
import React from 'react';
const PicturesWall = React.createClass({
    getInitialState() {
        return {
            previewVisible: false,
            previewImage: '',
            fileList: [],
        }
    },
    handleCancel() {
        this.setState({ previewVisible: false })
    },
    handlePreview(file) {
        this.setState({
            previewImage: file.url || file.thumbUrl,
            previewVisible: true,
        });
    },
    handleChange(info) {
        let fileList = info.fileList;
        this.setState({ fileList });
        this.props.fileList(fileList);
    },
    componentWillReceiveProps(nextProps) {
        this.state.fileList = nextProps.pictureUrl;
    },
    render() {
        const { previewVisible, previewImage, fileList } = this.state;
        const uploadButton = (
            <div>
                <Icon type="plus" />
                <div className="ant-upload-text">点击上传</div>
            </div>
        );
        return (
            <div className="clearfix">
                <Upload
                    action={globalConfig.context + this.props.data.url}
                    data={{ 'sign': this.props.data.sign }}
                    listType="picture-card"
                    fileList={fileList}
                    onPreview={this.handlePreview}
                    onChange={this.handleChange} >
                    {fileList.length >= this.props.data.number ? null : uploadButton}
                </Upload>
                <Modal maskClosable={false} visible={previewVisible} footer={null} onCancel={this.handleCancel}>
                    <img alt="example" style={{ width: '100%' }} src={previewImage} />
                </Modal>
            </div>
        );
    }
});
 
export default PicturesWall;