"use strict"
function run () {
    var oauth2 = window.opener.swaggerUIRedirectOauth2
    var sentState = oauth2.state
    var redirectUrl = oauth2.redirectUrl
    var isValid, qp, arr

    if (/code|token|error/.test(window.location.hash)) {
        qp = window.location.hash.substring(1).replace("?", "&")
    } else {
        qp = location.search.substring(1)
    }

    arr = qp.split("&")
    arr.forEach(function (v,i,_arr) { _arr[i] = '"' + v.replace("=", '":"') + '"' })
    qp = qp ? JSON.parse("{" + arr.join() + "}",
            function (key, value) {
                return key === "" ? value : decodeURIComponent(value)
            }
    ) : {}

    isValid = qp.state === sentState

    if ((
        oauth2.auth.schema.get("flow") === "accessCode" ||
        oauth2.auth.schema.get("flow") === "authorizationCode" ||
        oauth2.auth.schema.get("flow") === "authorization_code"
    ) && !oauth2.auth.code) {
        if (!isValid) {
            oauth2.errCb({
                authId: oauth2.auth.name,
                source: "auth",
                level: "warning",
                message: "Authorization may be unsafe, passed state was changed in server Passed state wasn't returned from auth server"
            })
        }

        if (qp.code) {
            delete oauth2.state
            oauth2.auth.code = qp.code
            oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl})
        } else {
            let oauthErrorMsg
            if (qp.error) {
                oauthErrorMsg = "["+qp.error+"]: " +
                    (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") +
                    (qp.error_uri ? "More info: "+qp.error_uri : "")
            }

            oauth2.errCb({
                authId: oauth2.auth.name,
                source: "auth",
                level: "error",
                message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server"
            })
        }
    } else {
        oauth2.callback({auth: oauth2.auth, token: qp, isValid: isValid, redirectUrl: redirectUrl})
    }
    window.close()
}

if( document.readyState !== "loading" ) {
    run()
} else {
    document.addEventListener("DOMContentLoaded", function () {
    run()
    })
}
