80 lines
1.9 KiB
TypeScript
80 lines
1.9 KiB
TypeScript
|
import type { TPagination } from './pagination'
|
|||
|
|
|
|||
|
|
import { z } from 'zod'
|
|||
|
|
import { isEqual } from '../utils'
|
|||
|
|
import { Pagination, paginationQuerySchema } from './pagination'
|
|||
|
|
import { bFieldsSchema, cFieldsSchema, fieldSchema } from '../forms'
|
|||
|
|
|
|||
|
|
|
|||
|
|
export const querySchema = cFieldsSchema
|
|||
|
|
.pick({ q: true })
|
|||
|
|
.extend(paginationQuerySchema.shape)
|
|||
|
|
.extend({
|
|||
|
|
sort: fieldSchema(bFieldsSchema.string.min(1).max(64), {
|
|||
|
|
label: 'Сортировка'
|
|||
|
|
})
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
export type TQuery = z.infer<typeof querySchema>
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Объект для преобразования фильтра в URL.
|
|||
|
|
*/
|
|||
|
|
export type TFindFilter<T extends TQuery> = {
|
|||
|
|
obj?: Omit<T, 'page' | 'limit' | 'sort'>
|
|||
|
|
pagination?: TPagination
|
|||
|
|
sort?: string
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
export class FindFilter<T extends TQuery> implements TFindFilter<T> {
|
|||
|
|
obj?: Omit<T, 'page' | 'limit' | 'sort'>
|
|||
|
|
pagination?: TPagination
|
|||
|
|
sort?: string
|
|||
|
|
|
|||
|
|
constructor(query?: T) {
|
|||
|
|
let queryCopy = Object.assign({}, query)
|
|||
|
|
|
|||
|
|
// Pagination.
|
|||
|
|
this.setPagination(queryCopy)
|
|||
|
|
for (const key of Object.keys(this.pagination)) {
|
|||
|
|
if (queryCopy[key]) delete queryCopy[key]
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Sort.
|
|||
|
|
if (queryCopy.sort) {
|
|||
|
|
this.sort = queryCopy.sort
|
|||
|
|
delete queryCopy.sort
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Obj.
|
|||
|
|
this.obj = queryCopy
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
setPagination(pagination?: TPagination) {
|
|||
|
|
this.pagination = new Pagination(pagination).toObject()
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
static getQuery <T extends TQuery = {}>(filter: TFindFilter<T>): T {
|
|||
|
|
let query: any = {}
|
|||
|
|
for(const key of Object.keys(filter.obj)) {
|
|||
|
|
query[key] = filter.obj[key]
|
|||
|
|
}
|
|||
|
|
if (filter.pagination?.page) query.page = filter.pagination.page
|
|||
|
|
if (filter.pagination?.limit) query.limit = filter.pagination.limit
|
|||
|
|
if (filter.sort) query.sort = filter.sort
|
|||
|
|
return query
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
toObject(): TFindFilter<T> {
|
|||
|
|
return {
|
|||
|
|
obj: this.obj,
|
|||
|
|
pagination: this.pagination,
|
|||
|
|
sort: this.sort
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
isEqual(filters: TFindFilter<T>[]) {
|
|||
|
|
return isEqual([this, ...filters])
|
|||
|
|
}
|
|||
|
|
}
|