class NewTab {
    constructor() {
        // chrome.history.search({
        //     text: ''
        // }, function (results) {
        //     console.log(results);
        // })
        this.input = document.querySelector(".search input");
        this.input.focus();

        this.ThemeClickChange();
        this.SearchInput();
        this.clearSearch();
    }

    clearSearch () {
        var clear = document.querySelector(".clear");
        console.log(clear);
        clear.onclick = () => {
            this.input.value = "";
        }
    }

    /**
     * 主题切换
     */
    ThemeClickChange () {
        var body = document.querySelector("body"),
            theme = document.querySelector(".themeChange img");

        // 当前为黑夜  
        if (localStorage.getItem("status") != null) {
            body.className = "night";
            theme.setAttribute("src", "./img/day.svg")
            localStorage.setItem("status", "night")
        }    

        theme.onclick = () => {
            // 如果当前白天，切换为黑夜
            if (body.classList.length == 0) {
                body.className = "night";
                theme.setAttribute("src", "./img/day.svg")
                localStorage.setItem("status", "night")
            } else {
                body.className = "";
                theme.setAttribute("src", "./img/night.svg");
                localStorage.removeItem("status")
            }
        }


    }

    SearchInput() {
        this.input.onkeydown = (event) => {
            if (event.keyCode == 13) {
                if (this.input.value.length != 0) {
                    window.open(`https://www.google.com/search?q=${this.input.value}`)
                }
            }
        }
    }

}

new NewTab()

// chrome.bookmarks.getTree(function (result) {
//     console.log(result);
// })



// chrome.system.cpu.getInfo(function (res) {
//     console.log(res);
// });