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-rw-r--r--client/src/app/shared/rest/rest.service.ts111
1 files changed, 0 insertions, 111 deletions
diff --git a/client/src/app/shared/rest/rest.service.ts b/client/src/app/shared/rest/rest.service.ts
deleted file mode 100644
index 78558851a..000000000
--- a/client/src/app/shared/rest/rest.service.ts
+++ /dev/null
@@ -1,111 +0,0 @@
1import { SortMeta } from 'primeng/api'
2import { HttpParams } from '@angular/common/http'
3import { Injectable } from '@angular/core'
4import { ComponentPaginationLight } from './component-pagination.model'
5import { RestPagination } from './rest-pagination'
6
7interface QueryStringFilterPrefixes {
8 [key: string]: {
9 prefix: string
10 handler?: (v: string) => string | number
11 multiple?: boolean
12 }
13}
14
15type ParseQueryStringFilterResult = {
16 [key: string]: string | number | (string | number)[]
17}
18
19@Injectable()
20export class RestService {
21
22 addRestGetParams (params: HttpParams, pagination?: RestPagination, sort?: SortMeta | string) {
23 let newParams = params
24
25 if (pagination !== undefined) {
26 newParams = newParams.set('start', pagination.start.toString())
27 .set('count', pagination.count.toString())
28 }
29
30 if (sort !== undefined) {
31 let sortString = ''
32
33 if (typeof sort === 'string') {
34 sortString = sort
35 } else {
36 const sortPrefix = sort.order === 1 ? '' : '-'
37 sortString = sortPrefix + sort.field
38 }
39
40 newParams = newParams.set('sort', sortString)
41 }
42
43 return newParams
44 }
45
46 addObjectParams (params: HttpParams, object: { [ name: string ]: any }) {
47 for (const name of Object.keys(object)) {
48 const value = object[name]
49 if (value === undefined || value === null) continue
50
51 if (Array.isArray(value) && value.length !== 0) {
52 for (const v of value) params = params.append(name, v)
53 } else {
54 params = params.append(name, value)
55 }
56 }
57
58 return params
59 }
60
61 componentPaginationToRestPagination (componentPagination: ComponentPaginationLight): RestPagination {
62 const start: number = (componentPagination.currentPage - 1) * componentPagination.itemsPerPage
63 const count: number = componentPagination.itemsPerPage
64
65 return { start, count }
66 }
67
68 parseQueryStringFilter (q: string, prefixes: QueryStringFilterPrefixes): ParseQueryStringFilterResult {
69 if (!q) return {}
70
71 // Tokenize the strings using spaces
72 const tokens = q.split(' ').filter(token => !!token)
73
74 // Build prefix array
75 const prefixeStrings = Object.values(prefixes)
76 .map(p => p.prefix)
77
78 // Search is the querystring minus defined filters
79 const searchTokens = tokens.filter(t => {
80 return prefixeStrings.every(prefixString => t.startsWith(prefixString) === false)
81 })
82
83 const additionalFilters: ParseQueryStringFilterResult = {}
84
85 for (const prefixKey of Object.keys(prefixes)) {
86 const prefixObj = prefixes[prefixKey]
87 const prefix = prefixObj.prefix
88
89 const matchedTokens = tokens.filter(t => t.startsWith(prefix))
90 .map(t => t.slice(prefix.length)) // Keep the value filter
91 .map(t => {
92 if (prefixObj.handler) return prefixObj.handler(t)
93
94 return t
95 })
96 .filter(t => !!t || t === 0)
97
98 if (matchedTokens.length === 0) continue
99
100 additionalFilters[prefixKey] = prefixObj.multiple === true
101 ? matchedTokens
102 : matchedTokens[0]
103 }
104
105 return {
106 search: searchTokens.join(' ') || undefined,
107
108 ...additionalFilters
109 }
110 }
111}