var baseurl = './jsondatas/'

/* 数据列表处理
	* api 需要获取的数据json文件
	* datas {
		** data_type 数据返回格式 'page || list || show' 默认'page'
		*** 'page': {
				total: (总条数)
				last_page: (总页数)
				data: (数据列表)
			}
		*** 'list': list(数据列表)
		*** 'show': {
				up: (上一条数据),
				down: (下一条数据),
				info: (详情内容)
			}
		** page 当前页 默认1
		** limit 每页显示条数 默认10
		** category_id 分类id筛选
		** id  列表数据id筛选
		** sort 排序筛选 timeasc时间正序、timedesc时间倒序、sortasc排序id正序、sortdesc排序id倒序
		** list_type all取所有数据（包含所有子级） alone只取当前分类所有数据（不包含所有子级） 默认为alone
		** type 类型筛选（主要用于category.json分类筛选） goods产品 content文章 text信息 carousel轮播 image图片
		** search_name 标题筛选模糊查找
	} 数据筛选条件
	* callback 回调函数
*/
function requestdata(api, datas, callback, async = true) {
    var url = baseurl + api + '.json'
    $.ajax({
        url,
        async,
        success: function (data) {
            if (!datas) {
                callback(data)
            } else {
                var datainfo = filterdatalist(api, datas, data)
                // console.log(datainfo);
                callback(datainfo)
            }
        }
    })
}

/**
 * 排序方法
 */
function datasort(sort, arr) {
    if (sort) {
        arr.sort(function (a, b) {
            //a,b表示相邻的两个元素
            //若返回值>0,数组元素将按升序排列
            //若返回值<0,数组元素将按降序排列
            switch (sort) {
                case 'sortasc':
                    return a.sort - b.sort
                case 'sortdesc':
                    return b.sort - a.sort
                case 'timeasc':
                    return a.create_time - b.create_time
                case 'timedesc':
                    return b.create_time - a.create_time
            }
        })
    }
    return arr
}

/**
 * 数据列表处理
 */
function filterdatalist(api, condition, data) {
    var data_type = condition.data_type || 'page';
    var page = condition.page || 1
    var limit = condition.limit || 10
    var category_id = condition.category_id
    var id = condition.id
    var sort = condition.sort
    var type = condition.type
    var list_type = condition.list_type || 'alone'
    var search_name = condition.search_name
    var search_key = condition.search_key
    // 是否启用精确搜索
    var exact_search = condition.exact_search || false
    var newdata = data
    var total = data.length
    var last_page = limit > -1 ? math.ceil(total / limit) : 1
    var up, down
    var search_to_lowercase = condition.search_to_lowercase || false // 是否开启大小写转换
    var search_in_intro_detail = condition.search_in_intro_detail || false // 是否开启从简介和详情中搜索
    newdata.foreach(item => {
        if (item.create_time) {
            item.create_time = new date(item.create_time.replace(/-/g, '/')).gettime()
        }
    })

    var is_top = condition.is_top || 0
    if (is_top && is_top == '1') {
        newdata = newdata.filter(item => item.is_top == is_top)
    }
    if (is_top && is_top == '2') {
        newdata = newdata.filter(item => item.is_top == 0)
    }

    newdata = datasort(sort, newdata)
    if (category_id && list_type == 'alone') {
        newdata = newdata.filter(item => {
            if (api == 'category' || api == 'navigation') {
                return item.pid == category_id
            } else {
                // return item.category_id == category_id
                return item.category_id.split(',').some(item => category_id.split(',').includes(item))
            }
        })
    }
    if (category_id && (list_type == 'all' || list_type == 'children')) {
        var catelist, catelist_;
        var type_category = api
        if (api == 'category' || api == 'navigation') {
            type_category = type
            if (api == 'navigation') {
                type_category = 'navigation'
            }
        }
        requestdata('category', {type: type_category, sort: sort, limit: -1, data_type: 'list'}, function (res) {
            catelist = res
        }, false)
        // console.log(catelist, 'catelist')
        catelist_ = catelist.filter(item => {
            return item.id == category_id
        })
        if (list_type == 'children' && catelist_.length > 0) {
            catelist_ = childtree(catelist_[0].id)
        } else {
            catelist_ = catelist_.concat(childtree(category_id))
        }
        if (api == 'category' || api == 'navigation') {
            newdata = catelist_
        } else {
            newdata = newdata.filter(item => {
                return catelist_.find(prop => {
                    // return prop.id == item.category_id
                    return item.category_id && item.category_id.split(',').some(item_ => prop.id.includes(item_))
                })
            })
        }

