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5fb2e288 | 1 | import { of } from 'rxjs' |
67ed6552 | 2 | import { first, tap } from 'rxjs/operators' |
5fb2e288 | 3 | import { ListKeyManager } from '@angular/cdk/a11y' |
67ed6552 | 4 | import { AfterViewChecked, AfterViewInit, Component, OnDestroy, OnInit, QueryList, ViewChildren } from '@angular/core' |
4c1c1709 | 5 | import { ActivatedRoute, Params, Router } from '@angular/router' |
9677fca7 | 6 | import { AuthService, ServerService } from '@app/core' |
67ed6552 | 7 | import { SearchTargetType, ServerConfig } from '@shared/models' |
5fb2e288 | 8 | import { SuggestionComponent, SuggestionPayload, SuggestionPayloadType } from './suggestion.component' |
f409f0c3 RK |
9 | |
10 | @Component({ | |
11 | selector: 'my-search-typeahead', | |
12 | templateUrl: './search-typeahead.component.html', | |
13 | styleUrls: [ './search-typeahead.component.scss' ] | |
14 | }) | |
5fb2e288 C |
15 | export class SearchTypeaheadComponent implements OnInit, AfterViewInit, AfterViewChecked, OnDestroy { |
16 | @ViewChildren(SuggestionComponent) suggestionItems: QueryList<SuggestionComponent> | |
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17 | |
18 | hasChannel = false | |
19 | inChannel = false | |
5fb2e288 | 20 | areSuggestionsOpened = true |
f409f0c3 | 21 | |
9b8a7aa8 | 22 | search = '' |
9677fca7 | 23 | serverConfig: ServerConfig |
f409f0c3 | 24 | |
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25 | inThisChannelText: string |
26 | ||
6af662a5 | 27 | keyboardEventsManager: ListKeyManager<SuggestionComponent> |
5fb2e288 C |
28 | results: SuggestionPayload[] = [] |
29 | ||
30 | activeSearch: SuggestionPayloadType | |
31 | ||
32 | private scheduleKeyboardEventsInit = false | |
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33 | |
34 | constructor ( | |
35 | private authService: AuthService, | |
36 | private router: Router, | |
52cc0d54 | 37 | private route: ActivatedRoute, |
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38 | private serverService: ServerService |
39 | ) {} | |
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40 | |
41 | ngOnInit () { | |
71e75ef2 | 42 | this.route.queryParams |
36004aa7 | 43 | .pipe(first(params => this.isOnSearch() && params.search !== undefined && params.search !== null)) |
71e75ef2 | 44 | .subscribe(params => this.search = params.search) |
5fb2e288 C |
45 | } |
46 | ||
47 | ngAfterViewInit () { | |
9677fca7 | 48 | this.serverService.getConfig() |
5fb2e288 C |
49 | .subscribe(config => { |
50 | this.serverConfig = config | |
51 | ||
52 | this.computeTypeahead() | |
53 | ||
54 | this.serverService.configReloaded | |
55 | .subscribe(config => { | |
56 | this.serverConfig = config | |
57 | this.computeTypeahead() | |
58 | }) | |
59 | }) | |
f409f0c3 RK |
60 | } |
61 | ||
5fb2e288 C |
62 | ngAfterViewChecked () { |
63 | if (this.scheduleKeyboardEventsInit && !this.keyboardEventsManager) { | |
64 | // Avoid ExpressionChangedAfterItHasBeenCheckedError errors | |
65 | setTimeout(() => this.initKeyboardEventsManager(), 0) | |
66 | } | |
6af662a5 RK |
67 | } |
68 | ||
5fb2e288 C |
69 | ngOnDestroy () { |
70 | if (this.keyboardEventsManager) this.keyboardEventsManager.change.unsubscribe() | |
6af662a5 RK |
71 | } |
72 | ||
5fb2e288 | 73 | areInstructionsDisplayed () { |
9b8a7aa8 RK |
74 | return !this.search |
75 | } | |
76 | ||
5fb2e288 C |
77 | showSearchGlobalHelp () { |
78 | return this.search && this.areSuggestionsOpened && this.keyboardEventsManager?.activeItem?.result?.type === 'search-index' | |
6af662a5 RK |
79 | } |
80 | ||
5fb2e288 | 81 | canSearchAnyURI () { |
9b8a7aa8 | 82 | if (!this.serverConfig) return false |
5fb2e288 | 83 | |
9b8a7aa8 RK |
84 | return this.authService.isLoggedIn() |
85 | ? this.serverConfig.search.remoteUri.users | |
86 | : this.serverConfig.search.remoteUri.anonymous | |
87 | } | |
88 | ||
89 | onSearchChange () { | |
5fb2e288 C |
90 | this.computeTypeahead() |
91 | } | |
92 | ||
93 | initKeyboardEventsManager () { | |
94 | if (this.keyboardEventsManager) return | |
95 | ||
96 | this.keyboardEventsManager = new ListKeyManager(this.suggestionItems) | |
97 | ||
98 | const activeIndex = this.suggestionItems.toArray().findIndex(i => i.result.default === true) | |
99 | if (activeIndex === -1) { | |
100 | console.error('Cannot find active index.', { suggestionItems: this.suggestionItems }) | |
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101 | } |
102 | ||
5fb2e288 C |
103 | this.updateItemsState(activeIndex) |
104 | ||
