using LCU.Library.Internal.IncentiveApiModels.Entities;
using LCU.Library.Internal.IncentiveApiModels.Enums;

namespace LCU.API.Internal.Operations.IncentiveApi.Services.AutoDecision;

public class DebtProtectionDecisionStrategy : IDecisionStrategy
{
    private const Product DecidableProduct = Product.DebtProtection;

    public bool CanDecideActivity(Activity activity)
    {
        return activity.Product == DecidableProduct;
    }

    public async Task<ActivityStateChange> DecideActivity(Activity activity)
    {
        if (
            activity.MatchingDpAccessoryActivityId != 0
            && activity.Detail.DebtProtectionAddDate != null
            && activity.Detail.DebtProtectionRemoveDate == null
        )
        {
            return await Task.FromResult(new ActivityStateChange
            {
                AcceptedDate = activity.Detail.DebtProtectionAddDate?.AddHours(12),
                ActivityId = activity.Id,
                ActivityMatchId = activity.MatchingDpAccessoryActivityId,
                Note = $"{DecidableProduct} Added From Activity Id: {activity.MatchingDpAccessoryActivityId}, Auto-Decision: {ActivityState.Accepted}",
                State = ActivityState.Accepted
            });
        }

        if (
            activity.MatchingDpAccessoryActivityId != 0
            && activity.Detail.DebtProtectionAddDate != null
            && activity.Detail.DebtProtectionRemoveDate != null
        )
        {
            return await Task.FromResult(new ActivityStateChange
            {
                AcceptedDate = activity.Detail.DebtProtectionRemoveDate?.AddHours(12),
                ActivityId = activity.Id,
                ActivityMatchId = activity.MatchingDpAccessoryActivityId,
                Note = $"Debt Protection Removed From Activity Id: {activity.MatchingDpAccessoryActivityId}, Auto-Decision: {ActivityState.Rejected}",
                State = ActivityState.Rejected
            });
        }

        return await Task.FromResult(new ActivityStateChange
        {
            AcceptedDate = activity.Accepted.Date.AddHours(12),
            ActivityId = activity.Id,
            Note = $"Unable To Auto-Decision: {ActivityState.ManualReview}",
            State = ActivityState.ManualReview
        });
    }
}