{include file="public/header" /}
<div class="config-container">
    <div class="config-header" style="display:flex;justify-content: space-between;">
        <div>
            <span>编辑资源</span>
        </div>
        <div>
            <button type="button" class="layui-btn layui-btn-primary layui-btn-sm" onclick="goBack()">
                <i class="layui-icon layui-icon-return"></i>返回
            </button>
        </div>
    </div>
    <form class="layui-form" action="" method="post">
        <input type="hidden" name="id" value="{$resource.id|default=''}">
        <div class="layui-form-item">
            <label class="layui-form-label">资源名称</label>
            <div class="layui-input-block">
                <input type="text" name="title" required lay-verify="required" placeholder="请输入资源名称" autocomplete="off"
                    class="layui-input" value="{$resource.title|default=''}" lay-affix="clear">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">分类</label>
            <div class="layui-input-block">
                <select name="cate" lay-verify="required" lay-filter="cate">
                    <option value="">请选择分类</option>
                </select>
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">资源编号</label>
            <div class="layui-input-block">
                <input type="text" name="number" required lay-verify="required" placeholder="请输入分类编号" autocomplete="off"
                    class="layui-input" value="{$resource.number|default=''}" lay-affix="clear" disabled>
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">描述</label>
            <div class="layui-input-block">
                <textarea name="desc" placeholder="请输入资源描述" class="layui-textarea"
                    lay-affix="clear">{$resource.desc|default=''}</textarea>
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">上传者</label>
            <div class="layui-input-block">
                <input type="text" name="uploader" required lay-verify="required" placeholder="请输入上传者"
                    autocomplete="off" class="layui-input" value="{$resource.uploader|default=''}" lay-affix="clear">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">资源图标</label>
            <div class="layui-input-block">
                <button type="button" class="layui-btn" id="upload-btn">
                    <i class="layui-icon layui-icon-upload"></i> 图标上传
                </button>
                <div style="width: 120px;">
                    <div class="layui-upload-list">
                        <img class="layui-upload-img" id="upload-img"
                            style="width: 118px; height: 118px;object-fit: cover;">
                        <div id="upload-text"></div>
                    </div>
                    <div class="layui-progress layui-progress-big" lay-showPercent="yes" lay-filter="icon-progress">
                        <div class="layui-progress-bar" lay-percent=""></div>
                    </div>
                    <input type="hidden" name="icon" id="icon" value="">
                </div>
                <div class="layui-form-mid layui-word-aux">建议尺寸：128px * 128px</div>
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">资源文件</label>
            <div class="layui-input-block">
                <input type="text" name="fileurl" required placeholder="本地资源地址" autocomplete="off" class="layui-input"
                    value="{$resource.fileurl|default=''}" style="margin-bottom: 10px;" lay-affix="clear">
                <div class="layui-upload-drag" style="display: block;" id="ID-upload-demo-drag">
                    <i class="layui-icon layui-icon-upload"></i>
                    <div>点击上传，或将文件拖拽到此处</div>
                    <div class="layui-hide" id="ID-upload-demo-preview">
                        <hr>
                        <div class="file-info">
                            <i class="layui-icon layui-icon-file"></i>
                            <span class="file-name"></span>
                            <span class="file-size"></span>
                        </div>
                    </div>
                </div>
                <div class="layui-progress layui-progress-big" lay-showPercent="yes" lay-filter="file-progress"
                    style="margin-top: 10px;">
                    <div class="layui-progress-bar" lay-percent=""></div>
                </div>
                <input type="hidden" name="file" id="file" value="">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">资源链接</label>
            <div class="layui-input-block">
                <input type="text" name="url" required placeholder="百度网盘、115网盘、蓝奏云等" autocomplete="off"
                    class="layui-input" value="{$resource.url|default=''}" lay-affix="clear">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">分享码</label>
            <div class="layui-input-block">
                <input type="text" name="code" required placeholder="请输入分享码" autocomplete="off" class="layui-input"
                    value="{$resource.code|default=''}" lay-affix="clear">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">解压密码</label>
            <div class="layui-input-block">
                <input type="text" name="zipcode" required placeholder="请输入解压密码" autocomplete="off" class="layui-input"
                    value="{$resource.zipcode|default=''}" lay-affix="clear">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">排序</label>
            <div class="layui-input-block">
                <input type="number" name="sort" value="{$resource.sort|default='0'}" class="layui-input"
                    placeholder="数字越大越靠前" lay-affix="clear">
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">图片上传</label>
            <div class="layui-input-block">
                <div class="image-upload-container">
                    <button type="button" class="btn btn-primary" id="imageUpload">
                        <i class="fas fa-upload"></i> 多图片上传
                    </button>
                    <div class="image-preview-container" id="imagePreview">
                        {if condition="isset($resource.images) && !empty($resource.images)"}
                        {php}
                            $images = is_array($resource['images']) ? $resource['images'] : explode(',', $resource['images']);
                            if(empty($images[0])) {
                                $images = [$resource['images']];
                            }
                        {/php}
                        {volist name="images" id="image"}
                        <div class="image-preview-item" data-src="{$image}">
                            <img src="{$image}" alt="已上传图片">
                            <div class="image-preview-overlay">
                                <button type="button" class="delete-image">
                                <i class="layui-icon layui-icon-delete"></i> 
                                </button>
                            </div>
                            <p class="image-filename">{$image|basename}</p>
                        </div>
                        {/volist}
                        {/if}
                    </div>
                    <div class="upload-progress" id="imageProgress" style="display: none;">
                        <div class="progress-bar" role="progressbar" style="width: 0%"></div>
                    </div>
                    <input type="hidden" name="images" id="images" value="{$resource.images|default=''}">
                </div>
            </div>
        </div>

