandSHA256MatchesMobileContractVector(t *testing.T) {
	command := domain.DeviceOrderCommand{
		ID:                          "00000000-0000-4000-8000-000000000009",
		SchemaVersion:               1,
		Type:                        "CREATE_PENDING_ORDER",
		AuthorizationVersion:        3,
		TaskID:                      "00000000-0000-4000-8000-000000000001",
		ExecutionID:                 "00000000-0000-4000-8000-000000000002",
		TaskContentSHA256:           repeatForCommandTest("a"),
		OriginalSKU:                 "红色 M",
		Quantity:                    2,
		CandidateKey:                "candidate-key-1",
		ObservedOrdinal:             1,
		CandidateTitle:              "红色连衣裙",
		CandidateSKUText:            "红色 / M",
		CandidatePriceText:          "19.90 CNY",
		CardSignature:               repeatForCommandTest("b"),
		DetailSignature:             repeatForCommandTest("c"),
		DetailEvidenceSHA256:        repeatForCommandTest("d"),
		SpecificationEvidenceSHA256: repeatForCommandTest("e"),
	}

	got, err := DeviceOrderCommandSHA256(command)
	if err != nil {
		t.Fatalf("DeviceOrderCommandSHA256() error = %v", err)
	}
	const want = "cf3cd802366d4de49d51940551385f7e5bd3283ef18cbf245a227c679d1058f3"
	if got != want {
		t.Fatalf("DeviceOrderCommandSHA256() = %q, want %q", got, want)
	}
}

func repeatForCommandTest(value string) string {
	result := ""
	for len(result) < 64 {
		result += value
	}
	return result
}