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1 | import { Injectable } from '@angular/core'; | |
2 | import { Http, Headers, RequestOptions } from '@angular/http'; | |
3 | import { Observable } from 'rxjs/Observable'; | |
4 | import 'rxjs/add/operator/catch'; | |
5 | import 'rxjs/add/operator/map'; | |
6 | ||
7 | import { Search } from '../../shared'; | |
8 | import { SortField } from './sort-field.type'; | |
9 | import { RateType } from './rate-type.type'; | |
10 | import { AuthService } from '../../core'; | |
11 | import { | |
12 | AuthHttp, | |
13 | RestExtractor, | |
14 | RestPagination, | |
15 | RestService, | |
16 | ResultList, | |
17 | UserService | |
18 | } from '../../shared'; | |
19 | import { Video } from './video.model'; | |
20 | ||
21 | @Injectable() | |
22 | export class VideoService { | |
23 | private static BASE_VIDEO_URL = '/api/v1/videos/'; | |
24 | ||
25 | videoCategories: Array<{ id: number, label: string }> = []; | |
26 | videoLicences: Array<{ id: number, label: string }> = []; | |
27 | videoLanguages: Array<{ id: number, label: string }> = []; | |
28 | ||
29 | constructor( | |
30 | private authService: AuthService, | |
31 | private authHttp: AuthHttp, | |
32 | private http: Http, | |
33 | private restExtractor: RestExtractor, | |
34 | private restService: RestService | |
35 | ) {} | |
36 | ||
37 | loadVideoCategories() { | |
38 | return this.http.get(VideoService.BASE_VIDEO_URL + 'categories') | |
39 | .map(this.restExtractor.extractDataGet) | |
40 | .subscribe(data => { | |
41 | Object.keys(data).forEach(categoryKey => { | |
42 | this.videoCategories.push({ | |
43 | id: parseInt(categoryKey), | |
44 | label: data[categoryKey] | |
45 | }); | |
46 | }); | |
47 | }); | |
48 | } | |
49 | ||
50 | loadVideoLicences() { | |
51 | return this.http.get(VideoService.BASE_VIDEO_URL + 'licences') | |
52 | .map(this.restExtractor.extractDataGet) | |
53 | .subscribe(data => { | |
54 | Object.keys(data).forEach(licenceKey => { | |
55 | this.videoLicences.push({ | |
56 | id: parseInt(licenceKey), | |
57 | label: data[licenceKey] | |
58 | }); | |
59 | }); | |
60 | }); | |
61 | } | |
62 | ||
63 | loadVideoLanguages() { | |
64 | return this.http.get(VideoService.BASE_VIDEO_URL + 'languages') | |
65 | .map(this.restExtractor.extractDataGet) | |
66 | .subscribe(data => { | |
67 | Object.keys(data).forEach(languageKey => { | |
68 | this.videoLanguages.push({ | |
69 | id: parseInt(languageKey), | |
70 | label: data[languageKey] | |
71 | }); | |
72 | }); | |
73 | }); | |
74 | } | |
75 | ||
76 | getVideo(id: string): Observable<Video> { | |
77 | return this.http.get(VideoService.BASE_VIDEO_URL + id) | |
78 | .map(this.restExtractor.extractDataGet) | |
79 | .map(video_hash => new Video(video_hash)) | |
80 | .catch((res) => this.restExtractor.handleError(res)); | |
81 | } | |
82 | ||
83 | updateVideo(video: Video) { | |
84 | const language = video.language ? video.language : null; | |
85 | ||
86 | const body = { | |
87 | name: video.name, | |
88 | category: video.category, | |
89 | licence: video.licence, | |
90 | language, | |
91 | description: video.description, | |
92 | tags: video.tags | |
93 | }; | |
94 | ||
95 | const headers = new Headers({ 'Content-Type': 'application/json' }); | |
96 | const options = new RequestOptions({ headers: headers }); | |
