CODEWITHSUNDEEP
c#.netif-statementconditional-statements
Dylan Godfrey
Dylan Godfrey

Reputation: 103

Simplify conditional if statement c#

I have an if statement that becoming a bit cumbersome. I want to know if there's a better way of going about multiple similar if statements such as combining into one or using a different conditional statement such as a while or do loop. Any suggestions are appreciated.

if (options.OpenCloseOverridesOptions != null && !options.OpenCloseOverridesOptions.AreEqual(OpenCloseOverridesOptions))
            return false;

        if (options.DeliveryOpenCloseOverridesOptions != null && !options.DeliveryOpenCloseOverridesOptions.AreEqual(DeliveryOpenCloseOverridesOptions))
            return false;

        if (options.PickupOpenCloseOverridesOptions != null && !options.PickupOpenCloseOverridesOptions.AreEqual(PickupOpenCloseOverridesOptions))
            return false;

        if (options.PickupServiceWindowOverridesOptions != null && !options.PickupServiceWindowOverridesOptions.AreEqual(PickupServiceWindowOverridesOptions))
            return false;

        if (options.DeliveryServiceWindowOverridesOptions != null && !options.DeliveryServiceWindowOverridesOptions.AreEqual(DeliveryServiceWindowOverridesOptions))
            return false;

        if (options.ServiceWindowOverridesOptions != null && !options.ServiceWindowOverridesOptions.AreEqual(ServiceWindowOverridesOptions))
            return false;

        if (options.LineItemsOptions != null && !options.LineItemsOptions.AreEqual(LineItemsOptions))
            return false;

the rundown is I am basically checking if an object is null, if not use an extension method to determine if a similar object is equal. (I'm not overriding isEquals and getHashCode ). if the object is null I cannot call the areEquals extension method so that check is necessary.

Upvotes: 3

Views: 604

Answers (3)

mm8
mm8

Reputation: 169420

Use the safe-navigation operator that was introduced in C#6 and a single if statement with several conditions, e.g.:

if (options.OpenCloseOverridesOptions?.AreEqual(OpenCloseOverridesOptions) != true
    || options.DeliveryOpenCloseOverridesOptions?.AreEqual(DeliveryOpenCloseOverridesOptions) != true
    || options.PickupOpenCloseOverridesOptions?.AreEqual(PickupOpenCloseOverridesOptions) != true)
    return false;

Upvotes: 1

D-Shih
D-Shih

Reputation: 46249

If you want to return bool you can return the condition directly.

We can use another skill (De Morgan's laws) let! into the statement, that will reverse all logic, let the code more clear.

return  
    (options.OpenCloseOverridesOptions == null || options.OpenCloseOverridesOptions.AreEqual(OpenCloseOverridesOptions)) &&
    (options.DeliveryOpenCloseOverridesOptions == null || options.DeliveryOpenCloseOverridesOptions.AreEqual(DeliveryOpenCloseOverridesOptions)) &&
    (options.PickupOpenCloseOverridesOptions == null || options.PickupOpenCloseOverridesOptions.AreEqual(PickupOpenCloseOverridesOptions))&&
    (options.PickupServiceWindowOverridesOptions == null || options.PickupServiceWindowOverridesOptions.AreEqual(PickupServiceWindowOverridesOptions) &&
    (options.DeliveryServiceWindowOverridesOptions == null || options.DeliveryServiceWindowOverridesOptions.AreEqual(DeliveryServiceWindowOverridesOptions)&&
    (options.ServiceWindowOverridesOptions == null || options.ServiceWindowOverridesOptions.AreEqual(ServiceWindowOverridesOptions)&&
    (options.LineItemsOptions == null || options.LineItemsOptions.AreEqual(LineItemsOptions)

Upvotes: 1

ace23
ace23

Reputation: 142

Try this: 

if (options.OpenCloseOverridesOptions != null && !options.OpenCloseOverridesOptions?.AreEqual(OpenCloseOverridesOptions)
        || !options.DeliveryOpenCloseOverridesOptions?.AreEqual(DeliveryOpenCloseOverridesOptions)
        || !options.PickupOpenCloseOverridesOptions?.AreEqual(PickupOpenCloseOverridesOptions))
        return false;

Upvotes: 1

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