package acr

import (
	"chain"
	"chain/runtime"

	"gno.land/p/nt/ufmt"
)

const (
	SetListLimitEvent = "SetListLimit"
)

var (
	listLimit int = 100 // Max items per list query
)

// SetListLimit sets the max items per list query (admin only)
func SetListLimit(cur realm, limit int) {
	caller := runtime.PreviousRealm().Address()
	assertIsAdmin(caller)
	if limit < 1 {
		panic("limit must be at least 1")
	}

	oldLimit := listLimit
	listLimit = limit

	chain.Emit(
		SetListLimitEvent,
		"admin", caller.String(),
		"oldLimit", ufmt.Sprintf("%d", oldLimit),
		"newLimit", ufmt.Sprintf("%d", limit),
	)
}

// GetListLimit returns the max items per list query
func GetListLimit() int {
	return listLimit
}