← Hacker News + SWAPI - Star Wars integrations

Get Film with SWAPI - Star Wars API on New Stories by Keyword from Hacker News API

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New Stories by Keyword from the Hacker News API
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Get Film with the SWAPI - Star Wars API
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Getting Started

This integration creates a workflow with a Hacker News trigger and SWAPI - Star Wars action. When you configure and deploy the workflow, it will run on Pipedream's servers 24x7 for free.

  1. Select this integration
  2. Configure the New Stories by Keyword trigger
    1. Connect your Hacker News account
    2. Configure timer
    3. Optional- Configure Keyword
  3. Configure the Get Film action
    1. Connect your SWAPI - Star Wars account
    2. Select a film
  4. Deploy the workflow
  5. Send a test event to validate your setup
  6. Turn on the trigger

Details

This integration uses pre-built, open source components from Pipedream's GitHub repo. These components are developed by Pipedream and the community, and verified and maintained by Pipedream.

To contribute an update to an existing component or create a new component, create a PR on GitHub. If you're new to Pipedream component development, you can start with quickstarts for trigger span and action development, and then review the component API reference.

Trigger

Description:Emit new stories that mention a specific keyword
Version:0.0.4
Key:hacker_news-new-stories-by-keyword

Trigger Code

const Parser = require("rss-parser");
const hacker_news = require("../../hacker_news.app.js");
const { DEFAULT_POLLING_SOURCE_TIMER_INTERVAL } = require("@pipedream/platform");

const parser = new Parser();

module.exports = {
  key: "hacker_news-new-stories-by-keyword",
  name: "New Stories by Keyword",
  description: "Emit new stories that mention a specific keyword",
  version: "0.0.4",
  type: "source",
  props: {
    hacker_news,
    timer: {
      type: "$.interface.timer",
      default: {
        intervalSeconds: DEFAULT_POLLING_SOURCE_TIMER_INTERVAL,
      },
    },
    db: "$.service.db",
    // If you want a single search feed but multiple keywords, separate the keywords with " OR ":
    keyword: {
      type: "string",
      label: "Keyword",
      description: "Keyword to watch. Matches story titles. Leave blank to get all stories.",
      optional: true,
      default: "",
    },
  },
  methods: {
    // in theory if alternate setting title and description or aren't unique this won't work
    itemKey(item) {
      return item.guid || item.id || item.title || item.description;
    },
  },
  async run() {
    const seenKeys = this.db.get("seenKeys") || [];
    const seenKeysMap = seenKeys.reduce((acc, v) => {
      acc[v] = true;
      return acc;
    }, {});
    // All elements of an item are optional,
    // however at least one of title or description must be present.
    // should be listed from most recent to least recent
    const feed = await parser.parseURL(`https://hnrss.org/newest?q=${encodeURIComponent(this.keyword)}`);
    for (let idx = feed.items.length - 1; idx >= 0; idx--) {
      const item = feed.items[idx];
      const key = this.itemKey(item);
      // XXX throw if !key?
      if (seenKeysMap[key]) continue;
      seenKeys.unshift(key);
      seenKeysMap[key] = true; // just in case of dupes
      this.$emit(item, {
        id: this.itemKey(item),
        summary: item.title,
        ts: item.pubdate && +new Date(item.pubdate),
      });
    }
    if (seenKeys.length) {
      // XXX restrict by byte size instead of el size
      this.db.set("seenKeys", seenKeys.slice(0, 1000));
    }
  },
};

Trigger Configuration

This component may be configured based on the props defined in the component code. Pipedream automatically prompts for input values in the UI and CLI.
LabelPropTypeDescription
Hacker Newshacker_newsappThis component uses the Hacker News app.
timer$.interface.timer
N/Adb$.service.dbThis component uses $.service.db to maintain state between component invocations.
Keywordkeywordstring

Keyword to watch. Matches story titles. Leave blank to get all stories.

Trigger Authentication

The Hacker News API does not require authentication.

About Hacker News

Social news website

Action

Description:Get a film
Version:0.0.13
Key:swapi-get-film

Action Code

const swapi = require("../../swapi.app.js");
const axios = require("axios");

module.exports = {
  key: "swapi-get-film",
  name: "Get Film",
  version: "0.0.13",
  description: "Get a film",
  type: "action",
  props: {
    swapi,
    film: {
      propDefinition: [
        swapi,
        "film",
      ],
    },
  },
  async run() {
    return (await axios({
      url: `https://swapi.dev/api/films/${this.film}`,
    })).data;
  },
};

Action Configuration

This component may be configured based on the props defined in the component code. Pipedream automatically prompts for input values in the UI.

LabelPropTypeDescription
SWAPI - Star WarsswapiappThis component uses the SWAPI - Star Wars app.
filmfilmstringSelect a value from the drop down menu.

Action Authentication

The SWAPI - Star Wars API does not require authentication.

About SWAPI - Star Wars

The Star Wars API

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