        // 递归获取子分类
        function childtree(pid) {
            var tree = []
            var list = catelist.filter(item => {
                return item.pid == pid
            })
            if (list && list.length > 0) {
                if (list_type == 'children') {
                    tree = list.map(item => {
                        item.children = childtree(item.id)
                        return item
                    })
                } else {
                    tree = tree.concat(list)
                    list.foreach(item => {
                        tree = tree.concat(childtree(item.id))
                    })
                }
            }
            return tree
        }
    }
    if (type) {
        newdata = newdata.filter(item => item.type == type)
    }
    if (search_name) {
        if (search_to_lowercase) {
            search_name = search_name.tolowercase();
            if (search_in_intro_detail) {
                if (exact_search) {
                    newdata = newdata.filter(item => item.title === search_name || item.intro.tolowercase() === search_name || item.details.tolowercase() === search_name)
                } else {
                    newdata = newdata.filter(item => item.title.tolowercase().includes(search_name) || item.intro.tolowercase().includes(search_name) || item.details.tolowercase().includes(search_name))
                }
            } else {
                if (exact_search) {
                    newdata = newdata.filter(item => item.title === search_name)
                } else {
                    newdata = newdata.filter(item => item.title.tolowercase().includes(search_name))
                }
            }
        } else {
            if (search_in_intro_detail) {
                if (exact_search) {
                    newdata = newdata.filter(item => item.title === search_name || item.intro === search_name || item.details === search_name)
                } else {
                    newdata = newdata.filter(item => item.title.includes(search_name) || item.intro.includes(search_name) || item.details.includes(search_name))
                }
            } else {
                if (exact_search) {
                    newdata = newdata.filter(item => item.title === search_name)
                } else {
                    newdata = newdata.filter(item => item.title.includes(search_name))
                }
            }
        }
    }
    if (search_key) {
        if (search_to_lowercase) {
            search_key = search_key.tolowercase();
            newdata = newdata.filter(item => item.textb === search_key)
        }
    }
    if (id) {
        newdata = newdata.filter((item, index, arr) => {
            if (item.id == id) {
                up = (index == 0) ? null : arr[index - 1]
                down = (index == arr.length - 1) ? null : arr[index + 1]
            }
            return item.id == id
        })
        switch (api) {//goods产品、content文章、product商品、text信息、 carousel轮播、 image图片
            case 'content':
            case 'goods':
            case 'product':
            case 'text':
            case 'carousel':
            case 'image':
                // 浏览量记录
                jquery.post('https://jzt2.china9.cn/api/readnum/addread', {id: id, type: api}, function (e) {

                });
                break;
        }
    }
    total = newdata.length
    last_page = limit > -1 ? math.ceil(total / limit) : 1;
    if (limit > -1) {
        newdata = newdata.slice((page - 1) * limit, limit * page)
    }
    // console.log(limit, 'limit');
    // console.log(newdata, 'newdata');
    if (api != 'category' && api != 'navigation') {
        var catelists
        requestdata('category', {type: api, sort: sort, limit: -1, data_type: 'list'}, function (res) {
            catelists = res
        }, false)
        newdata.foreach(item => {
            if (item.category_id) {
                var catenew = catelists.filter(items => item.category_id.split(',').includes(items.id))
                if (catenew.length > 0) {
                    var pcate = catenew.concat(parenttree(catenew[0].pid))
                    pcate.reverse().foreach((item_, index) => {
                        if (item_.pid == 0) {
                            item_.level = 1
                        } else if (index > 0) {
                            if (item_.pid == pcate[index - 1].pid) {
                                item_.level = pcate[index - 1].level
                            } else {
                                item_.level = pcate[index - 1].level + 1
                            }
                        }
                    })
                    item.category = array.from(new set(pcate.reverse()))
                }
            }
        })

