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<template>
    <div class="image-gallery">
        <!-- 顶部筛选区域 -->
        <div class="filter-section">
            <el-form :inline="true" class="filter-form">
                <!-- 摄像机名称 -->
                <el-form-item label="">
                    <el-input style="width: 256px;" v-model="filter.cameraName" placeholder="请输入摄像机名称" clearable />
                </el-form-item>
 
                <!-- 选择时段 -->
                <el-form-item label="选择时段">
                    <el-date-picker style="width: 256px;" v-model="filter.timeRange" type="daterange"
                        value-format="yyyy-MM-dd" range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" />
                </el-form-item>
 
                <!-- 分类 -->
                <el-form-item label="分类">
                    <el-select style="width: 91px;" v-model="filter.category" placeholder="全部">
                        <el-option v-for="item in categories" :key="item.value" :label="item.label"
                            :value="item.value" />
                    </el-select>
                </el-form-item>
 
                <!-- 操作按钮 -->
                <el-form-item>
                    <el-button type="primary" icon="el-icon-search" @click="handleSearch">搜索</el-button>
                    <el-button @click="handleReset">重置</el-button>
                </el-form-item>
 
                <!-- 右侧功能按钮 -->
                <div class="action-buttons">
                    <el-button v-if="!isBatchMode" type="primary" class="action-btn" @click="enterBatchMode">
                        批量标注
                    </el-button>
 
                    <el-dropdown>
                        <el-button type="primary" class="action-btn">
                            <i class="el-icon-download"></i> 导入
                        </el-button>
                        <el-dropdown-menu slot="dropdown">
                            <el-dropdown-item>正样本</el-dropdown-item>
                            <el-dropdown-item>负样本</el-dropdown-item>
                            <el-dropdown-item>待标记样本</el-dropdown-item>
                        </el-dropdown-menu>
                    </el-dropdown>
                    <el-button type="primary" class="action-btn">
                        模型训练
                    </el-button>
                </div>
            </el-form>
        </div>
 
        <!-- 批量操作控制栏 -->
        <div class="batch-controls" v-if="isBatchMode">
            <div class="select-all">
                <el-checkbox v-model="selectAll" @change="toggleSelectAll">全选</el-checkbox>
            </div>
            <!-- <div>已选择 {{ selectedCount }} 个项目</div> -->
            <div class="batch-actions">
                <el-button type="primary" @click="confirmBatch">确定</el-button>
                <el-button @click="exitBatchMode">取消</el-button>
            </div>
        </div>
        <!-- 图片展示区域 
                    @status-change="handleStatusChange" @show-details="showImageDetails"
                    @edit-annotation="editAnnotation" @download="downloadImage"-->
        <div class="gallery-section">
            <el-row :gutter="20" class="image-grid">
                <image-card v-for="(item, index) in galleryItems" :key="index" :item="item"
                    :is-batch-mode="isBatchMode" 
                    @card-click="handleCardClick1" @toggle-select="toggleSelect(index)"/>
            </el-row>
        </div>
    </div>
</template>
 
<script>
import imageCard from './imageCard';
export default {
    components: {
        imageCard
    },
    name: 'ImageGallery',
    data() {
        return {
            // 是否批量模式
            isBatchMode: false,
            batchSelected: [],  // 已选择的卡片索引
            // 筛选条件
            filter: {
                cameraName: '',
                timeRange: ['2025-06-22', '2025-06-28'],
                category: 'all'
            },
 
            // 分类选项
            categories: [
                { label: '全部', value: 'all' },
                { label: '正确', value: 'correct' },
                { label: '错误', value: 'incorrect' },
                { label: '不确定', value: 'unknown' }
            ],
 