        <div class="layui-form-item layui-form-text">
            <label class="layui-form-label">内容</label>
            <div class="layui-input-block">
                <div id="editor—wrapper" id="content" name="content" style="border: 1px solid #ccc;">
                    <div id="toolbar-container" style="border-bottom: 1px solid #ccc;"><!-- 工具栏 --></div>
                    <div id="editor-container" style="height: 800px;"><!-- 编辑器 --></div>
                </div>
            </div>
        </div>

        <div class="layui-form-item">
            <div class="layui-input-block">
                <button class="layui-btn" lay-submit lay-filter="formSubmit">立即提交</button>
                <button type="reset" class="layui-btn layui-btn-primary">重置</button>
            </div>
        </div>
    </form>
</div>

<script src="/static/js/wangeditor.js"></script>
<script>
    layui.use(['form', 'layer'], function () {
        var form = layui.form;
        var layer = layui.layer;
        var $ = layui.$;
        var upload = layui.upload;
        var element = layui.element;

        // 获取资源详情
        var resourceId = $('input[name="id"]').val();
        var resourceData = null;

        if (resourceId) {
            $.get('{:url("resources/get")}', { id: resourceId }, function (res) {
                if (res.code == 0) {
                    resourceData = res.data;
                    console.log('Resource data:', resourceData); // 调试输出

                    // 设置表单值
                    $('input[name="title"]').val(resourceData.title || '');
                    $('select[name="cate"]').val(resourceData.cate || '');
                    form.render('select'); // 重新渲染select以显示选中值
                    $('textarea[name="desc"]').val(resourceData.desc || '');
                    $('input[name="uploader"]').val(resourceData.uploader || '');
                    $('input[name="url"]').val(resourceData.url || '');
                    $('input[name="code"]').val(resourceData.code || '');
                    $('input[name="sort"]').val(resourceData.sort || '0');
                    $('input[name="icon"]').val(resourceData.icon || '');
                    $('input[name="file"]').val(resourceData.file || '');