105 | this.keyboardEventsManager.change.subscribe( | |
106 | _ => this.updateItemsState() | |
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107 | ) |
108 | } | |
109 | ||
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110 | computeTypeahead () { |
111 | const searchIndexConfig = this.serverConfig.search.searchIndex | |
112 | ||
113 | if (!this.activeSearch) { | |
3b0bd70a | 114 | if (searchIndexConfig.enabled && (searchIndexConfig.isDefaultSearch || searchIndexConfig.disableLocalSearch)) { |
5fb2e288 | 115 | this.activeSearch = 'search-index' |
3b0bd70a C |
116 | } else { |
117 | this.activeSearch = 'search-instance' | |
52cc0d54 | 118 | } |
5fb2e288 C |
119 | } |
120 | ||
121 | this.areSuggestionsOpened = true | |
122 | this.results = [] | |
123 | ||
124 | if (!this.search) return | |
125 | ||
126 | if (searchIndexConfig.enabled === false || searchIndexConfig.disableLocalSearch !== true) { | |
127 | this.results.push({ | |
128 | text: this.search, | |
129 | type: 'search-instance', | |
130 | default: this.activeSearch === 'search-instance' | |
131 | }) | |
132 | } | |
133 | ||
134 | if (searchIndexConfig.enabled) { | |
135 | this.results.push({ | |
136 | text: this.search, | |
137 | type: 'search-index', | |
138 | default: this.activeSearch === 'search-index' | |
139 | }) | |
140 | } | |
141 | ||
142 | this.scheduleKeyboardEventsInit = true | |
52cc0d54 RK |
143 | } |
144 | ||
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145 | updateItemsState (index?: number) { |
146 | if (index !== undefined) { | |
147 | this.keyboardEventsManager.setActiveItem(index) | |
148 | } | |
8a979d73 | 149 | |
5fb2e288 C |
150 | for (const item of this.suggestionItems) { |
151 | if (this.keyboardEventsManager.activeItem && this.keyboardEventsManager.activeItem === item) { | |
152 | item.active = true | |
153 | this.activeSearch = item.result.type | |
154 | continue | |
155 | } | |
8a979d73 | 156 | |
5fb2e288 | 157 | item.active = false |
6af662a5 | 158 | } |
5fb2e288 | 159 | } |
8a979d73 | 160 | |
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161 | onSuggestionlicked (payload: SuggestionPayload) { |
162 | this.doSearch(this.buildSearchTarget(payload)) | |
163 | } | |
164 | ||
165 | onSuggestionHover (index: number) { | |
166 | this.updateItemsState(index) | |
6af662a5 RK |
167 | } |
168 | ||
be6343d2 | 169 | handleKey (event: KeyboardEvent) { |
8a979d73 | 170 | if (!this.keyboardEventsManager) return |
4c1c1709 | 171 | |
8a979d73 | 172 | switch (event.key) { |
4c1c1709 C |
173 | case 'ArrowDown': |
174 | case 'ArrowUp': | |
5fb2e288 C |
175 | event.stopPropagation() |
176 | ||
f409f0c3 | 177 | this.keyboardEventsManager.onKeydown(event) |
8a979d73 | 178 | break |
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179 | } |
180 | } | |
52cc0d54 | 181 | |
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182 | isOnSearch () { |
183 | return window.location.pathname === '/search' | |
184 | } | |
185 | ||
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186 | doSearch (searchTarget?: SearchTargetType) { |
187 | this.areSuggestionsOpened = false | |
52cc0d54 RK |
188 | const queryParams: Params = {} |
189 | ||
36004aa7 | 190 | if (this.isOnSearch() && this.route.snapshot.queryParams) { |
52cc0d54 RK |
191 | Object.assign(queryParams, this.route.snapshot.queryParams) |
192 | } | |
193 | ||
5fb2e288 C |
194 | if (!searchTarget) { |
195 | searchTarget = this.buildSearchTarget(this.keyboardEventsManager.activeItem.result) | |
196 | } | |
197 | ||
198 | Object.assign(queryParams, { search: this.search, searchTarget }) | |
52cc0d54 RK |
199 | |
200 | const o = this.authService.isLoggedIn() | |
201 | ? this.loadUserLanguagesIfNeeded(queryParams) | |
202 | : of(true) | |
203 | ||
204 | o.subscribe(() => this.router.navigate([ '/search' ], { queryParams })) | |
205 | } | |
206 | ||
207 | private loadUserLanguagesIfNeeded (queryParams: any) { | |
208 | if (queryParams && queryParams.languageOneOf) return of(queryParams) | |
209 | ||
210 | return this.authService.userInformationLoaded | |
211 | .pipe( | |
212 | first(), | |
213 | tap(() => Object.assign(queryParams, { languageOneOf: this.authService.getUser().videoLanguages })) | |
214 | ) | |
215 | } | |
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216 | |
217 | private buildSearchTarget (result: SuggestionPayload): SearchTargetType { | |
218 | if (result.type === 'search-index') { | |
219 | return 'search-index' | |
220 | } | |
221 | ||
222 | return 'local' | |
223 | } | |
f409f0c3 | 224 | } |