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1 | // Translate for example "-name" to [ [ 'name', 'DESC' ], [ 'id', 'ASC' ] ] | |
2 | function getSort (value: string, lastSort: string[] = [ 'id', 'ASC' ]) { | |
3 | let field: string | |
4 | let direction: 'ASC' | 'DESC' | |
5 | ||
6 | if (value.substring(0, 1) === '-') { | |
7 | direction = 'DESC' | |
8 | field = value.substring(1) | |
9 | } else { | |
10 | direction = 'ASC' | |
11 | field = value | |
12 | } | |
13 | ||
14 | return [ [ field, direction ], lastSort ] | |
15 | } | |
16 | ||
17 | function getSortOnModel (model: any, value: string, lastSort: string[] = [ 'id', 'ASC' ]) { | |
18 | let [ firstSort ] = getSort(value) | |
19 | ||
20 | if (model) return [ [ model, firstSort[0], firstSort[1] ], lastSort ] | |
21 | return [ firstSort, lastSort ] | |
22 | } | |
23 | ||
24 | function throwIfNotValid (value: any, validator: (value: any) => boolean, fieldName = 'value') { | |
25 | if (validator(value) === false) { | |
26 | throw new Error(`"${value}" is not a valid ${fieldName}.`) | |
27 | } | |
28 | } | |
29 | ||
30 | // --------------------------------------------------------------------------- | |
31 | ||
32 | export { | |
33 | getSort, | |
34 | getSortOnModel, | |
35 | throwIfNotValid | |
36 | } |