                    // 设置图标预览
                    if (resourceData.icon) {
                        $('#upload-img').attr('src', resourceData.icon);
                    }

                    // 设置文件预览
                    if (resourceData.file) {
                        $('#ID-upload-demo-preview').show();
                        $('.file-name').text(resourceData.file_name || '已上传文件');
                    }
                }
            });
        }

        // 图标上传
        var iconUpload = upload.render({
            elem: '#upload-btn',
            url: '{:url("index/upload_img")}',
            before: function (obj) {
                obj.preview(function (index, file, result) {
                    $('#upload-img').attr('src', result);
                });
                element.progress('icon-progress', '0%');
                layer.msg('图标上传中', { icon: 16, time: 0 });
            },
            done: function (res) {
                if (res.code > 0) {
                    return layer.msg('图标上传失败');
                }
                $('#icon').val(res.data);
                $('#upload-text').html('');
                layer.msg('图标上传成功', { icon: 1 });
            },
            error: function () {
                var demoText = $('#upload-text');
                demoText.html('<span style="color: #FF5722;">上传失败</span> <a class="layui-btn layui-btn-xs demo-reload">重试</a>');
                demoText.find('.demo-reload').on('click', function () {
                    iconUpload.upload();
                });
            },
            progress: function (n, elem, e) {
                element.progress('icon-progress', n + '%');
                if (n == 100) {
                    layer.msg('图标上传完毕', { icon: 1 });
                }
            }
        });

        // 多图片上传
        var uploadInst = upload.render({
            elem: '#imageUpload',
            url: '{:url("index/upload_img")}',
            multiple: true,
            accept: 'images',
            before: function (obj) {
                obj.preview(function (index, file, result) {
                    $('#imagePreview').append('<div class="layui-upload-img-item" data-src="' + result + '"><img src="' + result + '" alt="' + file.name + '" style="width: 100px; height: 100px; object-fit: cover;"><p>' + file.name + '</p><button type="button" class="layui-btn layui-btn-xs layui-btn-danger delete-image" style="position: absolute; top: 0; right: 0;">删除</button></div>');
                });
                element.progress('image-progress', '0%');
                layer.msg('图片上传中', { icon: 16, time: 0 });
            },
            done: function (res) {
                if (res.code > 0) {
                    return layer.msg('图片上传失败');
                }
                var images = $('#images').val().split(',');
                if (res.data) {
                    images.push(res.data);
                }
                $('#images').val(images.filter(Boolean).join(','));
                layer.msg('图片上传成功', { icon: 1 });
            },
            error: function () {
                var demoText = $('#imagePreview');
                demoText.append('<span style="color: #FF5722;">上传失败</span> <a class="layui-btn layui-btn-xs demo-reload">重试</a>');
                demoText.find('.demo-reload').on('click', function () {
                    uploadInst.upload();
                });
            },
            progress: function (n, elem, e) {
                element.progress('image-progress', n + '%');
                if (n == 100) {
                    layer.msg('图片上传完毕', { icon: 1 });
                }
            }
        });

        // 删除图片功能
        $('#imagePreview').on('click', '.delete-image', function () {
            var $item = $(this).closest('.layui-upload-img-item');
            var imageSrc = $item.data('src');
            var images = $('#images').val().split(',');
            var index = images.indexOf(imageSrc);
            if (index > -1) {
                images.splice(index, 1);
            }
            $('#images').val(images.join(','));
            $item.remove();
        });

