https://github.com/ayayalar/DotNetRuleEngine

.net standard v2
https://github.com/ayayalar/DotNetRuleEngine

rule rule-engine rules rules-engine rules-processor

Last synced: 2 months ago
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.net standard v2

• Host: GitHub
• URL: https://github.com/ayayalar/DotNetRuleEngine
• Owner: ayayalar
• Created: 2017-04-12T21:34:20.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2019-12-31T23:51:12.000Z (about 5 years ago)
• Last Synced: 2024-10-06T16:05:37.972Z (3 months ago)
• Topics: rule, rule-engine, rules, rules-engine, rules-processor
• Language: C#
• Homepage:
• Size: 44.9 KB
• Stars: 35
• Watchers: 3
• Forks: 7
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
> DotNetRuleEngine allows you to write your code as series of rules to keep your code clean and structured. Supports both **synchronous** and **asynchronous** patterns and it adheres to **S.O.L.I.D** design principles.

### A few reasons use DotNetRuleEngine ###

- Adheres to S.O.L.I.D

- Testable code.

- Encapsulates varying behavior. Such as business rules.

```csharp

PM> Install-Package DotNetRuleEngine

```

Nuget package available at: [DotNetRuleEngine](https://www.nuget.org/packages/DotNetRuleEngine "DotNetRuleEngine")

Get Started at: [DotNetRuleEngine Wiki](https://github.com/ayayalar/DotNetRuleEngine/wiki)

[![Build Status](https://dev.azure.com/ayayalar/ayayalar/_apis/build/status/ayayalar.DotNetRuleEngine?branchName=master)](https://dev.azure.com/ayayalar/ayayalar/_build/latest?definitionId=1&branchName=master)

## Example

#### Model

```csharp

public class Order

{

    public int Id { get; set; }

    public decimal Total { get; set; }

    public bool FreeShipping { get; set; }

}

Order order = new Order { Id = 1, Total = 79.99 };

```

#### Install DotNetRuleEngine

```install-package dotnetruleengine```

#### Create Rule(s)

*Create a rule to update FreeShipping attribute if the amount is greater than $50.00*

```csharp

public class QualifiesForFreeShipping: Rule

{   

    public override IRuleResult Invoke()

    {

        if (Model.Total > 50.0m)

        {

            Model.FreeShipping = true;

        }

        

        return null;

    }

}

```

#### Invoke Rule(s)

```csharp    

var ruleResults = RuleEngine.GetInstance(order)

    .ApplyRules(new QualifiesForFreeShipping())

    .Execute()

```