react-native-klarna-inapp-sdk/lib/module/KlarnaSignInSDK.js

This library wraps Klarna Mobile SDK and exposes its functionality as React Native components.

import RNKlarnaSignIn from './specs/NativeKlarnaSignIn';
// declare a class that receive the KlarnaSignInProps in the initializer and expose a method to sign in
export class KlarnaSignInSDK {
  constructor(props, instanceId) {
    this.environment = props.environment;
    this.region = props.region;
    this.returnUrl = props.returnUrl;
    this.instanceId = instanceId;
  }
  static async createInstance(props) {
    if (props.returnUrl.trim() === '') {
      return new Promise((_, reject) => {
        const sdkError = {
          isFatal: true,
          message: 'Invalid or null return URL',
          name: 'KlarnaSignInMissingReturnUrl'
        };
        reject(sdkError);
      });
    }
    return new Promise((resolve, reject) => {
      let instanceId = Math.random().toString(36).substring(2, 15);
      RNKlarnaSignIn.init(instanceId, props.environment, props.region, props.returnUrl).then(_ => {
        resolve(new KlarnaSignInSDK(props, instanceId));
      }).catch(error => {
        const errorInfo = error.userInfo;
        const sdkError = {
          isFatal: errorInfo.isFatal,
          message: errorInfo.message,
          name: errorInfo.name,
          sessionId: errorInfo.sessionId,
          params: errorInfo.params
        };
        reject(sdkError);
      });
    });
  }
  dispose() {
    return RNKlarnaSignIn.dispose(this.instanceId);
  }
  signIn(clientId, scope, market, locale, tokenizationId) {
    const scopes = scope.split(' ');
    const tokenizationScopes = ['payment:customer_not_present', 'payment:customer_present'];
    const isTokenizationScopeIncluded = tokenizationScopes.some(value => scopes.includes(value));
    if (isTokenizationScopeIncluded && (!tokenizationId || tokenizationId.trim() === '')) {
      return new Promise((_, reject) => {
        const sdkError = {
          isFatal: false,
          message: `Found ${tokenizationScopes} in scope but tokenizationId is empty.`,
          name: 'KlarnaSignInMissingTokenizationId'
        };
        reject(sdkError);
      });
    }
    return new Promise((resolve, reject) => {
      RNKlarnaSignIn.signIn(this.instanceId, clientId, scope, market, locale, tokenizationId).then(result => {
        resolve(result);
      }).catch(error => {
        const errorInfo = error.userInfo;
        const sdkError = {
          isFatal: errorInfo.isFatal,
          message: errorInfo.message,
          name: errorInfo.name,
          sessionId: errorInfo.sessionId,
          params: errorInfo.params
        };
        reject(sdkError);
      });
    });
  }
}
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