        // 递归获取父分类
        function parenttree(pid) {
            var tree_ = []
            var list_ = catelists.filter(item => {
                return item.id == pid
            })
            if (list_ && list_.length > 0) {
                tree_ = tree_.concat(list_)
                list_.foreach(item => {
                    tree_ = tree_.concat(parenttree(item.pid))
                })
            }
            return tree_
        }
    }
    if (data_type == 'page') {
        return {
            total,
            last_page,
            data: newdata
        }
    }
    if (data_type == 'list') {
        return newdata
    }
    if (data_type == 'show') {
        return {
            up,
            down,
            info: total > 0 ? newdata[0] : {}
        }
    }
}

/**
 * 日期格式转换
 * @param {string} time 时间戳
 * @param {string} format 日期格式 例：y-m-d h:i:s
 * y-m-d h:i:s 转换为2021-09-01 12:30:30
 * m-d h:i:s 转换为09-01 12:30:30
 * m-d h:i 转换为09-01 12:30
 * y年m月d日h时i分s秒 转换为2021年09月01日12时30分30秒
 */
function timestamp2string(time, format) {
    const datetime = new date()
    datetime.settime(time)
    if (time.tostring().length == 10) {
        datetime.settime(time * 1000)
    }
    const year = datetime.getfullyear()
    const month = datetime.getmonth() + 1 < 10 ? '0' + (datetime.getmonth() + 1) : datetime.getmonth() + 1
    const date = datetime.getdate() < 10 ? '0' + datetime.getdate() : datetime.getdate()
    const hour = datetime.gethours() < 10 ? '0' + datetime.gethours() : datetime.gethours()
    const minute = datetime.getminutes() < 10 ? '0' + datetime.getminutes() : datetime.getminutes()
    const second = datetime.getseconds() < 10 ? '0' + datetime.getseconds() : datetime.getseconds()
    // 返回字符串格式
    let dateinfo = ''
    const yindex = format.search('y')
    const mindex = format.search('m')
    const dindex = format.search('d')
    const hindex = format.search('h')
    const iindex = format.search('i')
    const sindex = format.search('s')
    dateinfo += `${str(year, yindex)}`
    dateinfo += `${str(month, mindex)}`
    dateinfo += `${str(date, dindex)}`
    dateinfo += `${str(hour, hindex)}`
    dateinfo += `${str(minute, iindex)}`
    dateinfo += `${str(second, sindex)}`
    return dateinfo

    function str(number, index) {
        if (index > -1) return `${number}${format.slice(index + 1, index + 2)}`
        else return ''
    }
}

//获取地址栏参数//可以是中文参数
function geturlparam(key) {
    // 获取参数
    var url = window.location.search;
    // 正则筛选地址栏
    var reg = new regexp("(^|&)" + key + "=([^&]*)(&|$)");
    // 匹配目标参数
    var result = url.substr(1).match(reg);
    //返回参数值
    return result ? decodeuricomponent(result[2]) : null;
}

// 动态修改网站信息
function changewebinfo(siteinfo) {
    /* 修改网站标题 */
    document.title = siteinfo.title
    /* 修改网站简介 */
    var $desc = document.queryselector('meta[name="description"]');
    if ($desc !== null) {
        $desc.content = siteinfo.description;
    } else {
        $desc = document.createelement("meta");
        $desc.name = "description";
        $desc.content = siteinfo.description;
        document.head.appendchild($desc);
    }
    /* 修改网站关键词 */
    var $keywords = document.queryselector('meta[name="keywords"]');
    if ($keywords !== null) {
        $keywords.content = siteinfo.keywords;
    } else {
        $keywords = document.createelement("meta");
        $keywords.name = "keywords";
        $keywords.content = siteinfo.keywords;
        document.head.appendchild($keywords);
    }
    /* 修改ico */
    var $favicon = document.queryselector('link[rel="icon"]');
    if ($favicon !== null) {
        $favicon.href = siteinfo.icon;
    } else {
        $favicon = document.createelement("link");
        $favicon.rel = "icon";
        $favicon.href = siteinfo.icon;
        document.head.appendchild($favicon);
    }
}