            // 图片数据
            galleryItems: [
                {
                    image: "@/assets/img/样本图.png",
                    date: '2025-07-01 10:00:09',
                    camera: '大门口检测摄像头',
                    status: 'correct'
                },
                {
                    image: "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='200' viewBox='0 0 300 200'%3E%3Crect width='300' height='200' fill='%23f0f7ff'/%3E%3Crect x='50' y='30' width='200' height='140' rx='5' ry='5' fill='%23d5e8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Cpath d='M100,60 L200,60 M100,80 L200,80 M100,100 L200,100 M100,120 L200,120 M100,140 L200,140' stroke='%23409EFF' stroke-width='1'/%3E%3Cpath d='M80,80 L120,120 M80,120 L120,80' stroke='%23FF4D4F' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E",
                    date: '2025-07-01 10:00:09',
                    camera: '大门口检测摄像头',
                    status: 'incorrect'
                },
                {
                    image: "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='200' viewBox='0 0 300 200'%3E%3Crect width='300' height='200' fill='%23f0f7ff'/%3E%3Crect x='50' y='30' width='200' height='140' rx='5' ry='5' fill='%23d5e8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Cellipse cx='150' cy='100' rx='70' ry='40' stroke='%23409EFF' stroke-width='1' fill='none'/%3E%3Ccircle cx='130' cy='80' r='5' fill='%23409EFF'/%3E%3Ccircle cx='170' cy='80' r='5' fill='%23409EFF'/%3E%3Cpath d='M150,100 Q160,120 140,120' stroke='%23409EFF' stroke-width='1' fill='none'/%3E%3C/svg%3E",
                    date: '2025-07-01 10:00:09',
                    camera: '大门口检测摄像头',
                    status: 'correct'
                },
                {
                    image: "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='200' viewBox='0 0 300 200'%3E%3Crect width='300' height='200' fill='%23f0f7ff'/%3E%3Crect x='50' y='30' width='200' height='140' rx='5' ry='5' fill='%23d5e8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Cpath d='M80,80 L220,80 M150,50 L150,110' stroke='%23409EFF' stroke-width='1'/%3E%3Ccircle cx='150' cy='80' r='40' stroke='%23409EFF' stroke-width='1' fill='none'/%3E%3C/svg%3E",
                    date: '2025-07-01 10:00:09',
                    camera: '大门口检测摄像头',
                    status: 'unknown'
                },
                {
                    image: "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='200' viewBox='0 0 300 200'%3E%3Crect width='300' height='200' fill='%23f0f7ff'/%3E%3Crect x='50' y='30' width='200' height='140' rx='5' ry='5' fill='%23d5e8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Cpath d='M100,60 L200,60 M100,80 L200,80 M100,100 L200,100 M100,120 L200,120' stroke='%23409EFF' stroke-width='1'/%3E%3Cpath d='M120,100 A20,20 0 1,1 180,100 A20,20 0 1,1 120,100' stroke='%23409EFF' stroke-width='1' fill='none'/%3E%3C/svg%3E",
                    date: '2025-07-01 10:00:09',
                    camera: '大门口检测摄像头',
                    status: 'correct'
                },
                {
                    image: "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='200' viewBox='0 0 300 200'%3E%3Crect width='300' height='200' fill='%23f0f7ff'/%3E%3Crect x='50' y='30' width='200' height='140' rx='5' ry='5' fill='%23d5e8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Crect x='70' y='60' width='60' height='40' rx='3' ry='3' fill='%23a0c8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Crect x='170' y='60' width='60' height='40' rx='3' ry='3' fill='%23a0c8ff' stroke='%23409EFF' stroke-width='1'/%3E%3Crect x='120' y='120' width='60' height='20' rx='2' ry='2' fill='%23a0c8ff' stroke='%23409EFF' stroke-width='1'/%3E%3C/svg%3E",
                    date: '2025-07-01 10:00:09',
                    camera: '大门口检测摄像头',
                    status: 'incorrect'
                }
            ]
        }
    },
    methods: {
        // 处理搜索
        handleSearch() {
            console.log('执行搜索:', this.filter);
            // 这里可以添加实际的搜索逻辑
        },
 
        // 重置筛选条件
        handleReset() {
            this.filter = {
                cameraName: '',
                timeRange: ['2025-06-22', '2025-06-28'],
                category: 'all'
            };
            console.log('已重置筛选条件');
        },
        // 进入批量模式
        enterBatchMode() {
            this.isBatchMode = true;
            this.selectAll = false;
            this.batchSelected = [];
 
            // 清除已选状态
            this.galleryItems.forEach(item => {
                item.selected = false;
            });
        },
 
        // 退出批量模式
        exitBatchMode() {
            this.isBatchMode = false;
            this.selectAll = false;
            this.batchSelected = [];
 
            // 清除已选状态
            this.galleryItems.forEach(item => {
                item.selected = false;
            });
        },
        toggleSelect(index) {
            if (!this.isBatchMode) return;
            
            const position = this.batchSelected.indexOf(index);
            if (position === -1) {
                this.batchSelected.push(index);
            } else {
                this.batchSelected.splice(position, 1);
            }
            this.checkAllSelected();
        },
        checkAllSelected() {
            this.isAllSelected = this.batchSelected.length === this.galleryItems.length;
        },
        // 全选/取消全选
        toggleSelectAll() {
            this.galleryItems.forEach(item => {
                item.selected = this.selectAll;
            });
        },
 
        // 确认批量操作
        confirmBatch() {
            const selectedItems = this.galleryItems.filter(item => item.selected);
 
            this.$message({
                message: `已对${selectedItems.length}个项执行批量操作`,
                type: 'success'
            });
 
            this.exitBatchMode();
        },
    }
}
</script>
 
<style scoped>
.image-gallery {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 4px;
    box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.06);
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
}
 
/* 筛选区域样式 */
.filter-section {
    padding: 20px;
    background-color: #f5f7fa;
    border-radius: 4px;
    margin-bottom: 20px;
}
 
.filter-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}
 
.action-buttons {
    display: flex;
    margin-left: auto;
    gap: 10px;
    margin-bottom: 20px;
}
 
.action-btn {
    padding: 10px 20px;
}
 
::v-deep .el-form-item {
    margin-bottom: 18px;
    margin-right: 20px;
}
 
::v-deep .el-form-item__label {
    font-weight: bold;
    color: #606266;
}
 
/* 图片展示区域 */
.gallery-section {
    margin-top: 20px;
}
 
.image-card {
    margin-bottom: 20px;
    border-radius: 4px;
    overflow: hidden;
    background-color: #f9fbfd;
    border: 1px solid #e6ebf5;
    transition: all 0.3s ease;
}
 
.batch-controls {
    display: flex;
    align-items: center;
    background: #fff;
    border-bottom: 1px solid #e6ebf5;
    padding: 10px 20px;
    margin-bottom: 20px;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
 
}
 
.select-all {
    margin-right: 15px;
}
 
.batch-actions {
    margin-left: 100px;
    display: flex;
    gap: 10px;
}
</style>