{
    "widgettype": "VBox",
    "options": {
        "width": "100%",
        "padding": "16px"
    },
    "subwidgets": [
        {
            "widgettype": "Title4",
            "options": {
                "text": "上传素材",
                "fontWeight": "600",
                "marginBottom": "16px"
            }
        },
        {
            "widgettype": "VScrollPanel",
            "options": {
                "height": "600px"
            },
            "subwidgets": [
                {
                    "widgettype": "VBox",
                    "options": {
                        "padding": "16px",
                        "spacing": 12
                    },
                    "subwidgets": [
                        {
                            "widgettype": "Form",
                            "id": "upload_form",
                            "options": {
                                "submit_url": "{{entire_url('api/rl_upload.dspy')}}",
                                "fields": [
                                    {
                                        "uitype": "code",
                                        "name": "vendor",
                                        "label": "供应商",
                                        "dataurl": "{{entire_url('api/get_vendor_list.dspy')}}",
                                        "data_field": "value",
                                        "text_field": "text",
                                        "required": true
                                    },
                                    {
                                        "uitype": "code",
                                        "name": "vendor_group_id",
                                        "label": "认证组合",
                                        "dataurl": "{{entire_url('api/get_org_groups.dspy')}}",
                                        "data_field": "value",
                                        "text_field": "text",
                                        "required": true
                                    },
                                    {
                                        "uitype": "text",
                                        "name": "source_url",
                                        "label": "素材URL或base64",
                                        "rows": 4,
                                        "placeholder": "https://... 可公开访问的图片/视频URL\n或\ndata:image/png;base64,...",
                                        "required": true
                                    },
                                    {
                                        "uitype": "code",
                                        "name": "asset_type",
                                        "label": "素材类型",
                                        "dataurl": "{{entire_url('api/get_asset_type_list.dspy')}}",
                                        "data_field": "value",
                                        "text_field": "text"
                                    },
                                    {
                                        "uitype": "str",
                                        "name": "name",
                                        "label": "素材名称",
                                        "placeholder": "可选，默认使用URL最后一部分"
                                    }
                                ]
                            }
                }
                    ]
                }
            ]
        }
    ]
}