function base64() {
    // private property
    _keystr = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz0123456789+/=";
    // public method for encoding
    this.encode = function (input) {
        var output = "";
        var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
        var i = 0;
        input = _utf8_encode(input);
        while (i < input.length) {
            chr1 = input.charcodeat(i++);
            chr2 = input.charcodeat(i++);
            chr3 = input.charcodeat(i++);
            enc1 = chr1 >> 2;
            enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
            enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
            enc4 = chr3 & 63;
            if (isnan(chr2)) {
                enc3 = enc4 = 64;
            } else if (isnan(chr3)) {
                enc4 = 64;
            }
            output = output +
                _keystr.charat(enc1) + _keystr.charat(enc2) +
                _keystr.charat(enc3) + _keystr.charat(enc4);
        }
        return output;
    }
    // public method for decoding
    this.decode = function (input) {
        var output = "";
        var chr1, chr2, chr3;
        var enc1, enc2, enc3, enc4;
        var i = 0;
        input = input.replace(/[^a-za-z0-9\+\/\=]/g, "");
        while (i < input.length) {
            enc1 = _keystr.indexof(input.charat(i++));
            enc2 = _keystr.indexof(input.charat(i++));
            enc3 = _keystr.indexof(input.charat(i++));
            enc4 = _keystr.indexof(input.charat(i++));
            chr1 = (enc1 << 2) | (enc2 >> 4);
            chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
            chr3 = ((enc3 & 3) << 6) | enc4;
            output = output + string.fromcharcode(chr1);
            if (enc3 != 64) {
                output = output + string.fromcharcode(chr2);
            }
            if (enc4 != 64) {
                output = output + string.fromcharcode(chr3);
            }
        }
        output = _utf8_decode(output);
        return output;
    }
    // private method for utf-8 encoding
    _utf8_encode = function (string) {
        string = string.replace(/\r\n/g, "\n");
        var utftext = "";
        for (var n = 0; n < string.length; n++) {
            var c = string.charcodeat(n);
            if (c < 128) {
                utftext += string.fromcharcode(c);
            } else if ((c > 127) && (c < 2048)) {
                utftext += string.fromcharcode((c >> 6) | 192);
                utftext += string.fromcharcode((c & 63) | 128);
            } else {
                utftext += string.fromcharcode((c >> 12) | 224);
                utftext += string.fromcharcode(((c >> 6) & 63) | 128);
                utftext += string.fromcharcode((c & 63) | 128);
            }
        }
        return utftext;
    }
    // private method for utf-8 decoding
    _utf8_decode = function (utftext) {
        var string = "";
        var i = 0;
        var c = c1 = c2 = 0;
        while (i < utftext.length) {
            c = utftext.charcodeat(i);
            if (c < 128) {
                string += string.fromcharcode(c);
                i++;
            } else if ((c > 191) && (c < 224)) {
                c2 = utftext.charcodeat(i + 1);
                string += string.fromcharcode(((c & 31) << 6) | (c2 & 63));
                i += 2;
            } else {
                c2 = utftext.charcodeat(i + 1);
                c3 = utftext.charcodeat(i + 2);
                string += string.fromcharcode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
                i += 3;
            }
        }
        return string;
    }
}

// 网站访问统计
function statistics() {
    var url = window.location.hostname;
    jquery.post('https://jzt2.china9.cn/api/statistics/submit', {'url': url}, function (e) {

    });
}

statistics();