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40 lines
1.1 KiB
TypeScript
40 lines
1.1 KiB
TypeScript
3 years ago
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import {Inject, Injectable} from '@angular/core';
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import {BehaviorSubject} from "rxjs";
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import {File} from "../../models/File";
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import {invoke} from "@tauri-apps/api/tauri";
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import {DOCUMENT} from "@angular/common";
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@Injectable({
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providedIn: 'root'
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})
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export class FileService {
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displayedFiles = new BehaviorSubject<File[]>([]);
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constructor(@Inject(DOCUMENT) private document: Document) {
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}
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public async getFiles() {
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let all_files = await invoke<File[]>("get_all_files");
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this.displayedFiles.next(all_files.slice(0, 50));
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}
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public async readFile(hash: string, mime_type: string): Promise<string | undefined> {
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const data = await invoke<number[]>("read_file_by_hash", {hash});
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const blob = new Blob([new Uint8Array(data)], {type: mime_type});
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return new Promise<string | undefined>((res, rej) => {
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const reader = new FileReader();
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reader.onload = (e) => {
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const url = e.target?.result
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if (url === null) {
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res(undefined);
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} else {
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res(url as string)
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}
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};
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reader.readAsDataURL(blob);
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})
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}
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}
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