//
// Created by WebID Solutions GmbH | www.webid-solutions.de.
// See the file "LICENSE" for the full license governing this code.
//

import Foundation

class EWebIDEnv {
    struct WebIDEnv: Equatable {
        let  uri: URLComponents
        let  username: String
        let  apiKey: String
        let  name: String
        let  pinningCerts: [SecCertificate]

        static func == (lhs: WebIDEnv, rhs: WebIDEnv) -> Bool {
            return (lhs.uri == rhs.uri  && lhs.name == rhs.name)
        }
        static func != (lhs: WebIDEnv, rhs: WebIDEnv) -> Bool {
            return (!(lhs == rhs))
        }
    }

    static let TEST = WebIDEnv(
        uri: URLComponents(string: "https://test.webid-solutions.de")!,
        username: Credentials.demoUsernameTest,
        apiKey: Credentials.demoApiKeyTest,
        name: "Test",
        pinningCerts: EWebIDEnv.getPinningCerts(certResourceNames: [
            "test.webid-solutions.de-valid_until_2026.02.21",
            "test.webid-solutions.de_2025.02.22"
        ])
    )
    
    static  let PRODUCTION = WebIDEnv(
        uri: URLComponents(string: "https://webid-gateway.de")!,
        username: Credentials.demoUsernameProduction,
        apiKey: Credentials.demoApiKeyProduction,
        name: "",
        pinningCerts: EWebIDEnv.getPinningCerts(certResourceNames: [
            "webid-gateway.de_valid_until_2025.10.17"
        ])
    )

    static func getPinningCerts(certResourceNames: [String]) -> [SecCertificate] {
        var certificates: [SecCertificate] = []
        for certResourceName in certResourceNames {
            let url = Bundle.main.url(
                forResource: certResourceName,
                withExtension: "cer"
            )!
            let localCertificate = try! Data(contentsOf: url) as CFData
            if let certificate = SecCertificateCreateWithData(
                nil,
                localCertificate
            ) {
                certificates.append(certificate)
            }
        }
        return certificates
    }
}