buildFieldTree()

function buildFieldTree(fields): FieldTreeNode[];

Defined in: packages/rxdb-model/src/query-builder/utils/field-tree.ts:82

将扁平字段列表转换为树结构

Parameters

Parameter	Type	Description
fields	FieldMetadata[]	扁平的字段元数据列表

Returns

FieldTreeNode[]

树形结构的字段节点

Description

将 orders.items.productName 这样的扁平路径转换为嵌套树结构：

orders
└── items
    └── productName

Example

const fields = [
  { name: 'name', displayName: '姓名', type: 'string' },
  { name: 'orders', displayName: '订单', type: 'relation' },
  `{ name: 'orders.amount', displayName: '订单.金额', type: 'number' }`
];
const tree = buildFieldTree(fields);
// tree[0] = `{ label: 'name', displayName: '姓名', ... }`
// tree[1] = `{ label: 'orders', displayName: '订单', children: [...] }`