        // 文件上传
        var fileUpload = upload.render({
            elem: '#ID-upload-demo-drag',
            url: '{:url("index/upload_file")}',
            accept: 'file',
            exts: 'doc|docx|xls|xlsx|ppt|pptx|pdf|txt|zip|rar|7z',
            before: function (obj) {
                obj.preview(function (index, file, result) {
                    $('#ID-upload-demo-preview').show();
                    $('.file-name').text(file.name);
                    $('.file-size').text(formatFileSize(file.size));
                });
                element.progress('file-progress', '0%');
                layer.msg('文件上传中', { icon: 16, time: 0 });
            },
            done: function (res) {
                if (res.code > 0) {
                    return layer.msg('文件上传失败');
                }
                $('#file').val(res.data.src);
                $('input[name="fileurl"]').val(res.data.src);
                layer.msg('文件上传成功', { icon: 1 });
            },
            uploadError: function () {
                layer.msg('文件上传失败', { icon: 2 });
            },
            progress: function (n, elem, e) {
                element.progress('file-progress', n + '%');
                if (n == 100) {
                    layer.msg('文件上传完毕', { icon: 1 });
                }
            }
        });

        // 格式化文件大小
        function formatFileSize(bytes) {
            if (bytes === 0) return '0 B';
            const k = 1024;
            const sizes = ['B', 'KB', 'MB', 'GB', 'TB'];
            const i = Math.floor(Math.log(bytes) / Math.log(k));
            return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
        }

        // 获取分类列表
        $.get('{:url("resources/getcate")}', function (res) {
            if (res.code == 0) {
                // 存储分类数据供后续使用
                window.categoryData = res.data;

                var html = '<option value="">请选择分类</option>';
                res.data.forEach(function (item) {
                    html += '<option value="' + item.id + '">' + item.name + '</option>';
                    if (item.children && item.children.length > 0) {
                        item.children.forEach(function (child) {
                            html += '<option value="' + child.id + '">├─ ' + child.name + '</option>';
                        });
                    }
                });
                $('select[name="cate"]').html(html);

                // 如果有资源数据，设置分类值
                if (resourceData && resourceData.cate) {
                    console.log('Setting cate value:', resourceData.cate); // 调试输出
                    setTimeout(function () {
                        $('select[name="cate"]').val(resourceData.cate);
                        form.render('select');
                    }, 100);
                }
            } else {
                layer.msg(res.msg, { icon: 2 });
            }
        });

        // 监听分类选择变化
        form.on('select(cate)', function (data) {
            var selectedId = data.value;
            if (!selectedId) {
                $('input[name="number"]').val('');
                return;
            }

            // 查找选中的分类信息
            var parentCategory = null;
            var childCategory = null;

            window.categoryData.forEach(function (parent) {
                if (parent.children) {
                    parent.children.forEach(function (child) {
                        if (child.id == selectedId) {
                            parentCategory = parent;
                            childCategory = child;
                        }
                    });
                }
            });

            if (parentCategory && childCategory) {
                // 生成资源编号
                var total = childCategory.total || 0;
                // 判断是否是初始化时的分类
                var isInitialCategory = resourceData && resourceData.cate == selectedId;
                var nextNumber = isInitialCategory ? total : total + 1;
                var numberStr = nextNumber.toString().padStart(5, '0');
                var resourceNumber = parentCategory.number + childCategory.number + numberStr;

                // 设置资源编号
                $('input[name="number"]').val(resourceNumber);
            }
        });

        // 表单提交
        form.on('submit(formSubmit)', function (data) {
            // 获取编辑器内容
            var content = editor.getHtml();
            var loadIndex = layer.load(2);
            data.field.content = content;

            $.ajax({
                url: '{:url("resources/edit")}',
                type: 'POST',
                data: data.field,
                success: function (res) {
                    layer.close(loadIndex);
                    if (res.code == 0) {
                        layer.msg(res.msg, { icon: 1 });
                        setTimeout(function () {
                            window.location.href = '{:url("resources/lists")}';
                        }, 1000);
                    } else {
                        layer.msg(res.msg, { icon: 2 });
                    }
                }
            });
            return false;
        });

