// (c) Copyright Ascensio System SIA 2010-2022
//
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
// any third-party rights.
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For details, see
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namespace ASC.Core.Common.Quota;
public interface ITenantQuotaFeatureChecker
{
    public Task CheckUsed(TenantQuota value);
    string Exception { get; }
}


public abstract class TenantQuotaFeatureChecker<T, T1> : ITenantQuotaFeatureChecker where T : TenantQuotaFeature<T1> where T1 : IComparable<T1>
{
    protected readonly ITenantQuotaFeatureStat<T, T1> _tenantQuotaFeatureStatistic;
    protected readonly TenantManager _tenantManager;

    public abstract string Exception { get; }

    public TenantQuotaFeatureChecker(ITenantQuotaFeatureStat<T, T1> tenantQuotaFeatureStatistic, TenantManager tenantManager)
    {
        _tenantQuotaFeatureStatistic = tenantQuotaFeatureStatistic;
        _tenantManager = tenantManager;
    }

    public async Task CheckUsed()
    {
        var quota = _tenantManager.GetCurrentTenantQuota();
        var used = await _tenantQuotaFeatureStatistic.GetValue();
        Check(quota, used);
    }

    public virtual async Task CheckUsed(TenantQuota quota)
    {
        var used = await _tenantQuotaFeatureStatistic.GetValue();
        Check(quota, used);
    }

    public void CheckAdd(T1 newValue)
    {
        CheckAdd(_tenantManager.GetCurrentTenant().Id, newValue);
    }

    public virtual void CheckAdd(int tenantId, T1 newValue)
    {
        var quota = _tenantManager.GetTenantQuota(tenantId);
        Check(quota, newValue);
    }

    protected void Check(TenantQuota quota, T1 newValue)
    {
        var val = quota.GetFeature<T>().Value;

        if (newValue.CompareTo(val) > 0)
        {
            throw new TenantQuotaException(string.Format(Exception, val));
        }
    }
}