97 | ||
98 | return this.authHttp.put(`${VideoService.BASE_VIDEO_URL}/${video.id}`, body, options) | |
99 | .map(this.restExtractor.extractDataBool) | |
100 | .catch(this.restExtractor.handleError); | |
101 | } | |
102 | ||
103 | getVideos(pagination: RestPagination, sort: SortField) { | |
104 | const params = this.restService.buildRestGetParams(pagination, sort); | |
105 | ||
106 | return this.http.get(VideoService.BASE_VIDEO_URL, { search: params }) | |
107 | .map(res => res.json()) | |
108 | .map(this.extractVideos) | |
109 | .catch((res) => this.restExtractor.handleError(res)); | |
110 | } | |
111 | ||
112 | removeVideo(id: string) { | |
113 | return this.authHttp.delete(VideoService.BASE_VIDEO_URL + id) | |
114 | .map(this.restExtractor.extractDataBool) | |
115 | .catch((res) => this.restExtractor.handleError(res)); | |
116 | } | |
117 | ||
118 | searchVideos(search: Search, pagination: RestPagination, sort: SortField) { | |
119 | const params = this.restService.buildRestGetParams(pagination, sort); | |
120 | ||
121 | if (search.field) params.set('field', search.field); | |
122 | ||
123 | return this.http.get(VideoService.BASE_VIDEO_URL + 'search/' + encodeURIComponent(search.value), { search: params }) | |
124 | .map(this.restExtractor.extractDataList) | |
125 | .map(this.extractVideos) | |
126 | .catch((res) => this.restExtractor.handleError(res)); | |
127 | } | |
128 | ||
129 | reportVideo(id: string, reason: string) { | |
130 | const url = VideoService.BASE_VIDEO_URL + id + '/abuse'; | |
131 | const body = { | |
132 | reason | |
133 | }; | |
134 | ||
135 | return this.authHttp.post(url, body) | |
136 | .map(this.restExtractor.extractDataBool) | |
137 | .catch((res) => this.restExtractor.handleError(res)); | |
138 | } | |
139 | ||
140 | setVideoLike(id: string) { | |
141 | return this.setVideoRate(id, 'like'); | |
142 | } | |
143 | ||
144 | setVideoDislike(id: string) { | |
145 | return this.setVideoRate(id, 'dislike'); | |
146 | } | |
147 | ||
148 | getUserVideoRating(id: string) { | |
149 | const url = UserService.BASE_USERS_URL + '/me/videos/' + id + '/rating'; | |
150 | ||
151 | return this.authHttp.get(url) | |
152 | .map(this.restExtractor.extractDataGet) | |
153 | .catch((res) => this.restExtractor.handleError(res)); | |
154 | } | |
155 | ||
156 | blacklistVideo(id: string) { | |
157 | return this.authHttp.post(VideoService.BASE_VIDEO_URL + id + '/blacklist', {}) | |
158 | .map(this.restExtractor.extractDataBool) | |
159 | .catch((res) => this.restExtractor.handleError(res)); | |
160 | } | |
161 | ||
162 | private setVideoRate(id: string, rateType: RateType) { | |
163 | const url = VideoService.BASE_VIDEO_URL + id + '/rate'; | |
164 | const body = { | |
165 | rating: rateType | |
166 | }; | |
167 | ||
168 | return this.authHttp.put(url, body) | |
169 | .map(this.restExtractor.extractDataBool) | |
170 | .catch((res) => this.restExtractor.handleError(res)); | |
171 | } | |
172 | ||
173 | private extractVideos(result: ResultList) { | |
174 | const videosJson = result.data; | |
175 | const totalVideos = result.total; | |
176 | const videos = []; | |
177 | for (const videoJson of videosJson) { | |
178 | videos.push(new Video(videoJson)); | |
179 | } | |
180 | ||
181 | return { videos, totalVideos }; | |
182 | } | |
183 | } |