import { AllowedHostsValidator } from "./allowedHostsValidator.js";
import { validateProtocol } from "./validateProtocol.js";
/** Authenticate a request by using an API Key */
export class ApiKeyAuthenticationProvider {
    /**
     * @param apiKey The API Key to use for authentication
     * @param parameterName The name of the parameter to use for authentication
     * @param location The location of the parameter to use for authentication
     * @param validHosts The hosts that are allowed to use this authentication provider
     */
    constructor(apiKey, parameterName, location, validHosts) {
        this.apiKey = apiKey;
        this.parameterName = parameterName;
        this.location = location;
        if (apiKey === undefined || apiKey === "") {
            throw new Error("apiKey cannot be null or empty");
        }
        if (parameterName === undefined || parameterName === "") {
            throw new Error("parameterName cannot be null or empty");
        }
        if (location !== ApiKeyLocation.QueryParameter && location !== ApiKeyLocation.Header) {
            throw new Error("location must be either QueryParameter or Header");
        }
        this.validator = new AllowedHostsValidator(validHosts);
    }
    authenticateRequest(request, 
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    additionalAuthenticationContext) {
        const url = request.URL;
        if (!url || !this.validator.isUrlHostValid(url)) {
            return Promise.resolve();
        }
        validateProtocol(url);
        switch (this.location) {
            case ApiKeyLocation.QueryParameter:
                request.URL += (url.includes("?") ? "&" : "?") + this.parameterName + "=" + this.apiKey;
                break;
            case ApiKeyLocation.Header:
                request.headers.add(this.parameterName, this.apiKey);
                break;
        }
        return Promise.resolve();
    }
}
/** The location for the API key */
export var ApiKeyLocation;
(function (ApiKeyLocation) {
    /** The API key is in the query parameters */
    ApiKeyLocation[ApiKeyLocation["QueryParameter"] = 0] = "QueryParameter";
    /** The API key is in the headers */
    ApiKeyLocation[ApiKeyLocation["Header"] = 1] = "Header";
})(ApiKeyLocation || (ApiKeyLocation = {}));
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