@flagship.io/react-sdk/dist/src/FSFlag.js

Flagship REACT SDK

import { Flagship, FSFlagMetadata, FSFlagStatus } from '@flagship.io/js-sdk';
import { GET_FLAG_CAST_ERROR, noVisitorMessage } from './constants';
import { hasSameType, logInfo, logWarn, sprintf } from './utils';
export class FSFlag {
    key;
    flag;
    constructor(key, state) {
        const flagsData = state.flags;
        if (!state.hasVisitorData) {
            logWarn(Flagship.getConfig(), noVisitorMessage, 'GetFlag');
        }
        this.key = key;
        this.flag = flagsData?.get(key);
    }
    getValue(defaultValue) {
        if (!this.flag) {
            return defaultValue;
        }
        if (this.flag.value === null || this.flag.value === undefined) {
            return defaultValue;
        }
        if (defaultValue !== null && defaultValue !== undefined && !hasSameType(this.flag.value, defaultValue)) {
            logInfo(Flagship.getConfig(), sprintf(GET_FLAG_CAST_ERROR, this.key), 'getValue');
            return defaultValue;
        }
        return this.flag.value;
    }
    exists() {
        if (!this.flag) {
            return false;
        }
        return !!(this.flag.campaignId && this.flag.variationId && this.flag.variationGroupId);
    }
    async visitorExposed() {
        // do nothing
    }
    get metadata() {
        if (!this.flag) {
            return FSFlagMetadata.Empty();
        }
        return new FSFlagMetadata({
            campaignId: this.flag.campaignId,
            campaignName: this.flag.campaignName,
            variationGroupId: this.flag.variationGroupId,
            variationGroupName: this.flag.variationGroupName,
            variationId: this.flag.variationId,
            variationName: this.flag.variationName,
            isReference: !!this.flag.isReference,
            campaignType: this.flag.campaignType,
            slug: this.flag.slug
        });
    }
    get status() {
        if (!this.exists()) {
            return FSFlagStatus.NOT_FOUND;
        }
        return FSFlagStatus.FETCHED;
    }
}