'use strict';

/**
 *
 *
 * @author Mai
 * @date
 * @version
 */


(function($){
    $.ledger_att = function (setting) {
        if (!setting.selector) return;
        const obj = $(setting.selector);
        const pageLength = 20;
        let curNode = null, curPage = 0;
        obj.html(
            '<div class="sjs-bar">\n' +
            '    <ul class="nav nav-tabs">\n' +
            '        <li class="nav-item"><a class="nav-link active" data-toggle="tab" href="#att-cur" role="tab" att-type="cur" id="att-cur-button">当前节点</a></li>\n' +
            '        <li class="nav-item"><a class="nav-link" data-toggle="tab" href="#att-all" role="tab" att-type="all">所有附件</a></li>\n' +
            '        <li class="nav-item ml-auto pt-1">\n' +
            '            <a href="javascript:void(0);" id="batch-download" class="btn btn-sm btn-primary" type="curr">批量下载</a>\n' +
            '            <span id="showPage" style="display: none"><a href="javascript:void(0);" class="page-select ml-3" content="pre"><i class="fa fa-chevron-left"></i></a> <span id="att-cur-page">1</span>/<span id="att-total-page">10</span> <a href="javascript:void(0);" class="page-select mr-3" content="next"><i class="fa fa-chevron-right"></i></a></span>\n' +
            (setting.readOnly ? '' : '            <a href="#upload" data-toggle="modal" data-target="#upload"  class="btn btn-sm btn-outline-primary ml-3">上传</a>\n') +
            '        </li>\n' +
            '    </ul>\n' +
            '</div>\n' +
            '<div class="sjs-sh tab-content">\n' +
            '    <div class="tab-pane active" id="att-cur" style="height: 100%">\n' +
            '        <div style="overflow:auto; overflow-x:hidden; height: 100%">\n' +
            '            <div class="mt-1 mb-1" id="att-cur-hint"></div>\n' +
            '            <table class="table table-sm table-bordered table-hover" style="word-break:break-all; table-layout: fixed">\n' +
            '                <thead><tr><th width="25"><input type="checkbox" class="check-all-file"><th>文件名</th><th width="80">上传</th><th width="80">操作</th></tr></thead>\n' +
            '                <tbody id="cur-att-list" class="list-table"></tbody>\n' +
            '            </table>\n' +
            '        </div>\n' +
            '    </div>\n' +
            '    <div class="tab-pane" id="att-all" style="height: 100%">\n' +
            '        <div style="overflow:auto; overflow-x:hidden; height: 100%">\n' +
            '            <table class="table table-sm table-bordered table-hover" style="word-break:break-all; table-layout: fixed">\n' +
            '                <thead><tr><th width="25"><input type="checkbox" class="check-all-file"></th><th>文件名</th><th width="80">上传</th><th width="80">操作</th></tr></thead>\n' +
            '                <tbody id="all-att-list" class="list-table"></tbody>\n' +
            '           </table>\n' +
            '        </div>\n' +
            '    </div>\n' +
            '</div>'
        );
        autoFlashHeight();
        $('#att-cur-button')[0].click();

        let allAtts = [], nodeIndexes = {};