        // 重置按钮点击事件
        $('button[type="reset"]').on('click', function () {
            // 重新加载分类列表
            $.get('{:url("resources/getcate")}', function (res) {
                if (res.code == 0) {
                    var html = '<option value="">请选择分类</option>';
                    res.data.forEach(function (item) {
                        html += '<option value="' + item.id + '">' + item.name + '</option>';
                        if (item.children && item.children.length > 0) {
                            item.children.forEach(function (child) {
                                html += '<option value="' + child.id + '">├─ ' + child.name + '</option>';
                            });
                        }
                    });
                    $('select[name="cate"]').html(html);

                    // 如果有资源数据，设置分类值
                    if (resourceData && resourceData.cate) {
                        setTimeout(function () {
                            $('select[name="cate"]').val(resourceData.cate);
                            form.render('select');
                        }, 100);
                    } else {
                        form.render('select');
                    }
                } else {
                    layer.msg(res.msg, { icon: 2 });
                }
            });
        });
    });
</script>

<!-- wangeditor编辑器脚本 -->
<script>
    const { createEditor, createToolbar } = window.wangEditor

    const editorConfig = {
        MENU_CONF: {},
        placeholder: '请输入内容...',
        onChange(editor) {
            const html = editor.getHtml()
        },
    }

    // 配置图片上传
    editorConfig.MENU_CONF['uploadImage'] = {
        server: '{:url("index/upload_img")}',
        fieldName: 'file',
        maxFileSize: 50 * 1024 * 1024, // 50M
        maxNumberOfFiles: 10,
        allowedFileTypes: ['image/*'],
        meta: {
            token: 'xxx'
        },
        metaWithUrl: true,
        headers: {
            Accept: 'text/x-json'
        },
        timeout: 30 * 1000, // 30s

        onBeforeUpload(file) {
            console.log('准备上传图片', file)
            return file
        },
        onProgress(progress) {
            console.log('上传进度', progress)
        },
        onSuccess(file, res) {
            console.log('上传成功', file, res)
        },
        onFailed(file, res) {
            layer.msg('上传失败：' + res.msg, { icon: 2 })
            console.log('上传失败', file, res)
        },
        onError(file, err, res) {
            layer.msg('上传出错：' + err.message, { icon: 2 })
            console.error('上传出错', file, err, res)
        },
        customInsert(res, insertFn) {
            // 只使用返回的url字段，并确保使用完整的URL
            if (res.code === 0 && res.url) {
                // 如果URL不是以http开头，添加https://
                let imageUrl = res.url;
                if (!imageUrl.startsWith('http')) {
                    imageUrl = 'https://' + imageUrl;
                }
                // 移除可能存在的重复域名和路径
                imageUrl = imageUrl.replace(/^https?:\/\/[^\/]+\/admin\/resources\//, 'https://www.yunzer.cn/');
                insertFn(imageUrl);
            } else {
                layer.msg('图片上传失败：' + (res.msg || '未知错误'), { icon: 2 });
            }
        }
    }

    const editor = createEditor({
        selector: '#editor-container',
        html: `{$resource.content|raw|default=''}`,
        config: editorConfig,
        mode: 'default', // or 'simple'
    })

    const toolbarConfig = {}

    const toolbar = createToolbar({
        editor,
        selector: '#toolbar-container',
        config: toolbarConfig,
        mode: 'default', // or 'simple'
    })
</script>

<script>
    //返回资源列表
    function goBack() {
        window.location.href = '{:url("resources/lists")}';
    }
</script>

<script>
    document.addEventListener('DOMContentLoaded', function () {
        const imageUpload = document.getElementById('imageUpload');
        const imagePreview = document.getElementById('imagePreview');
        const imageProgress = document.getElementById('imageProgress');
        const progressBar = imageProgress.querySelector('.progress-bar');
        const imagesInput = document.getElementById('images');

        // 处理图片上传
        imageUpload.addEventListener('click', function () {
            const input = document.createElement('input');
            input.type = 'file';
            input.multiple = true;
            input.accept = 'image/*';

            input.onchange = function (e) {
                const files = e.target.files;
                if (files.length === 0) return;

                imageProgress.style.display = 'block';
                let uploadedCount = 0;

