node.json

{
    "name": "Content Player",
    "options": [{
        "title": "Tile configuration",
        "type": "section"
    }, {
            "title": "Screen size",
            "type": "select",
            "name": "size",
            "options": [
                [[2,2], "2x2"],
                [[4,2], "4x2"],
                [[2,4], "2x4"],
                [[3,3], "3x3"]
            ],
            "ui_width": 3,
            "default": "2x2"
    }, {
        "title": "Tiles",
        "name": "tiles",
        "type": "list",
        "itemname": "Tile",
        "adders": [{
            "label": "tile",
            "help": "Add an new tile",
            "item": {},
            "select": ["asset", {
                "asset_id": "tile_asset"
            }]
        }],
        "items": [{
            "type": "section",
            "name": "tile_section",
            "ui_type": "small",
            "title": "Tile"
        }, {
            "title": "Asset",
            "ui_width": 6,
            "name": "tile_asset",
            "type": "resource",
            "valid": ["image", "video", "child"],
            "features": ["image4k", "hevc"],
            "default": "empty.png"
        }, {
            "title": "Size",
            "type": "select",
            "name": "size",
            "options": [
                [[1,1], "1x1"],
                [[1,2], "1x2"],
                [[1,3], "1x3"],
                [[2,1], "2x1"],
                [[2,2], "2x2"],
                [[3,1], "3x1"]
            ],
            "ui_width": 3,
            "default": "1x1"
        }, {
            "title": "Reload",
            "condition": ["config", "tile_asset", "is_child"],
            "type": "select",
            "name": "reload",
            "options": [
                [60, "Every minute"],
                [120, "Every 2 minutes"],
                [300, "Every 5 minutes"]
            ],
            "ui_width": 3,
            "default": 300
        }, {
            "title": "Reload",
            "condition": ["!", ["config", "tile_asset", "is_child"]],
            "type": "select",
            "name": "x_reload",
            "options": [
                ["", "Automatic"]
            ],
            "ui_width": 3,
            "default": ""
        }, {
            "title": "",
            "condition": ["config", "tile_asset", "is_child"],
            "name": "child_config",
            "type": "custom",
            "child_ref": "tile_asset",
            "page": "zz-plugin.html",
            "default": {}
        }]
    }]
}