        const getAttHtml = function(att, tipNode = false) {
            const html = [];
            html.push('<tr>');
            html.push(`<td width="25"><input type="checkbox" class="check-file" file-id=${att.id}></td>`);
            let nodeInfo = '';
            if (tipNode && att.node) nodeInfo = `${att.node.code || att.node.b_code || ''}/${att.node.name || ''}`;
            const tipHtml = nodeInfo ? `${nodeInfo}\n${att.in_time}` : att.in_time;// nodeInfo ? `${nodeInfo}<br/>${att.in_time}` : att.in_time;
            const tipType = 'title='; //'data-toggle="tooltip" data-html="true" data-placement="left" data-original-title=';
            html.push(`<td><div class="d-flex"><a href="javascript:void(0)" ${tipType}"${tipHtml}" class="pl-0 col-11" file-id=${att.id}>${att.filename}${att.fileext}</a></div></td>`);
            html.push(`<td>${att.username}</td>`);
            const canDel = setting.readOnly ? false : att.uid === userID && (!setting.checked || att.extra_upload);
            html.push('<td width="80">',
                `<a class="ml-1" href="javascript:void(0)" ${tipType}"定位" name="att-locate" file-id="${att.id}"><i class="fa fa-crosshairs"></i></a>`,
                att.viewpath ? `<a class="ml-1" href="${att.viewpath}" ${tipType}"预览"  target="_blank"><i class="fa fa-eye"></i></a>` : '',
                `<a class="ml-1" href="javascript:void(0)" ${tipType}"下载" onclick="AliOss.downloadFile('${att.filepath}', '${att.filename}${att.fileext}')"><i class="fa fa-download"></i></a>`,
                canDel ? `<a class="ml-1 text-danger" href="javascript:void(0)" name="att-delete" file-id="${att.id}"><i class="fa fa-close" ${tipType}"删除"></i></a>` : '',
                '</td>');
            html.push('</tr>');
            return html.join('');
        };
        const refreshCurAttHtml = function () {
            const html = [];
            const atts = curNode ? (nodeIndexes[curNode[setting.key]]) || [] : [];
            for (const att of atts) {
                html.push(getAttHtml(att));
            }
            $('#cur-att-list').html(html.join());
            $('[data-toggle="tooltip"]').tooltip();
        };
        const refreshAllAttHtml = function () {
            let curPage = parseInt($('#att-cur-page').text());
            if (allAtts.length === 0 && curPage !== 0) curPage = 0;
            if (allAtts.length > 0 && curPage === 0) curPage = 1;
            $('#att-cur-page').text(curPage);
            const pageNum = Math.ceil(allAtts.length/pageLength);
            $('#att-total-page').text(pageNum);
            const currPageAttData = allAtts.slice((curPage-1)*pageLength, curPage*pageLength);
            const html = [];
            for(const att of currPageAttData) {
                html.push(getAttHtml(att, true));
            }
            $('#all-att-list').html(html.join());
            $('[data-toggle="tooltip"]').tooltip();
        };
        const getAllAttHtml = function (page = 1) {
            curPage = allAtts.length ? page : 0;
            $('#att-cur-page').text(curPage);
            refreshAllAttHtml();
        };
        const getCurAttHtml = function (node) {
            curNode = node;
            if (curNode) {
                $('#att-cur-hint').text(`${curNode.code || curNode.b_code || ''}/${curNode.name || ''}`);
            } else {
                $('#att-cur-hint').text('');
            }
            refreshCurAttHtml();
        };

        // 选中行
        $('body').on('click', '#all-att-list tr', function() {
            $('#all-att-list tr').removeClass('bg-light');
            $(this).addClass('bg-light');
        });
        $('body').on('click', '#cur-att-list tr', function() {
            $('#cur-att-list tr').removeClass('bg-light');
            $(this).addClass('bg-light');
        });
        // 切换 当前节点/所有附件
        $('#fujian .nav-link').on('click', function () {
            const tabPanel = $(this).attr('att-type');
            if (tabPanel !== 'all') {
                $('#showPage').hide();
                $('#batch-download').prop('type', 'curr');
            } else {
                $('#showPage').show();
                $('#batch-download').prop('type', 'all')
            }
        });
        // 切换页数
        $('.page-select').on('click', function () {
            const totalPageNum = parseInt($('#att-total-page').text());
            const lastPageNum = parseInt($('#att-cur-page').text());
            const status = $(this).attr('content');
            if (status === 'pre' && lastPageNum > 1) {
                getAllAttHtml(lastPageNum-1);
                $('#showAttachment').hide();
                $('#att-all .check-all-file').prop('checked', false)
            } else if (status === 'next' && lastPageNum < totalPageNum) {
                getAllAttHtml(lastPageNum+1);
                $('#showAttachment').hide();
                $('#att-all .check-all-file').prop('checked', false)
            }
        });
        // 批量下载
        $('#batch-download').click(function() {
            const self = this;
            const files = [];
            const type = $(this).prop('type');
            let node = '';
            if (type === 'curr') {
                node = '#cur-att-list .check-file:checked'
            } else {
                node = '#all-att-list .check-file:checked'
            }
            $(node).each(function() {
                const fid = $(this).attr('file-id');
                const att = allAtts.find(function (item) {
                    return item.id === parseInt(fid);
                });
                att && files.push(att);
            });

            if (files.length === 0) return;