                Array.from(files).forEach(file => {
                    const formData = new FormData();
                    formData.append('file', file);

                    fetch('{:url("index/upload_img")}', {
                        method: 'POST',
                        body: formData
                    })
                        .then(response => response.json())
                        .then(res => {
                            if (res.code === 0) {
                                addImagePreview(res.data);
                                updateImagesInput();
                            } else {
                                alert('上传失败：' + res.msg);
                            }
                        })
                        .catch(error => {
                            console.error('上传错误:', error);
                            alert('上传出错');
                        })
                        .finally(() => {
                            uploadedCount++;
                            const progress = (uploadedCount / files.length) * 100;
                            progressBar.style.width = progress + '%';

                            if (uploadedCount === files.length) {
                                setTimeout(() => {
                                    imageProgress.style.display = 'none';
                                    progressBar.style.width = '0%';
                                }, 500);
                            }
                        });
                });
            };

            input.click();
        });

        // 添加图片预览
        function addImagePreview(imageUrl) {
            const div = document.createElement('div');
            div.className = 'image-preview-item';
            div.dataset.src = imageUrl;

            div.innerHTML = `
            <img src="${imageUrl}" alt="已上传图片">
            <div class="image-preview-overlay">
                <button type="button" class="btn btn-danger btn-sm delete-image">
                    <i class="fas fa-trash"></i>
                </button>
            </div>
            <p class="image-filename">${imageUrl.split('/').pop()}</p>
        `;

            imagePreview.appendChild(div);
        }

        // 更新隐藏输入框的值
        function updateImagesInput() {
            const images = Array.from(imagePreview.querySelectorAll('.image-preview-item'))
                .map(item => item.dataset.src);
            imagesInput.value = images.join(',');
        }

        // 删除图片
        imagePreview.addEventListener('click', function (e) {
            if (e.target.closest('.delete-image')) {
                const item = e.target.closest('.image-preview-item');
                item.remove();
                updateImagesInput();
            }
        });
    });
</script>

<style>
    .image-upload-container {
        margin: 20px 0;
    }

    .image-preview-container {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 15px;
        margin-top: 15px;
    }

    .image-preview-item {
        position: relative;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    .image-preview-item img {
        width: 100%;
        height: 150px;
        object-fit: cover;
        display: block;
    }

    .image-preview-overlay {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        transition: opacity 0.3s;
        z-index: 1;
        /* 添加 z-index */
    }

    .image-preview-item:hover .image-preview-overlay {
        opacity: 1;
    }

    .image-filename {
        margin: 5px 0;
        font-size: 0.9em;
        text-align: center;
        word-break: break-all;
    }

    .upload-progress {
        margin-top: 10px;
        height: 4px;
        background: #f0f0f0;
        border-radius: 2px;
        overflow: hidden;
    }

    .progress-bar {
        height: 100%;
        background: #007bff;
        transition: width 0.3s ease;
    }

    .btn {
        padding: 8px 16px;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-size: 14px;
        transition: all 0.3s;
    }

    .btn-primary {
        background: #007bff;
        color: white;
    }

    .btn-primary:hover {
        background: #0056b3;
    }

    .btn-danger {
        background: #dc3545;
        color: white;
    }

    .btn-danger:hover {
        background: #c82333;
    }

    .btn-sm {
        padding: 4px 8px;
        font-size: 12px;
    }

    .delete-image {
        /* background: #dc3545; */
        /* color: white; */
        border: none;
        border-radius: 4px;
        padding: 8px 12px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: background-color 0.3s;
        z-index: 2;
        /* 确保按钮在悬停层之上 */
    }

    .delete-image i {
        font-size: 40px;
        margin-right: 4px;
        /* 添加图标右边距 */
    }
</style>