package validator

import (
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"

	"apskel-pos-be/internal/constants"
	"apskel-pos-be/internal/contract"
)

func TestWalletValidator_AdjustRequest(t *testing.T) {
	v := NewWalletValidator()

	ok := &contract.AdjustCustomerWalletRequest{Currency: " point ", Amount: -25, Reason: "  komplain #45  "}
	err, _ := v.ValidateAdjustRequest(ok)
	assert.NoError(t, err)
	assert.Equal(t, constants.WalletCurrencyPoint, ok.Currency, "currency is normalised")
	assert.Equal(t, "komplain #45", ok.Reason, "reason is trimmed")

	legit := &contract.AdjustCustomerWalletRequest{Currency: "COIN", Amount: 5, Reason: "Bayar tunai tapi poin tidak masuk"}
	err, _ = v.ValidateAdjustRequest(legit)
	assert.NoError(t, err, "mentioning a cash payment is not a cash-out")

	for name, req := range map[string]*contract.AdjustCustomerWalletRequest{
		"nil":               nil,
		"no currency":       {Amount: 5, Reason: "x"},
		"unknown currency":  {Currency: "GOLD", Amount: 5, Reason: "x"},
		"zero amount":       {Currency: "POINT", Amount: 0, Reason: "x"},
		"no reason":         {Currency: "POINT", Amount: 5, Reason: "   "},
		"reason too long":   {Currency: "POINT", Amount: 5, Reason: strings.Repeat("a", 256)},
		"cash-out reason":   {Currency: "POINT", Amount: -500, Reason: "Pencairan saldo ke rekening"},
		"cash-out, English": {Currency: "POINT", Amount: -500, Reason: "customer asked to cash out"},
		"long key":          {Currency: "POINT", Amount: 5, Reason: "x", IdempotencyKey: strings.Repeat("k", 51)},
	} {
		t.Run(name, func(t *testing.T) {
			err, code := v.ValidateAdjustRequest(req)
			assert.Error(t, err)
			assert.NotEmpty(t, code)
		})
	}
}