mida

Description:

mida

Mida.so - Server-side A/B Testing and Feature Flags #
This is a server-side A/B testing and feature flags code that allows you to integrate with the Mida platform. The code is written in JavaScript and can be used in a Node.js environment.
Prerequisites #
Before using this code, make sure you have the following set up:

Flutter and Dart installed on your machine
A Mida.so account with project and experiment key

Installation #

Download this plugin
Import the necessary dependencies by adding in as plugin with path as following command into pubspec.yaml:

dev_dependencies:
mida:
path: ../mida-core
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Usage #
To use the server-side A/B testing and feature flags code, follow these steps:

Import the Mida package into your code:

import 'package:mida/mida.dart';
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Create an instance of the Mida class by providing your Mida project key:

final mida = Mida(publicKey: 'YOUR_PROJECT_KEY');
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A/B Testing #

Use the getExperiment method to retrieve the current version of an experiment for a user. You need to provide the experiment key and the distinct ID of the user:

final version = await mida.getExperiment(experimentKey: 'EXPERIMENT_KEY', distinctId: 'USER_DISTINCT_ID');
if (version == 'Control') {
// Handle Control logic
}
if (version == 'Variant 1') {
// Handle Variant 1 logic
}
// Depending on how many variants you have created
if (version == 'Variant 2') {
// Handle Variant 2 logic
}
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Use the setEvent method to log an event for a user. You need to provide the event name and the distinct ID of the user:

final event = await mida.setEvent(eventName: 'EVENT_NAME', distinctId: 'USER_DISTINCT_ID');
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User Attributes #

Use the setAttribute method to set user attributes for a specific user. You need to provide the distinct ID of the user and an object containing the attribute key-value pairs:

final track = await mida.setAttribute(properties: {gender: 'male', company_name: 'Apple Inc'}, distinctId: 'USER_DISTINCT_ID');
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API Reference #
Mida(projectKey, options) #

projectKey: (required) Your Mida project key.
userId: (optional) Your default user ID.

getExperiment(experimentKey, distinctId) #

experimentKey: (required) The key of the experiment you want to get the version of.
distinctId: (optional) The distinct ID of the user that other than default user ID.
Returns a Response that resolves to the version of the experiment.

setEvent(eventName, distinctId) #

eventName: (required) The name of the event you want to log.
distinctId: (optional) The distinct ID of the user that other than default user ID.
Returns a Response that resolves when the event is successfully logged.

setAttribute(distinctId, properties) #

properties: (required) An object containing the attribute key-value pairs.
distinctId: (optional) The distinct ID of the user that other than default user ID.
Returns a Response that resolves when the attributes are successfully set.

Contributing #
Contributions are welcome! If you find any issues or have suggestions for improvement, please create a pull request.
License #
This code is open source and available under the MIT License.