@energica-city/shared-amplify-utils/dist/middleware/websocket/WebSocketMiddlewareChain.js

Shared utilities for AWS Amplify projects

import { MiddlewareChain } from '../middlewareChain';
export function createWebSocketChain(config = {}) {
    return new MiddlewareChain(config);
}
export function wrapWebSocketHandler(chain, handler) {
    return async (event, context) => {
        const input = { event, context };
        return await chain.execute(input, handler);
    };
}
export function createAllowPolicy(principalId, resourceArn = '*', action = 'execute-api:Invoke', context = {}) {
    return {
        principalId,
        policyDocument: {
            Version: '2012-10-17',
            Statement: [{ Effect: 'Allow', Action: action, Resource: resourceArn }],
        },
        context,
    };
}
export function createDenyPolicy(principalId, resourceArn = '*', action = 'execute-api:Invoke') {
    return {
        principalId,
        policyDocument: {
            Version: '2012-10-17',
            Statement: [{ Effect: 'Deny', Action: action, Resource: resourceArn }],
        },
    };
}
export function getModelsFromInput(input) {
    if (!input.models) {
        throw new Error('Models not available. Ensure WebSocketModelInitializer middleware is used before this handler.');
    }
    return input.models;
}
export function getModelFromInput(input, modelName) {
    const models = getModelsFromInput(input);
    const model = models[modelName];
    if (!model) {
        throw new Error(`Model '${String(modelName)}' not found. Available models: ${Object.keys(models).join(', ')}`);
    }
    return model;
}
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