1 import { throwError as observableThrowError } from 'rxjs'
2 import { Injectable } from '@angular/core'
3 import { Router } from '@angular/router'
4 import { dateToHuman } from '@app/helpers'
5 import { ResultList } from '@shared/models'
6 import { HttpStatusCode } from '@shared/core-utils/miscs/http-error-codes'
9 export class RestExtractor {
11 constructor (private router: Router) { }
17 applyToResultListData <T> (result: ResultList<T>, fun: Function, additionalArgs?: any[]): ResultList<T> {
18 const data: T[] = result.data
19 const newData: T[] = []
21 data.forEach(d => newData.push(fun.apply(this, [ d ].concat(additionalArgs))))
29 convertResultListDateToHuman <T> (result: ResultList<T>, fieldsToConvert: string[] = [ 'createdAt' ]): ResultList<T> {
30 return this.applyToResultListData(result, this.convertDateToHuman, [ fieldsToConvert ])
33 convertDateToHuman (target: { [ id: string ]: string }, fieldsToConvert: string[]) {
34 fieldsToConvert.forEach(field => target[field] = dateToHuman(target[field]))
39 handleError (err: any) {
42 if (err.error instanceof Error) {
43 // A client-side or network error occurred. Handle it accordingly.
44 errorMessage = err.error.message
45 console.error('An error occurred:', errorMessage)
46 } else if (typeof err.error === 'string') {
47 errorMessage = err.error
48 } else if (err.status !== undefined) {
49 // A server-side error occurred.
50 if (err.error && err.error.errors) {
51 const errors = err.error.errors
52 const errorsArray: string[] = []
54 Object.keys(errors).forEach(key => {
55 errorsArray.push(errors[key].msg)
58 errorMessage = errorsArray.join('. ')
59 } else if (err.error && err.error.error) {
60 errorMessage = err.error.error
61 } else if (err.status === HttpStatusCode.PAYLOAD_TOO_LARGE_413) {
62 errorMessage = $localize`Media is too large for the server. Please contact you administrator if you want to increase the limit size.`
63 } else if (err.status === HttpStatusCode.TOO_MANY_REQUESTS_429) {
64 const secondsLeft = err.headers.get('retry-after')
66 const minutesLeft = Math.floor(parseInt(secondsLeft, 10) / 60)
67 errorMessage = $localize`Too many attempts, please try again after ${minutesLeft} minutes.`
69 errorMessage = $localize`Too many attempts, please try again later.`
71 } else if (err.status === HttpStatusCode.INTERNAL_SERVER_ERROR_500) {
72 errorMessage = $localize`Server error. Please retry later.`
75 errorMessage = errorMessage ? errorMessage : 'Unknown error.'
76 console.error(`Backend returned code ${err.status}, errorMessage is: ${errorMessage}`)
82 const errorObj: { message: string, status: string, body: string } = {
83 message: errorMessage,
89 errorObj.status = err.status
90 errorObj.body = err.error
93 return observableThrowError(errorObj)
96 redirectTo404IfNotFound (obj: { status: number }, type: 'video' | 'other', status = [ HttpStatusCode.NOT_FOUND_404 ]) {
97 if (obj && obj.status && status.indexOf(obj.status) !== -1) {
98 // Do not use redirectService to avoid circular dependencies
99 this.router.navigate([ '/404' ], { state: { type, obj }, skipLocationChange: true })
102 return observableThrowError(obj)