# Engine Preview Data Archetype

Engine preview data archetype is used by level to populate entities in preview mode.

# Syntax

type EnginePreviewDataArchetype = {
    name: EngineArchetypeName | (string & {})
    preprocess?: EnginePreviewDataArchetypeCallback
    render?: EnginePreviewDataArchetypeCallback
    data: {
        name: EngineArchetypeDataName | (string & {})
        index: number
    }[]
}

type EnginePreviewDataArchetypeCallback = {
    index: number
    order?: number
}

# name

Name of this archetype, which will be referenced by entities in level data.

# data

Entity data to be inject into Entity Data block.

Entity data with matching name will be injected at index of Entity Data block.

# EnginePreviewDataArchetypeCallback.index

Index of entry node in nodes array.

# Example

{
    "name": "TapNote",
    "preprocess": {
        "index": 0,
        "order": 0
    },
    "data": [
        {
            "name": "#BEAT",
            "index": 0
        }
    ]
}