package dnfbridge

import (
	"errors"
	"fmt"
	"testing"

	dnfdungeonadmission "longheng.io/server/internal/modules/dnf/dungeonadmission"
)

// 额度用尽必须映射成专用提示码（0xF6），而不是通用的"准备失败"。
//
// 这条覆盖单人入场路径：周常五图 [limit party count] 1，玩家只走单人路径，
// 撞上限时客户端应显示"今日入场次数已用尽"。
func TestAbisLimitExhaustionMapsToDedicatedReason(t *testing.T) {
	limitErr := &dnfdungeonadmission.LimitError{Snapshot: dnfdungeonadmission.Snapshot{
		Policy: dnfdungeonadmission.Policy{Key: "abis.weekly_day.4906.character.daily"},
		Used:   2, EffectiveLimit: 2,
	}}

	// 裸 LimitError。
	if got := currentDungeonAdmissionCounterFailureReason(limitErr); got != currentSelectDungeonDailyEntryLimitReachedReason {
		t.Fatalf("bare LimitError -> %#x want %#x", got, currentSelectDungeonDailyEntryLimitReachedReason)
	}

	// reserveCurrentDungeonAdmissionCounters 会用 fmt.Errorf("...: %w") 包装它，
	// 这里复现同一形状：必须仍然被识别。
	wrapped := fmt.Errorf("reserve character 1 dungeon admission counter: %w", limitErr)
	if got := currentDungeonAdmissionCounterFailureReason(wrapped); got != currentSelectDungeonDailyEntryLimitReachedReason {
		t.Fatalf("wrapped LimitError -> %#x want %#x", got, currentSelectDungeonDailyEntryLimitReachedReason)
	}
	if !errors.As(wrapped, new(*dnfdungeonadmission.LimitError)) {
		t.Fatal("errors.As must unwrap the reserve wrapper")
	}

	// 非额度类错误仍是通用提示。
	generic := fmt.Errorf("reserve character 1 dungeon admission counter: %w", errors.New("repository unavailable"))
	if got := currentDungeonAdmissionCounterFailureReason(generic); got != currentSelectDungeonPreparationRejectedReason {
		t.Fatalf("generic error -> %#x want %#x", got, currentSelectDungeonPreparationRejectedReason)
	}
	// 两者必须是不同的码，否则专用提示没有意义。
	if currentSelectDungeonDailyEntryLimitReachedReason == currentSelectDungeonPreparationRejectedReason {
		t.Fatal("dedicated limit reason must differ from the generic rejection reason")
	}
	t.Logf("limit reason=%#x generic reason=%#x", currentSelectDungeonDailyEntryLimitReachedReason, currentSelectDungeonPreparationRejectedReason)
}