function getParam(sname) {
    var params = location.search.substr(location.search.indexOf("?") + 1);
    var sval = "";
    params = params.split("&");
    for (var i = 0; i < params.length; i++) {
        temp = params[i].split("=");
        if ([temp[0]] == sname) {
            sval = temp[1];
        }
    }
    return sval;
}

function removeAllOption(id) {
    const select = document.getElementById(id);
    for (let i = select.options.length - 1; i >= 0; i--) {
        select.remove(i);
    }
}

function addOption(type, value, disabled) {
    const select = document.getElementById(type);
    const option = document.createElement("option");
    option.text = value;
    option.value = value;
    option.disabled = disabled
    select.add(option);
}

function addOptions(type, jsonArray, defaultOption) {
    addOption(type, defaultOption, false)
    addOption(type, '-----------------------', true)
    for (let i = 0; i < jsonArray.length; i++) {
        addOption(type, jsonArray[i], false)
    }
}

function openKakaoTalk() {
    window.open('https://pf.kakao.com/_aGLTG/chat', '_blank');
}

function setCookie(cookieName, value, days) {
    var date = new Date();
    date.setDate(date.getDate() + days);
    var cookieValue = escape(value) + ((days == null) ? '' : '; expires=' + date.toUTCString());
    document.cookie = cookieName + '=' + cookieValue;
}

function getCookie(cookieName) {
    var x, y;
    var val = document.cookie.split(';');

    for (var i = 0; i < val.length; i++) {
        x = val[i].substr(0, val[i].indexOf('='));
        y = val[i].substr(val[i].indexOf('=') + 1);
        x = x.replace(/^\s+|\s+$/g, ''); // 앞과 뒤의 공백 제거하기
        if (x == cookieName) {
            return unescape(y); // unescape로 디코딩 후 값 리턴
        }
    }
    return ""
}

function getCurrentDate() {
    const today = new Date();
    const year = today.getFullYear();
    const month = String(today.getMonth() + 1).padStart(2, '0');
    const day = String(today.getDate()).padStart(2, '0');
    return `${year}.${month}.${day}`;
}

function isMobile() {
    return /Mobi|Android|iPhone|iPad|iPod/i.test(navigator.userAgent);
}

// Amplitude 초기화 및 로깅 함수
var amplitudeReady = window.__loanNamuAmplitudeReady || false;

function initAmplitude() {
    // Amplitude SDK 동적 로드
    if (!window.amplitude) {
        (function(e,t){var n=e.amplitude||{_q:[],_iq:{}};var r=t.createElement("script")
        ;r.type="text/javascript"
        ;r.integrity="sha384-fUI/0bA1xDBf6EUz63EooFKnh6GRcNbA59KcJ/C91G5WByKS4ZwDLY8qENzezkJ/"
        ;r.crossOrigin="anonymous";r.async=true
        ;r.src="https://cdn.amplitude.com/libs/amplitude-8.21.9-min.gz.js"
        ;r.onload=function(){if(!e.amplitude.runQueuedFunctions){
        console.log("[Amplitude] Error: could not load SDK")}else{
        // API 키 설정
        amplitude.init("4711cf44e944856b0f0af8cdf8a56b72", null, {
            includeUtm: true,
            includeReferrer: true,
            platform: 'Web'
        });
        amplitudeReady = true;
        window.__loanNamuAmplitudeReady = true;
        console.log("[Amplitude] SDK initialized successfully");
        // 대기 중인 이벤트 처리
        if (window.pendingAmplitudeEvent) {
            logPageView(window.pendingAmplitudeEvent);
            window.pendingAmplitudeEvent = null;
        }
        }}
        ;var s=t.getElementsByTagName("script")[0];s.parentNode.insertBefore(r,s)
        ;function i(e,t){e.prototype[t]=function(){
        this._q.push([t].concat(Array.prototype.slice.call(arguments,0)));return this}}
        var o=function(){this._q=[];return this}
        ;var a=["add","append","clearAll","prepend","set","setOnce","unset","preInsert","postInsert","remove"]
        ;for(var c=0;c<a.length;c++){i(o,a[c])}n.Identify=o;var l=function(){this._q=[]
        ;return this}
        ;var u=["setProductId","setQuantity","setPrice","setRevenueType","setEventProperties"]
        ;for(var p=0;p<u.length;p++){i(l,u[p])}n.Revenue=l
        ;var d=["init","logEvent","logRevenue","setUserId","setUserProperties","setOptOut","setVersionName","setDomain","setDeviceId","enableTracking","setGlobalUserProperties","identify","clearUserProperties","setGroup","logRevenueV2","regenerateDeviceId","groupIdentify","onInit","onNewSessionStart","logEventWithTimestamp","logEventWithGroups","setSessionId","resetSessionId","getDeviceId","getUserId","setMinTimeBetweenSessionsMillis","setEventUploadThreshold","setUseDynamicConfig","setServerZone","setServerUrl","sendEvents","setLibrary","setTransport"]
        ;function v(t){function e(e){t[e]=function(){
        t._q.push([e].concat(Array.prototype.slice.call(arguments,0)))}}
        for(var n=0;n<d.length;n++){e(d[n])}}v(n);n.getInstance=function(e){
        e=(!e||e.length===0?"$default_instance":e).toLowerCase()
        ;if(!Object.prototype.hasOwnProperty.call(n._iq,e)){n._iq[e]={_q:[]};v(n._iq[e])}
        return n._iq[e]};e.amplitude=n})(window,document);
    } else if (amplitude.init && !amplitudeReady) {
        // SDK는 로드되었지만 초기화되지 않은 경우
        amplitude.init("4711cf44e944856b0f0af8cdf8a56b72", null, {
            includeUtm: true,
            includeReferrer: true,
            platform: 'Web'
        });
        amplitudeReady = true;
        window.__loanNamuAmplitudeReady = true;
        console.log("[Amplitude] SDK initialized successfully");
    }
}

// 페이지 로깅 함수
function logPageView(pageName) {
    if (window.amplitude && amplitudeReady) {
        const urlParams = new URLSearchParams(window.location.search);

        const eventData = {
            page: pageName,
            url: window.location.href,
            referrer: document.referrer,
            timestamp: new Date().toISOString(),
            // 특정 파라미터들을 명시적으로 추가
            url_referrer: urlParams.get('referrer') || 'direct',
            url_tag: urlParams.get('tag') || 'none',
            url_test: urlParams.get('test') || 'none'
        };

        // 기타 모든 URL 파라미터도 추가 (중복되더라도 명확성을 위해)
        urlParams.forEach((value, key) => {
            eventData[`param_${key}`] = value;
        });

        window.amplitude.logEvent('page_view', eventData);
        console.log(`[Amplitude] Logged page_view: ${pageName}`, eventData);
    } else {
        // SDK가 아직 준비되지 않은 경우 대기
        window.pendingAmplitudeEvent = pageName;
        console.log(`[Amplitude] SDK not ready, queuing page_view: ${pageName}`);
    }
}