swift-aws-lambda-runtime/Sources/AWSLambdaEvents/S3.swift

//===----------------------------------------------------------------------===//
//
// This source file is part of the SwiftAWSLambdaRuntime open source project
//
// Copyright (c) 2017-2020 Apple Inc. and the SwiftAWSLambdaRuntime project authors
// Licensed under Apache License v2.0
//
// See LICENSE.txt for license information
// See CONTRIBUTORS.txt for the list of SwiftAWSLambdaRuntime project authors
//
// SPDX-License-Identifier: Apache-2.0
//
//===----------------------------------------------------------------------===//

import struct Foundation.Date

// https://docs.aws.amazon.com/lambda/latest/dg/with-s3.html

public enum S3 {
    public struct Event: Decodable {
        public struct Record: Decodable {
            public let eventVersion: String
            public let eventSource: String
            public let awsRegion: AWSRegion

            @ISO8601WithFractionalSecondsCoding
            public var eventTime: Date
            public let eventName: String
            public let userIdentity: UserIdentity
            public let requestParameters: RequestParameters
            public let responseElements: [String: String]
            public let s3: Entity
        }

        public let records: [Record]

        public enum CodingKeys: String, CodingKey {
            case records = "Records"
        }
    }

    public struct RequestParameters: Codable, Equatable {
        public let sourceIPAddress: String
    }

    public struct UserIdentity: Codable, Equatable {
        public let principalId: String
    }

    public struct Entity: Codable {
        public let configurationId: String
        public let schemaVersion: String
        public let bucket: Bucket
        public let object: Object

        enum CodingKeys: String, CodingKey {
            case configurationId
            case schemaVersion = "s3SchemaVersion"
            case bucket
            case object
        }
    }

    public struct Bucket: Codable {
        public let name: String
        public let ownerIdentity: UserIdentity
        public let arn: String
    }

    public struct Object: Codable {
        public let key: String
        public let size: UInt64
        public let urlDecodedKey: String?
        public let versionId: String?
        public let eTag: String
        public let sequencer: String
    }
}