lendb-client/lib/core/file.ts

(WIP) Browser-client for connecting to [LenDB]{https://github.com/paradis-A/lendb-server}.

import isObject from "lodash/isObject";
import ky from "ky";
import cuid from "cuid";
import Emittery from "emittery";
export default class LenFile {
    httpSettings!: any;
    key: string;
    file:File
    http: typeof ky
    uploadsURL: string
    protected emitter: Emittery
    constructor(file?:File,baseURL?:string,http?:typeof ky,emitter?:Emittery) {
        const settings = localStorage.getItem("lenDB");
        this.http = http
        this.httpSettings = JSON.parse(settings);
        this.file = file
        this.emitter = emitter
        this.uploadsURL = baseURL + "/uploads"
        this.key = cuid();
    }
    
    async fetch(key:string): Promise<{ key: string; filename: string; url: string }> {
        if (key && !cuid.isCuid(key) || !key) {
            throw TypeError("Invalid key");
        }
        try {
            let result: any = await this.http.get("uploads" + "/" + key).json();
            result.url = this.uploadsURL + "/" + result.url;
            return Promise.resolve(result);
        } catch (error) {
            return Promise.reject(error);
        }
    }
    
    async save() {
        try {
            console.log("saving file")
            console.log(this.file)
            if (!this.file) {
                return Promise.resolve("file argument must be filled.");
            }
            let fileName = `${this.key}-$-${this.file.name}`;
            //@ts-ignore
            let tempFile = new File([await this.file.arrayBuffer()], fileName);
            let fd = new FormData();
            fd.append("file", tempFile);
            let res:any = await this.http.post("lenDB_upload", { body: fd }).json();
            if(res?.url){
                res.url = this.uploadsURL + "/" + res.url
            }
            return res;
        } catch (error) {
            return Promise.reject(error);
        }
    }
}