masto/dist/esm/adapters/action/paginator-http.js

Mastodon API client for JavaScript, TypeScript, Node.js, browsers

import { parseLinkHeader } from "../../utils/index.js";
export class PaginatorHttp {
    http;
    raw;
    path;
    params;
    meta;
    direction;
    constructor(http, raw, path, params, meta, direction = "next") {
        this.http = http;
        this.raw = raw;
        this.path = path;
        this.params = params;
        this.meta = meta;
        this.direction = direction;
    }
    async *values() {
        let path = this.path;
        let params = this.params;
        while (path != undefined) {
            const response = await this.http.request({
                method: "GET",
                path,
                search: params,
                ...this.meta,
            });
            const nextUrl = this.getLink(response.headers.get("link"));
            path = nextUrl?.pathname;
            params = nextUrl?.search.replace(/^\?/, "");
            const data = (this.raw ? response : response.data);
            yield data;
        }
    }
    then(onfulfilled = Promise.resolve.bind(Promise), onrejected = Promise.reject.bind(Promise)) {
        return this.values()
            .next()
            .then((value) => onfulfilled(value.value), onrejected);
    }
    getDirection() {
        return this.direction;
    }
    setDirection(direction) {
        return new PaginatorHttp(this.http, this.raw, this.path, this.params, this.meta, direction);
    }
    [Symbol.asyncIterator]() {
        return this.values();
    }
    getLink(value) {
        if (!value) {
            return;
        }
        const parsed = parseLinkHeader(value).get(this.direction);
        if (!parsed) {
            return;
        }
        return new URL(parsed);
    }
}