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 { HttpStatusCode, ResultList } from '@shared/models'
8 export class RestExtractor {
10 constructor (private router: Router) { }
16 applyToResultListData <T, A, U> (
17 result: ResultList<T>,
18 fun: (data: T, ...args: A[]) => U,
19 additionalArgs: A[] = []
21 const data: T[] = result.data
25 data: data.map(d => fun.apply(this, [ d, ...additionalArgs ]))
29 convertResultListDateToHuman <T> (result: ResultList<T>, fieldsToConvert: string[] = [ 'createdAt' ]): ResultList<T> {
30 return this.applyToResultListData(result, this.convertDateToHuman, [ fieldsToConvert ])
33 convertDateToHuman (target: any, fieldsToConvert: string[]) {
34 fieldsToConvert.forEach(field => {
35 target[field] = dateToHuman(target[field])
41 handleError (err: any) {
44 if (err.error instanceof Error) {
45 // A client-side or network error occurred. Handle it accordingly.
46 errorMessage = err.error.detail || err.error.title
47 console.error('An error occurred:', errorMessage)
48 } else if (typeof err.error === 'string') {
49 errorMessage = err.error
50 } else if (err.status !== undefined) {
51 // A server-side error occurred.
52 if (err.error?.errors) {
53 const errors = err.error.errors
54 const errorsArray: string[] = []
56 Object.keys(errors).forEach(key => {
57 errorsArray.push(errors[key].msg)
60 errorMessage = errorsArray.join('. ')
61 } else if (err.error?.error) {
62 errorMessage = err.error.error
63 } else if (err.status === HttpStatusCode.PAYLOAD_TOO_LARGE_413) {
64 // eslint-disable-next-line max-len
65 errorMessage = $localize`Media is too large for the server. Please contact you administrator if you want to increase the limit size.`
66 } else if (err.status === HttpStatusCode.TOO_MANY_REQUESTS_429) {
67 const secondsLeft = err.headers.get('retry-after')
69 const minutesLeft = Math.floor(parseInt(secondsLeft, 10) / 60)
70 errorMessage = $localize`Too many attempts, please try again after ${minutesLeft} minutes.`
72 errorMessage = $localize`Too many attempts, please try again later.`
74 } else if (err.status === HttpStatusCode.INTERNAL_SERVER_ERROR_500) {
75 errorMessage = $localize`Server error. Please retry later.`
78 errorMessage = errorMessage || 'Unknown error.'
79 console.error(`Backend returned code ${err.status}, errorMessage is: ${errorMessage}`)
85 const errorObj: { message: string, status: string, body: string } = {
86 message: errorMessage,
92 errorObj.status = err.status
93 errorObj.body = err.error
96 return observableThrowError(() => errorObj)
99 redirectTo404IfNotFound (obj: { status: number }, type: 'video' | 'other', status = [ HttpStatusCode.NOT_FOUND_404 ]) {
100 if (obj?.status && status.includes(obj.status)) {
101 // Do not use redirectService to avoid circular dependencies
102 this.router.navigate([ '/404' ], { state: { type, obj }, skipLocationChange: true })
105 return observableThrowError(() => obj)