minecraft-bedrock-json-schemas/source/behavior/items/format/components/block_placer.json

{
  "$id": "blockception.minecraft.behavior.items.minecraft:block_placer",
  "title": "Block Placer",
  "description": "Planter item component. planter items are items that can be planted.",
  "type": "object",
  "additionalProperties": false,
  "required": ["block"],
  "definitions": {
    "use_on_item": {
      "type": "object",
      "title": "Allowed Block",
      "description": "A block descriptor that allows to be placed",
      "properties": { "tags": { "title": "Tags", "description": "Tags", "$ref": "../../../../molang/string.json" } }
    }
  },
  "properties": {
    "block": { "type": "string", "description": "Set the placement block name for the planter item.", "title": "Block" },
    "use_on": {
      "description": "List of block descriptors that contain blocks that this item can be used on. If left empty, all blocks will be allowed.",
      "title": "Use On",
      "type": "array",
      "items": { "$ref": "#/definitions/use_on_item" }
    }
  }
}