Files
medusa-store/packages/utils/src/common/build-query.ts
2023-07-24 13:30:24 +02:00

139 lines
3.0 KiB
TypeScript

// Those utils are used in a typeorm context and we can't be sure that they can be used elsewhere
type Order = {
[key: string]: "ASC" | "DESC" | Order
}
type Selects = {
[key: string]: boolean | Selects
}
type Relations = {
[key: string]: boolean | Relations
}
export function buildSelects(selectCollection: string[]): Selects {
return buildRelationsOrSelect(selectCollection)
}
export function buildRelations(relationCollection: string[]): Relations {
return buildRelationsOrSelect(relationCollection)
}
/**
* Convert a collection of dot string into a nested object
* @example
* input: [
* order,
* order.items,
* order.swaps,
* order.swaps.additional_items,
* order.discounts,
* order.discounts.rule,
* order.claims,
* order.claims.additional_items,
* additional_items,
* additional_items.variant,
* return_order,
* return_order.items,
* return_order.shipping_method,
* return_order.shipping_method.tax_lines
* ]
* output: {
* "order": {
* "items": true,
* "swaps": {
* "additional_items": true
* },
* "discounts": {
* "rule": true
* },
* "claims": {
* "additional_items": true
* }
* },
* "additional_items": {
* "variant": true
* },
* "return_order": {
* "items": true,
* "shipping_method": {
* "tax_lines": true
* }
* }
* }
* @param collection
*/
function buildRelationsOrSelect(collection: string[]): Selects | Relations {
collection = collection.sort()
const output: Selects | Relations = {}
for (const relation of collection) {
if (relation.indexOf(".") > -1) {
const nestedRelations = relation.split(".")
let parent = output
while (nestedRelations.length > 1) {
const nestedRelation = nestedRelations.shift() as string
parent = parent[nestedRelation] = (
parent[nestedRelation] !== true &&
typeof parent[nestedRelation] === "object"
? parent[nestedRelation]
: {}
) as Selects | Relations
}
parent[nestedRelations[0]] = true
continue
}
output[relation] = output[relation] ?? true
}
return output
}
/**
* Convert an order of dot string into a nested object
* @example
* input: { id: "ASC", "items.title": "ASC", "items.variant.title": "ASC" }
* output: {
* "id": "ASC",
* "items": {
* "id": "ASC",
* "variant": {
* "title": "ASC"
* }
* },
* }
* @param orderBy
*/
export function buildOrder<T>(orderBy: { [k: string]: "ASC" | "DESC" }): Order {
const output: Order = {}
const orderKeys = Object.keys(orderBy)
for (const order of orderKeys) {
if (order.indexOf(".") > -1) {
const nestedOrder = order.split(".")
let parent = output
while (nestedOrder.length > 1) {
const nestedRelation = nestedOrder.shift() as string
parent = (parent[nestedRelation] as Order) ??= {}
}
parent[nestedOrder[0]] = orderBy[order]
continue
}
output[order] = orderBy[order]
}
return output
}