@saleor/app-sdk/handlers/aws-lambda/index.mjs

SDK for building great Saleor Apps

import {
  GenericSaleorWebhook,
  ManifestActionHandler,
  ProtectedActionValidator,
  RegisterActionHandler
} from "../../chunk-6WJWQ3UC.mjs";
import "../../chunk-WR25JCBM.mjs";
import "../../chunk-NHGUNOYT.mjs";
import "../../chunk-FTAQRPFZ.mjs";
import "../../chunk-DMVVCVUO.mjs";
import "../../chunk-SAZABKLB.mjs";
import "../../chunk-UCTHLSSD.mjs";
import {
  createDebug
} from "../../chunk-CPDLIPGD.mjs";

// src/handlers/platforms/aws-lambda/platform-adapter.ts
var AwsLambdaAdapter = class {
  constructor(event, context) {
    this.event = event;
    this.context = context;
    // This stage name is used when no stage name is provided in AWS CDK
    // this means that stage name is not appended to the lambda URL
    this.DEFAULT_STAGE_NAME = "$default";
    this.request = event;
  }
  getHeader(requestedName) {
    const name = requestedName.toLocaleLowerCase();
    return this.request.headers[name] || null;
  }
  async getBody() {
    if (!this.request.body) {
      return null;
    }
    return JSON.parse(this.request.body);
  }
  async getRawBody() {
    if (!this.request.body) {
      return null;
    }
    return this.request.body;
  }
  getBaseUrl() {
    const xForwardedProto = this.getHeader("x-forwarded-proto") || "https";
    const host = this.getHeader("host");
    const xForwardedProtos = Array.isArray(xForwardedProto) ? xForwardedProto.join(",") : xForwardedProto;
    const protocols = xForwardedProtos.split(",");
    const protocol = protocols.find((el) => el === "https") || protocols.find((el) => el === "http") || protocols[0];
    const { stage } = this.event.requestContext;
    if (stage && stage !== this.DEFAULT_STAGE_NAME) {
      return `${protocol}://${host}/${stage}`;
    }
    return `${protocol}://${host}`;
  }
  get method() {
    return this.event.requestContext.http.method;
  }
  async send(result) {
    const body = result.bodyType === "json" ? JSON.stringify(result.body) : result.body;
    return {
      statusCode: result.status,
      headers: {
        "Content-Type": result.bodyType === "json" ? "application/json" : "text/plain"
      },
      body
    };
  }
};

// src/handlers/platforms/aws-lambda/create-app-register-handler.ts
var createAppRegisterHandler = (config) => async (event, context) => {
  const adapter = new AwsLambdaAdapter(event, context);
  const useCase = new RegisterActionHandler(adapter);
  const result = await useCase.handleAction(config);
  return adapter.send(result);
};

// src/handlers/platforms/aws-lambda/create-manifest-handler.ts
var createManifestHandler = (config) => async (event, context) => {
  const adapter = new AwsLambdaAdapter(event, context);
  const actionHandler = new ManifestActionHandler(adapter);
  const result = await actionHandler.handleAction(config);
  return adapter.send(result);
};

// src/handlers/platforms/aws-lambda/create-protected-handler.ts
var createProtectedHandler = (handlerFn, apl, requiredPermissions) => async (event, context) => {
  const adapter = new AwsLambdaAdapter(event, context);
  const actionValidator = new ProtectedActionValidator(adapter);
  const validationResult = await actionValidator.validateRequest({
    apl,
    requiredPermissions
  });
  if (validationResult.result === "failure") {
    return adapter.send(validationResult.value);
  }
  const saleorContext = validationResult.value;
  try {
    return await handlerFn(event, context, saleorContext);
  } catch (err) {
    return {
      statusCode: 500,
      body: "Unexpected Server Error"
    };
  }
};

// src/handlers/platforms/aws-lambda/saleor-webhooks/saleor-webhook.ts
var debug = createDebug("SaleorWebhook");
var SaleorWebApiWebhook = class extends GenericSaleorWebhook {
  /**
   * Wraps provided function, to ensure incoming request comes from registered Saleor instance.
   * Also provides additional `context` object containing typed payload and request properties.
   */
  createHandler(handlerFn) {
    return async (event, context) => {
      const adapter = new AwsLambdaAdapter(event, context);
      const prepareRequestResult = await super.prepareRequest(adapter);
      if (prepareRequestResult.result === "sendResponse") {
        return prepareRequestResult.response;
      }
      debug("Incoming request validated. Call handlerFn");
      return handlerFn(event, context, {
        ...prepareRequestResult.context
      });
    };
  }
};

// src/handlers/platforms/aws-lambda/saleor-webhooks/saleor-async-webhook.ts
var SaleorAsyncWebhook = class extends SaleorWebApiWebhook {
  constructor(configuration) {
    super(configuration);
    this.eventType = "async";
    this.event = configuration.event;
  }
  createHandler(handlerFn) {
    return super.createHandler(handlerFn);
  }
};

// src/handlers/platforms/aws-lambda/saleor-webhooks/saleor-sync-webhook.ts
var SaleorSyncWebhook = class extends SaleorWebApiWebhook {
  constructor(configuration) {
    super(configuration);
    this.eventType = "sync";
    this.event = configuration.event;
  }
  createHandler(handlerFn) {
    return super.createHandler(handlerFn);
  }
};
export {
  AwsLambdaAdapter,
  SaleorAsyncWebhook,
  SaleorSyncWebhook,
  createAppRegisterHandler,
  createManifestHandler,
  createProtectedHandler
};