            $(self).attr('disabled', 'true');
            AliOss.zipFiles(files, setting.zipName, (fails) => {
                $(self).removeAttr('disabled');
                if (fails.length === 0) {
                    toastr.success('下载成功');
                } else {
                    toastr.warning(`下载成功(${fails.length}个文件下载失败)`);
                }
            }, () => {
                $(self).removeAttr('disabled');
                toastr.error('批量下载失败');
            });
        });
        // 上传附件
        $('#upload-file-btn').click(function () {
            if (!curNode) {
                toastr.error('请先选择台账节点');
                return false;
            }
            const files = $('#upload-file')[0].files;
            const formData = new FormData();
            formData.append('lid', curNode[setting.key]);
            for (const file of files) {
                if (file === undefined) {
                    toastr.error('未选择上传文件！');
                    return false;
                }
                const filesize = file.size;
                if (filesize > 30 * 1024 * 1024) {
                    toastr.error('存在上传文件大小过大！');
                    return false;
                }
                const fileext = '.' + file.name.toLowerCase().split('.').splice(-1)[0];
                if (whiteList.indexOf(fileext) === -1) {
                    toastr.error('只能上传指定格式的附件！');
                    return false;
                }
                formData.append('size', filesize);
                formData.append('file[]', file);
            }
            postDataWithFile(setting.uploadUrl, formData, function (data) {
                // 插入到attData中
                data.forEach(d => {
                    d.node = curNode;
                    allAtts.push(d);
                    _addToNodeIndex(d, true);
                });
                // 重新生成List
                refreshAllAttHtml();
                refreshCurAttHtml();

                $('#upload').modal('hide');
            }, function () {
                toastr.error('附件上传失败');
            });
            $('#upload-file').val('');
        });
        $('body').on('click', 'a[name=att-locate]', function () {
            const fid = this.getAttribute('file-id');
            const att = allAtts.find(item => item.id === parseInt(fid));
            setting.locate && setting.locate(att);
        });
        $('body').on('click', 'a[name=att-delete]', function () {
            const fid = this.getAttribute('file-id');
            const data = {id: fid};
            postData(setting.deleteUrl, data, function (result) {
                // 删除
                const att_index = allAtts.findIndex(item => { return item.id === parseInt(fid); });
                const att = allAtts[att_index];
                allAtts.splice(att_index, 1);
                const xi = nodeIndexes[att.node[setting.key]];
                xi.splice(xi.findIndex(x => { return x.id === parseInt(fid); }), 1);
                // 重新生成List
                if (allAtts.length === 1) {
                    getAllAttHtml();
                } else {
                    refreshAllAttHtml();
                }
                refreshCurAttHtml();
            });
        });
        // 监听附件check是否选中
        $('.list-table').on('click', '.check-file', function() {
            const checkedList = $(this).parents('.list-table').children().find('input:checked');
            const childs = $(this).parents('.list-table').children().length;
            const checkBox = $(this).parents('.list-table').parent().find('.check-all-file');
            if (checkedList.length === childs) {
                checkBox.prop("checked", true);
            } else {
                checkBox.prop("checked", false);
            }
        });
        $('.check-all-file').click(function() {
            const isCheck = $(this).is(':checked');
            $(this).parents('table').find('.list-table').each(function() {
                $(this).find('input:checkbox').prop("checked", isCheck);
            })
        });

        const _addToNodeIndex = function(att, isTop = false) {
            const id = att[setting.key];
            if (!nodeIndexes[id]) {
                nodeIndexes[id] = [];
            }
            let xi = nodeIndexes[id];
            isTop ? xi.unshift(att) : xi.push(att);
        };
        const loadDatas = function (datas) {
            for (const d of datas) {
                allAtts.push(d);
                _addToNodeIndex(d);
            }
            getAllAttHtml();
        };

        return { loadDatas, getCurAttHtml }
    };
})(jQuery);