ImQuarkTemplate

  struct Category {
    // The ID of the category
    uint256 id;
    // The selector of the category
    bytes4 selector;
    // The name of the category
    string name;
    // The URI of the category
    string uri;
  }

  function createTemplate(string calldata uri) external;

  function createBatchTemplate(string[] calldata uris) external;

  function createCategory(string calldata name, string calldata uri) external;

  function createBatchCategory(string[] calldata names, string[] calldata uris) external;

  function setTemplateCategory(string calldata category, uint256[] calldata templateIds_) external;

  function removeCategoryFromTemplate(string memory category, uint256 templateId) external;

  function getAllCategoryTemplates(string memory category) external view returns (uint256[] memory);

  function getCategoryTemplatesByIndex(
    string memory category,
    uint16 startIndex,
    uint16 batchLength
  ) external view returns (uint256[] memory);

  function getTemplatesCategory(uint256 templateId) external view returns (string[] memory);

  function getCategoryTemplateLength(string calldata category) external view returns (uint256);

  function getCategoryByName(
    string calldata name
  ) external view returns (uint256 id, bytes4 selector, string memory uri);

  function getCategoryById(uint256 id) external view returns (bytes4 selector, string memory name, string memory uri);

  function getCategoryBySelector(
    bytes4 selector
  ) external view returns (uint256 id, string memory name, string memory uri);

  function templateUri(uint256 templateId) external view returns (string memory);

  function getLastTemplateId() external view returns (uint256);

  function isTemplateIdExist(uint256 templateId) external view returns (bool exist);